9 records found.
Temperature- and depth-dependent valence band electronic structures of half-metallic studied by hard x-ray photoemission spectroscopy
- Article
- Creator
-
Shigenori Ueda
;
Yuichi Fujita
;
Ivan Kurniawan
;
Yuya Sakuraba
;
Yoshio Miura
- Keyword
- Co2MnSi, HAXPES, Temperature dependence, Interface and bulk electronic states, interface and bulk magnetic properties, X-ray polarization dependence
- Date published
- 2026-02-18
- Updated at
- 2026-02-21 08:30:04 +0900
Electron trapping/detrapping at oxygen vacancies and imprint evolution in La-doped Hf0.5Zr0.5O2 ferroelectric capacitors probed by hard x-ray photoelectron spectroscopy
- Article
- Creator
-
W. Hamouda
;
Y. Yamashita
;
S. Ueda
;
S. Matzen
;
O. Renault
;
F. Mehmood
;
T. Mikolajick
;
U. Schroeder
;
N. Barrett
- Keyword
- Hf0.5Zr0.5O2, HAXPES, operando
- Date published
- 2025-11-03
- Updated at
- 2025-11-13 12:30:12 +0900
Polarization-dependent Bulk-sensitive Valence Band Photoemission Spectroscopy and Density Functional Theory Calculations: Part IV. 4f Rare-earths
- Article
- Creator
-
Shigenori Ueda
;
Ikutaro Hamada
- Keyword
- HAXPES, 4f rare-earths, valence band, core level, X-ray polarization
- Date published
- 2025-07-15
- Updated at
- 2025-06-27 12:30:24 +0900
Effects of nitrosyl fluoride based gas treatment on fluorination and redox reaction at GaN surface and Pt/GaN interface
- Article
- Creator
-
Takahiro Nagata
;
Asahiko Matsuda
;
Takashi Teramoto
;
Dominic Gerlach
;
Peng Shen
;
Shigenori Ueda
;
Takako Kimura
;
Christian Dussarrat
;
Toyohiro Chikyow
- Keyword
- gallium nitride, GaN, nitrosyl fluoride, FNO, HAXPES, defect passivation, fluorination
- Date published
- 2025-03-07
- Updated at
- 2025-03-26 17:26:31 +0900
Direct Analysis of Stacked Au/Ti/In2O3/Al2O3/p+-Si Transport Mechanisms Using Operando Hard X-ray Photoelectron Spectroscopy
- Article
- Creator
-
Ibrahima Gueye
;
Shigenori Ueda
;
Atsushi Ogura
;
Takahiro Nagata
- Keyword
- Operando, HAXPES, Interfaces, In2O3, Al2O3, Band bending, Chemical-structures
- Date published
- 2024-05-28
- Updated at
- 2025-05-15 08:30:10 +0900
Chemical Interface Structures in CdS/RbInSe2/Cu(In,Ga)Se2 Thin‐Film Solar Cell Stacks
- Article
- Creator
-
Jakob Bombsch
;
Tim Kodalle
;
Raul Garcia‐Diez
;
Claudia Hartmann
;
Roberto Félix
;
Shigenori Ueda
;
Regan G. Wilks
;
Christian A. Kaufmann
;
Marcus Bär
- Keyword
- Thin-film solar cell stack, interface, Chemical analysis, hard X-ray photoemission spectroscopy, HAXPES
- Date published
- 2024-05-06
- Updated at
- 2024-08-01 16:30:13 +0900
Local defect and mid-gap state analysis of GaN using monochromated EELS combined with nanodiffraction and atomic-resolution imaging
- Article
- Creator
-
Shunsuke Yamashita
;
Sei Fukushima
;
Jun Kikkawa
;
Ryoji Arai
;
Yuya Kanitani
;
Koji Kimoto
;
Yoshihiro Kudo
- Keyword
- defect, GaN, EELS, 4D-STEM, HAADF-STEM, ABF-STEM, HAXPES
- Date published
- 2024-03-01
- Updated at
- 2024-03-19 16:56:29 +0900
Near-interface electronic and magnetic states of insulator/Co2MnSi structures probed by hard x-ray photoemission combined with x-ray total reflection
- Article
- Creator
-
Shigenori Ueda
;
Yuichi Fujita
;
Yuya Sakuraba
- Keyword
- insulator/Co2MnSi heterostructures, interface and bulk electronic and magnetic states, HAXPES, X-ray total reflection, SX-ARPES
- Date published
- 2024-02-07
- Updated at
- 2024-02-13 09:11:36 +0900
Analysis of electron inelastic scattering in solids over wide energy range and its application to surface chemical analysis
- Presentation
- Creator
-
TANUMA, Shigeo
- Keyword
- electron inelastic scattering, energy loss function, relativistic modified Bethe equation, IMFP, EPES, MED, HAXPES
- Date published
- Updated at
- 2023-06-29 11:43:37 +0900