2024

    • Dendron-mediated control over self-assembly of chlorophyll rosettes into columnar vs discrete aggregates
      Ryo Kudo, Hiroki Hanayama, Balaraman Vedhanarayanan, Hitoshi Tamiaki, Nobuyuki Hara, Sarah E. Rogers, Martin Hollamby, Biplab Manna, Koji Harano, Shiki Yagai

      Organic Chemistry Frontiers 11 (2024) 6304-6310.
      Press Release

    • Proton Intercalation into an Open-Tunnel Bronze Phase with Near-Zero Volume Change
      Kosuke Kawai, Seong-Hoon Jang, Yuta Igarashi, Koji Yazawa, Kazuma Gotoh, Jun Kikkawa, Atsuo Yamada, Yoshitaka Tateyama, Masashi Okubo

      Angewandte Chemie International Edition, Accepted Article

    • Blue Shift of Localized Surface Plasmon Resonance of Gold Ultrathin Nanorod by Forming a Single Atomic Silver Shell via Antigalvanic Process
      Subarna Maity, Toshiki Komagata, Shinjiro Takano, Shinya Masuda, Jun Kikkawa, Koji Kimoto, Koji Harano, Tatsuya Tsukuda

      Nano Letters 24 (2024) 13206-13212.

    • Ion-Pairing Chromonic Liquid Crystals via Alternately Stacked Assembly of Amphiphilic Charged π-Electronic Systems
      Yuto Maruyama, Koji Harano, Hayato Kanai, Yasuhiro Ishida, Hiroki Tanaka, Shinya Sugiura, Hiromitsu Maeda

      Angewandte Chemie International Edition, Accepted Article.

    • Pentagon-Rich Caged Carbon Catalyst for the Oxygen Reduction Reaction in Acidic Electrolytes
      Guoping Chen, Miho Isegawa, Taro Koide, Yasuo Yoshida, Koji Harano, Kenji Hayashida, Shusaku Fujita, Kotaro Takeyasu, Katsuhiko Ariga, Junji Nakamura

      Angewandte Chemie International Edition, Accepted Article.

    • Generated White Light Having Adaptable Chromaticity and Emission, Using Spectrally Reconfigurable Microcavities
      Barun Kumar Barman, David Hernandez-Pinilla, Ovidiu Cretu, Jun Kikkawa, Koji Kimoto, Tadaaki Nagao

      Advanced Science 11 (2024) 2407090.

    • Scalable nanoarchitectonics with microporous polymer composite for methanol-tolerant ORR electrocatalysts
      Abin Sebastian, Atanu Panda, Ravi Nandan, Joel Henzie, Ovidiu Cretu, Jian Xu, Nadiia Velychkivska, Renzhi Ma, Pooja Gakhad, Abhishek Kumar Singh, Gary J. Richards, Koji Kimoto, Lok Kumar Shrestha, Katsuhiko Ariga, Yusuke Yamauchi and Jonathan P. Hill

      Journal of Materials Chemistry A 12 (2024) 22494-22503.

    • High-performance Mg3Sb2-based thermoelectrics with reduced structural disorder and microstructure evolution
      Longquan Wang, Wenhao Zhang, Song Yi Back, Naoyuki Kawamoto, Duy Hieu Nguyen, Takao Mori

      Nature Communications 15 (2024) 6800.

    • Toward the Atomic-Level Analysis of Ground-State Electronic Structures of Solid Materials via Prediction from Core-Loss Spectra: A Computational Study in Si
      Izumi Takahara, Fumihiko Uesugi, Koji Kimoto, Kiyou Shibata, Teruyasu Mizoguchi

      The Journal of Physical Chemistry C 128 (2024) 13500–13507.

    • Outstanding Room-Temperature Thermoelectric Performance of n-type Mg3Bi2-Based Compounds Through Synergistically Combined Band Engineering Approaches
      Hyunyong Cho, Song Yi Back, Naoki Sato, Zihang Liu, Weihong Gao, Longquan Wang, Hieu Duy Nguyen, Naoyuki Kawamoto, Takao Mori

      Advanced Functional Materials 34 (2024) 2407017.

    • Reduction-Induced Self-Propelled Oscillatory Motion of Perylenediimides on Water
      Lara Rae Holstein, Nobuhiko J. Suematsu, Masayuki Takeuchi, Koji Harano, Taisuke Banno, Atsuro Takai

      Angewandte Chemie International Edition 63 (2024) e202410671.

    • Mesoporous amorphous non-noble metals as versatile substrates for high loading and uniform dispersion of Pt-group single atoms
      Yunqing Kang, Shuangjun Li, Ovidiu Cretu, Koji Kimoto, Yingji Zhao, Liyang Zhu, Xiaoqian Wei, Lei Fu, Dong Jiang, Chao Wan, Bo Jiang, Toru Asahi, Dieqing Zhang, Hexing Li, Yusuke Yamauchi

      Science Advances 10 (2024) eado2442.

    • Record-High Thermoelectric Performance in Al-Doped ZnO via Anderson Localization of Band Edge States
      Illia Serhiienko, Andrei Novitskii, Fabian Garmroudi, Evgeny Kolesnikov, Evgenia Chernyshova, Tatyana Sviridova, Aleksei Bogach, Andrei Voronin, Hieu Duy Nguyen, Naoyuki Kawamoto, Ernst Bauer, Vladimir Khovaylo, Takao Mori
      Advanced Science 11 (2024) 2309291.
    • RhRu Bimetallic Oxide Cluster Catalysts for Cross-Dehydrogenative Coupling of Arenes and Carboxylic Acids
      Shingo Hasegawa, Koji Harano, Ken Motokura
      Journal of the American Chemical Society 146 (2024) 19059-19069.
    • Ambipolar charge-trapping in self-assembled nanostructures of supramolecular miktoarm star-shaped copolymer with a zinc phthalocyanine core
      Xinhao Zhong, Debdatta Panigrahi, Ryoma Hayakawa, Yutaka Wakayama, Koji Harano, Masayuki Takeuchi, Junko Aimi
      Journal of Materials Chemistry C 12 (2024) 9642-9651.
    • Direct observation of the atomic density fluctuation originating from the first sharp diffraction peak in SiO2 glass
      Akihiko Hirata, Shuya Sato, Motoki Shiga, Yohei Onodera, Koji Kimoto, Shinji Kohara
      NPG Asia Materials 16 (2024) 25.
    • Structures, fundamental properties, and potential applications of low-dimensional
      C60 polymers and other nanocarbons: a review
      Jun Onoe, Yusuke Noda, Qian Wang, Koji Harano, Masato Nakaya, Tomonobu Nakayama
      Science and Technology of Advanced Materials 25 (2024) 2346068.
    • Robust Preparation of Sub-20-nm-Thin Lamellae for Aberration-Corrected Electron Microscopy
      Hideyo Tsurusawa, Jun Uzuhashi, Yusuke Kozuka, Koji Kimoto, Tadakatsu Ohkubo
      Small Methods 8 (2024) 2301425.
    • Chirality engineering for carbon nanotube electronics
      Dai-Ming Tang, Ovidiu Cretu, Shinsuke Ishihara, Yongjia Zheng, Keigo Otsuka, Rong Xiang, Shigeo Maruyama, Hui-Ming Cheng, Chang Liu, Dmitri Golberg
      Nature Reviews Electrical Engineering 1 (2024) 149-162.
    • Grinding-Induced Water Solubility Exhibited by Mechanochromic Luminescent Supramolecular Fibers
      Qiming Liu, Tianyue Zhang, Yuka Ikemoto, Yudai Shinozaki, Go Watanabe, Yuta Hori, Yasuteru Shigeta, Takemi Midorikawa, Koji Harano, Yoshimitsu Sagara
      Small 20 (2024) 2400063.
    • Local defect and mid-gap state analysis of GaN using monochromated EELS combined with nanodiffraction and atomic-resolution imaging
      Shunsuke Yamashita, Sei Fukushima, Jun Kikkawa, Ryoji Arai, Yuya Kanitani, Koji Kimoto, Yoshihiro Kudo
      APL Materials 12 (2024) 031101.
    • Diphosphine-Protected IrAu12 Superatom with Open Site(s): Synthesis and Programmed Stepwise Assembly
      Yuto Fukumoto, Tsubasa Omoda, Haru Hirai, Shinjiro Takano, Koji Harano, Tatsuya Tsukuda
      Angewandte Chemie International Edition 63 (2024) e202402025.
    • Unsupervised machine learning combined with 4D scanning transmission electron microscopy for bimodal nanostructural analysis
      Koji Kimoto, Jun Kikkawa, Koji Harano, Ovidiu Cretu, Yuki Shibazaki, Fumihiko Uesugi
      Scientific Reports 14 (2024) 2901.
    • STEM in situ thermal wave observations for investigating thermal diffusivity in nanoscale materials and devices
      Hieu Duy Nguyen, Isamu Yamada, Toshiyuki Nishimura, Hong Pang, Hyunyong Cho, Dai-Ming Tang,
      Jun Kikkawa, Masanori Mitome, Dmitri Golberg, Koji Kimoto, Takao Mori, Naoyuki Kawamoto
      Science Advances 10 (2024) eadj3825. (Press release)
    • Unified Understanding and Mitigation of Detrimental Phase Transition in Cobalt-free LiNiO2
      Itsuki Konuma, Naohiro Ikeda, Benoit D.L. Campeon, Hinata Fujimura, Jun Kikkawa, Huu Duc Luong,
      Yoshitaka Tateyama, Yosuke Ugata, Masao Yonemura, Toru Ishigaki, Taira Aida, Naoaki Yabuuchi
      Energy Storage Materials 66 (2024) 103200
    • Cinematographic Study of Stochastic Chemical Events at Atomic Resolution
      Koji Harano, Takayuki Nakamuro, Eiichi Nakamura
      Microscopy 73 (2024) 101-116.
    • Role of defects in the photoluminescence and photoresponse of WS2-graphene heterodevices
      Min-Wen Yu, Yu-Tang Lin, Chia-Hung Wu, Tung-Jung Wang, Jhuang-Hao Cyue, Jun Kikkawa, Satoshi Ishii, Tien-Chang Lu, Kuo-Ping Chen
      Applied Surface Science 642 (2024) 158541.

