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2021年度

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2021年度の成果報告 (1/6)

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会議・研究会・掲載誌名称・開催日・開催地等

論文等

Electric-field effect on magnetic moments in Co ultra-thin films deposited on Pt

A. Obinata, T. Koyama, F. Matsukura, K. Nakamura, and D. Chiba

Applied Physics Letters 118, 152405/1-4, 2021

論文等

Atomic-layer stacking dependence of the magnetocrystalline anisotropy in Fe-Co multilayer thin films at MgO(001) interface

K. Nakamura, K. Nozaki, K. Hayashi, A.-M. Pradipto, M. Weinert, T. Oguchi

Journal of Magnetism and Magnetic Materials 537, 168175, 2021

論文等

Optical and magneto-optical properties of FexAgx superlattices: first-principles study

M. Arifin, K. Nakamura

Journal of Physics: Conference Series 1951, 012046, 2021

論文等

Dzyaloshinskii–Moriya interaction in noncentrosymmetric Superlattices

W. S. Ham, A. -M. Pradipto, K. Yakushiji, K. Kim, S. H. Rhim, K. Nakamura, Y. Shiota, S. Kim, T. Ono

npj Computational Materials 7, 129, 2021

論文等

Optical and magneto-optical anisotropies of FeCu superlattice: band-by-band decomposition analysis

M. Arifin, K. Nawa, K. Nakamura

Japanese Journal of Applied Physics 60, 092006, 2021

論文等

Slater-Pauling-like Behavior of Spin Hall Conductivity in Pt-based Superlattices

A. -M. Pradipto, K. Nakamura

J. Math. Fund. Sci. 53, 369-379, 2021

論文等

Crystal orientation dependence of spin Hall angle in epitaxial Pt/FeNi systems

T. Ikebuchi, Y. Shiota, T. Ono, K. Nakamura, T. Moriyama

Appl. Phys. Lett. 120, 072406/1-5, 2022

論文等

Structure and dynamics of interfacial water on muscovite surface under different temperature conditions (298 K to 673 K): Molecular Dynamics investigation.

Masashige Shiga, Masaatsu Aichi, Masao Sorai, Tetsuya Morishita

Water, 13(9), 1320. (2021)

論文等

Effect of Surface Coverage of Water Molecules on Methane Adsorption on Muscovite and Pyrophyllite: Molecular Dynamics Study.

Masashige Shiga, Tetsuya Morishita, Masaatsu Aichi, Masao Sorai

Energy & Fuels, 35(24), 19986-19999.

論文等

Ab initio study for orientation dependence of nitrogen incorporation at 4H-SiC/SiO2 interfaces

Toru Akiyama, Tsunashi Shimizu, Tomonori Ito, Hiroyuki Kageshima, Kenta Chokawa and Kenji Shiraishi

Jpn. J. Appl. Phys., 61(SH), SH1002 (2022)

論文等

Bandgap engineering of α-Ga2O3 by hydrostatic, uniaxial, and equibiaxial strain

Takahiro Kawamura and Toru Akiyama

Japanese Journal of Applied Physics 61, 021005 (2022)

論文等

Exploration of a large-scale reconstructed structure on GaN(0001) surface by Bayesian optimization

Akira Kusaba, Yoshihiro Kangawa, Tetsuji Kuboyama, Atsushi Oshiyama

Applied Physics Letters 120 021602 (2022)

論文等

Ab initio-based approach for the oxidation mechanisms at SiO2/4H-SiC interface: Interplay of dry and wet oxidants during interfacial reaction

Tsunashi Shimizu, Toru Akiyama, Tomonori Ito, Hiroyuki Kageshima, Masashi Uematsu, Kenji Shiraishi

PHYSICAL REVIEW MATERIALS 5, 114601 (2021)

論文等

Effective approach for calculating individual energy of step edges on polar AlN(0001) and GaN(0001) surfaces

Toru Akiyama, Atsutaka Nakatani, Tsunashi Shimizu, Takumi Ohka, and Tomonori Ito

Japanese Journal of Applied Physics 60, 080701 (2021)

論文等

Effect of surface structural change on adsorption behavior on InAs wetting layer surface grown on GaAs(001) substrate

Toru Akiyama, Kazuhiro Yonemoto, Fumiaki Hishiki, Tomonori Ito

Journal of Crystal Growth 570 (2021) 126233

論文等

Effect of step edges on the adsorption behavior on vicinal AlN(0001) surface during metal-organic vapor phase epitaxy: An ab initio study

Toru Akiyama, Takumi Ohka, Katsuya Nagai, Tomonori Ito

Journal of Crystal Growth 571, 126244 (2021).

