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Toshihiro Okajima

Identification of ultradilute dopants in ceramics
2003 · Isao Tanaka, Teruyasu Mizoguchi, et al. · Nature Materials · 81
Growth Dynamics of Single-Layer Graphene on Epitaxial Cu Surfaces
2015 · Hiroki Ago, Yujiro Ohta, et al. · Chemistry of Materials · 77
Impurity position and lattice distortion in a Mn-doped Bi2Te3 topological insulator investigated by x-ray fluorescence holography and x-ray absorption fine structure
2017 · Shinya Hosokawa, Jens Rüdiger Stellhorn, et al. · Physical review. B./Physical review. B · 60
Removal of hydrogen sulfide using carbonated steel slag
2013 · Satoshi Asaoka, Hideo Okamura, et al. · Chemical Engineering Journal · 57
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Evolution of Defect Structures and Deep Subgap States during Annealing of Amorphous In-Ga-Zn Oxide for Thin-Film Transistors
2018 · Junjun Jia, Ayaka Suko, et al. · Physical Review Applied · 52
On the Crystal Structural Control of Sputtered TiO2 Thin Films
2016 · Junjun Jia, Haruka Yamamoto, et al. · Nanoscale Research Letters · 51
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Polarized NEXAFS Spectroscopic Studies of Poly(butylene terephthalate), Poly(ethylene terephthalate), and Their Model Compounds
1998 · Toshihiro Okajima, Kazuyoshi Teramoto, et al. · The Journal of Physical Chemistry A · 48
Improvement of Cathode Properties by Lithium Excess in Disordered Rocksalt Li2+2xMn1−xTi1−xO4
2016 · Ayuko KITAJOU, Kosuke TANAKA, et al. · Electrochemistry · 42
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A Ruthenium(III)–Oxyl Complex Bearing Strong Radical Character
2016 · Yoshihiro Shimoyama, Tomoya Ishizuka, et al. · Angewandte Chemie International Edition · 41
Full Picture of Valence Band Structure of Rubrene Single Crystals Probed by Angle-Resolved and Excitation-Energy-Dependent Photoelectron Spectroscopy
2012 · Yasuo Nakayama, Yuki Uragami, et al. · Applied Physics Express · 41
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Soft X-ray Absorption Spectra of the Lithium Phthalocyanine Radical
2002 · TOSHIHIRO OKAJIMA, HITOSHI FUJIMOTO, et al. · Surface Review and Letters · 34
NEXAFS spectra of metallotetraphenylporphyrins with adsorbed nitrogen monoxide
2001 · T Okajima, Y Yamamoto, et al. · Journal of Electron Spectroscopy and Related Phenomena · 33
NEXAFS spectroscopic studies of molecular orientation in α-sexithienyl evaporated thin films on metal films
1996 · T. Okajima, S. Narioka, et al. · Journal of Electron Spectroscopy and Related Phenomena · 30
Tetravalent Dysprosium in a Perovskite‐Type Oxide
2012 · Donglin Han, Tetsuya Uda, et al. · Advanced Materials · 29
The design and performance of beamline BL16XU at SPring-8
2003 · Yasuharu Hirai, Shigeru Yasuami, et al. · Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment · 27
Probing Local Environments of Oxygen Vacancies Responsible for Hydration in Sc-Doped Barium Zirconates at Elevated Temperatures: In Situ X-ray Absorption Spectroscopy, Thermogravimetry, and Active Learning Ab Initio Replica Exchange Monte Carlo Simulations
2023 · Kenta Hoshino, Shusuke Kasamatsu, et al. · Chemistry of Materials · 26
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Temporal Evolution of Microscopic Structure and Functionality during Crystallization of Amorphous Indium-Based Oxide Films
2021 · Junjun Jia, Shimpei Iwasaki, et al. · ACS Applied Materials & Interfaces · 25
n-Type Nanocrystalline FeSi2/intrinsic Si/p-Type Si Heterojunction Photodiodes Fabricated by Facing-Target Direct-Current Sputtering
2012 · Nathaporn Promros, Kyohei Yamashita, et al. · Japanese Journal of Applied Physics · 21
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Discharge and Charge Reaction of Perovskite-type MF3 (M = Fe and Ti) Cathodes for Lithium-ion Batteries
2017 · Ayuko KITAJOU, Ichiro TANAKA, et al. · Electrochemistry · 20
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Arsenic Removal by Hydroxyapatite-based Ceramics
2006 · Atsushi Nakahira, Toshihiro Okajima, et al. · Chemistry Letters · 20
Intermediate-Spin Iron(III) Complexes Having a Redox-Noninnocent Macrocyclic Tetraamido Ligand
2018 · Takahiko Kojima, Fumiya Ogishima, et al. · Inorganic Chemistry · 19
Local structure of Ca dopant in BaTiO3 by Ca K-edge X-ray absorption near-edge structure and first-principles calculations
2010 · Toshihiro Okajima, Katsumasa Yasukawa, et al. · Journal of Electron Spectroscopy and Related Phenomena · 18
Tailoring the crystal structure of TiO2 thin films from the anatase to rutile phase
2015 · Haruka Kotake, Junjun Jia, et al. · Journal of Vacuum Science & Technology A Vacuum Surfaces and Films · 17
Wavelength-Dispersive Total Reflection X-Ray Fluorescence with High-Brilliance Undulator Radiation at SPring-8
2000 · Naoki Awaji, Shinji Ozaki, et al. · Japanese Journal of Applied Physics · 17
Precipitation behavior during low-temperature aging in Al–Mg–Si alloy using STEM-EDS intensity correlograms
2024 · Genki Saito, Yamato Sano, et al. · Materials Science and Engineering A · 16
Works count: 141
Citation count: 1,238
H-index: 20
I10-index: 35
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