ナノプローブグループ

最先端走査型プローブ顕微法をもちいた超高分解能計測とナノ材料開発

表面の構造や状態を実空間かつ超高分解能で計測できる走査型プローブ顕微鏡は、今日のナノサイエンスを支える重要な計測装置である。ナノプローブグループでは、超高真空・極低温・磁場中といった極限環境から雰囲気を制御した室温まで、様々な環境で動作する最先端の原子間力顕微鏡や走査型トンネル顕微鏡を開発しています。また、それらを用いた表面化学や表面物理の基礎学理を探究するとともに、電池材料などのオペランド電位計測技術を開発し、ナノ・量子・環境・エネルギー材料の開発に寄与することを目指しています。

専門分野・研究対象

1. 超高分解能AFM/STMを用いた単分子化学
2. 炭素ナノ構造体の表面および有機合成
3. 極低温AFM/STMに関連した先端計測技術の開発と高機能化
4. 磁場中極低温STMを用いた新奇物性・物理現象の検出
5. KPFMによるその場・オペランド電位計測の開発

 

論文リスト

2023年
1. K. Sun, K. Sugawara, A. Lyalin, Y. Ishigaki, K. Uosaki, O. Custance, T. Taketsugu, T. Suzuki, S. Kawai. On-Surface Synthesis of Multiple Cu Atom-Bridged Organometallic Oligomers. ACS Nano. 17, (2023) 10.1021/acsnano.3c10524
2. S. Kawai, O. J. Silveira, L. Kurki, Z. Yuan, T. Nishiuchi, T. Kodama, K. Sun, O. Custance, J. L. Lado, T. Kubo, A. S. Foster. Local Probe-Induced Structural Isomerization in a One-Dimensional Molecular Array. Nature Communications. 14, 7741,(2023) 10.1038/s41467-023-43659-4
3. K. Sun, D. Li, T. Kaihara, S. Minakata, Y. Takeda, S. Kawai. On-surface synthesis of nitrogen-doped nanographene with an [18]annulene pore on Ag(111). Communications Chemistry, 6, 228, (2023) 10.1038/s42004-023-01023-z
4. Y. Hattori, K. Sagisaka, S. Yoshizawa, Y. Tokumoto, K. Edagawa. Topological surface states hybridized with bulk states of Bi-doped PbSb2Te4 revealed in quasiparticle interference. Physical Review B. 108, L121408, (2023) 10.1103/physrevb.108.l121408
5. Y. Hattori, S. Yoshizawa, K. Sagisaka, Y. Tokumoto, K. Edagawa, T. Konoike, S. Uji, T. Terashima. Experimental verification of band convergence in Sr and Na codoped PbTe. Physical Review B. 108, 125119, (2023) 10.1103/physrevb.108.125119
6. T. Kojima, K. Patel, S. Nobusue, A. Mahmoud, C. Xie, T. Nakae, S. Kawai, K. Fukami, H. Sakaguchi. Vectorial On‐Surface Synthesis of Polar 2D Polymer Crystals. Advanced Materials Interfaces, 10, 2300214, (2023) 10.1002/admi.202300214
7. Y. Higashi, S. Yoshizawa, T. Yanagisawa, I. Hase, Y. Mawatari, T. Uchihashi. Field-resilient superconductivity in atomic-layer crystalline materials. Physical Review B. 108, 064504, (2023) 10.1103/physrevb.108.064504
8. X. Xu, K. Sun, A. Ishikawa, A. Narita, S. Kawai. Magnetism in Nonplanar Zigzag Edge Termini of Graphene Nanoribbons. Angewandte Chemie International Edition. 62, e202302534, (2023) 10.1002/anie.202302534
9. W. Nakanishi, Y. Matsushita, M. Takeuchi, K. Sagisaka. Dipole-moment-induced supramolecular assembly of a donor-acceptor-type molecule on a metal surface and in a crystal. Physical Chemistry Chemical Physics. 25, 13702-13707, (2023) 10.1039/d2cp05982g
10. T. Kitao, T. Miura, R. Nakayama, Y. Tsutsui, Y. S. Chan, H. Hayashi, H. Yamada, S. Seki, T. Hitosugi, T. Uemura. Synthesis of polyacene by using a metal-organic framework. Nature Synthesis. (2023) 10.1038/s44160-023-00310-w
