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Activity Report 2016

III. Research Activities

III-2. Materials Sciences

Terahertz Spectroscopy of Ionic Liquids [1B]
T. Awano

Optical Conductivity Spectra of Electron- and Hole-doped Anisotropic Kondo Semiconductor CeOs2Al10 in the THz Region [1B]
S. Kimura, H. Takao, J. Kawabata, Y. Yamada and T. Takabatake

Local Structural Evaluation of Alloy Nitrides Extracted by Electrolytic Extraction Method [2A]
M. Sato

Characterization of MTB-Active Mo-Carbide Species Supported on H-MFI Catalysts by Mo LIII-edge XANES [2A]
H. Aritani, S. Mogi, R. Yamazaki, M. Akutsu, K. Kawashima, M. Tsutsumi and A. Nakahira

XAS Analysis of Charge State of Eu in Ba2EuxBi(2-x)O6 Double Perovskite [2A]
A. Kamata and T. Yamamoto

Structural Evaluation of AlPO-5 with Si [2A]
A. Nakahira, M. Togo, T. Takahashi, T. Minami, C. Takada, M. Matsumoto, M. Iida and H. Aritani

Soft X-ray Irradiation Effect on the Local Structural Deformation in a Molecular Conductor [2A]
T. Sasaki

Al K-edge XANES of AlN Films Doped with 3d Transition Metals [2A]
N. Tatemizo and S. Imada

Evaluation of Local Structures of P for CePO4 [2A]
A. Nakahira, M. Togo, T. Minami, C. Takada, M. Matsumoto, M. Iida and H. Aritani

Ultraviolet Photoelectron Spectra of Lu2@C90 [2B]
T. Miyazaki, K. R. Koswattage, H. Shinohara and S. Hino

Radiative Decay of Intrinsic Luminescence from Self-Trapped Excitons in Orthoborates with Plural Nonequivalent BO33- Groups upon VUV Excitation [3B]
N. Kodama, H. Kubota, M. Kudo and T. Takahashi

Excitation Process of Pr3+ Ions in Lu3Al5O12 Crystals by VUV Photons [3B]
M. Kitaura, K. Kamada, S. Kurosawa and A. Ohnishi

Effects of Annealing and Mg-codoping on Luminescence Properties of Ce Doped Garnet-Based Scintillator Grown by Micro Pulling Down Method [3B]
H. Yamaguchi, K. Kamada, S. Kurosawa, Y. Shoji, Y. Yokota, Y. Ohashi, A. Yamaji and A. Yoshikawa

Determination of the Bandgap Energy of Gd Admixed Lu2Si2O7 Scintillator Crystals Using the UVSOR Facility [3B]
T. Horiai, S. Kurosawa, A. Yamaji, H. Chiba, S. Kodama, Y. Shoji, Y. Ohashi, K. Kamada, Y. Yokota, A. Yoshikawa and M. Kitaura

Temperature Dependence of Luminescent Properties for Un-doped Cs2HfCl6 [3B]
S. Kodama, S. Kurosawa, A. Yamaji, J. Pejchal, R. Král, Y. Ohashi, K. Kamada, Y. Yokota, M. Nikl and A. Yoshikawa

Evaluation of Ce:(Gd, La)2Si2O7 Scintillator Using an UVSOR Beam Line -FY2016- [3B]
S. Kurosawa, A. Yamaji, T. Horiai, S. Kodama, T. Chiba, C. Tanaka, Y. Shoji, Y. Ohashi, Y. Yokota, K. Kamada, A. Yoshikawa and M. Kitaura

Temperature Dependence of the PL Spectra of Laser Irradiated a-CNx Thin Films [3B,7B]
K. Nakamura, F. Sawa, K. Fukui and K. Yamamoto

Photoluminescence and Excitation Spectra of Ce3+, Eu3+ Singly Doped Lu3Al4.75Si0.25O11.75N0.25 Phosphors in VUV-Vis Region [3B]
K. Asami, K. Yasuda, J. Ueda and S. Tanabe

Total Photoelectron Yield Spectroscopy on 3d Transition Metal Doped AlN Films [3B, 7B]
N. Tatemizo, S. Imada, F. Sawa, S. Hirata and K. Fukui

Optical Properties of Ag Centers Doped in NaI Crystals [3B]
T. Kawai and S. Watanabe

Energy Transfer from I Centers to Eu2+ Centers in Co-Doped NaCl:I,Eu2+ Crystals [3B]
O. Yagi and T. Kawai

Luminescence and Photoexcitation Spectra of TlBr-TlI Mixed Crystals [3B]
N. Ohno and K. Matsui

