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T. Horide, T. Maekawa, T. Aikawa, T. Kitamura, K. Nakamura, Tc and resistivity variation induced by external bending strain in flexible film of strain-sensitive (La, Sr)2CuO4, Phys. Rev. Materials 8, 094802 (2024).
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K. Nakamura, Ab initio optical calculation by RESPACK, Activity Report 2023 / Supercomputer Center, Institute for Solid State Physics, The University of Tokyo (20240807).
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M. Mito, H. Tsuji, T. Tajiri, K. Nakamura, Y. Tang, Z. Horita, Superconductivity of barium with highest transition temperatures in metallic materials at ambient pressure, Sci. Rep. 14, 965 (2024).
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S. Hayakawa, T. Chono, K. Watanabe, S. Kawano, K. Nakamura, K. Miyazaki, Ab initio calculation for electronic structure and optical property of tungsten carbide in a TiCN‑based cermet for solar thermal applications, Sci. Rep. 13, 9407 (2023).
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H. Hanate, . Kawano, M. Hayashida, K. Nakamura, Y. Ikemoto, T. Moriwaki, T. Hasegawa, S. Tsutsui, K. Matsuhira, Insulating Nature of Iridium Oxide Ca5Ir3O12 Probed by Synchrotron-Radiation-Based Infrared Spectroscopy, J. Phys. Soc. Jpn. 92 064705 (1-6) (2023).
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T. Furuta, K. Hamada, M. Oda, K. Nakamura, Hidden Markov model analysis for fluorescent time series of quantum dots, Phys. Rev. B. 106, 104305 (1-15) (2022).
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S. Kanno, T. Tada, T. Utsumi, K. Nakamura, H. Hosono, Electronic correlation strength of inorganic electrides from first principles, J. Phys. Chem. Lett. 12, 12020–12025 (2021).
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M. Charlebois, J.-B. Morée, K. Nakamura, Y. Nomura, T. Tadano, Y. Yoshimoto, Y. Yamaji, T. Hasegawa, K. Matsuhira, M. Imada, Ab initio derivation of low-energy Hamiltonians for systems with strong spin-orbit interaction: Application to Ca5Ir3O12, Phys. Rev. B 104, 075153 (1-19) (2021).
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K. Nakamura, Y. Yoshimoto, Y. Nomura, T. Tadano, M. Kawamura, T. Kosugi, K. Yoshimi, T. Misawa, Y. Motoyama, RESPACK: An ab initio tool for derivation of effective low-energy model of material, Comput. Phys. Commun. 261, 107781 (1-20) (2021).
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H. Hanate, T. Hasegawa, S. Tsutsui, K. Nakamura, Y. Yoshimoto, N. Kishigami, S. Haneta, K. Matsuhira, Study of phonon dispersion of iridium oxide Ca5Ir3O12 with strong spin–orbit interaction, J. Phys. Soc. Jpn. 89 053601 (1-5) (2020).
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T. Hasegawa, W. Yoshida, K. Nakamura, N. Ogita, K. Matsuhira, Raman scattering investigation of structural transition in Ca5Ir3O12, J. Phys. Soc. Jpn. 89, 054602 (1-11) (2020).
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H. Hanate, K. Nakamura, K. Matsuhira, Harmonic voltage response to AC current in the nonlinear conductivity of iridium oxide Ca5Ir3O12, J. Magn. Magn. Mater. 498, 166203 (1-4) (2020).
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Y. Nomura, M. Hirayama, T. Tadano, Y. Yoshimoto, K. Nakamura, R. Arita, Formation of a two-dimensional single-component correlated electron system and band engineering in the nickelate superconductor NdNiO2, Phys. Rev. B 100, 205138 (1-11) (2019).
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M. Mito, T. Tajiri, S. Saisho, H. Deguchi, A. Kohno, K. Nakamura, Anisotropic compression effects on nanocrystalline crystals of nickel oxide, J. Magn. Magn. Mater. 489, 165407 (1-7) (2019).
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M. Mito, Y. Kitamura, T. Tajiri, K. Nakamura, R. Shiraishi, K., Ogata, H. Deguchi, T. Yamaguchi, N. Takeshita, T. Nishizaki, K. Edalati, Z. Horita, Hydrostatic pressure effects on superconducting transition of nanostructured niobium highly strained by high-pressure torsion, J. Appl. Phys. 125, 125901 (1-14) (2019).
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M. Mito, K. Nakamura, K. Matsumoto, Y. Takano, Uniaxial compression effects on cuprate superconductors, Review of High Pressure Science and Technology/Koatsuryoku No Kagaku To Gijutsu 29, 262–271 (2019).