2023

  • Mapping stress inside living cells by atomic force microscopy in response to environmental stimuli
    Hongxin Wang, Han Zhang, Ryo Tamura, Bo Da, Shimaa A. Abdellatef, Ikumu Watanabe, Nobuyuki Ishida, Daisuke Fujita, Nobutaka Hanagata, Tomoki Nakagawa, Jun Nakanishi
    Science and Technology of Advanced Materials 24 (2023) 2265434.
  • Fast electron damage mechanism of epoxy resin studied by electron energy loss spectroscopy and electron diffraction
    Jun Kikkawa, Aoi Nii, Yoshiaki Sakaniwa, Naochika Kon, Marina Sakamaki, Touyou Ohashi, Nobuyasu Nita, Koji Harano, Koji Kimoto
    The Journal of Chemical Physics 159 (2023) 174708.
  • Supramolecular Polymer Polymorphism: Spontaneous Helix-Helicoid Transition through Dislocation of Hydrogen-Bonded π-Rosettes
    Chie Otsuka, Sho Takahashi, Atsushi Isobe, Takuho Saito, Takumi Aizawa, Ryoma Tsuchida, Shuhei Yamashita, Koji Harano, Hiroki Hanayama, Nobutaka Shimizu, Hideaki Takagi, Rie Haruki, Luzhi Liu, Martin J. Hollamby, Takahiro Ohkubo, Shiki Yagai
    Journal of the American Chemical Society 145 (2023) 22563–22576.
  • Large Perpendicular Magnetic Anisotropy Induced by an Intersite Charge Transfer in Strained EuVO2H Films
    Morito Namba, Hiroshi Takatsu, Riho Mikita, Yao Sijia, Kantaro Murayama, Hao-Bo Li, Ryo Terada, Cédric Tassel, Hiroki Ubukata, Masayuki Ochi, Regino Saez-Puche, Elias Palacios Latasa, Naoki Ishimatsu, Daisuke Shiga, Hiroshi Kumigashira, Katsuki Kinjo, Shunsaku Kitagawa, Kenji Ishida, Takahito Terashima, Koji Fujita, Takeaki Mashiko, Keiichi Yanagisawa, Koji Kimoto, Hiroshi Kageyama
    Journal of the American Chemical Society 145 (2023) 21807-21816.
  • Au13 Superatom Bearing Two Terpyridines at Coaxial Positions: Photoluminescence Quenching via Complexation with 3d Metal Ions
    Naoki Kito, Shinjiro Takano, Shinya Masuda, Koji Harano, Tatsuya Tsukuda
    Bulletin of the Chemical Society of Japan 96 (2023) 1045-1051.
  • Investigation of Mn Single and Co-Doping in Thermoelectric CoSb3-Skutterudite: A Way Toward a Beneficial Composite Effect
    Cédric Bourgès, Wenhao Zhang, Krushna Kumari Raut, Yuka Owada, Naoyuki Kawamoto, Masanori Mitome, Kazuaki Kobayashi, Jean-François Halet, David Berthebaud, Takao Mori
    ACS Applied Energy Materials 6 (2023) 9646-9656.
  • Realizing High Thermoelectric Performance in N-Type Mg3(Sb, Bi)2-Based Materials via Synergetic Mo Addition and Sb–Bi Ratio Refining
    Longquan Wang, Naoki Sato, Ying Peng, Raju Chetty, Naoyuki Kawamoto, Duy Hieu Nguyen, Takao Mori
    Advanced Energy Materials 13 (2023) 2301667,
  • Interlayer modification and single-layer exfoliation of the Ruddlesden–Popper perovskite oxynitride K2LaTa2O6N to improve photocatalytic H2 evolution activity
    Yuta Shiroma, Hiroto Mogi, Takeaki Mashiko, Shuhei Yasuda, Shunta Nishioka, Toshiyuki Yokoi, Shintaro Ida, Koji Kimoto, Kazuhiko Maeda 
    Journal of Materials Chemistry A 11 (2023) 9485-9492.
  • Effect of alkali-metal cations on synthesis of stoichiometric layered perovskite oxynitrides
    Ya Tang, Kei-ichi Yanagisawa, Akinobu Miyoshi, Hiroto Mogi, Takayoshi Oshima, Koji Kimoto, Kazuhiko Maeda
    Solid State Sciences 144 (2023) 107288.
  • New Insight into Fluorescent Polymeric Carbon Dots for Solid-State Laser Device
    Barun Kumar Barman, David Hernández-Pinilla, Ovidiu Cretu, Riichiro Ohta, Keiko Okano, Toshifumi Shiroya, Jun Sasai, Koji Kimoto, Tadaaki Nagao
    ACS Sustainable Chemistry & Engineering 11 (2023) 12291–12303.
  • Control of atomic ordering of LiNiO2 thin films on a sapphire substrate from rock-salt to layered structure using uniaxial compression
    Okkyun Seo, Jaemyung Kim, Jiayi Tang, L.S.R. Kumara, Koji Kimoto, Kazushi Miki, Akifumi Matsuda, Mamoru Yoshimoto, Osami Sakata 
    Journal of Alloys and Compounds 945 (2023) 169177.
  • Surface atomic structures of nickel plating films reacted with methane at high temperature
    Kun'ichi Miyazawa, Makoto Asahara, Takeshi Miyasaka, Takuro Nagai, Koji Kimoto, Yumi Tanaka
    Surface and Interface Analysis 55 (2023) 321-328.
  • Mesoporous multimetallic nanospheres with exposed highly entropic alloy sites
    Yunqing Kang, Ovidiu Cretu, Jun Kikkawa, Koji Kimoto, Hiroki Nara, Asep Sugih Nugraha, Hiroki Kawamoto, Miharu Eguchi, Ting Liao, Ziqi Sun, Toru Asahi, Yusuke Yamauchi
    Nature Communications 14 (2023) 4182.
  • Time-resolved imaging and analysis of the electron beam-induced formation of an open-cage metallo-azafullerene
    Helen Hoelzel, Sol Lee, Konstantin Yu. Amsharov, Norbert Jux, Koji Harano, Eiichi Nakamura, Dominik Lungerich
    Nature Chemistry 15 (2023) 1444-1451.
  • Saturated Linkers in Two-Dimensional Covalent Organic Frameworks Boost Their Luminescence
    Meijia Yang, Hiroki Hanayama, Long Fang, Matthew A. Addicoat, Yunyu Guo, Robert Graf, Koji Harano, Jun Kikkawa, Enquan Jin, Akimitsu Narita, Klaus Müllen
    Journal of the American Chemical Society 145 (2023) 14417-14426.
  • High-Voltage Electrochemical Properties of Lithium-Rich Spinel Oxides
    Kosuke Kawai, Takaaki Sudayama, Daisuke Asakura, Jun Kikkawa, Eriko Watanabe, Masashi Okubo, and Atsuo Yamada
    The Journal of Physical Chemistry C 127 (2023) 12428-12434.
  • Multistep, site-selective noncovalent synthesis of two-dimensional block supramolecular polymers
    Norihiko Sasaki, Jun Kikkawa, Yoshiki Ishii, Takayuki Uchihashi, Hitomi Imamura, Masayuki Takeuchi, Kazunori Sugiyasu
    Nature Chemistry 15 (2023) 922-929. (プレスリリース)
  • Wavy Graphene-Like Network Forming during Pyrolysis of Polyacrylonitrile into Carbon Fiber
    Toru Ishikawa, Fumihiko Tanaka, Kosuke Kurushima, Akira Yasuhara, Ryusuke Sagawa, Tatsuya Fujita, Ryohei Yonesaki, Katsuhiko Iseki, Takayuki Nakamuro, Koji Harano, Eiichi Nakamura
    Journal of the American Chemical Society 145 (2023) 12244-12254.
  • Nanometer-level temperature mapping of Joule-heated carbon nanotubes by plasmon spectroscopy
    Ovidiu Cretu, Dai-Ming Tang, Da-Bao Lu, Bo Da, Yoshihiro Nemoto, Naoyuki Kawamoto, Masanori Mitome, Zejun Ding, Koji Kimoto
    Carbon 201 (2023) 1025-1029.
  • Defect Photoluminescence from Alkylated Boron Nitride Nanotubes
    Tomohiro Shiraki, Rioe Saito, Hayato Saeki, Naoki Tanaka, Koji Harano, Tsuyohiko Fujigaya
    Chemistry Letters 52 (2023) 44-47. (Selected as Editor's choice and Cover, open-access)

2022

  • Harnessing infrared solar energy with plasmonic energy upconversion
    Zichao Lian, Yoichi Kobayashi, Junie Jhon M. Vequizo, Chandana Sampath Kumara Ranasinghe, Akira Yamakata, Takuro Nagai, Koji Kimoto, Katsuaki Kobayashi, Koji Tanaka, Toshiharu Teranishi & Masanori Sakamoto
    Nature Sustainability 5 (2022) 1092–1099
  • Direct Observation of Thermal Vibration Modes Using Frequency-Selective Electron Microscopy
    Ovidiu Cretu, Han Zhang, Koji Kimoto
    Nano Letters 22 (2022) 10034-10039.
  • Optical and acoustic phonon temperature measurements using electron nanoprobe and electron energy loss spectroscopy
    Jun Kikkawa, Koji Kimoto
    Physical Review B 106 (2022) 195431.
  • Kinetic square scheme in oxygen-redox battery electrodes
    Kosuke Kawai, Xiang-Mei Shi, Norio Takenaka, Jeonguk Jang, Benoit Mortemard de Boisse, Akihisa Tsuchimoto, Daisuke Asakura, Jun Kikkawa, Masanobu Nakayama, Masashi Okubo, Atsuo Yamada
    Energy ＆ Environmental Science 15 (2022) 2591-2600.
  • Surface Plasmon Tunability of Core-Shell Au@Mo6 Nanoparticle by Shell Thickness Modification
    Flavien Sciortino, Ovidiu Cretu, Vasilios Karanikolas, Fabien Grasset, Stéphane Cordier, Katsuhiko Ariga, Takashi Kuroda, Koji Kimoto
    J. Phys. Chem. Lett. 13 (2022), 2150-2157.
  • High-endurance micro-engineered LaB6 nanowire electron source for high-resolution electron microscopy
    Han Zhang, Yu Jimbo, Akira Niwata, Akihiro Ikeda, Akira Yasuhara, Cretu Ovidiu, Koji Kimito, Takeshi Kasaya, Hideki T. Miyazaki, Naohito Tsujii, Hongxin Wang, Yasushi Yamauchi, Daisuke Fujita, Shin-ichi Kitamura, Hironobu Manabe
    Nature Nanotechnology 17 (2022), 21-26.
  • Transformation process of ice crystallized from a glassy dilute trehalose aqueous solution
    Yoshiharu Suzuki, Satoshi Takeya
    Phys. Chem. Chem. Phys., 24 (2022) 26659-26667.
  • Synergistically Activated Pd Atom in Polymer-Stabilized Au23Pd1 Cluster
    Shingo Hasegawa, Shinya Masuda, Shinjiro Takano, Koji Harano, Jun Kikkawa, Tatsuya Tsukuda
    ACS Nano 16 (2022) 16932-16940.
  • Local structure analysis of disordered materials via contrast variation in scanning transmission electron microscopy
    Koji Kimoto, Motoki Shiga, Shinji Kohara, Jun Kikkawa, Ovidiu Cretu, Yohei Onodera, Kazuo Ishizuka
    AIP Advances 12 095219(2022).
  • Dynamic Molecular Science Explored with Cinematographic Molecular Imaging
    Koji Harano, Takayuki Nakamuro and Eiichi Nakamura
    KENBIKYO, 57 (2022) 59-64.
  • Raman spectroscopy of isotopically pure and diluted high- and low-density amorphous ices
    Senri Ishihara, Tetsuyuki Takayama, Miyuki Sakaguchi, Takuhiro Otosu, Takuma Yagasaki, Yoshiharu Suzuki, Shoichi Yamaguchi
    Journal of Raman Spectroscopy, 53 (2022), 1773-1784.
  • Comparison of detection limits of direct-counting CMOS and CCD cameras in EELS experiments
    Mitsutaka Haruta, Jun Kikkawa, Koji Kimoto, Hiroki Kurata
    Ultramicroscopy 240 (2022) 113577.
  • Excited state modulation of C70 dimerization in a carbon nanotube under a variable electron acceleration voltage
    Dongxin Liu, Dominik Lungerich, Takayuki Nakamuro, Koji Harano, and Eiichi Nakamura
    Micron 160 (2022) 103316.
  • Nanoscale observation of subgap excitations in β-Si3N4 with a high refractive index using low-voltage monochromated STEM: a new approach to analyze the physical properties of defects in dielectric materials
    Takanori Asano, Manabu Tezura, Masumi Saitoh, Hiroki Tanaka, Jun Kikkawa and Koji Kimoto
    Applied Physics Express 15 (2022) 076501.
  • Chemistry of Atoms, Molecules, Molecular Assemblies Explored with High Speed High Resolution Transmission Electron Microscopy
    Koji Harano, Takayuki Nakamuro and Eiichi Nakamura
    NEW DIAMOND 38 (2022) 12–16.
  • Direct observation of reversible liquid-liquid transition in a trehalose aqueous solution
    Yoshiharu Suzuki
    Proc. Natl. Acad. Sci. USA 119 (2022) e2113411119
  • Press release(2022.2.10)
  • Related news on Chemistry World
  • Polyamorphism of Polyol Aqueous Solutions (in Japanese)
    Yoshiharu Suzuki
    Netsu Sokutei 49 (2022) 2-8

