11 records found.

STAM_26(2025)2439781_Toyama.pdf
High-throughput evaluation of half-metallicity of Co 2 MnSi Heusler alloys using composition-spread films and spin-integrated hard X-ray photoelectron spectroscopy
Journal article
Creator
Ryo Toyama (author) (Search by this author)
ORCID SAMURAI ;
Shunsuke Tsuda (author) (Search by this author)
ORCID SAMURAI ;
Yuma Iwasaki (author) (Search by this author)
ORCID SAMURAI ;
Thang Dinh Phan (author) (Search by this author)
ORCID SAMURAI ;
Susumu Yamamoto (author) (Search by this author)
;
Hiroyuki Yamane (author) (Search by this author)
;
Koichiro Yaji (author) (Search by this author)
ORCID SAMURAI ;
Yuya Sakuraba (author) (Search by this author)
ORCID SAMURAI
Keyword
Heusler alloys, half metallicity, Co2MnSi, composition-spread films, hard X-ray photoelectron spectroscopy, density of states, anisotropic magnetoresistance effect, NanoTerasu
Date published
2025-12-31
Updated at
2025-12-24 17:27:29 +0900

es2024oct23_847.pdf
Multiple magnetic transitions, anomalous Hall effect, and tunable surface states in Mn ( Bi 1 x Sb x ) 4 Te 7
Journal article
Creator
Chandan De (author) (Search by this author)
ORCID ;
Keisuke Fukutani (author) (Search by this author)
;
Junho Seo (author) (Search by this author)
ORCID ;
Roland Stania (author) (Search by this author)
ORCID ; ORCID SAMURAI ;
Kenta Kuroda (author) (Search by this author)
ORCID ;
Kenya Shimada (author) (Search by this author)
ORCID ;
Jun Sung Kim (author) (Search by this author)
;
Han Woong Yeom (author) (Search by this author)
;
Sang-Wook Cheong (author) (Search by this author)
Keyword
Electronic structure, Topological materials, Angle-resolved photoemission spectroscopy
Date published
2025-08-27
Updated at
2025-09-08 12:30:20 +0900

SciRep_14(2024)25868_Yaji.pdf
Visualization of spin-polarized surface resonances in Pb-based ternary topological insulators
Journal article
Creator
Koichiro Yaji (author) (Search by this author)
Center for Basic Research on Materials/Advanced Materials Characterization Field/Photoemission Spectroscopy Group, National Institute for Materials Science
ORCID SAMURAI ;
Yuya Hattori (author) (Search by this author)
Center for Basic Research on Materials/Advanced Materials Characterization Field/Nanoprobe Group, National Institute for Materials Science
ORCID SAMURAI ;
Shunsuke Yoshizawa (author) (Search by this author)
Center for Basic Research on Materials/Advanced Materials Characterization Field/Nanoprobe Group, National Institute for Materials Science
ORCID SAMURAI ;
Shunsuke Tsuda (author) (Search by this author)
Center for Basic Research on Materials/Advanced Materials Characterization Field/Photoemission Spectroscopy Group, National Institute for Materials Science
ORCID SAMURAI ;
Fumio Komori (author) (Search by this author)
Center for Basic Research on Materials/Advanced Materials Characterization Field/Photoemission Spectroscopy Group, National Institute for Materials Science
;
Youhei Yamaji (author) (Search by this author)
Research Center for Materials Nanoarchitectonics (MANA)/Quantum Materials Field/Quantum Materials Modeling Group, National Institute for Materials Science
ORCID SAMURAI ;
Yuto Fukushima (author) (Search by this author)
ISSP, Univ. of Tokyo
;
Kaishu Kawaguchi (author) (Search by this author)
ISSP, Univ. of Tokyo
;
Takeshi Kondo (author) (Search by this author)
ISSP, Univ. of Tokyo
;
Yuki Tokumoto (author) (Search by this author)
Univ. Tokyo, Institute for Industrial Science
;
Keiichi Edagawa (author) (Search by this author)
Univ. Tokyo, Institute for Industrial Science
;
Taichi Terashima (author) (Search by this author)
Research Center for Materials Nanoarchitectonics (MANA)/Quantum Materials Field/Quantum Material Properties Group, National Institute for Materials Science
ORCID SAMURAI
Keyword
Topological insulator, Surface resonance, Spin-resolved photoemission spectroscopy
Date published
2024-10-28
Updated at
2024-10-29 16:30:43 +0900

Microscopy 73(2024)439–445_Yaji.pdf
Spin polarization of photoelectrons emitted from spin-orbit coupled surface states of Pb/Ge(111)
Journal article
Creator
Koichiro Yaji (author) (Search by this author)
ORCID SAMURAI ;
Kenta Kuroda (author) (Search by this author)
;
Shunsuke Tsuda (author) (Search by this author)
ORCID SAMURAI ;
Fumio Komori (author) (Search by this author)
National Institute for Materials Science
Keyword
spin polarization, surface state, spin-orbit coupling, quantum interference, spin- and angle-resolved photoemission spectroscopy, Pb/Ge(111)
Date published
2024-10-04
Updated at
2024-10-09 08:30:42 +0900

