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UVSOR ACTIVITY REPORT 2020

Activity Report 2020

III. Research Activities

III-2. Materials Sciences

[Highliht] Angle-resolved Photoelectron Spectroscopic Study of TiSe2 using a Newly Developed Software for the Momentum Microscope Apparatus [6U]
S. Tanaka, K. Ueno and F. Matsui

Crystallinity Evaluation of Gd3Al2Ga3O12:Ce Crystals Grown by Cz and μ-PD Methods Using Gamma-ray-induced Positron Annihilation Lifetime Spectroscopy and High-Resolution UV Absorption Spectroscopy [1U, 7B]
M. Kitaura, Y. Taira, K. Kamada, S. Watanabe and A. Ohnishi

Vacancy-Type Defect in Mg2Sn Crystals Studied by Gamma-Ray- Induced Positron Annihilation Lifetime Spectroscopy [1U]
M. Kitaura, Y. Taira, S. Watanabe, W. Saito, K. Hayashi and A. Ohnishi

In-situ Observation of Oxygen Vacancy in CeO2 Using Gamma-ray Induced Positron Annihilation Spectroscopy [1U]
S. Dohshi, H. Toyokawa, K. Maeda, Y. Taira and T. Hirade

Existence of Shallow Donor in Mg2Si Crystals Revealed by Terahertz Absorption Spectroscopy [1B]
M. Kitaura, M. Fujimoto, H. Udono, S. Watanabe and A. Ohnishi

Electron-Irradiation Effects on Germanium [1B]
A. Hara and T. Awano

Formation of Catalytically Active MoCx Species during Methane Dehydroaromatization over Mo-V Co-Modified H-MFI Zeolites [2A]
K. Kuramochi, R. Yamazaki, Y. Nozawa, Y. Sonobe and H. Aritani

Local Environment of Heat Treated Ag-Doped PHI-Type Zeolite [2A]
H. Murata, Y. Minami and A. Nakahira

Local Structure Investigations of Mg1-xNixAl2O4 by NEXAFS [2A]
S. Yoshioka, K. Yasuda, S. Matsumura, E. Kobayashi and K. Okudaira

X-ray Absorption Fine Structure Measurements of Sulphur Chain Encapsuled in Carbon Nanotubes [2A]
H. Ikemoto and T. Miyanaga

First Trial of Precise Analysis of Super-structures of Chiral Smectic Liquid Crystals by Resonant Soft X-ray Scattering (RSoXS) at UVSOR [3U]
Y. Takanishi, F. Araoka and H. Iwayama

Intrinsic Luminescence from Self-trapped Excitons in BaMBe2(BO3)2F2 (M=Mg,Ca) Crystals with Two-dimensional Single Layers upon VUV Excitation [3B]
N. Kodama and T. Takahashi

Intrinsic Nature of Luminescence Bands for undoped and Sn doped β-Ga2O3 Crystals [3B]
R. Tarukawa, M. Kitaura, K. Miki, A. Ohnishi, K. Sasaki and A. Kuramata

Temperature Dependence of Ce-doped CaHfO3 Crystals Synthesized by the Core Heating Method [3B]
Y. Kurashima, S. Kurosawa and A. Yamaji

Temperature Dependence of Photoluminescence Properties of Cs2HfCl3Br3 [3B]
S. Kodama, S. Kurosawa, A. Yamaji, M. Yoshino, T. Hanada, S. Toyoda, H. Sato, Y. Ohashi, K. Kamada, Y. Yokota and A. Yoshikawa

Emission Spectra of Pr-doped Y3Ga5-xZnxO12-δ [3B]
M. Yoshino and J. Sugiyama

Optical Conductivity Spectra of a Locally Noncentrosymmetric Material LaRh2As2 [3B]
S. Kimura, A. Goto, J. Sichelschmidt and S. Khim

Optical Investigation on Fluoro-olefins in Vacuum-Ultraviolet for New Refrigerant Gas Development [3B]
K. Yamanoi, Y. Sakata, H. Iwayama, Y. Hasumoto, T. Takakuwa, O. Yamamoto and M. Noumi

