Publication 2023
* The articles written in black are Original Papers, those indicated in grey are Conference Proceedings. The articles written in green are Review Papers or Book Chapters.
* Sorted by Research Fields.
Magnetic Materials / Spintronic Materials / Spin Caloritronics / Nanostructure Analysis
Magnetic Materials / Spintronic Materials / Spin Caloritronics / Nanostructure Analysis
Magnetic Materials:
- Control of grain density by varying lattice mismatch in FePt-C film for heat assisted magnetic recording
I. Suzuki, H. Sepehri-Amin, K. Hono, Y.k. Takahashi, J. Alloys Compd. 968, 172196 (2023). - Exploring secondary phases in the Sm-Fe-V system beneficial for coercivity
P. Tozman, H. Sepehri-Amin, T. Abe, K. Hono, Y.K. Takahashi, Acta Mater. 258, 119197 (2023). - Microstructure evolution in FePt-Cr2O3 granular thin films
I. Suzuki, T. Abe, H. Sepehri-Amin, K. Hono, Y.K. Takahashi, J. Magn. Magn. Mater. 579, 170874 (2023). - Thermal Modulation of Magnetization Dynamics in Nanometer-Thick L10-FePt Nanogranular and Continuous Films for High-Density Magnetic Recording Media
Y. Sasaki, I. Suzuki, R. Mandal, S. Kasai, and Y.K. Takahashi, ACS Appl. Nano Mater. 6, 5901–5908 (2023). - Observation of demagnetization field within thin-foil Nd-Fe-B magnet by electron holography
S. Lee, A. Sato, T. Tamaoka, K. Yubuta, M. Auchi, T.T. Sasaki, T. Ohkubo, K. Hono, Y. Murakami, Microscopy 72, 343–352 (2023). - Substantial coercivity enhancement in Dy-free Nd-Fe-B sintered magnet by Dy grain boundary diffusion
Z. Wang, T.T. Sasaki, Y. Une, T. Ohkubo, K. Hono, Acta Mater. 248, 118774 (2023). - High-resistivity anisotropic hot-deformed Nd-Fe-B magnets prepared from DyF3 electrophoretic deposited powders
Z.H. Kautsar, H. Sepehri-Amin, X. Tang, R. Iguchi, K. Uchida, T. Ohkubo, K. Hono, J. Alloys Compd. 942, 168855 (2023). - Grain density control in FePt granular films for heat-assisted magnetic recording media
I. Suzuki and Y.K. Takahashi, Jpn. J. Appl. Phys. 62, SB0801 (2023).
Spintronic Materials:
- Origin of negative anisotropic magnetoresistance effect in Fe0.75Co0.25 single-crystal thin films upon Ir addition
R. Toyama, S. Kokado, K. Masuda, Z. Li, V. K. Kushwaha, T.T. Sasaki, L.S.R. Kumara, T. Koganezawa, H. Tajiri, T. Yamazaki, M. Kotsugi, Y. Iwasaki, and Y. Sakuraba, Phys. Rev. Materials 7, 084401 (2023). - 631% room temperature tunnel magnetoresistance with large oscillation effect in CoFe/MgO/CoFe(001) junctions
T. Scheike, Z. Wen, H. Sukegawa, and S. Mitani, Appl. Phys. Lett. 122, 112404 (2023). - Observation of charge-to-spin conversion with giant efficiency at Ni0.8Fe0.2/Bi2WO6 interface
Saikat Das, S. Sugimoto, V. Kushwaha, Y. Kozuka, S. Kasai, APL Materials 11, 041113 (2023). - Large tunneling magnetoresistance in perpendicularly magnetized magnetic tunnel junctions using Co75Mn25/Mo/Co20Fe60B20 multilayers
T. Yamamoto, T. Ichinose, J. Uzuhashi, T. Nozaki, T. Ohkubo, K. Yakushiji, S. Tamaru, and S. Yuasa, Phys. Rev. Applied 19, 024020 (2023). - Evaluation of spin-transfer-torque efficiency using magnetization reversal against a magnetic field: comparison of FeCr with negative spin polarization and NiFe
H. Suto, T. Nakatani, N. Asam, H. Iwasaki and Y. Sakuraba, Appl. Phys. Express 16, 013003 (2023). - Large enhancement of magnetic damping in half-metallic Co2MnSi Heusler alloy thin films with heavy metal Pt layer observed by the all-optical method