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M. Mito, S. Shigeoka, H. Kondo, N. Noumi, Y. Kitamura, K. Irie, K. Nakamura, S. Takagi, H. Deguchi, T. Tajiri, M. Ishizuka, T. Nishizaki, K. Edalati, Z. Horita, Hydrostatic compression effects on fifth-group element superconductors V, Nb, and Ta subjected to high-pressure torsion, Mater. Trans. 60 (8), 1472–1483 (2019).
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K. Matsuhira, K. Nakamura, Y. Yasukuni, Y. Yoshimoto, D. Hirai, Z. Hiroi, Nonlinear conductivity of geometrically frustrated iridate Ca5Ir3O12, J. Phys. Soc. Jpn. 87, 013703 (1-5) (2018).
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M. Mito, K. Ogata, H. Goto, K. Tsuruta, K. Nakamura, H. Deguchi, T. Horide, K. Matsumoto, T. Tajiri, H. Hara, T. Ozaki, H. Takeya, Y. Takano, Uniaxial strain effects on superconducting transition in Re-doped Hg-1223 cuprate superconductors, Phys. Rev. B 95, 064503 (1-10) (2017).
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M. Mito, H. Matsui, K. Tsuruta, T. Yamaguchi, K. Nakamura, H. Deguchi, N. Shirakawa, H. Adachi, T. Yamasaki, H. Iwaoka, Y. Ikoma, Z. Horita, Large enhancement of superconducting transition temperature in single-element superconducting rhenium by shear strain, Sci. Rep. 6, 36337 (1-8) (2016).
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K. Nakamura, Y. Nohara, Y. Yosimoto, Y. Nomura, Ab initio GW plus cumulant calculation for isolated band systems: Application to organic conductor (TMTSF)2PF6 and transition-metal oxide SrVO3, Phys. Rev. B 93, 085124 (1-13) (2016).
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Y. Nomura, K. Nakamura, R. Arita, Effect of Electron-Phonon Interactions on Orbital Fluctuations in Iron-Based Superconductors, Phys. Rev. Lett. 112, 027002 (1-5) (2014).
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K. Nakamura, S. Sakai, R. Arita, K. Kuroki, GW calculation of plasmon excitations in the quasi-one-dimensional organic compound (TMTSF)2PF6, Phys. Rev. B 88, 125128 (1-5) (2013).
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K. Nakamura, Y. Yoshimoto, M. Imada, Ab initio two-dimensional multiband low-energy models of EtMe3Sb[Pd(dmit)2]2 and k-(BEDT-TTF)2Cu(NCS)2 with comparisons to single-band models, Phys. Rev. B 86, 205117 (1-9) (2012).
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R. Akashi, K. Nakamura, R. Arita, M. Imada, High-temperature Superconductivity in Layered Nitrides b-LixMNCl (M=Ti, Zr, Hf): Insights from Density functional Theory for Superconductors, Phys. Rev. B 86, 054513 (1-16) (2012).
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Y. Nomura, M. Kaltak, K. Nakamura, C. Taranto, S. Sakai, A. Toschi, R. Arita, K. Held, G. Kresse, M. Imada, Effective Onsite Interaction for Dynamical Mean-Field Theory, Phys. Rev. B 86, 085117 (1-8) (2012).
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T. Misawa, K. Nakamura, M. Imada, Ab initio Evidence for Strong Correlation Associated with Mott Proximity in Iron-based Superconductors, Phys. Rev. Lett. 108, 177007 (1-5) (2012).
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Y. Nomura, K. Nakamura, R. Arita, Ab initio derivation of electronic low-energy models for C60 and aromatic compounds, Phys. Rev. B 85, 155452 (1-12) (2012).
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S. Konbu, K. Nakamura, H. Ikeda, R. Arita, Effects of transition-metal substitution in the iron-based superconductor LaFeAsO: Momentum- and real-space analysis from first principles, Solid State Commun. 152, 728-734 (2012).
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H. Shinaoka, T. Misawa, K. Nakamura, M. Imada, Mott Transition and Phase Diagram of k-(BEDT-TTF)2Cu(NCS)2 Studied by Two Dimensional Model Derived from Ab initio Method, J. Phys. Soc. Jpn. 81, 034701 (1-12) (2012).
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Y. Nohara, K. Nakamura, R. Arita, Ab initio Derivation of Correlated Superatom Model for Potassium Loaded Zeolite A, J. Phys. Soc. Jpn. 80, 124705 (1-7) (2011).
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S. Konbu, K. Nakamura, H. Ikeda, R. Arita, Fermi-Suface Evolution by Transition-Metal Substitution in the Iron-based Superconductor LaFeAsO, J. Phys. Soc. Jpn. 80, 123701 (1-4) (2011).