Absorption Bands of Tl+ Centers in KCaCl3 and CsCaCl3 Crystals [3B]
T. Kawai and K. Kubota

Influence of Crystal Structures of CsCaI3:Tl+ and Cs4CaI6:Tl+ on Absorption Bands [3B]
S. Ito and T. Kawai

Photoluminescence and Scintillation of CsCl-based Ternary Crystals [3B]
M. Koshimizu, K. Takahashi, Y. Fujimoto, T. Yanagida and K. Asai

Microscopic Evidence of Complex Cobalt Oxides Electrodeposited on Graphene Window [4U]
C. H. Chuang, J.-J. Velasco Velez, Yi-Ying Chin, W. F. Pong, T. Ohigashi and N. Kosugi

High-resolution ARPES Study of Topological Dirac-semimetal Candidates [5U]
D. Takane, Y. Kubota, K. Nakayama, S. Souma, K. Sugawara, T. Takahashi, K. Segawa and T. Sato

Determination of Contribution of Atomic Orbital to the Valence Band in SnS [5U, 7U]
I. Suzuki, S. Kawanishi, L. Zexin, T. Omata and S. Tanaka

Band Dispersion Unique to the Cobalt Intercalation in the Noncentrosymmetric Antiferromagnet CoNb3S6 [5U]
H. Tanaka, S. Okazaki, K. Kuroda, S. Ideta, K. Tanaka, T. Sasagawa and T. Kondo

Orbital-resolved 3d Band Structure of Fe Layers [5U]
J. Okabayashi, K. Tanaka and S. Mitani

Angle-resolved Photoemission Study of i-MAX Phase Compound (Mo2/3Ho1/3)2AlC2 [5U]
T. Ito, K. Furuta, D. Pinek, M. Nakatake, S. Ideta, K. Tanaka and T. Ouisse

Change of Fermi Surface Topology in NdFeAs1-xPxO0.9F0.1 Observed by Angle-Resolved Photoemission Spectroscopy [5U]
S. Miyasaka, N. Katayama, K. Yoshino, Z. H. Tin, S. Ideta and K. Tanaka

Doping and Temperature Dependence of the Nodal Spectral Weight in Bi2212 [5U]
S. Ideta, S. Ishida and K. Tanaka

Infrared Reflectivity Spectra for Undoped and n -type Mg2Si Crystals [6B]
T. Tanimoto, M. Kitaura, H. Udono and A. Ohnishi

Optical Evidence of Current-Induced Local-to-Nonlocal Transition of SmS [6B]
H. Watanabe, S. Tatsukawa, K. Imura, H. S. Suzuki, N. K. Sato and S. Kimura

Development of an Infrared Spectro-microtomography Using a Mid- IR Supercontinuum Laser: Preliminary Report [6B]
H. Yabuta, Y. Ikemoto, F. Teshima and K. Tanaka

Far-infrared Absorption Measurements on Single Crystal Pentacene [6B]
Y. Nakayama and J. Miyamoto

Energy Shift of Dirac Point in Ni1-xPdxTe2 Observed by Angle- Resolved Photoemission Spectroscopy [7U]
S. Miyasaka, K. Yoshino, N. Katayama, S. Ideta and K. Tanaka

Reconstruction of the Electronic Structure in FeSe1-xTex/CaF2 [7U]
K. Nakayama, R. Tsubono, F. Nabeshima, N. Shikama, T. Ishikawa, Y. Sakishita, A. Maeda, T. Takahashi and T. Sato

Temperature Dependence of Nodal Spectral Weight in High-T c Cuprate Superconductor Bi2212 [7U]
S. Ideta, S. Ishida and K.Tanaka

Angle-resolved Photoemission Study of Solid Electrolytes LixLa(1-x)/3NbO3 Bulk Single Crystal [7U]
T. Ito, R. Yamamoto, M. Nakatake, S. Ideta, K. Tanaka, Y. Fujiwara and Y. Iriyama

Evaluation of Optical Properties of Glass Materials in the VUV Region [7B]
T. Shimizu, M. J. F. Empizo, K. Shinohara, D. Umeno, N. Sarukura and T. Murata

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