11. R. Kurosaki, H. Morimoto, K. Matsuo, H. Hayashi, H. Yamada, N. Aratani. An Atropisomerism Study of Large Cycloarylenes: [n]Cyclo‐4,10‐Pyrenylenes' Case. Chemistry; A European Journal. 29 [24] (2023) 10.1002/chem.202203848
12. Y. Duan, M. Chen, H. Hayashi, H. Yamada, X. Liu, L. Zhang. Buckybowl and its chiral hybrids featuring eight-membered rings and helicene units. Chemical Science. (2023)10.1039/d3sc00658a
13. Y. Ma, K. Sugawara, Y. Ishigaki, K. Sun, T. Suzuki, S. Kawai. Strain‐Sensitive On‐Surface Ladderization by Non‐Dehydrogenative Heterocyclization. Chemistry ‐ A European Journal. 29, e202203622, (2023) 10.1002/chem.202203622
14. Y. Sato, M. Haze, R. Nemoto, W. Qian, S. Yoshizawa, T. Uchihashi, Y. Hasegawa. Squeezed Abrikosov-Josephson Vortex in Atomic-Layer Pb Superconductors Formed on Vicinal Si(111) Substrates. Physical Review Letters. 130, 106002, (2023) 10.1103/physrevlett.130.106002
15. K. Sagisaka, T. Kusawake, D. Bowler, S. Ohno. Emergence of metallic surface states and negative differential conductance in thin β-FeSi2 films on Si(001). Journal of Physics: Condensed Matter. 35, 135001, (2023) 10.1088/1361-648x/acb628
16. 吉澤 俊介. 緊急地震速報を利用した走査型トンネル顕微鏡実験中の地震対策. 表面と真空. 66, 46-51, (2023) 10.1380/vss.66.46
17. K. Sun, O. J. Silveira, Y. Ma, Y. Hasegawa, M. Matsumoto, S. Kera, O. Krejčí, A. S. Foster, S. Kawai. On-surface synthesis of disilabenzene-bridged covalent organic frameworks. Nature Chemistry. 15, 136-142, (2023) 10.1038/s41557-022-01071-3
2022年
1. N. Ishida. Utilizing the surface potential of a solid electrolyte region as the potential reference in Kelvin probe force microscopy. Beilstein Journal of Nanotechnology. 13, 1558-1563, (2022) 10.3762/bjnano.13.129
2. K. Yokota, S. Inagaki, W. Qian, R. Nemoto, S. Yoshizawa, E. Minamitani, K. Sakamoto, T. Uchihashi. Non-charge-transfer Origin of Tc Enhancement in a Surface Superconductor Si(111)-(7×3)-In with Adsorbed Organic Molecules. Journal of the Physical Society of Japan. 91, 123704, (2022) 10.7566/jpsj.91.123704
3. M. Abe, H. Yamashita, S. Jinno, O. Custance, H. Toki. Reduction of noise induced by power supply lines using phase-locked loop. Review of Scientific Instruments. 93, 113704 (2022) 10.1063/5.0124433
4. N. Ishida. Local Impedance Measurement by Direct Detection of Oscillating Electrostatic Potential Using Kelvin Probe Force Microscopy. The Journal of Physical Chemistry C. 126,17627-17634, (2022) 10.1021/acs.jpcc.2c05567
5. S. KAWAI. Nanocarbon materials synthesized by local probe chemistry. JSAP Review. 220410-1-220410-5, (2022) 10.11470/jsaprev.220410
6. K. Sagisaka, O. Custance, N. Ishida, T. Nakamura, Y. Koide. Identification of a nitrogen vacancy in GaN by scanning probe microscopy. Physical Review B. 106, 115309, (2022) 10.1103/physrevb.106.115309