2021

  • Heterostructuring Mesoporous 2D Iridium Nanosheets with Amorphous Nickel Boron Oxide Layers to Improve Electrolytic Water Splitting
    Yunqing Kang, Bo Jiang, Victor Malgras, Yanna Guo, Ovidiu Cretu, Koji Kimoto, Aditya Ashok, Zhe Wan, Hexing Li, Yoshiyuki Sugahara, Yusuke Yamauchi, Toru Asahi
    Small Methods 5 (2021), 2100679.
  • Semiconductor nanochannels in metallic carbon nanotubes by thermomechanical chirality alteration
    Dai-Ming Tang, Sergey V. Erohin, Dmitry G. Kvashnin, Victor A. Demin, Ovidiu Cretu, Song Jiang, Lili Zhang, Peng-Xiang Hou, Guohai Chen, Don N. Futaba, Yongjia Zheng, Rong Xiang, Xin Zhou, Feng-Chun Hsia, Naoyuki Kawamoto, Masanori Mitome, Yoshihiro Nemoto, Fumihiko Uesugi, Masaki Takeguchi, Shigeo Maruyama, Hui-Ming Cheng, Yoshio Bando, Chang Liu, Pavel B. Sorokin, Dmitri Golberg
    Science 374 (2021), 1616-1620.
  • Nanometric phonon spectroscopy for diamond and cubic boron nitride
    Jun Kikkawa, Takashi Taniguchi, and Koji Kimoto
    Physical Review B 104 (2021) L201402.
  • Exfoliated Ferrierite-Related Unilamellar Nanosheets in Solution and Their Use for Preparation of Mixed Zeolite Hierarchical Structures
    Wieslaw J. Roth, Takayoshi Sasaki, Karol Wolski, Yasuo Ebina, Dai-Ming Tang, Yuichi Michiue, Nobuyuki Sakai, Renzhi Ma, Ovidiu Cretu, Jun Kikkawa, Koji Kimoto, Katarzyna Kalahurska, Barbara Gil, Michal Mazur, Szczepan Zapotoczny, Jiri Čejka, Justyna Grzybek, and Andrzej Kowalczyk
    Journal of the American Chemical Society 143 (2021) 11052-11062
  • Nonpolarizing oxygen-redox capacity without O-O dimerization in Na2Mn3O7
    Akihisa Tsuchimoto, Xiang-Mei Shi, Kosuke Kawai, Benoit Mortemard de Boisse, Jun Kikkawa, Daisuke Asakura, Masashi Okubo, and Atsuo Yamada
    Nature Communications 12 (2021) 631.
  • Liquid-Phase Transition in Water
    Osamu Mishima
    NIMS Monographs（Springer）
  • Atomic-Scale Electrical Field Mapping of Hexagonal Boron Nitride Defects
    Ovidiu Cretu, Akimitsu Ishizuka, Keiichi Yanagisawa, Kazuo Ishizuka, and Koji Kimoto
    ACS Nano, 15 (2021) 5316-5321.
  • Mechanomics Biomarker for Cancer Cells Unidentifiable through Morphology and Elastic Modulus
    Hongxin Wang, Han Zhang, Bo Da, Dabao Lu, Ryo Tamura, Kenta Goto, Ikumu Watanabe, Daisuke Fujita, Nobutaka Hanagata, Junko Kano, Tomoki Nakagawa, and Masayuki Noguchi
    Nano Letters 21 (2021) 1538-1545
  • Development of New Electrodes for Dielectric Spectroscopy Under High Pressure (in Japanese)
    Kaito Sasaki , Yoshiharu Suzuki
    Proc. Sch. Sci. TOKAI UNIV. 56 (2021) 20-27
  • Cross-sectional structural characterization of the surface of exfoliated HOPG using HRTEM-EELS
    K. Miyazawa, T. Nagai, K. Kimoto, M. Yoshitake, Y. Tanaka
    Surface and Interface Analysis 53 (2021) 84-89.
  • Non-negative matrix factorization for mining big data obtained using four-dimensional scanning transmission electron microscopy
    F. Uesugi, S. Koshiya,  J. Kikkawa, T. Nagai, K. Mitsuishi, K. Kimoto
    Ultramicroscopy 221 (2021) 113168.

2020

  • Stress Mapping Reveals Extrinsic Toughening of Brittle Carbon Fiber in Polymer Matrix
    Hongxin Wang, Han Zhang, Kenta Goto, Ikumu Watanabe, Hideaki Kitazawa, Masamichi Kawai, Hiroaki Mamiya and Daisuke Fujita
    Science and Technology of Advanced Materials, 21 (2020) 267-277.
  • Strain-induced creation and switching of anion vacancy layers in perovskite oxynitrides
    T. Yamamoto, A. Chikamatsu, S. Kitagawa, N. Izumo, S. Yamashita, H. Takatsu, M. Ochi, T. Maruyama, M. Namba, W.H. Sun, T. Nakashima, F. Takeiri, K. Fujii, M. Yashima, Y. Sugisawa, M. Sano, Y. Hirose, D. Sekiba, C.M. Brown, T. Honda, K. Ikeda, T. Otomo, K. Kuroki, K. Ishida, T. Mori, K. Kimoto, T. Hasegawa, H. Kageyama
    Nature Communications 11 (2020) 5923.
  • Synthesis of Three-Layer Perovskite Oxynitride K2Ca2Ta3O9N 2H2O and Photocatalytic Activity for H2 Evolution under Visible Light
    Y. Tang, K. Kato, T. Oshima, H. Mogi, A. Miyoshi, K. Fujii, K. Yanagisawa, K. Kimoto, A. Yamakata, M. Yashima, K. Maeda
    Inorganic Chemistry 59 (2020) 11122-11128.
  • An Artificial Z-Scheme Constructed from Dye-Sensitized Metal Oxide Nanosheets for Visible Light-Driven Overall Water Splitting
    T. Oshima, S. Nishioka, Y. Kikuchi, S. Hirai, K.I. Yanagisawa, M. Eguchi, Y. Miseki, T. Yokoi, T. Yui, K. Kimoto, K. Sayama, O. Ishitani, T.E. Mallouk, K. Maeda
    Journal of the American Chemical Society 142 (2020) 8412-8420.
  • Two-Dimensional Perovskite Oxynitride K2LaTa2O6N with an H+/K+ Exchangeability in Aqueous Solution Forming a Stable Photocatalyst for Visible-Light H2 Evolution
    T. Oshima, T. Ichibha, K. Oqmhula, K. Hibino, H. Mogi, S. Yamashita, K. Fujii, Y. Miseki, K. Hongo, D.L. Lu, R. Maezono, K. Sayama, M. Yashima, K. Kimoto, H. Kato, M. Kakihana, H. Kageyama, K. Maeda
    Angewandte Chemie-International Edition 59 (2020) 9736-9743.
  • Responsive Four-Coordinate Iron(II) Nodes in FePd(CN)4
    Ryo Ohtani, Hiromu Matsunari, Takafumi Yamamoto, Koji Kimoto, Masaaki Isobe, Kotaro Fujii, Masatomo Yashima, Susumu Fujii, Akihide Kuwabara, Yuh Hijikata, Shinichiro Noro, Masaaki Ohba, Hiroshi Kageyama and Shinya Hayami
    Angew. Chem. Int. Ed., 59 (2020) 19254 – 19259
  • High-pressure annealing driven nanocrystal formation in Zr50Cu40Al10 metallic glass and strength increase
    Yuki Shibazaki, Rui Yamada, Junji Saida, Yoshio Kono, Masato Wakeda, Keiji Itoh, Masahiko Nishijima and Koji Kimoto
    Communications Materials, 1 (2020) 53.
  • Slow Crystal Growth of Cubic Ice with Stacking Faults in a Glassy Dilute Glycerol Aqueous Solution
    Yoshiharu Suzuki and Satoshi Takeya
    The Journal of Physical Chemistry Letters 11 (2020) 9432-9438
  • Supramolecular double-stranded Archimedean spirals and concentric toroids
    Norihiko Sasaki, Mathijs F. J. Mabesoone, Jun Kikkawa, Tomoya Fukui, Nobutaka Shioya, Takafumi Shimoaka, Takeshi Hasegawa, Hideaki Takagi, Rie Haruki, Nobutaka Shimizu, Shin-ichi Adachi, E. W. Meijer, Masayuki Takeuchi, Kazunori Sugiyasu
    Nature Communications. 11 (2020) 3578
  • Evidences of inner Se ordering in topological insulator PbBi2Te4-PbBi2Se4-PbSb2Se4 solid solutions
    Yuya Hattori, Yuki Tokumoto, Koji Kimoto and Keiichi Edagawa
    Scientific Reports10 (2020) 7957
  • Non-segregated crystalline state of dilute glycerol aqueous solution
    Yoshiharu Suzuki
    Journal of Chemical Physics 152 (2020) 144501
  • Raw-to-repository characterization data conversion for repeatable, replicable, and reproducible measurements
    Mineharu Suzuki, Hiroko Nagao, Yoshitomo Harada, Hiroshi Shinotsuka, Katsumi Watanabe, Akito Sasaki, Asahiko Matsuda, Koji Kimoto, and Hideki Yoshikawa
    Journal of Vacuum Science & Technology A 38(2020) 023204
  • HRTEM-EELS cross-sectional characterization of HOPG substrate with platinum nanoparticles deposited using a coaxial arc plasma gun
    Kun'ichi Miyazawa,Takuro Nagai, Koji Kimoto, Masaru Yoshitake, Yumi Tanaka
    Diamond & Related Materials 101 (2020) 1076233
  • HRTEM-EELS cross-sectional structural analyses of glassy carbon substrate irradiated by platinum ions using a coaxial arc plasma gun
    Kun'ichi Miyazawa,Takuro Nagai, Koji Kimoto, Masaru Yoshitake, Yumi Tanaka
    Surf Interface Anal., 52 (2020) 23-33

2019

  • Effect of OH groups on the polyamorphic transition of polyol aqueous solutions
    Yoshiharu Suzuki
    J. Chem. Phys. 150 (2019) 224508
  • Unique defect structure and advantageous vortex pinning properties in superconducting CaKFe4As4
    Ishida, S., Iyo, A., Ogino, H., Eisaki, H., Takeshita, N., Kawashima, K., Yanagisawa, K., Kobayashi, Y., Kimoto, K., Abe, H., Imai, M., Shimoyama, J. and Eisterer, M.
    Npj Quantum Materials 4 (2019) 27.
  • Superconductivity in BaIrSi2: A 5d electron system with a noncentrosymmetric crystal structure
    Isobe, M., Kimoto, K., Arai, M. and Takayama-Muromachi, E.
    Physical Review B 99 (2019) 054514.
  • Plasmonic p-n Junction for Infrared Light to Chemical Energy Conversion
    Lian, Z. C., Sakamoto, M., Vequizo, J. J. M., Ranasinghe, C. S. K., Yamakata, A., Nagai, T., Kimoto, K., Kobayashi, Y., Tamai, N. and Teranishi, T.
    Journal of the American Chemical Society 141 (2019) 2446-2450. .
  • Enhanced water splitting through two-step photoexcitation by sunlight using tantalum/nitrogen-codoped rutile titania as a water oxidation photocatalyst
    Nishioka, S., Yanagisawa, K., Lu, D. T., Vequizo, J. J. M., Yamakata, A., Kimoto, K., Inada, M. and Maeda, K.
    Sustainable Energy & Fuels 3 (2019) 2337-2346.
  • Synthesis of a Layered Niobium Oxynitride, Rb2NdNb2O6N center dot H2O, Showing Visible-Light Photocatalytic Activity for H-2 Evolution
    Wakayama, H., Hibino, K., Fujii, K., Oshima, T., Yanagisawa, K., Kobayashi, Y., Kimoto, K., Yashima, M. and Maeda, K.
    Inorganic Chemistry 58 (2019) 6161-6166.
  • Coulombic self-ordering upon charging a large-capacity layered cathode material for rechargeable batteries
    Benoit Mortemard de Boisse, Marine Reynaud, Jiangtao Ma, Jun Kikkawa, Shin-ichi Nishimura, Montse Casas-Cabanas, Claude Delmas, Masashi Okubo, Atsuo Yamada
    Nature Communications 10 (2019) 2185.
  • Tunable Mechanical and Electrical Properties of Coaxial BN-C Nanotubes
    Xin Zhou, Feng‐Chun Hsia, Yanming Xue, Dai‐Ming Tang, Ovidiu Cretu, Chao Zhang, Masanori
    Mitome, Yoshio Bando, Takayoshi Sasaki, Dmitri Golberg
    Physica Status Solidi - Rapid Research Letters 13 (2019) 1800576.
  • Kinking effects and transport properties of coaxial BN-C nanotubes as revealed by in situ
    transmission electron microscopy and theoretical analysis
    Xin Zhou, Dmitry G. Kvashnin, Yanming Xue, Dai-Ming Tang, Ovidiu Cretu, Masanori Mitome,
    Yoshio Bando, Pavel B. Sorokin, Takayoshi Sasaki, Dmitri Golberg
    APL Materials 7 (2019) 101118.

