activity
20052022
most citedCrystal Structure of 200 K-Superconducting Phase of Sulfur Hydride System

535 citations · 847 across the 15 of their papers we have counts for

collaborators

15 papers

cond-mat.supr-con2022★ 16 cited

High-pressure synthesis of superconducting SnS using diamond anvil cell with boron-doped diamond heater

Ryo Matsumoto, Kensei Terashima, Satoshi Nakano +8

High-pressure techniques open exploration of functional materials in broad research fields. An established diamond anvil cell with a boron-doped diamond heater and transport measur…

cond-mat.mtrl-sci2021★ 13 cited

Lattice dynamics effects on finite-temperature stability of Fe ( = Y, Ce, Nd, Sm, and Dy) alloys from first principles

Guangzong Xing, Takahiro Ishikawa, Yoshio Miura +2

We report the effects of lattice dynamics on thermodynamic stability of binary Fe compounds (: rare-earth elements, Y, Ce, Nd, Sm, and Dy) at finite tempe…

cond-mat.mtrl-sci2021★ 6 cited

Evolutionary search for cobalt-rich compounds in the yttrium-cobalt-boron system

Takahiro Ishikawa, Taro Fukazawa, Guangzong Xing +2

Modern high-performance permanent magnets are made from alloys of rare earth and transition metal elements, and large magnetization is achieved in the alloys with high concentratio…

cond-mat.mtrl-sci2020★ 6 cited

Monoclinic YFe phases predicted from first principles

Takahiro Ishikawa, Taro Fukazawa, Takashi Miyake

We searched for stable crystal structures of YFe using a crystal structure prediction technique based on a genetic algorithm and first-principles calculations. We obtained t…

cond-mat.mtrl-sci2020★ 26 cited

Evolutionary construction of formation energy convex hull: Practical scheme and application to carbon-hydrogen binary system

Takahiro Ishikawa, Takashi Miyake

We present an evolutionary construction technique of formation energy convex hull to search for thermodynamically stable compounds. In this technique, candidates with a wide variet…

cond-mat.mtrl-sci2019★ 7 cited

Beryllium Polyhydride Be4H8(H2)2 Synthesized at HP/HT

Takahiro Matsuoka, Hiroshi Fujihisa, Takahiro Ishikawa +6

We report the XRD and Raman scattering measurements in combination with DFT calculations that reveal the formation of beryllium polyhydride Be4H8(H2)2 by laser heating Be/H2 mixtur…