7. S. Kawai, K. Sugawara, Y. Ma, K. Sun, O. Custance, Y. Ishigaki, T. Suzuki. Multiple molecular interactions between alkyl groups and dissociated bromine atoms on Ag(111). Physical Chemistry Chemical Physics. 24, 22191-22197, (2022) 10.1039/d2cp03198a
8. K. Sun, O. J. Silveira, S. Saito, K. Sagisaka, S. Yamaguchi, A. S. Foster, S. Kawai. Manipulation of Spin Polarization in Boron-Substituted Graphene Nanoribbons. ACS Nano. 16, 11244-11250, (2022) 10.1021/acsnano.2c04563
9. 川井 茂樹. プローブ顕微鏡を用いた“Local Probe Chemistry”によるナノ物質の創出. 応用物理. 91, 356-360, (2022) 10.11470/oubutsu.91.6_356
10. N. Ishida, T. Mano, T. Noda. Atomic-scale characterization of highly doped Si impurities in GaAs using scanning tunneling microscopy. Applied Surface Science. 583, 152373, (2022) 10.1016/j.apsusc.2021.152373
11. M. Hiraoka, N. Ishida, A. Matsushita, R. Uchida, T. Sekimoto, T. Yamamoto, T. Matsui, Y. Kaneko, K. Miyano, M. Yanagida, Y. Shirai. Degradation of Perovskite Photovoltaics Manifested in the Cross-Sectional Potential Profile Studied by Quantitative Kelvin Probe Force Microscopy. ACS Applied Energy Materials. 5, 4232-4239, (2022) 10.1021/acsaem.1c03747
12. K. Sagisaka, J. Nara, J. K. Wenderott, R. Kadowaki, A. Maruta, T. Abukawa, D. Fujita. Strong suppression of graphene growth by sulfur superstructure on a nickel substrate. Physical Review Materials. 6, 034007, (2022) 10.1103/physrevmaterials.6.034007
13. S. Kawai, A. Ishikawa, S. Ishida, T. Yamakado, Y. Ma, K. Sun, Y. Tateyama, R. Pawlak, E. Meyer, S. Saito, A. Osuka. On‐Surface Synthesis of Porphyrin‐Complex Multi‐Block Co‐Oligomers by Defluorinative Coupling. Angewandte Chemie International Edition. 61, 356-360, (2022) 10.1002/anie.202114697
14. M. Imura, H. Inaba, T. Mano, N. Ishida, F. Uesugi, Y. Kuroda, Y. Nakayama, M. Takeguchi, Y. Koide. Improvement of structural quality of AlN layers grown on c-plane sapphire substrate by metal–organic vapor phase epitaxy using post-growth annealing with trimethylgallium. AIP Advances. 12, 015203, (2022) 10.1063/5.0076706
2021年
1. 内橋 隆, 吉澤 俊介, 矢治 光一郎, 小林 宇宏, 坂本 一之. 表面原子層超伝導体におけるスピン分裂と動的なスピン運動量ロッキング効果. 固体物理. 56巻12号, 723-733, (2021)
2. K. Sun, K. Sagisaka, L. Peng, H. Watanabe, F. Xu, R. Pawlak, E. Meyer, Y. Okuda, A. Orita, S. Kawai. Head‐to‐Tail Oligomerization by Silylene‐Tethered Sonogashira Coupling on Ag(111). Angewandte Chemie International Edition. 60,19598-19603, (2021) 10.1002/anie.202102882
3. S. Kawai, M. A. Kher-Elden, A. Sadeghi, Z. M. A. El-Fattah, K. Sun, S. Izumi, S. Minakata, Y. Takeda, J. Lobo-Checa. Near Fermi Superatom State Stabilized by Surface State Resonances in a Multiporous Molecular Network. Nano Letters. 21, 6456-6462, (2021) 10.1021/acs.nanolett.1c01200
4. W. Nakanishi, A. Nakata, P. Perez, M. Takeuchi, C. Joachim, K. Sagisaka. The Emergence of Multiple Coordination Numbers in Gold–Cyanoarene Complexes: A Study of the On-Surface Coordination Mechanism. The Journal of Physical Chemistry C. 125, 9937-9946, (2021) 10.1021/acs.jpcc.1c02456
