Masaki Kato

activity

20032024

most citedTheoretical analysis on the possibility of superconductivity in a trilayer Ruddlesden-Popper nickelate La

_{4}

_{3}

_{10}

under pressure and its experimental examination: comparison with La

_{3}

_{2}

_{7}

135 citations · 174 across the 4 of their papers we have counts for

collaborators

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6 papers · 1 filter

cond-mat.supr-con2024★ 20 cited

Phase diagram of pressure-induced high temperature superconductor La $_{3}$ Ni $_{2}$ O $_{7 + δ}$

Yuta Ueki, Hiroya Sakurai, Hibiki Nagata +7

We successfully synthesized samples of La $_{3}$ Ni $_{2}$ O $_{7 + δ}$ ( $δ = - 0.50$ , $- 0.16$ , $0.00$ , $+ 0.01$ , and $+ 0.12$ ) and measured the resistance under extremely high pressures usin…

cond-mat.supr-con2024★ 19 cited

Pressure-induced superconductivity in La $_{4}$ Ni $_{3}$ O $_{10 + δ}$ ( $δ$ = 0.04 and -0.01)

Hibiki Nagata, Hiroya Sakurai, Yuta Ueki +7

The superconducting transition temperatures, $T_{c}$ , of La $_{4}$ Ni $_{3}$ O $_{10 + δ}$ ( $δ$ = 0.04 and -0.01) were determined under various pressures up to 124.9 GPa by electr…

cond-mat.supr-con2023★ 135 cited

Theoretical analysis on the possibility of superconductivity in a trilayer Ruddlesden-Popper nickelate La $_{4}$ Ni $_{3}$ O $_{10}$ under pressure and its experimental examination: comparison with La $_{3}$ Ni $_{2}$ O $_{7}$

Hirofumi Sakakibara, Masayuki Ochi, Hibiki Nagata +9

We study the possibility of superconductivity in a trilayer Ruddlesden-Popper nickelate La $_{4}$ Ni $_{3}$ O $_{10}$ under pressure both theoretically and experimentally, making comparison…

cond-mat.supr-con2004

Correlation between Superconducting Transition Temperature $T_{c}$ and Increase of Nuclear Spin-Lattice Relaxation Rate Devided by Temperature $1/ T_{1} T$ at $T_{c}$ in the Hydrate Cobaltate Na $_{x}$ CoO $_{2} \cdot y$ H $_{2}$ O

Y. Ihara, K. Ishida, C. Michioka +6

We have performed Co-nuclear quadrupole resonance (NQR) studies on Na $_{x}$ CoO $_{2} \cdot y$ H $_{2}$ O compounds with different Na ( $x$ ) and hydrate ( $y$ ) contents. Two samples with d…

cond-mat.supr-con2004

Determination of The Spin Contributed Knight Shift in $N a_{0.35} C o O_{2} \cdot 1.3 H_{2} O$

C. Michioka, M. Kato, K. Yoshimura +4

The spin contributed Knight shift $^{59} K_{s}$ of $^{59} Co$ in the triangular lattice superconductor, $N a_{0.35} Co O_{2} \cdot 1.3 H_{2} O$ , has been estimated by NM…

cond-mat.supr-con2003

Unconventional Superconductivity and Nearly Ferromagnetic Spin Fluctuations in Na $_{x}$ CoO $_{2}$ $\cdot y$ H $_{2}$ O

K. Ishida, Y. Ihara, Y. Maeno +7

Co NQR studies were performed in recently discovered superconductor Na $_{x}$ CoO $_{2}$ $\cdot y$ H $_{2}$ O to investigate physical properties in the superconducting (SC) and normal states. T…

Phase diagram of pressure-induced high temperature superconductor La3​Ni2​O7+δ​

Pressure-induced superconductivity in La4​Ni3​O10+δ​ (δ = 0.04 and -0.01)

Theoretical analysis on the possibility of superconductivity in a trilayer Ruddlesden-Popper nickelate La4​Ni3​O10​ under pressure and its experimental examination: comparison with La3​Ni2​O7​

Correlation between Superconducting Transition Temperature Tc​ and Increase of Nuclear Spin-Lattice Relaxation Rate Devided by Temperature 1/T1​T at Tc​ in the Hydrate Cobaltate Nax​CoO2​⋅yH2​O

Determination of The Spin Contributed Knight Shift in Na0.35​CoO2​⋅1.3H2​O