論文等

Testing the effect of resolution on gravitational fragmentation with Lagrangian hydrodynamic schemes

Yamamoto, Yasuyoshi ; Okamoto, Takashi; Saitoh, Takayuki R.

Monthly Notices of the Royal Astronomical Society, 504, 3986-3995 (2021)

論文等

Large N simulation of the twisted reduced matrix model with an adjoint Majorana fermion

Pietro Butti, Margarita Garcia Perez, Antonio Gonzalez-Arroyo, Ken-Ichi Ishikawa, Masanori Okawa

PoS(LATTICE2021)334, The 38th International Symposium on Lattice Field Theory, LATTICE2021 26th-30th July, 2021, Zoom/Gather@Massachusetts Institute of Technology; https://doi.org/10.48550/arXiv.2111.00386

論文等

In-plane strain-free stanene on a Pd2Sn(111) surface alloy

J. Yuhara, T. Ogikubo, M. Araidai, S. Takakura, M. Nakatake, and G. Le Lay, Phys. Rev. Mater. 5, 053403 (2021).

論文等

Accurate meso-scale dynamics by kinetic Monte Carlo simulation via free energy multicanonical sampling: oxygen vacancy diffusion in BaTiO3

H. Nakata, M. Araidai, S. Bai, H. Hirano, and T. Tada, Sci. Technol. Adv. Mater. Methods 1, 109-122 (2021).

論文等

Single germanene phase formed by segregation through Al(111) thin films on Ge(111)

J. Yuhara, H. Muto, M. Araidai, M. Kobayashi, A. Ohta, S. Miyazaki, S. Takakura, M. Nakatake, G. Le Lay, 2D Mater. 8, 045039 (2021).

論文等

第一原理計算と機械学習に基づく衝撃圧縮挙動の分子動力学計算

三澤賢明, 島村孝平, 下條冬樹

高圧力の科学と技術 31(3) 132-139 2022年2月

論文等

第一原理計算と機械学習による固体材料における衝撃圧縮特性の分子動力学解析

三澤賢明, 島村孝平, 下條冬樹

セラミックス 56(10) 674-677 2021年10月

論文等

Estimating Thermal Conductivity of α-Ag2Se Using ANN Potential with Chebyshev Descriptor

K. Shimamura, Y. Takeshita, S. Fukushima, A. Koura, and F. Shimojo

Chemical Physics Letters 778, 138748 (7 pp.) (2021)

論文等

Reproduction of Melting and Crystallization of Sodium by Machine-Learning Interatomic Potential based on Artificial Neural Networks

A. Irie, S. Fukushima, A. Koura, K. Shimamura, and F. Shimojo

Journal of the Physical Society of Japan 90, 094603 (7 pp.) (2021).

論文等

Dielectric constant of liquid water determined with neural network quantum molecular dynamics

A. Krishnamoorthy, K. Nomura, N. Baradwaj, K. Shimamura, P. Rakaj, A. Mishra, S. Fukushima, F. Shimojo, R. K. Kalia, A. Nakano, and P. Vashishta

Physical Review Letters 126, 216403 (7 pp.) (2021).

論文等

Deep Well Trapping of Hot Carriers in Hexagonal Boron Nitride Coating of Polymer Dielectrics

T. Linker, Y. Wang, A. Mishra, D. Kamal, Y. Cao, R. K. Kalia, A. Nakano, R. Ramprasad, F. Shimojo, G. Sotzing, and P. Vashishta

ACS Applied Materials & Interfaces 13, 60393-60400 (2021).