2018

  • Chirality transitions and transport properties of individual few-walled carbon nanotubes as revealed by in situ TEM probing
    Dai-Ming Tang, Dmitry G. Kvashnin, Ovidiu Cretu, Yoshihiro Nemoto, Fumihiko Uesugi, Masaki Takeguchi, Xin Zhou, Feng-Chun Hsia, Chang Liu, Pavel B. Sorokin, Naoyuki Kawamoto, Masanori Mitome, Hui-MingCheng, Dmitri Golberg, Yoshio Bando
    Ultramicroscopy, 194 (2018) 108-116
  • A Fluorine-Rich Perovskite Oxyfluoride
    Fumitaka Takeiri, Takafumi Yamamoto, Naoaki Hayashi, Saburo Hosokawa, Kazunari Arai, Jun Kikkawa, Kazutaka Ikeda, Takashi Honda, Toshiya Otomo, Cedric Tassel, Koji Kimoto, Hiroshi Kageyama
    Inorganic Chemistry, 57 (2018) 6686-6691
  • Highly Reversible Oxygen-Redox Chemistry at 4.1 V in Na4/7-x [□1/7Mn6/7]O2 (□: Mn Vacancy)
    Benoit Mortemard de Boisse, Shin-ichi Nishimura, Eriko Watanabe, Laura Lander, Akihisa Tsuchimoto, Jun Kikkawa, Eiichi Kobayashi, Daisuke Asakura, Masashi Okubo, Atsuo Yamada.
    Advanced Energy Materials, 8 (2018) 1800409
  • Homogeneous Electron Doping into Nonstoichiometric Strontium Titanate Improves Its Photocatalytic Activity for Hydrogen and Oxygen Evolution
    Shunta Nishioka, Junji Hyodo, Junie Jhon M. Vequizo, Shunsuke Yamashita, Hiromu Kumagai, Koji Kimoto, Akira Yamakata, Yoshihiro Yamazaki, Kazuhiko Maeda
    ACS Catalysis 8 (2018) 7190-7200
  • High-Mobility p-Type and n-Type Copper Nitride Semiconductors by Direct Nitriding Synthesis and In Silico Doping Design
    Kosuke Matsuzaki, Kou Harada, Yu Kumagai, Shogo Koshiya, Koji Kimoto, Shigenori Ueda, Masato Sasase, Akihiro Maeda, Tomofumi Susaki, Masaaki Kitano, Fumiyasu Oba, Hideo Hosono
    Advanced Materials 30 (2018) 1801968
  • Do We Need Three-Dimensional Fourier Transform Analysis to Evaluate High-Performance TEMs?
    Kazuo Ishizuka, Koji Kimoto
    Microscopy Today 26 (2018) 42-49
  • Scanning Transmission Electron Microscopy
    Koji KIMOTO
    Compendium of Surface and Interface Analysis (2018) 587-592
  • Experimental estimation of the location of liquid-liquid critical point for polyol aqueous solutions
    Yoshiharu Suzuki
    J. Chem. Phys., 149 (2018) 204501
  • Atomic number dependence of Z contrast in scanning transmission electron microscopy
    Shunsuke Yamashita, Jun Kikkawa, Keiichi Yanagisawa, Takuro Nagai, Kazuo Ishizuka & Koji Kimoto
    Sci. Rep., 8 (2018) 12325.
  • Identifying lithium K edge anisotropy in LiCoO2
    Jun Kikkawa, Teruyasu Mizoguchi, Masao Arai, Takuro Nagai and Koji Kimoto
    Phys. Rev. B., 98 (2018) 075103.
  • Electron irradiation effects on lithium peroxide
    Jun Kikkawa, Taishi Shiotsuki, Yusuke Shimo, Shogo Koshiya, Takuro Nagai, Takehiro Nito and Koji Kimoto
    Jpn. J. Appl. Phys., 57 (2018) 035802

2017

2016

  • Why Do We Need to Use Three-Dimensional (3D) Fourier Transform (FT) Analysis to Evaluate a
    High-Performance Transmission Electron Microscope (TEM)?
    Kazuo Ishizuka, Koji Kimoto
    Microsc. Microanal., 22 (2016) 971-980.
  • Atomically resolved structure of ligand-protected Au9 clusters on TiO2 nanosheets using aberration-corrected STEM
    Hassan S. Al Qahtani, Koji Kimoto, Trystan Bennett, Jason F. Alvino, Gunther G. Andersson, Gregory F. Metha,
    Vladimir B. Golovko, Takayoshi Sasaki and Tomonobu Nakayama
    J. Chem. Phys., 144 (2016) 114703.
  • Effect of water polyamorphism on the molecular vibrations of glycerol in its glassy aqueous solutions
    Yoshiharu Suzuki, Osamu Mishima
    J. Chem. Phys., 145 (2016) 024501.
  • Solvent water of dilute glassy aqueous solutions considered from a viewpoint of a water polyamorphism (Japanese)
    Yoshiharu Suzuki
    Netsu Sokutei, 43 (2016) 72-79.
  • Microscopic observation of dye molecules for solar cells on a titania surface
    Shogo Koshiya, Shunsuke Yamashita and Koji Kimoto
    Sci. Rep., 6 (2016) 24616.

2015

  • Experimental observation of multiple-Q states for the magnetic skyrmion lattice and skyrmion excitations under a zero magnetic field
    Masahiro Nagao, Yeong-Gi So, Hiroyuki Yoshida, Kazunari Yamaura, Takuro Nagai, Toru Hara, Atsushi Yamazaki and
    Koji Kimoto
    Phys. Rev. B., 92 (2015) 140415.
  • Quantitative annular dark-field imaging of single-layer graphene—II: atomic-resolution image contrast
    Shunsuke Yamashita, Shogo Koshiya, Takuro Nagai, Jun Kikkawa, Kazuo Ishizuka and Koji Kimoto
    Microscopy, 64 (2015) 409-418.
  • Chemical states of overcharged LiCoO2 particle surfaces and interiors observed using electron energy-loss spectroscopy
    J. Kikkawa, S. Terada, A. Gunji, T. Nagai, K. Kurashima and K. Kimoto
    J. Phys. Chem. C., 119 (2015) 15823-15830.
  • Ca2FeMnO6: A Layered Double Perovskite with Unusual High-Valence Fe4+ in a Layered Arrangement
    Yoshiteru Hosaka, Noriya Ichikawa, Takashi Saito, Mitsutaka Haruta, Koji Kimoto, Hiroki Kurata, Yuichi Shimakawa
    Bull. Chem. Soc. Jpn., 88 (2015) 657-661.
  • Quantitative annular dark-field imaging of single-layer graphene
    Shunsuke Yamashita, Shogo Koshiya, Kazuo Ishizuka and Koji Kimoto
    Microscopy, 64 (2015) 143-150.
  • EELS study of Fe- or Co-doped titania nanosheets
    Megumi Ohwada, Koji Kimoto, Yasuo Ebina and Takayoshi Sasaki
    Microscopy, 64 (2015) 77-85.
  • Real space observation of skyrmion polycrystallization and its domain boundary behavior in FeGe1-xSix
    Masahiro Nagao, Yeong-Gi So, Hiroyuki Yoshida, Takuro Nagai, Keiichi Edagawa, Kaichi Saito, Toru Hara,
    Atsushi Yamazaki and Koji Kimoto
    Appl. Phys. Express, 8 (2015) 033001.

2014

  • Single adatom dynamics at monatomic steps of free-standing few-layer reduced graphene
    Haixin Chang, Mitsuhiro Saito, Takuro Nagai, Yunye Liang, Yoshiyuki Kawazoe, Zhongchang Wang, Hongkai Wu,
    Koji Kimoto & Yuichi Ikuhara
    Sci. Rep., 4 (2014) 6037.
  • Non-nitrogen doped and non-metal oxyge reduction electrocatalysts based on carbon nanotubes: mechanism and origin of ORR activity
    Keiko Waki, Raymond A. Wong, Haryo S. Oktaviano, Takuya Fujio, Takuro Nagai, Koji Kimoto and Koichi Yamada
    Energy Environ. Sci., 7 (2014) 1950-1958.
  • Single crystallization of olivine lithium phosphate nanowires using oriented attachments
    J. Kikkawa, E. Hosono, M. Okubo, K. Kagesawa, H. Zhou, T. Nagai and K. Kimoto
    J. Phys. Chem. C., 118 (2014) 7678-7682.
  • Understanding Li-K edge structure and interband transitions in LixCoO2 by electron energy-loss spectroscopy
    J. Kikkawa, S. Terada, A. Gunji, M. Haruta, T. Nagai, K. Kurashima and K. Kimoto
    Appl. Phys. Lett., 104 (2014) 114105.
  • Direct observation of atomic columns in a Bi-2223 polycrystal by aberration-corrected STEM using a low accelerating voltage
    Takuro Nagai, Mitsutaka Haruta, Masashi Kikuchi, Weizhu Zhang, Masaki Takeguchi, Koji Kimoto
    Physica C, 500 (2014) 33–39.
  • Biskyrmion states and their current-driven motion in a layered manganite
    X. Z. Yu, Y. Tokunaga, Y. Kaneko, W. Z. Zhang, K. Kimoto, Y. Matsui, Y. Taguchi & Y. Tokura
    Nature Communications, 5 (2014) 3198.
  • Lorentz Transmission Electron Microscopy Observation of Magnetic Skyrmion-like Clusters in a Ferromagnetic Oxide (Japanese)
    Masahiro Nagao, Yeong-Gi SO, Koji Kimoto
    J. Vac. Soc. Jpn., 57 (2014) 391-397.

2013

  • Atomic structure of titania nanosheet with vacancies
    Megumi Ohwada, Koji Kimoto, Teruyasu Mizoguchi, Yasuo Ebina & Takayoshi Sasaki
    Sci. Rep., 3 (2013) 2801.
  • Quantitative evaluation of temporal partial coherence using 3D Fourier transforms of through-focus TEM images
    Koji Kimoto, Hidetaka Sawada, Takeo Sasaki, Yuta Sato, Takuro Nagai, Megumi Ohwada, Kazu Suenaga and
    Kazuo Ishizuka
    Ultramicroscopy, 134 (2013) 86-93.
  • Towards control of the size and helicity of skyrmions in helimagnetic alloys by spin-orbit coupling
    Kiyou Shibata, Xiuzhen Yu, Toru Hara, Daisuke Morikawa, Naoya Kanazawa, Koji Kimoto, Shintaro Ishiwata, Yoshio Matsui and Yoshinori Tokura
    Nature Nanotechnology, 8 (2013) 723–728.
  • A Rhombic Dodecahedral Honeycomb Structure with Cation Vacancy Ordering in a γ-Ga2O3 Crystal
    Mitome Masanori, Kohiki Shigemi, Nagai Takuro, Kurashima, Keiji, Kimoto Koji, Bando Yoshio
    Cryst. Growth Des., 13 (2013) 3577-3581.
  • Direct observation and dynamics of spontaneous skyrmion-like magnetic domains in a ferromagnet
    Masahiro Nagao, Yeong-Gi So, Hiroyuki Yoshida, Masaaki Isobe, Toru Hara, Kazuo Ishizuka & Koji Kimoto
    Nature Nanotechnology, 8 (2013) 325-328.
  • Investigating the origin of intense photoluminescence in Si capping layer on Ge1-xSnx nanodots by transmission electron microscopy
    J. Kikkawa, Y. Nakamura, N. Fujinoki and M. Ichikawa
    J. Appl. Phys., 113 (2013) 074302.
  • Structural Phase Transition and Magnetic-Field Effect on the Modulated Structure in GdBaCo2O5+δ(δ < 0.5)
    T. Asaka, N. Abe, T. Kudo, K. Fukuda, K. Kimoto, Y. Matsui, N. Ishizawa and T. Arima
    Phys. Rev. Lett., 110 (2013) 125502.
  • High-quality epitaxial NbN/AlN/NbN tunnel junctions with a wide range of current density
    Z. Wang, H. Terai, W. Qiu, K. Makise, Y. Uzawa, K. Kimoto and Y. Nakamura
    Appl. Phys. Lett., 102 (2013) 142604.