Improved Photoelectrochemical Performance of Au@TiO2-coated Fe2O3 Nanorods Studied by Scanning Transmission X-ray Microscopy [4U]
Y. R. Lu, Y. F. Wang, Y. C. Huang, J. W. Chiou, C. L. Dong, W. F. Pong, T. Ohigashi and N. Kosugi

Structural Identification of Cellulose Nanocrystal/Nanofibril Hybrids and Composites Using Soft X-ray Techniques [4U]
M. Y. Ismail, M. Huttula, M. Patanen, H. Liimatainen, T. Ohigashi and N. Kosugi

Dopant Effect of Lead(II) Thiocyanate (Pb(SCN)2) for FA0.9Cs0.1PbI3 Perovskite Solar Cells [4U]
M. W. Lin, M. H. Li, H. W. Shiu, Y. L. Lai, T. Ohigashi, N. Kosugi, P. Chen and Y. J. Hsu

Valence State Analysis of Fe Ions in LaGaO3 [4B]
Y. Osada and T. Yamamoto

Thickness Dependence of Spin and Orbital Magnetic Moment of Ultrathin Magnetic Films: Au/Fe/Au and MgO/Fe/Au [4B]
S. Yamamoto, K. Yamamoto, Y. Hirata, K. Fukuta, D. Oshima, T. Kato, S. Iwata, H. Wadati and I. Matsuda

Electronic Structure of Ba0.75K0.25Fe2As2 Observed by ARPES [5U]
S. Ideta, M. Nakajima and K. Tanaka

Electronic Structure of MAX Phase Compound Cr2AlC Studied by Angle-resolved Photoemission Spectroscopy [5U]
T. Ito, T. Fujita, D. Pinek, M. Nakatake, S. Ideta, K. Tanaka and T. Ouisse

Search for a Nematic State in the Cuprate Superconductor Bi2212 by Angle-resolved Photoemission Spectroscopy [5U]
S. Nakata, M. Horio, K. Koshiishi, K. Hagiwara, C. Lin, S. Ideta, K. Tanaka, D. Song, Y. Yoshida, H. Eisaki and A. Fujimori

Preparation of Au(111) Reconstructed Surfaces Toward the Understanding of Fe/Au Spin-orbit Coupled Interfaces [5U]
J. Okabayashi, S. Ideta and K. Tanaka

Photoemission Study on Sm-oxide Thin Films Prepared by Molecular Beam Epitaxy [5U]
H. Miyazaki, Y. Sakai, K. Yoshikawa and N. Nishino

Angle Resolved Photoemission Spectroscopy Study of Fermi Surface and Superconducting Gap in NdFeAs(O,F) [5U]
Z. H. Tin, T. Adachi, A.Takemori, S. Ideta, K. Tanaka, S. Miyasaka and S. Tajima

UV-Induced Absorption Spectra for Cerium-doped Gd3Al5-xGaxO12 Crystals [6B]
M. Kitaura, K. Kamada, S. Kurosawa, A. Ohnishi and K. Hara

Ground-State Splitting of Ultrashallow Thermal Donors in Silicon [6B]
A. Hara and T. Awano

Far-Infrared Reflective Analysis for Unipolar Fatigued Alkali Niobate Piezoceramics [6B]
H. Nishiyama, N. Matsubara, K. Yoshida, D. Ando, T. Fuchigami and K. Kakimoto

ARPES Study of Possible Topological Superconductor Tl0.5Bi2Te3 [7U]
C. X. Trang, Z. Wang, D. Takane, K. Nakayama, S. Souma, T. Sato, A. A. Taskin, Y. Ando and T. Takahashi

Slater to Mott Crossover in the Metal to Insulator Transition of Nd2Ir2O7 [7U]
M. Nakayama, T. Kondo, Z. Tian, J. J. Ishikawa, M. Halim, C. Bareille, K. Kuroda, T. Tomita, S. Ideta, K. Tanaka, M. Matsunami, S. Kimura, L. Balents, S. Nakatsuji and S. Shin

d-wave Superconducting Gap Observed in the Protect-annealed Electrondoped Cuprate Superconductor Pr1.3-xLa0.7CexCuO4 [7U]
M. Horio, K. Koshiishi, S. Nakata, K. Hagiwara, S. Ideta, K. Tanaka, A. Takahashi, T. Konno, T. Ohgi, T. Adachi, Y. Koike and A. Fujimori

Electronic Structure of FeS [7U]
J. Miao, X. H. Niu, D. F. Xu, Q. Yao, Q. Y. Chen, T. P. Ying, S. Y. Li, Y. F. Fang, J. C. Zhang, S. Ideta, K. Tanaka, D. L. Feng and F. Chen

High-Resolution ARPES Study of Topological Line-Node Semimetal HfSiS [7U]
D. