878 citations · 4.2k across the 46 of their papers we have counts for
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Resistivity and Thermal Conductivity of an Organic Insulator beta'-EtMe3Sb[Pd(dmit)2]2
Minoru Yamashita, Yuki Sato, Yuichi Kasahara +3
A finite residual linear term in the thermal conductivity at zero temperature in insulating magnets indicates the presence of gapless excitations of itinerant quasiparticles, which…
Hall anomaly, Quantum Oscillations and Possible Lifshitz Transitions in Kondo Insulator YbB: Evidence for Unconventional Charge Transport
Ziji Xiang, Kuan-Wen Chen, Lu Chen +10
In correlated electronic systems, strong interactions and the interplay between different degrees of freedom may give rise to anomalous charge transport properties, which can be tu…
Unusual high-field metal in a Kondo insulator
Ziji Xiang, Lu Chen, Kuan-Wen Chen +11
Within condensed-matter systems, strong electronic interactions often lead to exotic quantum phases. A recent manifestation of this is the unexpected observation of magnetic quantu…
Bond Directional Anapole Order in a Spin-Orbit Coupled Mott Insulator Sr(IrRh)O
H. Murayama, K. Ishida, R. Kurihara +10
An anapole state that breaks inversion and time reversal symmetries with preserving translation symmetry of underlying lattice has aroused great interest as a new quantum state, bu…
Half-integer quantized anomalous thermal Hall effect in the Kitaev material -RuCl
T. Yokoi, S. Ma, Y. Kasahara +9
Heat transport mediated by Majorana edge modes in a magnetic insulator leads to a half-integer thermal quantum Hall conductance, which has recently been reported for the two-dimens…
Effect of quenched disorder on a quantum spin liquid state of triangular-lattice antiferromagnet 1T-TaS
H. Murayama, Y. Sato, T. Taniguchi +12
A quantum spin liquid (QSL) is an exotic state of matter characterized by quantum entanglement and the absence of any broken symmetry. A long-standing open problem, which is a key…
Unconventional thermal metallic state of charge-neutral fermions in an insulator
Y. Sato, Z. Xiang, Y. Kasahara +13
Quantum oscillations (QOs) in transport and thermodynamic parameters at high magnetic fields are an unambiguous signature of the Fermi surface, the defining characteristic of a met…
Quantum Oscillations of Electrical Resistivity in an Insulator
Z. Xiang, Y. Kasahara, T. Asaba +13
In metals, orbital motions of conduction electrons on the Fermi surface are quantized in magnetic fields, which is manifested by quantum oscillations in electrical resistivity. Thi…
Direct Evidence for the Existence of Heavy Quasiparticles in the Magnetically Ordered Phase of CeRhIn
Masahiro Haze, Robert Peters, Yohei Torii +7
It is a long-standing important issue in heavy fermion physics whether -electrons are itinerant or localized when the magnetic order occurs. Here we report the {\it in situ} sca…
Majorana quantization and half-integer thermal quantum Hall effect in a Kitaev spin liquid
Y. Kasahara, T. Ohnishi, Y. Mizukami +9
The quantum Hall effect (QHE) in two-dimensional (2D) electron gases, which is one of the most striking phenomena in condensed matter physics, involves the topologically protected…
Coexisting localized and itinerant gapless excitations in a quantum spin liquid candidate 1T-TaS
H. Murayama, Y. Sato, X. Z. Xing +6
To reveal the nature of elementary excitations in a quantum spin liquid (QSL), we measured low temperature thermal conductivity and specific heat of 1T-TaS, a QSL candidate mat…
Discovery of Emergent Photon and Monopoles in a Quantum Spin Liquid
Y. Tokiwa, T. Yamashita, D. Terazawa +10
Quantum spin liquid (QSL) is an exotic quantum phase of matter whose ground state is quantum-mechanically entangled without any magnetic ordering. A central issue concerns emergent…
Modification of magnetic fluctuations by interfacial interactions in artificially engineered heavy-fermion superlattices
Genki Nakamine, Takayoshi Yamanaka, Shunsaku Kitagawa +7
Recent progress in the fabrication techniques of superlattices (SLs) has made it possible to sandwich several-layer-thick block layers (BLs) of heavy-fermion superconductor CeCoIn5…
In Situ STM Observation of Nonmagnetic Impurity Effect in MBE-grown CeCoIn Films
Masahiro Haze, Yohei Torii, Robert Peters +5
Local electronic effects in the vicinity of an impurity provide pivotal insight into the origin of unconventional superconductivity, especially when the materials are located on th…
Unusual thermal Hall effect in a Kitaev spin liquid candidate -RuCl
Y. Kasahara, K. Sugii, T. Ohnishi +8
The Kitaev quantum spin liquid displays the fractionalization of quantum spins into Majorana fermions. The emergent Majorana edge current is predicted to manifest itself in the for…
Tuning of magnetic quantum criticality in artificial Kondo superlattice CeRhIn5/YbRhIn5
T. Ishii, R. Toda, Y. Hanaoka +8
The effects of reduced dimensions and the interfaces on antiferromagnetic quantum criticality are studied in epitaxial Kondo superlattices, with alternating layers of heavy-fer…
Thermal transport in the hidden-order state of URuSi
K. Behnia, R. Bel, Y. Kasahara +9
We present a study of thermal conductivity in the normal state of the heavy-fermion superconductor URuSi. Ordering at 18K leads to a steep increase in thermal conductiv…