2012

  • Metastable ultrathin crystal in thermally grown SiO2 film on Si substrate
    Koji Kimoto, Hiroki Tanaka, Daisuke Matsushita, Kosuke Tatsumura and Shiro Takeno
    AIP Adv., 2 (2012) 042144.
  • Removing the effects of elastic and thermal scattering from electron energy-loss spectroscopic data
    N. R. Lugg, M. Haruta, M. J. Neish, S. D. Findlay, T. Mizoguchi, K. Kimoto and L J. Allen
    Appl. Phys. Lett., 101 (2012) 183112.
  • Assessment of lower-voltage TEM performance using 3D Fourier transform of through-focus series
    Koji Kimoto, Keiji Kurashima, Takuro Nagai, Megumi Ohwada, Kazuo Ishizuka
    Ultramicroscopy, 121 (2012) 31–37.
  • Formation of nanoscale magnetic bubbles in ferromagnetic insulating manganite
    La7/8Sr1/8MnO3
    T. Nagai, M. Nagao, K. Kurashima, T. Asaka, W. Zhang and K. Kimoto
    Appl. Phys. Lett., 101 (2012) 162401.
  • Fabrication of self-masked InP nanopillars by electron cyclotron resonance ion etching
    D. Paramanik, T. Suzuki, N. Ikeda, T. Nagai, and C. V. Haesendonck
    Physica E, 44 1644 (2012)
  • Magnetocrystalline anisotropy behavior in the multiferroic BiMnO3 examined by Lorentz transmission electron microscopy
    T. Asaka, M. Nagao, T. Yokosawa, K. Kokui, E. Takayama-Muromachi, K. Kimoto, K. Fukuda and Y. Matsui
    Appl. Phys. Lett., 101 (2012) 052407.
  • Application of orthogonally arranged FIB–SEM for precise microstructure analysis of materials
    Toru Hara, Koichi Tsuchiya, Kaneaki Tsuzaki, Xin Man, Tatsuya Asahata, Atsushi Uemoto
    J. Alloy Compo.,57 (2012) S717-S721.
  • Visualization of hybridization states with atomic resolution using electron energy loss spectroscopy mapping
    M. Haruta, K. Kurashima, T. Nagai, H. Komatsu, Y. Shimakawa, H. Kurata and K. Kimoto
    Appl. Phys. Lett., 100 (2012) 163107.
  • Li Mapping Using EELS (Japanese)
    Jun Kikkawa, Tomiki Akita, Mitsuharu Tabuchi, Masahiro Shikano, Kuniaki Tatsumi and Masanori Kohyama
    kenbikyo, 47 (2012) 131-134.

2011

  • Characterization of Microstructures in Strongly Correlated Electron Materials Using Lorentz Microscopy and Electron Energy Loss Spectroscopy in Transmission Electron Microscopy (Japanese)
    K. Kimoto, T. Nagai
    Magnetics Jpn., 6 (2011) 329-332.
  • Spontaneous Formation of Wurzite-CdS/Zinc Blende-CdTe Heterodimers through a Partial Anion Exchange Reaction
    Masaki Saruyama, Yeong-Gi So, Koji Kimoto, Seiji Taguchi, Yoshihiko Kanemitsu and Toshiharu Teranishi
    J. Am. Chem. Soc.,133 (2011) 17598–17601.
  • Multiple-charge modulations in the ferromagnetic insulating state of lightly doped La1-xSrxMnO3
    T. Asaka, S. Mori, Y. Horibe, K. Takenaka, X. Z. Yu, T. Nagai, K. Kimoto, T. Hirayama and Y. Matsui
    Phys. Rev. B, 83 (2011) 174401.
  • Near room-temperature formation of a skyrmion crystal in thin-films of the helimagnet FeGe
    X. Z. Yu, N. Kanazawa, Y. Onose, K. Kimoto, W. Z. Zhang, S. Ishiwata, Y. Matsui and Y. Tokura
    Nature Materials, 10 (2011) 106-109.

2010

  • Synthesis and Characterization of A4[Re6Q8L6]@SiO2 Red-Emitting Silica Nanoparticles Based on Re6 Metal Atom Clusters (A = Cs or K, Q = S or Se, and L = OH or CN)
    Tangi Aubert, Alexandra Y. Ledneva, Fabien Grasset, Koji Kimoto, Nikolay G. Naumov, Yann Molard, Noriko Saito,
    Hajime Haneda and Stephane Cordier
    Langmuir, 26 (2010) 18512–18518.
  • Anomalous Eu layer doping in Eu, Si co-doped aluminium nitride based phosphor and its direct observation
    Takashi Takeda, Naoto Hirosaki, Rong-Jun Xie, Koji Kimoto and Mitsuhiro Saito
    J. Mater. Chem., 20 (2010) 9948–9953.
  • Higher-order aberration corrector for an image-forming system in a transmission electron microscope
    H. Sawada, T. Sasaki, F. Hosokawa, S. Yuasa, M. Terao, M. Kawazoe, T. Nakamichi, T. Kaneyama, Y. Kondo, K. Kimoto,
    K. Suenaga
    Ultramicroscopy, 110 (2010) 958–961.
  • Performance of low-voltage STEM/TEM with delta corrector and cold field emission gun
    Sasaki T, Sawada H, Hosokawa F, Kohno Y, Tomita T, Kaneyama T, Kondo Y , Kimoto K, Sato Y, Suenaga K
    J. Electron Microsc., 59 (2010) S7-S13.
  • Entanglement-free fibrils of aligned polyacetylene films that produce single nanofibers
    M. Kyotani, S. Matsushita, M. Goh, T. Nagai, Y. Matsui and K. Akagi
    Nanoscale, 2 (2010) 509-514.
  • Self-organized structures of orbital-ordered domains in Nd1-xSr1+xMnO4
    T. Nagai, T. Kimura, T. Asaka, K. Kimoto, M. Takeguchi and Y. Matsui
    Phys. Rev. B, 81 (2010) 060407.
  • Real-space observation of a two-dimensional skyrmion crystal
    X. Z. Yu, Y. Onose, N. Kanazawa, J. H. Park, J. H. Han, Y. Matsui, N. Nagaosa and Y. Tokura
    Nature, 465 (2010) 901.
  • Relationship between magnetic domain configuration and crystallographic orientation in a colossal magnetoresistive material
    X. Z. Yu, Run-Wei Li, T. Asaka, K. Ishizuka, K. Kimoto and Y. Matsui
    J. Electron Microsc., 59 (2010) S95-S100.
  • Microcalorimeter-type energy dispersive X-ray spectrometer for a transmission electron microscope
    T. Hara, K. Tanaka, K. Maehata, K. Mitsuda, Noriko Y. Yamasaki, M. Ohsaki, K. Watanabe, Xiuzhen Yu, T. Ito and
    Y. Yamanaka
    J. Electron Microsc., 59 (2010) 17-26.
  • Local crystal structure analysis with several picometer precision using scanning transmission electron microscopy
    Koji Kimoto, Toru Asaka, Xiuzhen Yu, Takuro Nagai, Yoshio Matsui and Kazuo Ishizuka
    Ultramicroscopy, 110 (2010) 778-782.

2009

  • Imaging of variation in charge/orbital/spin ordering structure in Sm1-xSrxMnO3 (x=0.55 and 0.6)
    X. Z. Yu, Y. Tomioka, T. Asaka, K. Kimoto, T. Arita, Y. Tokura and Y. Matsui
    Appl. Phys. Lett., 94 (2009) 082509.
  • The application of Lorentz transmission electron microscopy to the study of lamellar magnetism in hematite-ilmenite
    Takeshi Kasama, Rafal E. Dunin-Borkowski, Toru Asaka, Richard J. Harrison, Ryan K.K. Chong, Suzanne A. McEnroe, Edward T. Simpson, Yoshio Matsui and Andrew Putnis
    Amer. Mineral., 94 (2009) 262-269.
  • Direct observation of single dopant atom in light-emitting phosphor of β-SiAlON : Eu2+
    Koji Kimoto, Rong-Jun Xie, Yoshio Matsui, Kazuo Ishizuka and Naoto Hirosaki
    Appl. Phys. Lett., 94 (2009) 041908.
  • Local crystal structure analysis with 10-pm accuracy using scanning transmission electron microscopy
    Mitsuhiro Saito, Koji Kimoto, Takuro Nagai, Shun Fukushima, Daisuke Akahoshi, Hideki Kuwahara, Yoshio Matsui and Kazuo Ishizuka
    J. Electron Microsc., 58 (2009) 131-136.
  • Nanoscale pseudobrookite layer in the glaze surface of a Japanese Sekishu roof tile
    K. Watanabe, H. Ohfuji, R. Kitigawa and Y. Matsui
    Clay Minerals, 44 (2009) 177.
  • Enhancement in ordering of Fe50Pt50 film caused by Cr and Cu additives
    W. Y. Zhang, H. Shima, F. Takano, H. Akinaga, X. Z. Yu, T. Hara, W. Z. Zhang, K. Kimoto, Y. Matsui, and
    S. Nimori
    J. Appl. Phys., 106 (2009) 033907.
  • Possible origins of the magnetoresistance gain in colossal magnetoresistive oxide La0.69Ca0.31MnO3: Structure fluctuation and pinning effect on magnetic domain walls
    X. Z. Yu, Run-Wei Li, T. Asaka, K. Ishizuka, K. Kimoto and Y. Matsui
    Appl. Phys. Lett., 95 (2009) 092504.
  • Visualizing and identifying single atoms using electron energy-loss spectroscopy with low accelerating voltage
    K. Suenaga, Y. Sato, Z. Liu, H. Kataura , T. Okazaki, K. Kimoto, H. Sawada, T. Sasaki, K. Omoto, T. Tomita,
    T. Kaneyama, Y. Kondo
    Nature chemistry, 1 (2009) 415-418.
  • Structural characterization and iron detection at Σ3 grain boundaries in multicrystalline silicon
    Bin Chen, Jun Chen, Takashi Sekiguchi, Mitsuhiro Saito and Koji Kimoto
    J. Appl. Phys., 105 (2009) 113502.
  • Correction of higher order geometrical aberration by triple 3-fold astigmatism field
    H. Sawada, T. Sasaki, F. Hosokawa, S. Yuasa, M. Terao, M. Kawazoe, T. Nakamichi, T. Kaneyama, Y. Kondo,
    K. Kimoto, K. Suenaga
    J Electron Microsc., 58 (2009) 341-347.
  • Microcalorimeter-type EDS-TEM for High-energy-resolution X-ray Analysis (Japanese)
    Toru Hara, Keiichi Tanaka, Keisuke Maehata, Kazuhisa Mitsuda, Noriko Yamasaki, Mitsuaki Ohsaki, Shigemasa Ohta
    Materia Japan, 48 (2009) 630.
  • STEM-EDS Observations of Roll-bonded Interfaces in a Layer-integrated Steel (Japanese)
    Taisuke Hayashi, Eiji Abe, Yuichi Ikuhara, Toru Hara
    Materia Japan, 48 (2009) 627.
  • Antiphase Boundary-Like Structure in B19' Martensite of Ti-Ni Shape Memory Alloy (Japanese)
    Mitsuhiro Matsuda, Kazuhiko Kuramoto, Yasuhiro Morizono, Sadahiro Tsurekawa, Toru Hara, Minoru Nishida
    Materia Japan, 48 (2009) 596.
  • Development of Analytical Electron Microscope Attached with a Microcalorimeter-type EDS
    — Current State and Future Development — (Japanese)
    Toru Hara, Keiichi Tanaka, Keisuke Maehata, Kazuhisa Mitsuda, Noriko Yamasaki, Mitsuaki Ohsaki, Shigemasa Ohta,
    Katsuaki Watanabe, Xiuzhen Yu, Yoshihiro Yamanaka and Takuji Ito
    Electron-Microscopy, 44 (2009)
  • Microstructure evolutions at severely-deformed austenite/martensite interfaces of a layer-integrated steel
    Taisuke Hayashi, Eiji Abe, Toru Hara, Yuichi Ikuhara
    ISIJ Int., 49 (2009) 1406-1413.

