2023

I. Tateishi and M. Hirayama, Topological invariant and domain connectivity in moiré materials, Phys. Rev. B 107, 125308 (2023).

M. Kitatani, Y. Nomura, M. Hirayama, and R. Arita, Ab initio Materials Design of Superconductivity in d9 Nickelates, APL Mater 11, 030701 (2023).

H. Takagi, R. Takagi, S. Minami, T. Nomoto, K. Ohishi, M.-T. Suzuki, Y. Yanagi, M. Hirayama, N. D. Khanh, K. Karube, H. Saito, D. Hashizume, R. Kiyanagi, Y. Tokura, R. Arita, T. Nakajima, S. Seki, Spontaneous topological Hall effect induced by non-coplanar antiferromagnetic order in intercalated van der Waals materials, Nat. Phys. (2023).

2022

T. Yu, R. Arita, and M. Hirayama, Interstitial-Electron-Induced Topological Molecular Crystals, Adv. Phys. Res. 2200041 (2022).

T. Hori, N. Kanazawa, M. Hirayama, K. Fujiwara, A. Tsukazaki, M. Ichikawa, M. Kawasaki, and Y. Tokura, A Noble-Metal-Free Spintronic System with Proximity-Enhanced Ferromagnetic Topological Surface State of FeSi above Room Temperature, Adv. Mater. 2206801 (2022).

I. Tateishi and M. Hirayama, Quantum spin Hall effect from multi-scale band inversion in twisted bilayer Bi2(Te1−xSex)3, Phys. Rev. Research 4, 043045 (2022).

M.-C. Jiang*, G.-Y. Guo, M. Hirayama*, T. Yu, T. Nomoto, and R. Arita, Efficient hydrogen evolution reaction due to topological polarization, Phys. Rev. B 106, 165120 (2022).

R. Yamada, J. Fujioka, M. Kawamura, S. Sakai, M. Hirayama, R. Arita, T. Okawa, D. Hashizume, T. Sato, F. Kagawa, R. Kurihara, M. Tokunaga, Y. Tokura, Field-induced multiple metal-insulator crossovers of correlated Dirac electrons of perovskite CaIrO3, npj Quantum Mater. 7, 13 (2022).

2021

Y. Ohtsuka*, N. Kanazawa*, M. Hirayama*, A. Matsui, T. Nomoto, R. Arita, T. Nakajima, T. Hanashima, V. Ukleev, H. Aoki, M. Mogi, K. Fujiwara, A. Tsukazaki, M. Ichikawa, M. Kawasaki, Y. Tokura, Emergence of spin-orbit coupled ferromagnetic surface state derived from Zak phase in a nonmagnetic insulator FeSi, Sci. Adv. 7 eabj0498 (2021).

K. Ishihara, T. Takenaka, Y. Miao, Y. Mizukami, K. Hashimoto, M. Yamashita, M. Konczykowski, R. Masuki , M. Hirayama, T. Nomoto, R. Arita, O. Pavlosiuk, P. Wiśniewski, D. Kaczorowski, and T. Shibauchi, Tuning the Parity Mixing of Singlet-Septet Pairing in a Half-Heusler Superconductor, Phys. Rev. X 11, 041048 (2021).

R. Noguchi, M. Kobayashi, Z. Jiang, K. Kuroda, T. Takahashi, Z. Xu, D. Lee, M. Hirayama, et al., A higher-order topological insulator built from the van der Waals stacking of bismuth bromide chains, Nat. Mater. 20, 473 (2021).

M. Ohno, M. Uchida, R. Kurihara, S. Minami, Y. Nakazawa, S. Sato, M. Kriener, M. Hirayama, A. Miyake, Y. Taguchi, R. Arita, M. Tokunaga, and M. Kawasaki, Quantum transport observed in films of the magnetic topological semimetal EuSb2, Phys. Rev. B 103, 165144 (2021).

T. Yu, M. Hirayama, J. A. Flores-Livas, M.-T. Huebsch, T. Nomoto, and R. Arita, First-principles design of halide-reduced electrides: Magnetism and topological phases, Phys. Rev. Materials 5, 044203 (2021). (Editors’ Suggestion)

S. Iimura*, M. Hirayama*, S. Hoshino, Multipole representation for anisotropic Coulomb interactions, Phys. Rev. B 104, L081108 (2021).

T. Wang, M. Hirayama, T. Nomoto, T. Koretsune, R. Arita, J. A. Flores-Livas, Absence of conventional room temperature superconductivity at high pressure in carbon doped H3S, Phys. Rev. B 104, 064510 (2021).