Nakamura_et_al-2024-Communications_Materials.pdf
Moiré superlattices of antimonene on a Bi(111) substrate with van Hove singularity and Rashba-type spin polarization
Journal article
Creator
Tomonori Nakamura (author) (Search by this author)
International Center for Materials Nanoarchitectonics/Nano-System Field/Surface Quantum Phase Materials Group, National Institute for Materials Science
;
Yitao Chen (author) (Search by this author)
Department of Condensed Matter Physics, Graduate School of Science, Hokkaido University
;
Ryohei Nemoto (author) (Search by this author)
Research Center for Materials Nanoarchitectonics (MANA)/Quantum Materials Field/Surface Quantum Phase Materials Group, National Institute for Materials Science
;
Wenxuan Qian (author) (Search by this author)
Research Center for Materials Nanoarchitectonics (MANA)/Quantum Materials Field/Surface Quantum Phase Materials Group, National Institute for Materials Science
ORCID SAMURAI ;
Yuto Fukushima (author) (Search by this author)
Institute for Solid State Physics, The University of Tokyo
;
Kaishu Kawaguchi (author) (Search by this author)
Institute for Solid State Physics, The University of Tokyo
;
Ryo Mori (author) (Search by this author)
Institute for Solid State Physics, The University of Tokyo
;
Takeshi Kondo (author) (Search by this author)
Institute for Solid State Physics, The University of Tokyo
;
Youhei Yamaji (author) (Search by this author)
Research Center for Materials Nanoarchitectonics (MANA)/Quantum Materials Field/Quantum Materials Modeling Group, National Institute for Materials Science
ORCID SAMURAI ;
Shunsuke Tsuda (author) (Search by this author)
Center for Basic Research on Materials/Advanced Materials Characterization Field/Photoemission Spectroscopy Group, National Institute for Materials Science
ORCID SAMURAI ;
Koichiro Yaji (author) (Search by this author)
Center for Basic Research on Materials/Advanced Materials Characterization Field/Photoemission Spectroscopy Group, National Institute for Materials Science
ORCID SAMURAI ;
Takashi Uchihashi (author) (Search by this author)
Research Center for Materials Nanoarchitectonics (MANA)/Quantum Materials Field/Surface Quantum Phase Materials Group, National Institute for Materials Science
ORCID SAMURAI
Keyword
moiré superlattice, antimonene, Bi(111) surface, van Hove singularity, spin-orbit coupling, atomic layer, Rashba-type spin polarization
Date published
2024-08-26
Updated at
2024-08-29 08:30:22 +0900

22_2024-005 (2).pdf
Time-of-Flight-type Photoelectron Emission Microscopy with a 10.9-eV Laser
Journal article
Creator
Shunsuke Tsuda (author) (Search by this author)
ORCID SAMURAI ;
Koichiro Yaji (author) (Search by this author)
ORCID SAMURAI
Keyword
Photoemission spectroscopy, Momentum microscope, Electronic property, Time of flight, Ultraviolet laser
Date published
2024-02-17
Updated at
2024-08-30 12:30:26 +0900

2303.17816v1.pdf
Spin-polarized saddle points in the topological surface states of elemental bismuth revealed by pump-probe spin- and angle-resolved photoemission spectroscopy
Journal article
Creator
Yuto Fukushima (author) (Search by this author)
;
Kaishu Kawaguchi (author) (Search by this author)
;
Kenta Kuroda (author) (Search by this author)
ORCID ;
Masayuki Ochi (author) (Search by this author)
ORCID ;
Motoaki Hirayama (author) (Search by this author)
;
Ryo Mori (author) (Search by this author)
ORCID ;
Hiroaki Tanaka (author) (Search by this author)
ORCID ;
Ayumi Harasawa (author) (Search by this author)
ORCID ;
Takushi Iimori (author) (Search by this author)
;
Zhigang Zhao (author) (Search by this author)
;
Shuntaro Tani (author) (Search by this author)
ORCID ; ORCID SAMURAI ;
Shik Shin (author) (Search by this author)
;
Fumio Komori (author) (Search by this author)
ORCID ;
Yohei Kobayashi (author) (Search by this author)
ORCID ;
Takeshi Kondo (author) (Search by this author)
ORCID
Keyword
Photoemission spectroscopy, Topological surface state, Bismuth
Date published
2024-07-01
Updated at
2024-07-08 09:33:57 +0900

e-JofSurfSci_22(2024)46_Yaji.pdf
Development of a Photoemission Microscopy Apparatus Using a Vacuum Ultraviolet Laser
Journal article
Creator
Koichiro Yaji (author) (Search by this author)
ORCID SAMURAI ;
Shunsuke Tsuda (author) (Search by this author)
ORCID SAMURAI
Keyword
Photoemission spectroscopy, Momentum microscope, Ultraviolet laser, Electronic property
Date published
2023-10-12
Updated at
2024-04-24 08:30:12 +0900