2008

  • Crystal symmetry of BiMnO3: Electron diffraction study
    Tadahiro Yokosawa, Alexei A. Belik, Toru Asaka, Koji Kimoto, Eiji Takayama-Muromachi and Yoshio Matsui
    Phys. Rev. B, 77 (2008) 024111.
  • Anomalous ferromagnetic behavior and large magnetoresistance induced by orbital fluctuation in heavily doped Nd1-xSrxMnO3 (0.57< =x <=0.75)
    D. Akahoshi, R. Hatakeyama, M. Nagao, T. Asaka,Y. Matsui and H. Kuwahara
    Phys. Rev. B, 77 (2008) 054404.
  • Synthesis and structural properties of n=1 Ruddlesden-Popper manganites Nd1-xCa1+xMnO4
    T. Nagai, A. Yamazaki, K. Kimoto and Y. Matsui
    J. Alloy Compo., 453 (2008) 247.
  • Topological spin textures in the helimagnet FeGe
    M. Uchida, N. Nagaosa, J. P. He, Y. Kaneko, S. Iguchi, Y. Matsui and Y. Tokura
    Phys. Rev. B, 77 (2008) 184402.
  • A study on the structural-microstructural characterisation and defect structure of Ru based magnetosuperconductor, RuSr2Eu1.6Ce0.4Cu2O10-δ
    Anjana Asthana, Yoshio Matsui
    Physica C, 468 (2008) 458-463.
  • Tubular-Shaped Nanocarbons Prepared from Polyaniline Synthesized by a Self-Assembly Process and Their Electrical Conductivity
    Kyotani Mutsumasa, Goto Hiromasa, Suda Kiyoshi, Nagai Takuro, Matsui Yoshio, Akagi Kazuo
    J. Nanosci. Nanotechnol., 8, (2008) 1999-2004.
  • Helical Carbon and Graphitic Films Prepared from Iodine-Doped Helical Polyacetylene Film Using Morphology-Retaining Carbonization
    Mutsumasa Kyotani, Satoshi Matsushita, Takuro Nagai, Yoshio Matsui, Masaki Shimomura, Akira Kaito and Kazuo Akagi
    J. Am. Chem. Soc., 130 (2008) 10880–10881.
  • Effect of Quenched Disorder on Charge Ordering Structure in RE1.67AE0.33NiO4
    (RE = La, Pr, Nd, Sm; AE = Ca, Sr)
    Xiuzhen Yu, Taka-hisa Arima, Shinichiro Seki, Toru Asaka, Koji Kimoto, Yoshinori Tokura and Yoshio Matsui
    J. Phys. Soc. Jpn., 77 (2008) 093709.
  • Dopant-Dependent Impact of Mn-Site Doping on Critical-State Manganites R0.6Sr0.4MnO3
    (R=La, Nd, Sm, and Gd)
    Hideaki Sakai, Kiminori Ito, Takayuki Nishiyama, Xiuzhen Yu, Yoshio Matsui, Shigeki Miyasaka and Yoshinori Tokura
    J. Magn. Magn. Mater., 77 (2008) 124712.
  • Decisive factors for realizing atomic-column resolution using STEM and EELS
    Koji Kimoto, Kazuo Ishizuka and Yoshio Matsui
    Micron, 39 (2008) 653-657.
  • Direct observation of the spin structures of vortex domain walls in ferromagnetic nanowires
    T. Nagai, H. Yamada, M. Konoto, T. Arima, M. Kawasaki, K. Kimoto, Y. Matsui and Y. Tokura
    Phys. Rev. B, 78 (2008) 180414.

2007

  • Element-selective imaging of atomic columns in a crystal using STEM and EELS
    Koji Kimoto, Toru Asaka, Takuro Nagai, Mitsuhiro Saito, Yoshio Matsui & Kazuo Ishizuka
    Nature, 450 (2007) 702-704.
  • Pinning effect of the antiphase and grain boundaries on magnetic domains in double perovskite A2FeMoO6
    X. Z. Yu, T. Asaka, Y. Tomioka, Y. kaneko, M. Uchida, J. P. He, T. Nagai, K. Kimoto, Y. Matsui, Y. Tokura
    J. Magn. Magn. Mater., 310 (2007) 1572-1574.
  • Direct observation of the bandwidth-disorder induced variation of charge/orbital ordering structure in RE0.5(Ca1-ySry)1.5MnO4
    X. Z. Yu, T. Arima, Y. kaneko, J. P. He, R. Mathieu, T. Asaka, T. Hara, K. Kimoto, Y. Matsui and Y. Tokura
    J. Phys.: Condens. Matter, 19 (2007) 172203
  • Variation of charge/orbital ordering in layered manganite Pr1-xCa1+xMnO4 investigated by transmission electron microscopy
    X. Z. Yu, R. Mathieu, T. Arima, Y. Kaneko, J. P. He, M. Uchida, T. Asaka, T. Nagai, K. Kimoto, A. Asamitsu, Y. Matsui and
    Y. Tokura
    Phys. Rev. B, 75 (2007) 174441.
  • Strong pinning effect and magnetic nanodomain formation by coupling between magnetic and crystallographic domains in the ordered double perovskite Ba2FeMoO6
    T. Asaka, X. Z. Yu, Y. Tomioka, Y. Kaneko, T. Nagai, K. Kimoto, K. Ishizuka, Y. Tokura and Y. Matsui
    Phys. Rev. B, 75 (2007) 184440.
  • Diffuse Phase Transition and Anisotropic Evolution of Nanodomains in Nd0.2Sr0.8MnO3
    M. Nagao, T. Asaka, T. Nagai, D. Akahoshi, R. Hatakeyama, T. Yokosawa, M. Tanaka, H. Yoshikawa, A. Yamazaki,
    K. Kimoto, H. Kuwahara and Y. Matsui
    J. Phys. Soc. Jpn., 76 (2007) 103706.
  • Nanostructural evidence at the phase boundary of A- and C-type antiferromagnetic phases in Nd1-xSrxMnO3 crystals
    M. Nagao, T. Asaka, D. Akahoshi, R. Hatakeyama, T. Nagai, M. Saito, K. Watanabe, M. Tanaka, A. Yamazaki, T. Hara,
    K. Kimoto, H. Kuwahara and Y. Matsui
    J. Phys.: Condens. Matter, 19 (2007) 492201.
  • Crystal structure analysis of Co-based layered cuprates CoSr2(Y1-xCax)Cu2O7+δ by transmission electron microscopy techniques

    T. Nagai, Y. Baba, M. Karppinen, T. Asaka, S. Alam, H. Yamauchi, A. Yamazaki, K. Kimoto and Y. Matsui
    Physica C, 467 (2007) 192-197.
  • Very Thin Single-Walled Carbon Nanotubes Self-Assembled on 6H-SiC(0001) Substrate by Surface Decomposition Method
    Guoqiang Zhang, Yoshitaka Hashimoto, Atsushi Nakamura, Akira Tanaka, Jiro Temmyo and Yoshio Matsui
    Jpn. J. Appl. Phys., 46 (2007) L53-L56.
  • Origin of the monoclinic-to-monoclinic phase transition and evidence for the centrosymmetric crystal structure of BiMnO3
    A. A. Belik, S. Iikubo, T. Yokosawa, K. Kodama, N. Igawa, S. Shamoto, M. Azuma, M. Takano, K. Kimoto, Y. Matsui,
    E. Takayama-Muromachi
    J. Am. Chem. Soc., 129 (2007) 971–977.
  • High-Pressure Synthesis and Properties of Solid Solutions between BiMnO3 and BiScO3
    A. A. Belik, T. Yokosawa, K. Kimoto, Y. Matsui, E. Takayama-Muromachi
    Chem. Mater., 19 (2007) 1679–1689.
  • Order-disorder phenomena in the charge-orbital sectors of half-doped manganites with the two-dimensional Mn-O network
    R. Mathieu, M. Uchida, Y. Kaneko, J. P. He, X. Z. Yu, R. Kumai, T. Arima, Y. Tomioka, A. Asamitsu, Y. Matsui and Y. Tokura
    J. Magn. Magn. Mater., 310 (2007) 1963-1965.
  • Microstructure of screen-printed (Tl0.5,Pb0.5)(Sr0.8,Ba0.2)2Ca2Cu3Oy superconducting films on untextured silver substrate
    Bong-Jun Kim, Hyun-Tak Kim, Yoshio Matsui, Dae-Yong Jeong, Christian Deinhofer and Gerhard Gritzner
    Physica C, 460-462 (2007) 736-737.
  • Vertically Aligned Single-Crystal ZnO Nanotubes Grown on gamma -LiAlO2(100) Substrate by Metalorganic Chemical Vapor Deposition
    Guoqiang Zhang, Masahiko Adachi, Sandip Ganjil, Atsushi Nakamura, Jiro Temmyo and Yoshio Matsui
    Jpn. J. Appl. Phys., 46 (2007) L730-L732.
  • Possible experimental signature of charge-orbital density waves in Nd1-xCa1+xMnO4: Heat capacity and magnetization study
    Sher Alam, A. T. M. N. Islam, T. Nagai, M. Xu, Javed Ahmad, Y. Matsui and I. Tanaka
    Phys. Rev. B, 75 (2007) 205134.
  • Correlation of electronic structure and ordered charge and orbital patterns for single-layered manganites in a wide hole-doping range (0<=x<=1)
    Y. S. Lee, T. Arima, S. Onoda, Y. Okimoto, Y. Tokunaga, R. Mathieu, X. Z. Yu, J. P. He, Y. Kaneko, Y. Matsui, N. Nagaosa and Y. Tokura
    Phys. Rev. B, 75 (2007) 144407.
  • Analyses of Superstructure of Layered Perovskite Manganites in Charge/Orbital Ordering State by Low-Temperature TEM (Japanese)
    Xiuzhen Yu, Toru Asaka, Toru Hara, Koji Kimoto, Yoshio Matsui, Takahisa Arima, Yoshinori Tokura
    Nihon Kessho Gakkaishi, 49 (2007) 300-306.
  • Morphology Observation of Cr(N, O) Thin Films Prepared by Pulsed Laser Deposition (Japanese)
    Jun Inoue, Hiroki Asami, Tsuneo Suzuki, Kiyomi Nakajima, Koji Kimoto, Yoshio Matsui, Tadachika Nakayama,
    Hisayuki Suematsu, Weihua Jiang, Koichi Niihara
    J. Jpn. Soc. Powder Powder Metallurgy, 54 (2007) 194-197.

