222 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Toyota Central Research and Development Laboratories (Japan)JP26 papers
- Kyoto UniversityJP21 papers
- The University of TokyoJP18 papers
- Waseda UniversityJP15 papers
- Nagoya UniversityJP12 papers
- The University of OsakaJP10 papers
- Kyushu Institute of TechnologyJP9 papers
- RIKEN Center for Emergent Matter ScienceJP9 papers
- National Institute for Materials ScienceJP8 papers
- Tohoku UniversityJP7 papers
- Meijo UniversityJP5 papers
- Centre National de la Recherche ScientifiqueFR4 papers
39 papers · 1 filter
Magnetic structure of EuZnSb single-crystal thin-film
Yu Wei Soh, Hsiang Lee, Eugen Weschke +4
Magnetic topological materials are a class of compounds which can host massless electrons controlled by the magnetic order. One such compound is EuZnSb, which has recently…
Magneto-cubic and magneto-linear dependence observed in an in-plane anomalous Hall magnet
Ayano Nakamura, Shinichi Nishihaya, Mitsuru Akaki +9
The Hall effect, particularly that arising from in-plane magnetic field, has recently emerged as a sensitive probe of quantum geometric properties in solids. Especially in trigonal…
Growth of ultra-clean single crystals of RuO2
Shubhankar Paul, Giordano Mattoni, Hisakazu Matsuki +4
We report the details of the growth of ultra-clean single crystals for RuO2, a candidate material for altermagnetism. By using a crystal-growth tube with a necking structure and pr…
Anomalous Fermi pockets on Hund's metal surface of Sr2RuO4 induced by the correlation-enhanced spin-orbit coupling
Takeshi Kondo, Masayuki Ochi, Shuntaro Akebi +4
The electronic structure of the topmost layer in Sr2RuO4 in the close vicinity of the Fermi level is investigated by angle-resolved photoemission spectroscopy (ARPES) with a 7-eV l…
Negatively enhanced thermopower near a Van Hove singularity in electron-doped SrRuO
Rei Nishinakayama, Yoshiki J. Sato, Takayoshi Yamanaka +4
The layered perovskite SrRuO serves as a model material of the two-dimensional (2D) Fermi liquid but also exhibits various emergent phenomena including the non-Fermi-liquid…
Challenges in extracting nonlinear current-induced phenomena in Ca2RuO4
Giordano Mattoni, Kazumi Fukushima, Shingo Yonezawa +2
An appealing direction to change the properties of strongly correlated materials is to induce nonequilibrium steady states by the application of a direct current. While access to t…
Anisotropic Seebeck coefficient of in the incoherent regime
Ramzy Daou, Sylvie Hébert, Gaël Grissonnanche +6
Intuitive entropic interpretations of the thermoelectric effect in metals predict an isotropic Seebeck coefficient at high temperatures in the incoherent regime even in anisotropic…
Exciton dynamics uncovering electron fractionalization in superconducting cuprates
A. Singh, H. Y. Huang, J. D. Xie +6
Electron quasiparticles play a crucial role in simplifying the description of many-body physics in solids with surprising success. Conventional Landau's Fermi-liquid and quasiparti…
low-energy effective Hamiltonians for high-temperature superconducting cuprates BiSrCuO, BiSrCaCuO, HgBaCuO and CaCuO
Jean-Baptiste Morée, Motoaki Hirayama, Michael Thobias Schmid +2
We derive low-energy effective Hamiltonians (LEH) for high-temperature superconducting (SC) copper oxides BiSrCuO (Bi2201, , $T_c^{\rm exp} \s…
Unconventional dual 1D-2D quantum spin liquid revealed by studies on organic solids family
Kota Ido, Kazuyoshi Yoshimi, Takahiro Misawa +1
Organic solids host various electronic phases. Especially, a milestone compound of organic solid, -[Pd(dmit)] with =EtMeSb shows quantum spin-liquid (QSL) pro…
Charge Order and Superconductivity as Competing Brothers in Cuprate High- Superconductors
Masatoshi Imada
Studies on the interplay between the charge order and the -wave superconductivity in the copper-oxide high superconductors are reviewed with a special emphasis on th…
Magnetic field-driven transition between valence bond solid and antiferromagnetic order in distorted triangular lattice
Yasuhiro Shimizu, Mitsuhiko Maesato, Makoto Yoshida +8