X. Yang, T. Yu, C. Xu, J. Wang, W. Hu, Z. Xu, T. Wang, C. Zhang, Z. Ren, Z. Xu, M. Hirayama, R. Arita, X. Lin, Anisotropic superconductivity in topological crystalline metal Pb1/3TaS2 with multiple Dirac fermions, Phys. Rev. B 104, 035157 (2021).

2020

M. Hirayama, S. Matsuishi, H. Hosono, and S. Murakami, Higher-Order Topological Crystalline Insulating Phase and Quantized Hinge Charge in Topological Electride Apatite, Phys. Rev. Research 2, 043131 (2020).

S. Minami, F. Ishii, M. Hirayama, T. Nomoto, T. Koretsune, and R. Arita, Enhancement of transverse thermoelectric conductivity originating from stationary points in nodal line, Phys. Rev. B 102, 205128 (2020).

A.Sakai. S. Minami, T. Koretsune, T. Chen, T. Higo, Y. Wang, T. Nomoto, M. Hirayama, S. Miwa, D. Nishio-Hamane, F. Ishii, R. Arita, and S. Nakatsuji, Iron-based binary ferromagnets for transverse thermoelectric conversion, Nature 581, 53 (2020).

Y. Nomura, T. Nomoto, M. Hirayama, and R. Arita, Magnetic exchange coupling in cuprate-analog d9 nickelates, Phys. Rev. Research 2, 043144 (2020).

Y. Aihara*, M. Hirayama*, and S. Murakami, Anomalous dielectric response in insulators with the π Zak phase, Phys. Rev. Research 2, 033224 (2020).

M. Hirayama, T. Tadano, Y. Nomura, and R. Arita, Materials design of dynamically stable d9 layered nickelates, Phys. Rev. B 101, 075107 (2020).

M. Sakano, M. Hirayama, T. Takahashi, S. Akebi, M. Nakayama, K. Kuroda, K. Taguchi, T. Yoshikawa, K. Miyamoto, T. Okuda, K. Ono, H. Kumigashira, T. Ideue, Y. Iwasa, N. Mitsuishi, K. Ishizaka, S. Shin, T. Miyake, S. Murakami, T. Sasagawa, Takeshi Kondo, Radial spin texture in elemental tellurium with chiral crystal structure, Phys. Rev. Lett. 124, 136404 (2020). (Editors' Suggestion)

T. Ohgoe, M. Hirayama, T. Misawa, K. Ido, Y. Yamaji, M. Imada, Ab Initio Study on Superconductivity and Inhomogeneity in Hg-based Cuprate Superconductor, Phys. Rev. B 101, 045124 (2020).

S. Iimura, M. Hirayama, and S. Hoshino, Vortex bound state of a Kondo lattice coupled to a compensated metal, Phys. Rev. B 102, 064505 (2020).

2019

T. Ideue, M. Hirayama, H. Taiko, T. Takahashi, M. Murase, T. Miyake, S. Murakami, T. Sasagawa, and Y. Iwasa, Pressure-induced topological phase transition in noncentrosymmetric elemental Tellurium, Proc Natl Acad Sci USA 1905524116 (2019).

Y. Nomura, M. Hirayama, T. Tadano, Y. Yoshimoto, K. Nakamura, and R Arita, Formation of 2D single-component correlated electron system and band engineering in the nickelate superconductor NdNiO2, Phys. Rev. B 100, 205138 (2019).

R. Yamada, J. Fujioka, M. Kawamura, S. Sakai, M. Hirayama, R. Arita, T. Okawa, D. Hashizume, M. Hoshino, and Y. Tokura, Large variation of Dirac semimetal state in perovskite CaIrO3 with pressure-tuning of electron correlation, Phys. Rev. Lett. 123, 216601 (2019).

T. Inoshita,* M. Hirayama,* N. Hamada, H. Hosono, and S. Murakami, Topological semimetal phases manifested in transition-metal dichalcogenides intercalated with 3d metals, Phys. Rev. B. 100, 121112(R) (2019).

S. Iimura, M. Hirayama, and S. Hoshino, Unconventional full-gap superconductivity in Kondo lattice with semimetallic conduction bands, Phys. Rev. B. 100, 094532 (2019).

M. Hirayama, T. Misawa, T. Ohgoe, Y. Yamaji, and M. Imada, Effective Hamiltonian for cuprate superconductors derived from multiscale ab initio scheme with level renormalization, Phys. Rev. B 99, 245155 (2019).

J. Fujioka, R. Yamada, M. Kawamura, S. Sakai, M. Hirayama, R. Arita, T. Okawa, D. Hashizume, M. Hoshino, and Y. Tokura, Strong-correlation induced high-mobility electrons in Dirac semimetal of perovskite oxide, Nat. Commun. 10, 362 (2019).