2006

  • Observation of spin reorientation in layered manganites La1.2Sr1.8(Mn1-yRuy)2O7 (0.0<=y<=0.2) by Lorentz transmission electron microscopy
    X. Z. Yu, M. Uchida, Y. Onose, J. P. He, Y. Kaneko, T. Asaka, K. Kimoto, Y. Matsui, T. Arima and Y. Tokura
    J. Magn. Magn. Mater., 302 (2006) 391-396.
  • Crystal symmetry and superlattice reflections in spin-Peierls system TiOBr
    T. Sasaki, T. Nagai, K. Kato, M. Mizumaki, T. Asaka, M. Takata, Y. Matsui, H. Sawa and J. Akimitsu
    Sci. Tech. Adv. Mater., 7 (2006) 17-21.
  • Recent development of drastically innovative BSCCO wire (DI-BISCCO)
    M. Kikuchi, T. Kato, K. Ohkura, N. Ayai, J. Fujikami, K. Fujino, S. Kobayashi, E. Ueno, K. Yamazaki, S. Yamade,
    K. Hayashi, K. Sato, T. Nagai, Y. Matsui
    Physica C, 445 (2006) 717-721.
  • Impurity effect in a novel spin-Peierls compound TiOBr
    T. Sasaki, M. Yamazawa, K. Takahashi, T. Nagai, T. Asaka, Y. Matsui, J. Akimitsu
    Physica B, 383 (2006) 1-4.
  • Spinel-to-CaFe2O4-Type Structural Transformation in LiMn2O4 under High Pressure
    Kazunari Yamaura, Qingzhen Huang, Lianqi Zhang, Kazunori Takada,Yuji Baba,Takuro Naga ,Yoshio Matsui,
    Kosuke Kosuda and Eiji Takayama-Muromachi
    J. Am. Chem. Soc., 128 (2006) 9448–9456.
  • Incommensurate to commensurate phase transition in a new spin-Peierls system TiOBr
    T. Sasaki, M. Mizumaki, T. Nagai, T. Asaka, K. Kato, M. Takata, Y. Matsui, J. Akimitsu
    Physica B, 378-380 (2006) 1066-1067.
  • Amorphous-like interfacial layer between a high-T-c superconducting Tl-1223 film and a Ag substrate
    Kim BJ, Kim HT, Nagai T, Matsui Y, Horiuchi S, Jeong DY, Deinhofer C, Gritzner G, Kim YM, Kim YJ
    J. Koren Phys. Soc., 48 (2006) 1155-1158.
  • Hole doping into Co-12s2 copper oxides with s fluorite-structured layers between CuO2 planes
    H. Fjellvåg, Y. Morita, T. Nagai, J.-M. Lee, J.-M. Chen, R.-S. Liu, B.C. Hauback, V.P.S. Awana, Y. Matsui, H. Yamauchi,
    M. Karppinen
    J. Solid State Chem., 179 (2006) 632-645.
  • BiSCO3: Centrosymmetric BiMnO3-type Oxide
    Belik A A, Iikubo S, Kodama K, Igawa N, Shamoto S, Maie M, Nagai T, Matsui Y, Stefanovich S Y, Lazoryak B I,
    Takayama-Muromachi E
    J. Am. Chem. Soc., 128 (2006) 706–707.
  • High-Pressure Synthesis, Crystal Structures, and Properties of Perovskite-like BiAlO3 and Pyroxene-like BiGaO3
    Belik A A, Wuernisha T, Kamiyama T, Mori K, Maie M, Nagai T, Matsui Y, Takayama-Muromachi E
    Chem. Mater., 18 (2006) 133–139.
  • Effect of Quenched Disorder on Charage-Orbital-Spin Ordering in Single-Layer Manganites
    M. Uchida, R. Mathieu, J. He, Y. Kaneko, A. Asamitsu, R.Kumai, Y. Tomioka, Y. Matsui, Y. Tokura
    J. Phys. Soc. Jpn., 75 (2006) 053602.
  • Bandwidth-disorder phase diagram of half-doped layered manganites
    R. Mathieu, M. Uchida, Y. Kaneko, J. P. He, X. Z. Yu, R. Kumai, T. Arima, Y. Tomioka, A. Asamitsu, Y. Matsui, Y. Tokura
    Phys. Rev. B, 74 (2006) 02040.
  • らせんスピン秩序の実空間観察
    内田 正哉, 小野瀬 佳文, 松井 良夫, 十倉 好紀
    固体物理, 41 (2006) 345-351.
  • マンガン酸化物の磁 区構造：ローレンツ電顕観察
    浅香 透, 木本 浩司, 松井 良夫
    材料開発のための顕微鏡法と応用写真集 日本金属学会刊，P180

2005

  • Advantages of a Monochromator for Bandgap Measurements Using Electron Energy-Loss Spectroscopy
    K. Kimoto, G. Kothleitner, W. Grogger, Y. Matsui and F. Hofer
    Micron, 36 (2005) 185-189.
  • 0.23 eV Energy Resolution Obtained Using a Cold Field-emission Gun and a Streak Imaging Technique
    K. Kimoto, K. Ishizuka, T. Asaka, T. Nagai and Y. Matsui
    Micron, 36 (2005) 465-469.
  • Characterization and Properties of Green-Emitting Beta-SiAlON:Eu2+ Powder Phosphors for While Light-Emitting Diodes
    N. Hirosaki, R. J. Xie, K. Kimoto, T. Sekiguchi, Y. Yamamoto, T. Suehiro and M. Mitomo
    Appl. Phys. Lett., 86 (2005) 211905.
  • TEM Study of The Influence of Antisite Defects on Magnetic Domain Structures in Double Perovskite Ba2FeMoO6
    X. Z Yu, T. Asaka, Y. Tomioka, C. Tsuruta, T. Nagai, K. Kimoto, Y. Kaneko, Y. Tokura and Y. Matsui
    J. Electron Microsc., 54 (2005) 61-65.
  • Investigations on The Structural Disordering of Neutron-Irradiated Highly Oriented Pyrolytic Graphite by X-ray Diffraction and Electron Microscopy
    A. Asthana, Y. Matsui, M. Yasuda, K. Kimoto, T. Iwata and K. Ohshima
    J. Appl. Crystallogr., 38 (2005) 361-367.
  • High Critical-current Density and Ultra High-Voltage TEM Study of Filamentary 0.1 at% Zr-doped (Nd0.33Eu0.38Gd0.28)Ba2Cu3Ox Superconductors
    T. Goto, E. Sato, K. Watanabe, G. Nishijima, Y. Matsui, T. Nagai and C. Tsuruta
    Physica C, 425 (2005) 166-170.
  • High-Pressure Synthesis, Crystal Structure Determination, and a Ca Substitution Study of the Metallic Rhodium Oxide NaRh2O4
    K. Yamaura, Q. Huang, M. Moldovan, D.P. Young, A. Sato, Y. Baba, T. Nagai, Y. Matsui, and E. Takayama-Muromachi
    Chem. Mater., 17 (2005) 359-365.
  • Observation of Magnetic Ripple and Nanowidth Domains in a Layered Ferromagnet
    T. Asaka, T. Kimura, T. Nagai, X. Z. Yu, K. Kimoto, Y. Tokura and Y. Matsui
    Phys. Rev. Lett., 95 (2005) 227204.
  • Microstructures Associated with Dielectric and Magnetic Properties in (1-x)BiFeO3-xBaTiO3
    Yoichi Horibe, Maki Nakayama, Yuko Hosokoshi, Toru Asaka, Yoshio Matsui, Toshihiro Asada, Yasumasa Koyama and
    Shigeo Mori
    Jpn. J. Appl. Phys., 44 (2005) 7148-7150.
  • Observation of magnetic domain structures in manganese oxides by Lorentz electron microscopy (Japanese)
    Toru Asaka, Koji Kimoto, Yoshio Matsui
    kenbikyo, 40 (2005) 200-203.
  • Observation of Magnetic Domain Structures in Strongly Correlated Magnetic Materials by Lorentz Electron Microscopy (Japanese)
    Toru Asaka, Xiuzhen Yu, Koji Kimoto, Yoshio Matsui
    Nihon Kessho Gakkaishi, 47 (2005) 83-88.
  • Transversely Modulated Structure of Charge-Orbital Ordered Manganites (Japanese)
    Takuro Nagai, Koji Kimoto, Yoshio Matsui
    Materia Japan, 44 (2005)
  • Changes of magnetic domain structure induced by temperature-variation and electron-beam irradiation in Pr0.5Sr0.5CoO3
    M. Uchida, R. Mahendiran, Y. Tomioka, Y. Matsui, K. Ishizuka and Y. Tokura
    Appl. Phys. Lett., 86 (2005) 131913.

2004

  • Atomic-scale Characterization of Perovskite Superlattice Using Chemical Lattice Imaging and Spatially Resolved Electron Energy-loss Spectroscopy
    K. Kimoto, Y. Matsui, H. Yamada, M. Kawasaki, X. Yu, Y. Kaneko and Y. Tokura
    Appl. Phys. Lett., 84 (2004) 5374-5376.
  • Electron Microscope Studies of Nano-domain Structures in Ru-based Magneto-Superconductors: RuSr2Gd1.5Ce0.5Cu2O10-δ (Ru-1222) and RuSr2GdCu2O8 (Ru-1212)
    T. Yokosawa, V. P. Singh Awana, K. Kimoto, E. Takayama-Muromachi, M. Karppinen, H. Yamauchi, Y. Matsui
    Ultramicroscopy, 98 (2004) 283-295.
  • High-Tc Superconductivity in Three-Fluorite-Layer Copper Oxides. I.
    (Hg, W)Sr2(Ce, Eu)3Cu2O11+δ
    T. Watanabe, M. Karppinen, T. Motohashi, T. Nagai, Y. Matsui and H. Yamauchi
    Phys. Rev. B, 70 (2004) 174514.
  • High-Tc Superconductivity in Three-Fluorite-Layer Copper Oxides. II.
    (Cu, Mo)Sr2(Ce,Y)3Cu2O11+δ
    Y. Morita, T. Nagai, Y. Matsui, H. Yamauchi and M. Karppinen
    Phys. Rev. B, 70 (2004) 174515.
  • Critical Current Density and Ultra High-Voltage Transmission Electron Microscopic Image for
    Melt-Processed Fine Filamentary EuBa2Cu3Ox Superconductors
    T. Goto, K. Watanabe, E. Ban, Y. Matsui, T. Nagai and T. Yokosawa
    Physica C, 415 (2004) 103-108.
  • High-Resolution Transmission Electron Microscopy Analysis of the Interface Between a Tl-1223(001) Superconducting Film and an Untextured Ag Substrate
    B. J. Kim, Y. Matsui, S. Horiuchi, D. Y. Jeong, C. Deinhofer and G. Gritzner
    Appl. Phys. Lett., 85 (2004) 4627-4629.
  • Metallic Ferromagnet with Square-Lattice CoO2 Sheets
    J. Matsuno, Y. Okimoto, Z. Fang, X. Z. Yu, Y. Matsui, N. Nagaosa, M. Kawasaki and Y. Tokura
    Phys. Rev. Lett., 93 (2004) 167202.
  • Observation of Low Temperature Phase of Filled-Skutterudite Type Compound PrRu4P12
    Hirofumi Matsuhata, Chul-Ho Lee, Chihiro Sekine, Ichimin Shirotani, Toru Asaka, Koji Kimoto, Yoshio Matsui and
    Tsukasa Hirayama
    J. Cryst. Soc. Jpn., 46 (2004) 90-93.
  • Aサイト秩序型ペロブスカイトの構造物性
    内田 正哉, 赤星 大介, 松井 良夫, 十倉 好紀
    日本結晶学会誌, 46 (2004) 98-102.

2003

  • Structure analysis of Au-containing cuprate of Au1+xBa2Ca2Cu3-xO9 (Au-1223)
    E. M. Kopnin, A. Sato, T. Asaka, Y. Matsui, E. Takayama-Muromachi
    Physica C, 387 (2003) 406-410.
  • Noncubic layered structure of Ba1-xKxBiO3 superconductor
    L. A. Klinkova, M. Uchida, Y. Matsui, V. I. Nikolaichik and N. V. Barkovskii
    Phys. Rev. B, 67 (2003) 140501(R).
  • High-Pressure Synthesis, Crystal Structure and Magnetic Properties of a New Cuprate
    (Nd, Ce)2+xCaCu2O6+y
    N. D. Zhigadlo, K. Kimoto, M. Isobe, Y. Matsui and E. Takayama-Muromachi
    J. Solid State Chem., 170 (2003) 24-29.
  • Random Potential Effect Near the Bicritical Region in Perovskite Manganites as Revealed by Comparison with the Ordered Perovskite Analogs
    D. Akahoshi, M. Uchida, Y. Tomioka, T. Arima, Y. Matsui and Y. Tokura
    Phys. Rev. Lett., 90 (2003) 177203.
  • The Study of Al-L23 ELNES with Resolution-Enhancement Software and First-Principles Calculation
    K. Kimoto, K. Ishizuka, T. Mizoguchi, I. Tanaka and Y. Matsui
    J. Electron Microsc., 52 (2003) 299-303.
  • High-Pressure Synthesis and Crystal Structures of B2Sr3(Y, Sr)2Cu3O12 and B2Sr3(Ho, Sr)2Cu3O12
    E. M. Kopnin, M, Akiyoshi, A. Sato, Y. Matsui and E. Takayama-Muromachi
    Physica C, 391 (2003) 245-250.
  • High-Resolution Transmission Electron Microscopy Study of Modulation Structures in
    Bi2Sr2(RE1-xCex)2Cu2O10+y (RE: Y, Sm and Gd)
    T. Asaka, K. Yoshida, Y. Anan, S. Tsutsumi, E. Takayama-Muromachi, K. Kimoto and Y. Matsui
    Physica C, 392-396 (2003) 105-109.
  • Carbon Nanofilm with a New Structure and Property
    S. Horiuchi, T. Gotou, M. Fujiwara, R. Sotoaka, M. Hirata, K. Kimoto, T. Asaka, T. Yokosawa, Y. Matsui, K. Watanabe and
    M. Sekita
    Jpn. J. Appl. Phys., 42 (2003) L1073-L1076.
  • Preparation of Polycrystalline Si1-xGex Thin Films by Ion-Beam Evaporation
    R. Iwashita, T. Arikado, M. Hirai, N. Uchitomi, K. Kimoto, M. Mitome, Y. Matsui, M. Osada, H. Suematsu, W. Jiang and
    K. Yatsui
    Trans. of Mat. Res. Soc. Jpn., 28 (2003) 429-432.
  • Possible Presence of a charge-orbital Density Wave in Layered Manganites Nd1-xCa1+xMnO4
    T. Nagai, T. Kimura, A. Yamazaki, Y. Tomioka, K. Kimoto, Y. Tokura and Y. Matsui
    Phys. Rev. B, 68 (2003) 092405.
  • New Ferromagnets of Sr8ARe3Cu4O24 (A=Sr, Ca) with an Ordered Perovskite Structure
    E. Takayama-Muromachi, T. Drezen, M. Isobe, N.D. Zhigadlo, K. Kimoto, Y. Matsui and E. Kita
    J. Solid State Chem., 175 (2003) 366-371.
  • Structure Order and Disorder in Co-Based Layered Cuprates CoSr2(Y, Ce)sCu2O5+2s (s=1-3)
    T. Nagai, V.P.S. Awana, E. Takayama-Muromachi, A. Yamazaki, M. Karppinen, H. Yamauchi, S.K. Malik, W.B. Yelon and
    Y. Matsui
    J. Solid State Chem., 176 (2003) 213-220.
  • Coordination and Interface Analysis of Atomic-Layer-Deposition Al2O3 on Si(001) Using Energy-Loss
    Near-Edge Structures
    K. Kimoto, Y. Matsui, T. Nabatame, T. Yasuda, T. Mizoguchi, I. Tanaka and A.Tonomura
    Appl. Phys. Lett., 83 (2003) 4306-4308.
  • Sp2 Bonding Distributions in Nanocrystalline Diamond Particles by Electron Energy Loss Spectroscopy
    K. Okada, K. Kimoto, S. Komatsu and S. Matsumoto
    J. Appl. Phys., 93 (2003) 3120-3122.
  • Microscopic phase separation and ferromagnetic microdomains in Cr-doped Nd0.5Ca0.5MnO3
    S. Mori, R. Shoji, N. Yamamoto, T. Asaka, Y. Matsui, A. Machida, Y. Moritomo and T. Katsufuji
    Phys. Rev. B, 67 (2003) 012403.
  • Study of Phase Transition in Filled-Skutterudite PrRu4P12 at Low Temperature by Electron Diffraction
    H. Matsuhata, C. H. Lee, C. Sekine, I. Shirotani, T. Asaka, K. Kimoto, Y. Matsui and T. Hirayama
    Inst. Phys. Conf. Ser., 179 (2003) 75-78.