論文等

Free energy landscape of RNA binding dynamics in start codon recognition by eukaryotic ribosomal pre-initiation complex

Takeru Kameda, Katsura Asano, Yuichi Togashi

PLoS Computational Biology, 17 (6), e1009068 (2021)

論文等

Time-dependent principal component analysis: A unified approach to highdimensional data reduction using adiabatic dynamics

Tetsuya Morishita

論文等

First-principles study of two-dimensional gallium-nitrides on van der Waals epitaxial substrate

Tomoe Yayama, Anh Khoa Augustin Lu, Tetsuya Morishita, and Takeshi Nakanishi

論文等

Ab Initio Molecular–Dynamics Study of Structural and Bonding Properties of Liquid Fe–Light–Element–O Systems Under High Pressure

Ohmura Satoshi, Shimojo Fuyuki, Tsuchiya Taku

Frontiers in Earth Science 10 873088 (9 pp.)

論文等

A preliminary study of the Hadean geodynamo based on a BasalMagma-Ocean-Dynamo hypothesis

F. Takahashi

地球電磁気・地球惑星圏学会第150回総会・講演会、2021/10/31 - 11/4、オンライン

論文等

Termination of a lunar dynamo inferred from compositionally-driven dynamo models

F. Hyodo, F. Takahashi, S. Kaneshima, H. Shimizu, H. Tsunakawa

日本地球惑星科学連合2021年大会、2021/5/30-6/6、オンライン

論文等

A compositionally-driven dynamo model consistent with a sudden decline in the lunar magnetic field

F. Takahashi

惑星深部研究会、2021/9/10 オンライン

論文等

月のダイナモについて

高橋太

地磁気・古地磁気・岩石磁気「夏の学校」、2021/9/12 - 14、オンライン

その他(受賞・報道発表等)

日本地球惑星科学連合 地球惑星科学振興西田賞

高橋太

地球惑星科学の分野において国際的に高い評価を得ている 45 歳未満の優れた中堅研究者が、隔年で 10 件以内選考され、表彰される。「地球・月・惑星磁場と深部ダイナミクスの研究」により受賞。

その他(受賞・報道発表等)

日本地球惑星科学連合2021年大会 学生優秀発表賞

兵藤史

日本地球惑星科学連合 2021 年大会において、優秀な発表を行った学生を表彰する。研究発表、「Termination of a lunar dynamo inferred from compositionally-driven dynamo models」により受賞。

その他(受賞・報道発表等)

地球電磁気・地球惑星圏学会 SGEPSS論文賞

Takuto Minami, Shin’ya Nakano, Vincent Lesur, Futoshi Takahashi, Masaki Matsushima, Hisayoshi Shimizu, Ryosuke Nakashima, Hinami Taniguchi and Hiroaki Toh

地球電磁気・地球惑星圏学会 (SGEPSS) は該当年に EPS 誌に掲載された SGEPSS 会員による特に優れた論文 1 編に対し SGEPSS論文賞を授与し、顕彰しています。地球磁場の国際標準モデルIGRF (International Geomagnetic Reference Field)の作成に対する貢献(Earth, Planets and Space, 72, 136, 2020)により受賞。

論文等

Tracking the light-driven layer stacking of graphene oxide.

M. Hada, S. Ohmura, Y. Yamamoto, Y. Kishibe, W. Yajima, R. Shikata, T. Iguchi, K. Akada, S. Yoshida, J. Fujita, S. Koshihara, Y. Nishina,

Carbon 183, 612-619 (2021).

論文等

Liquid Structure of Tantalum under Internal Negative Pressure

K. Katagiri, N. Ozaki, S. Ohmura, B. Albertazzi, Y. Hironaka, Y. Inubushi, K. Ishida, M. Koenig, K. Miyanishi, H. Nakamura, M. Nishikino, T. Okuchi, T. Sato, Y. Seto, K. Shigemori, K. Sueda, Y. Tange, T. Togashi, Y. Umeda, M. Yabashi, T. Yabuuchi, R. Kodama

Physical Review Letters 126(17)