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Y. Matsushita, K. Nakamura, A. Oshiyama, Comparative study of hybrid functionals applied to structural and electronic properties of semiconductors and insulators, Phys. Rev. B 84, 075205 (1-13) (2011).
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K. Nakamura, R. Arita, H. Ikeda, First-principles calculation of transition-metal impurities in LaFeAsO, Phys. Rev. B 83, 144512 (1-9) (2011).
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T. Misawa, K. Nakamura, M. Imada, Magnetic Properties of Ab initio Model of Iron-Based Superconductors LaFeAsO, J. Phys. Soc. Jpn. 80, 023704 (1-4) (2011).
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K. Nakamura, Y. Yoshimoto, Y. Nohara, M. Imada, Ab initio Low-Dimensional Physics Opened Up by Dimensional Downfolding: Application to LaFeAsO, J. Phys. Soc. Jpn. 79, 23708 (1-4) (2011).
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J. Ohe, Y. Tomoda, N. Bulut, R. Arita, K. Nakamura, S. Maekawa, Magnetic properties of diluted magnetic semiconductors: Quantum Monte Carlo approach, J. Magn. Magn. Mater. 322, 1192-1194 (2010).
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D. Louca, K. Horigane, A. Llobet, R. Arita, S. Ji, N. Katayama, S. Konbu, K. Nakamura, T.-Y. Koo, P. Tong, K. Yamada, Local atomic structure of superconducting FeSe1−xTex, Phys. Rev. B 81, 134524 (1-8) (2010).
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T. Miyake, K. Nakamura, R. Arita, M. Imada, Comparison of Ab initio Low-Energy Models for LaFePO, LaFeAsO, BaFe2As2, LiFeAs, FeSe and FeTe: Electron Correlation and Covalency, J. Phys. Soc. Jpn. 79, 044705 (1-20) (2010).
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Y. Nohara, K. Nakamura, R. Arita, Spin density functional study on magnetism of potassium loaded Zeolite A, Phys. Rev. B 80, 220410(R) (1-4) (2009).
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K. Nakamura, T. Koretsune, R. Arita, Ab initio Derivation of Low-Energy Model for Alkali-Cluster-Loaded Sodalites, Phys. Rev. B 80, 174420 (1-8) (2009).
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J. Ohe, Y. Tomoda, N. Bulut, R. Arita, K. Nakamura, and S. Maekawa, Combined Approach of Density Functional Theory and Quantum Monte Carlo Method to Electron Correlation in Dilute Magnetic Semiconductors, J. Phys. Soc. Jpn. 78, 083703 (1-4) (2009).
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K. Nakamura, Y. Yoshimoto, T. Kosugi, R. Arita, M. Imada, Ab initio Derivation of Low-Energy Model for k-ET Type Organic Conductors, J. Phys. Soc. Jpn. 78, 083710 (1-4) (2009).
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K. Nakamura, R. Arita, M. Imada, Ab initio Derivation of Low-Energy Model for Iron-Based Superconductors LaFeAsO and LaFePO, J. Phys. Soc. Jpn. 77, 093711 (1-4) (2008).
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K. Nakamura, Y. Yoshimoto, R. Arita, S. Tsuneyuki, M. Imada, Optical Absorption Study by Ab initio Downfolding Approach: Application to GaAs, Phys. Rev. B 77, 195126 (1-13) (2008).
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K. Nakamura, R. Arita, Y. Yoshimoto, S. Tsuneyuki, First-principles calculation of effective onsite Coulomb interactions of 3d transition metals: Constrained local density functional approach with maximally localized Wannier functions, Phys. Rev. B 74, 235113 (1-5) (2006).
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K. Nakamura, S. Tsuneyuki, Effect of Through-space Electron Transfer on Infrared Spectrum of Amorphous Selenium, J. Chem. Phys. 122, 194503 (1-8) (2005).
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K. Nakamura, A. Ikawa, Medium-range Order in Amorphous Selenium: Molecular Dynamics Simulations, Phys. Rev. B 67, 104203 (1-12) (2003).
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K. Nakamura, A. Ikawa, Vibrational Properties of A Regular Helical Se Chain, Phys. Rev. B 66, 024306 (1-13) (2002).
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K. Nakamura, A. Ikawa, Microscopic Understanding of Vibrational Spectra of Amorphous Selenium, J. Non Cryst. Solids 312-314, 168-171 (2002).
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K. Nakamura, A. Ikawa, Infrared Absorption in Amorphous Selenium, Comput. Phys. Commun. 142, 295-299 (2001).
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K. Nakamura, A. Ikawa, Interchain Interaction in Semiconducting Liquid and Amorphous Selenium, Prog. Theor. Phys. Suppl. 138, 266-267 (2000).