A molecular Mott insulator -(ET)B(CN) [ET = bis(ethylenedithio)tetrathiafulvalene] with a distorted triangular lattice exhibits a quantum disordered state with gapped sp…
Ab initio Derivation of Low-Energy Hamiltonians for Systems with Strong Spin-Orbit Interaction and Its Application to Ca5Ir3O12
Maxime Charlebois, Jean-Baptiste Morée, Kazuma Nakamura +7
We present an ab initio derivation method for effective low-energy Hamiltonians of material with strong spin-orbit interactions. The effective Hamiltonian is described in terms of…
Resonant Inelastic X-Ray Scattering Spectra of Cuprate Superconductors Predicted by Model of Fractionalized Fermions
Masatoshi Imada
We theoretically analyze the intensity of the resonant inelastic X-ray scattering (RIXS) based on Ansatz that the electron is fractionalized into two components. By fitting the ang…
Hedgehog-lattice spin texture in classical Heisenberg antiferromagnets on the breathing pyrochlore lattice
Kazushi Aoyama, Hikaru Kawamura
The hedgehog lattice, a three-dimensional periodic array of magnetic monopoles and antimonopoles, is known to be realized in the presence of the Dzyaloshinskii-Moriya (DM) interact…
Local moments versus itinerant antiferromagnetism: magnetic phase diagram and spectral properties of the anisotropic square lattice Hubbard model
Marcin Raczkowski, Fakher F. Assaad, Masatoshi Imada
Using a cluster extension of the dynamical mean-field theory (CDMFT) we map out the magnetic phase diagram of the anisotropic square lattice Hubbard model with nearest-neighbor int…
Dirac-type nodal spin liquid revealed by refined quantum many-body solver using neural-network wave function, correlation ratio, and level spectroscopy
Yusuke Nomura, Masatoshi Imada
Pursuing fractionalized particles that do not bear properties of conventional measurable objects, exemplified by bare particles in the vacuum such as electrons and elementary excit…
Single-particle spectral function formulated and calculated by variational Monte Carlo method with application to -wave superconducting state
Maxime Charlebois, Masatoshi Imada
A method to calculate the one-body Green's function for ground states of correlated electron materials is formulated by extending the variational Monte Carlo method. We benchmark a…
Charge dynamics of correlated electrons: Variational description with inclusion of composite fermions
Kota Ido, Masatoshi Imada, Takahiro Misawa
We propose a method to calculate the charge dynamical structure factors for the ground states of correlated electron systems based on the variational Monte Carlo method. Our benchm…
Hidden self-energies as origin of cuprate superconductivity revealed by machine learning
Youhei Yamaji, Teppei Yoshida, Atsushi Fujimori +1
Experimental data are the source of understanding matter. However, measurable quantities are limited and theoretically important quantities are sometimes hidden. Nonetheless, recen…
A molecular diamond lattice antiferromagnet as a Dirac semimetal candidate
Yasuhiro Shimizu, Akihiro Otsuka, Mitsuhiko Maesato +6
The ground state of a molecular diamond-lattice compound (ET)Ag(CN) is investigated by the magnetization and nuclear magnetic resonance spectroscopy. We found that the syst…
Interpretation of some Yb-based valence-fluctuating crystals as approximants to a dodecagonal quasicrystal
Tsutomu Ishimasa, Marek Mihalkovič, Kazuhiko Deguchi +2
The hexagonal ZrNiAl-type (space group: P-62m) and the tetragonal Mo2FeB2-type (space group: P4/mbm) structures, which are frequently formed in the same Yb-based alloys and exhibit…
Quantum Spin Liquids Unveil the Genuine Mott State
A. Pustogow, M. Bories, A. Löhle +14
The Widom line identifies the locus in the phase diagram where a supercritical gas crosses over from gas-like to a more liquid-like behavior. A similar transition exists in correla…
Ubiquity of Unconventional Phenomena Associated with Critical Valence Fluctuations in Heavy Fermion Metals
K. Miyake, S. Watanabe
Ubiquity of unconventional phenomena observed in a series of heavy fermion metals is discussed on the basis of an idea of critical valence fluctuations. After surveying experimenta…