2002

  • Ferromagnetic domain structures and nanoclusters in Nd1/2Sr1/2MnO3
    T. Asaka, Y. Anan, T. Nagai, S. Tsutsumi, H. Kuwahara, K. Kimoto, Y. Tokura and Y. Matsui
    Phys. Rev. Lett., 89 (2002) 207203.
  • Charge/Orbital Ordering Structure of Pr1-xCaxMnO3 (x=3/8) Examined by Low-Temperature Transmission Electron Microscopy
    T. Asaka, S. Yamada, S. Tsutsumi, C.Tsuruta, K. Kimoto, T. Arima and Y. Matsui
    Phys. Rev. Lett., 88 (2002) 097201.
  • Change in Charge and Orbital Alignment upon Antiferromagnetic Transition in the A-site Ordered Perovskite Manganese Oxide RBaMn2O6 (R=Tb and Sm)
    T. Arima, D. Akahoshi, K. Oikawa, T. Kamiyama, M. Uchida Y. Matsui and Y. Tokura
    Phys. Rev. B, 66 (2002) 140408.
  • Nanoparticles of Amorphous Ruthenium Sulfide Easily Obtainable from a TiO2-Supported Hexanuclear Cluster Complex [Ru6C(CO)16]2: A Highly Active Catalyst for the Reduction of
    SO2 with H2
    A. Ishiguro, T. Nakajima, T. Iwata, M. Fujita, T. Minato, F. Kiyotaki, Y. Izumi, K.-i. Aika, M. Uchida , K. Kimoto, Y. Matsui and
    Y. Wakatsuki
    Chem. Eur. J., 14 (2002) 3260.
  • Tranversely modulated crystal structure of charge-orbital ordered manganites of Nd1-xSr1+xMnO4 (x=2/3,3/4)
    T. Nagai, T. Kimura, A. Yamazaki, T. Asaka, K. Kimoto, Y. Tokura and Y. Matsui
    Phys. Rev. B, 65 (2002) 060405.
  • Software techniques for EELS to realize about 0.3 eV energy resolution using 300 kV FEG-TEM
    K. Kimoto, Y. Matsui
    J. Microsc., 208 (2002) 224.

2001

  • HRTEM Study of New Series of Oxycarbonitrate Superconductors (Cu, C, N)Sr2Can-1CunOy (n=1-6)
    Y. Anan, T. Asaka, J. Hatano, N.D. Zhigadlo, E. Takayama-Muromachi, K. Kimoto and Y. Matsui
    J. Electron Microsc., 50 (2001) 457-463.
  • Charge-Orbital Ordering and Ferromagnetic Chains in Single-Layered Manganite Crystals
    T. Kimura, K. hatsuda, Y. Ueno, R. Kajimoto, H. Mochizuki, H. Yoshizawa, T. Nagai, Y. Matsui, A. Yamazaki and Y. Tokura
    Phys. Rev. B, 65 (2001) 020407.
  • High-Resolution Transmission Electron Microscopy Study of Ordered or Disordered Arrangements of Cu, C and N in the Charge-Reservoir Blocks of a Series of High-Tc Superconductors: (Cu, C, N)Sr2Can-1CunOy (n=1～6)
    Y. Anan, T. Asaka, E. Takayama-Muromachi, K. Kimoto and Y. Matsui
    Philos. Mag. B, 81 (2001) 1847-1860.
  • Study of Superconducting and Non Superconducting (Cu, Cr)-1212 Compounds by High-Resolution TEM and Electron Energy Loss Spectroscopy
    Y. Anan, T. Asaka, H. Kurami, J. Hatano, S. Tsutsumi, K. Kimoto and Y. Matsui
    Physica C, 357-360 (2001) 371-375.
  • Charge/Orbital Ordering and Microstructure of Pr1-xCaxMnO3 (x<=0.5) Studied by Low-Temperature TEM
    T. Asaka, S. Tsutsumi, S. Yamada, T. Arima, C. Tsuruta, K. Kimoto and Y. Matsui
    Physica C, 357-360 (2001) 313-317.
  • EELS Analysis of Electrochemically Deintercalated Li1-xMn2O4 and Substituted Spinels LiMn1.6M0.4O4 (M=Co, Cr, Ni)
    Y. Shiraishi, I. Nakai, K. Kimoto and Y. Matsui
    J. Power Sources., 97-98 (2001) 461-464.
  • Order-Disorder Transition in (Cu0.5Cr0.5)Sr2CuOx under High-Pressure and High-Temperature Conditions
    T. Drezen, S. M. Loureiro, T. Nagai, T. Asaka, Y. Matssui, A. Yamazaki and E. Takayama-Muromachi
    J. Solid State Chem., 161 (2001) 348-354.
  • New Family of Au-Based Superconductors AuBa2Can-1CunO2n+3 n=3,4)
    E. M. Kopnin, S. M. Loureiro, T. Asaka, Y. Anan, Y. Matsui and E. Takayama-Muromachi
    Chem. Mater., 13 (2001) 2905-2908.
  • High-Pressure Synthesis of 0212-, 1201- and 1212-type copper oxides
    E. Takayama-Muromachi, T. Kawashima, N. D. Zhigadlo, T. Drezen, M. Isobe, A. T. Matveev, K. Kimoto and Y. Matsui
    Physica C, 357 (2001) 318-323.

2000

  • Microstructures in Tl-1223/Ag Tapes with Different Chemical Compositions and Jc's
    D. Y. Jeong, H. K. Kim, Y. C. Kim, B. J. Kim, H. S. Lee, C. Tsuruta, Y. Matsui and S. Horiuc hi
    Physica C, 330 (2000) 169-180.
  • The Effect of Temperatures on the Formation of Nanotubes and Nano-Onions in Boron-Carbon-Nitrogen System
    Y. Shimizu, Y. Moriyoshi, T. Watanabe, N. Ekinaga, S. Komatsu, T. Ishigaki and Y. Matsui
    Trans. of MRS-J., 25 (2000) 329-332.
  • Twelvefold Quasicrystal and its Approximant of Ta62Te38 Interpreted by Modulated Crystals
    M. Uchida, S. Horiuchi
    Micron, 31 (2000) 493-497.
  • Are there Clusters in Alloys?
    M. Uchida, Y. Matsui
    Trans. of MRS-J., 25 (2000) 1033.
  • New Type of Charge-Order Structure in Pr0.625Ca0.375MnO3 Examined by Low-Temperature Electron Diffraction and Microscopy
    T. Asaka, S. Tsutsumi, S. Yamada, T. Arima, C. Tsuruta, K. Kimoto and Y. Matsui
    Proc. 12th European Congress on Electron Microscopy (Physical Science), 2 (2000) 187.
  • 電子顕微鏡の歴史、目で見るアルミ表面技術の最前線
    松井 良夫
    (社)表面技術協会, 1 (2000)

1999

  • Cross-Sectional HRTEM Study of (Nd, Ce)2CuO4 Superconducting Films, Prepared by Post-Oxidation of Cu/Nd(Ce) Metal Layers on SrTiO3
    T. Asaka, Y. Adachi, H. Suzuki, C. Tsuruta, K. Takahashi, S. Tsutsumi and Y. Matsui
    J. Electron Microsc., 48 (1999) 345-353.
  • Study of Gold Species in Iron-Oxide-Supported Gold Catalysts Derived from Gold-Phosphine Complex Au(PPh3)(NO3) and As-Preciptated Wet Fe(OH)3
    A. P. Kozlova, A. I. Kozlov, S. Sugiyama, Y. Matsui, K. Asakura and Y. Iwasawa
    J. Catal., 181 (1999) 37-48.
  • Variation of Charge-Ordering Transition in R1/3Sr2/3FeO3 (R=La, Pr, Nd, Sm and Gd)
    S. K. Park, T. Ishikawa, Y. Tokura, J. Q. Li and Y. Matsui
    Phys. Rev. B, 60 (1999) 10788-10795.
  • Calorimeteric and High-Resolution Transmission Electron Microscopy Study of Nanocrystallization in Zirconia Gel
    J. Malek, T. Mitsuhashi, J. Ramirez-Castellanos and Y. Matsui
    J. Mater. Res., 14 (1999) 1834-1843.
  • Role of Dislocations on the Formation of the Abrikosov Lattice in Nb Superconductor
    S. Horiuchi, M. Cantoni, M. Uchida, C. Tsuruta and Y. Matsui
    Micron, 30 (1999) 485-489.
  • Direct Observation of the Interaction between Vortices and Dislocations in Superconducting Crystals by a Cryo-Lorentz EM
    S. Horiuchi, M. Cantoni, M. Uchida, C. Tsuruta and Y. Matsui
    Bull. Mater. Sci., 22 (1999) 227-231.
  • Structural and Electrical Properties Under High Pressure For The Superconducting Spin-Ladder System Sr0.4Ca13.6Cu24O41+δ
    M. Isobe, T. Ohta, M. Onoda, F. Izumi, S. Nakano, J. Q. Li, Y. Matsui, E. Takayama-Muromachi, T. Matsumoto and
    H. Hayakawa
    Phys. Rev. B, 57 (1999) 613-621.
  • High-Pressure Synthesis and Characterization of a New Series of V-Based Superconductors
    (Cu0.5V0.5)Sr2Can-1CunOy
    N. D. Zhigadlo, Y. Anan, T. Asaka, Y. Matsui and E. Takayama-Muromachi
    Chem. Mater., 11 (1999) 2185-2190.
  • Microstructure Observations of (Nd, Ce)2CuO4 Superconducting Thin Films by Using Cross-Sectional HRTEM and the Mechanism of Film Growth (Japanese)
    Toru Asaka, Yutaka Adachi, Chusei Tsuruta, Koichiro Takahashi, Sadao Tsutsumi, Yoshio Matsui
    Hyomen Kagaku, 20 (1999) 477-485.