activity
19942020
most citedNonlinear Sigma model method for the J1-J2 Heisenberg model: disordered ground state with plaquette symmetry

62 citations · 369 across the 28 of their papers we have counts for

collaborators

28 papers

cond-mat.supr-con2020★ 11 cited

Transition Temperature of Superconductivity in Sodium Tungsten Bronze -Theoretical Study Based on First-principles Calculations-

Kazuhiro Sano, Yoshihiro Nitta, Yoshiaki Ōno

Using first-principles calculations, we examine the transition temperature of superconductivity in sodium tungsten bronze ( NaWO, where is equal to or less…

cond-mat.supr-con2020★ 1 cited

Superconductivity of Carbon Compounds with Sodalite Structure

Kazuhiro Sano, Yoshimi Masuda, Hiroki Ito

We investigate the superconductivity of carbon compounds with a sodalite structure, which are similar to hydrogen compounds showing the high-temperature superconductivity. A system…

cond-mat.supr-con2019★ 10 cited

Plasmon effect on the Coulomb pseudopotential in the McMillan equation

Kazuhiro Sano, Mithuki Seo, Kohji Nakamura

We examine the Coulomb pseudopotential in the McMillan equation applying to the superconductivity of heavily doped semiconductors. Systematic calculation using the first-prin…

cond-mat.supr-con2016★ 7 cited

Effect of pressure on magneto-transport properties in the superconducting and normal phases of the metallic double chain compound PrBaCuO

Masayoshi Kuwabara, Michiaki Matsukawa, Keisuke Sugawara +1

To examine the electronic phase diagram of superconducting CuO double chains, we report the effect of external pressure on the magneto-transport properties in superconducting and n…

cond-mat.supr-con2015★ 1 cited

Thermodynamic Properties of Superconducting and Non-Superconducting PrBaCuO Compounds with Metallic Double Chains

Takahisa Konno, Michiaki Matsukawa, Keisuke Sugawara +1

To examine the thermodynamic properties of PrBaCuO compounds with metallic CuO double chains, we measured the specific heats of superconducting and non-s…

cond-mat.str-el2015★ 1 cited

Ferromagnetic clouds caused by hole motion in a one-dimensional - mode

Kazuhiro Sano, Ken'ichi Takano

The one-dimensional --- model is examined in the one-hole case, in which the total number of electrons is one less than the number of the lattice sites. The gro…