2018

K. Kuroda, M. Ochi, H. S. Suzuki, M. Hirayama, M. Nakayama, R. Noguchi, C. Bareille, S. Akebi, S. Kunisada, T. Muro, M. D. Watson, H. Kitazawa, Y. Haga, T. K. Kim, M. Hoesch, S. Shin, R. Arita, and T. Kondo, Experimental Determination of the Topological Phase Diagram in Cerium Monopnictides, Phys. Rev. Lett. 120, 086402 (2018).

M. Hirayama, S. Matsuishi, H. Hosono, and S. Murakami, Electrides as a New Platform of Topological Materials, Phys. Rev. X 8, 031067 (2018).

M. Hirayama, Y. Yamaji, T. Misawa, and M. Imada, Ab initio effective Hamiltonians for cuprate superconductors, Phys. Rev. B 98, 134501 (2018).

M. Hamada, E. Minamitani, M. Hirayama, and S. Murakami, Phonon Angular Momentum Induced by the Temperature Gradient, Rhys. Rev. Lett. 121, 175301 (2018).

2017

R. Takahashi, M. Hirayama, and S. Murakami, Spinless hourglass nodal-line semimetals, Phys. Rev. B 96, 155206 (2017).

M. Hirayama, T. Miyake, M. Imada, and S. Biermann, Low-energy effective Hamiltonians for correlated electron systems beyond density functional theory, Phys. Rev. B 96, 075102 (2017).

S. Murakami, M.Hirayama, R. Okugawa, and T. Miayake, Emergence of topological semimetals in gap closing in semiconductors without inversion symmetry, Sci. Adv. 3, 1602680 (2017).

M. Hirayama, R. Okugawa, T. Miayake, and S. Murakami, Topological Dirac nodal lines and surface charges in fcc alkaline earth metals, Nat. Commun. 8, 14022 (2017).

2015

M. Hirayama, T. Misawa, T. Miyake, and M. Imada, Ab initio Studies of Magnetism in the Iron Chalcogenides FeTe and FeSe, J. Phys. Soc. Jpn. 84, 093703 (2015).

M. Hirayama, S. Ishibashi, R. Okugawa, S. Murakami, and T. Miayake, Dirac Point in Trigonal Tellurium and Selenium, JPS Conf. Proc. 5, 011024 (2015).

M. Hirayama, S. Ishibashi, R. Okugawa, S. Murakami, and T. Miayake, Weyl Node and Spin Texture in Trigonal Tellurium and Selenium, Phys. Rev. Lett. 114, 206401 (2015).

2013

M. Hirayama, T. Miyake, and M. Imada, Derivation of static low-energy effective models by ab inito downfolding method without double counting of Coulomb correlations, Application to SrVO3, FeSe and FeTe: Phys. Rev. B 87, 195144 (2013).

2012

M.Hirayama, T. Miyake, and M. Imada, Ab initio Low-Energy Model of Transition-Metal-Oxide Heterostructure LaAlO3/SrTiO3, J. Phys. Soc. Jpn. 81, 084708 (2012).

2010

K. Miyagawa, M. Hirayama, M. Tamura, and K. Kanoda, 13C NMR Study on Zero-Gap State in the Organic Conductor θ-(BEDT-TTF)2I3 under Pressure, J. Phys. Soc. Jpn. 79, 063703 (2010).

M.Hirayama, and M. Imada, Systematic Control of Doped Carrier Density without Disorder at Interface of Oxide Heterostructures, J. Phys. Soc. Jpn. 79, 034704 (2010).

2021

坂野昌人，平山元昭，笹川崇男，近藤猛，キラルな結晶構造を有するテルル単体におけるスピン偏極したバンド構造，放射光Vol.34 No.4 (2021).

2020

野村悠祐, 平山元昭, 北谷基治, 只野央将, 有田亮太郎, ニッケル酸化物新超伝導体の発見：現状と展望, 固体物理 Vol.55 No.10 (2020).

2018

M.Hirayama, R. Okugawa, and S. Murakami, Topological Semimetals Studied by Ab Initio Calculations, J. Phys. Soc. Jpn. 87, 041002 (2018). (SPECIAL TOPICS: New ab initio Approaches to Exploring Emergent Phenomena in Quantum Matter)

2017

平山元昭, 奥川亮, 村上修一: 第一原理計算に基づくトポロジカル半金属の新物質・新物性, 固体物理 Vol. 52 No.11 (通巻621号) 特集号 第一原理からの物性シミュレーション page 89 (2017).