5. S. Yoshizawa, T. Kobayashi, Y. Nakata, K. Yaji, K. Yokota, F. Komori, S. Shin, K. Sakamoto, T. Uchihashi. Atomic-layer Rashba-type superconductor protected by dynamic spin-momentum locking. Nature Communications. 12, 1462, (2021) 10.1038/s41467-021-21642-1
6. K. Sun, S. Kawai. Strength of electronic decoupling of fullerene on an AuSiX layer formed on Au(111). Physical Chemistry Chemical Physics. 23,5455-5459, (2021) 10.1039/d0cp05764a
7. K. Sun, K. Sugawara, A. Lyalin, Y. Ishigaki, Kohei Uosaki, Tetsuya Taketsugu, Takanori Suzuki, S. Kawai. Heterocyclic Ring‐Opening of Nanographene on Au(111). Angewandte Chemie International Edition. 60, 9427-9432, (2021) 10.1002/anie.202017137
2020年
1. T. K. Shimizu, C. Romero-Muñiz, O. Stetsovych, J. Carracedo-Cosme, M. Ellner, P. Pou, K. Oohora, T. Hayashi, R. Perez, O. Custance. Effect of Molecule–Substrate Interactions on the Adsorption of meso-Dibenzoporphycene Tautomers Studied by Scanning Probe Microscopy and First-Principles Calculations. The Journal of Physical Chemistry C. 124, 26759-26768, (2020) 10.1021/acs.jpcc.0c07726
2. T. Kobayashi, Y. Nakata, K. Yaji, T. Shishidou, D. Agterberg, S. Yoshizawa, F. Komori, S. Shin, M. Weinert, T. Uchihashi, K. Sakamoto. Orbital Angular Momentum Induced Spin Polarization of 2D Metallic Bands. Physical Review Letters. 125, (2020) 10.1103/physrevlett.125.176401
3. K. SUN. Low-Temperature Removal of Dissociated Bromine by Silicon Atoms for an On-Surface Ullmann Reaction. The Journal of Physical Chemistry C. 124, 19675-19680, (2020) 10.1021/acs.jpcc.0c06188
4. T. Nakamura, N. Ishida, K. Sagisaka, Y. Koide. Surface potential imaging and characterizations of a GaN p-n junction with Kelvin probe force microscopy. AIP Advances. 10, 085010, (2020) 10.1063/5.0007524
5. Z. Diao, D. Katsube, H. Yamashita, Y. Sugimoto, O. Custance, M. Abe. Automated extraction of the short-range part of the interaction in non-contact atomic force microscopy. Applied Physics Letters. 117, 033104, (2020) 10.1063/5.0007754
6. S. Kawai, H. Sang, L. Kantorovich, K. Takahashi, K. Nozaki, S. Ito. An Endergonic Synthesis of Single Sondheimer–Wong Diyne by Local Probe Chemistry. Angewandte Chemie International Edition. 59, 10842-10847, (2020) 10.1002/anie.202001268
7. K. Nakamura, Q. Li, O. Krejčí, A. S. Foster, K. Sun, S. Kawai, S. Ito. On-Surface Synthesis of a π-Extended Diaza[8]circulene. Journal of the American Chemical Society. 142, 11363-11369, (2020) 10.1021/jacs.0c02534
8. T. Noda, N. Ishida, T. Mano, D. Fujita. Direct observation of charge accumulation in quantum well solar cells by cross-sectional Kelvin probe force microscopy. Applied Physics Letters. 116, 163501, (2020) 10.1063/1.5142438