activity
20002025
most citedSuperconductivity at 1 K in Cd2Re2O7

314 citations · 6.3k across the 162 of their papers we have counts for

collaborators

162 papers

cond-mat.mtrl-sci2025

Ferroaxial order of the monolayer ice in martyite

Toshihiro Nomura, Shunsuke Kitou, Junichi Komatsu +13

Ice Ih, the most stable phase of water at ambient pressure, is a stacking of the honeycomb network of water molecules H2O. What if one layer of ice is exfoliated and confined to a…

cond-mat.str-el2025

Site-selective observation of spin dynamics of a Tomonaga-Luttinger liquid in frustrated Heisenberg chains

Diep Minh Nguyen, Azimjon A. Temurjonov, Daigorou Hirai +6

Low-energy spin dynamics is investigated by Cl NMR measurements in a frustrated antiferromagnet CaReOCl. The local spin susceptibility measured with the Knight…

cond-mat.str-el2024

Topological Semimetal KAlGe with Novel Electronic Instability

Toshiya Ikenobe, Takahiro Yamada, Jun-ichi Yamaura +6

Compounds with the anti-PbFCl structure exhibit a variety of electronic instabilities and intriguing physical properties. NaAlSi and NaAlGe are similar topological nodal-line semim…

cond-mat.supr-con2023

Superconductivity induced by doping holes in the nodal-line semimetal NaAlGe

Toshiya Ikenobe, Takahiro Yamada, Daigorou Hirai +2

The nodal-line semimetals NaAlSi and NaAlGe have significantly different ground states despite having similar electronic structures: NaAlSi exhibits superconductivity below 7 K, wh…

cond-mat.str-el2023★ 9 cited

Successive phase transitions of the spin-orbit-coupled metal Cd2Re2O7 probed by high-resolution synchrotron x-ray diffraction

Daigorou Hirai, Atsuhito Fukui, Hajime Sagayama +2

The 5d pyrochlore oxide superconductor Cd2Re2O7 (CRO) has attracted significant interest as a spin-orbit-coupled metal (SOCM) that spontaneously undergoes a phase transition to an…

cond-mat.str-el2023★ 3 cited

Fermi surface and light quasi particles in hourglass nodal chain metal \b{eta}-ReO2

Daigorou Hirai, Takahito Anbai, Takako Konoike +8

Quantum oscillations in magnetic torque and electrical resistivity were measured to investigate the electronic structure of \b{eta}-ReO2, a candidate hourglass nodal chain metal (D…