Y. Sasaki, S. Kasai, Y. K. Takahashi, Jpn. J. Appl. Phys. 62, SB1003 (2023).
Spin Caloritronics:
- Direct electrical probing of anomalous Nernst conductivity
W. Zhou, A. Miura, Y. Sakuraba, and K. Uchida, Phys. Rev. Appl. 19, 064079 (2023). - Designing composition ratio of magnetic alloy multilayer for transverse thermoelectric conversion by Bayesian optimization
N. Chiba, K. Masuda, K. Uchida, and Y. Miura, APL Machine Learning 1, 026114 (2023). - Comparison of the in-plane coercive field and anomalous Nernst effect between a co-sputtered Sm-Co amorphous film and Sm/Co multilayer amorphous films with various layer thicknesses
R. Modak, W. Zhou, Y. Sakuraba, and K. Uchida, Appl. Phys. Express 16, 053003 (2023). - Temperature profile of the Thomson-effect-induced heat release/absorption in junctionless single conductors
T. Chiba, R. Iguchi, T. Komine, Y. Hasegawa, and K. Uchida, Jpn. J. Appl. Phys 62, 037001 (2023). - Magnetization switching process by dual spin-orbit torque in interlayer exchange-coupled systems
H. Masuda, Y. Yamane, T. Seki, K. Raab, T. Dohi, R. Modak, K. Uchida, J. Ieda, M. Klaui, and K. Takanashi, Appl. Phys. Lett. 122, 162402 (2023). - Highly sensitive lock-in thermoreflectance temperature measurement using thermochromic liquid crystal
A. Takahagi, R. Iguchi, H. Nagano, and K. Uchida, Appl. Phys. Lett. 122, 172401 (2023). - Magneto-thermal-switching properties of superconducting Nd
M. Yoshida, M. R. Kasem, A. Yamashita, K. Uchida, and Y. Mizuguchi, Appl. Phys. Express 16, 033002 (2023). - Nonlocal drag thermoelectricity generated by ferroelectric van der Waals heterostructures
P. Tang, K. Uchida, and G. E. W. Bauer, Phys. Rev. B 107, L121406 (2023). - Direct measurement of electrocaloric effect based on multi-harmonic lock-in thermography
R. Iguchi, D. Fukuda, J. Kano, T. Teranishi, and K. Uchida, Appl. Phys. Lett. 122, 082903 (2023). - Seebeck-driven transverse thermoelectric generation in magnetic hybrid bulk materials
W. Zhou, A. Miura, T. Hirai, Y. Sakuraba, and K. Uchida, Appl. Phys. Lett. 122, 062402 (2023). - Electric field–dependent phonon spectrum and heat conduction in ferroelectrics
B.L. Wooten, R. Iguchi, P. Tang, J.S. Kang, K. Uchida, G.E.W. Bauer, and J.P. Heremans, Sci. Adv. 9, eadd7194 (2023).
Nanostructure Analysis:
(Methods or other materials except for magnetic and spintronic materials)
- Microstructure control of Ti-based conversion coatings for optimizing organic coating properties in A6063 and A3003 alloys
N. Banjo, T.T. Sasaki, K. Hono, Surf. Coat. Technol. 468, 129735 (2023). - Revisited precipitation process in dilute Mg-Ca-Zn alloys
Z.H. Li, D. Cheng, K. Wang, E.R. Hoglund, J.M. Howe, B.C. Zhou, T.T. Sasaki, T. Ohkubo, K. Hono, Acta Mater. 257, 119072 (2023). - Effects of aluminum and oxygen additions on quenched-in compositional fluctuations, dynamic atomic shuffling, and their resultant diffusionless isothermal ω transformation in ternary Ti–V-based alloys with bcc structure
M. Tane, H. Nishio, D. Egusa, T.T. Sasaki, E. Abe, E. Miyoshi, S. Higashino, Acta Mater. 255, 119034 (2023). - Elucidating why rolled Mg-Al-Ca-Mn alloys are less responsive to aging as compared to the extruded material
J.J. Bhattacharyya, T.T. Sasaki, T. Nakata, S.R. Agnew, Scr. Mater. 233, 115513 (2023). - Acceptor activation of Mg-doped GaN – Effects of N2/O2 vs N2 as ambient gas during annealing
A. Kumar, M. Berg, Q. Wang, J. Uzuhashi, T. Ohkubo, M. Salter, and P. Ramvall, J. Appl. Phys. 134, 035701 (2023). - Impact of high-temperature Mg-implantation on defects and dopants distribution in GaN
A. Kumar, W. Yi, T. Ohkubo, J. Chen, T. Sekiguchi, R. Tanaka, S. Takashima, M. Edo, K. Hono, J. Appl. Phys. 133, 185702 (2023). - Identifying the effect of coherent precipitates on the deformation mechanisms by in situ neutron diffraction in an extruded magnesium alloy under low-cycle fatigue conditions
D. Xie, Z.H. Li, T.T. Sasaki, Y.F. Gao, Z.Y. Lyu, R. Feng, Y. Chen, K. An, H.B. Chew, T. Nakata, S. Kamado, K. Hono, and P.K. Liaw, Acta Mater. 251, 118903 (2023). - Micromechanical origin for the wide range of strength-ductility tradeoff in metastable high entropy alloys via in situ neutron diffraction measurements
Z. Lyu, Z.H. Li, T.T. Sasaki, Y. Gao, K. An, Y. Chen, D. Yu, K. Hono, P.K. Liaw, Scr. Mater. 231, 115439 (2023). - Improvement of resistance against hydrogen embrittlement by controlling carbon segregation at prior austenite grain boundary in 3Mn-0.2C martensitic steels
K. Okada, A. Shibata, T.T. Sasaki, H. Matsumiya, K. Hono, N. Tsuji, Scr. Mater. 224, 115043 (2023). - The Interplay Between Solute Atoms and Vacancy Clusters in Magnesium Alloys
P. Yi, T.T. Sasaki, S.E. Prameela, T.P. Weihs, M.L. Falk, Acta Mater. 249, 118805 (2023). - Development of automated tip preparation for atom probe tomography by using script-controlled FIB-SEM
J. Uzuhashi, T. Ohkubo, and K. Hono, Ultramicroscopy 247, 113704 (2023). - Ni基単結晶超合金TMS-238の耐酸化性とクリープ強度に及ぼす不純物元素Sbの影響
高田 裕治, 杉山 拓弥, 湯山 道也, 埋橋 淳, 大久保 忠勝, 原田 広史, 鈴木 進補, 川岸 京子, 日本金属学会誌 87, 88-94 (2023). - Effect of Ca Addition on the Oxidation Resistance of Ni-Al Alloy
C. Tabata, K. Kawagishi, T. Yokokawa, J. Uzuhashi, T. Ohkubo, H. Harada, and S. Suzuki, Metall. Mater. Trans. A 54, 1937–1945 (2023).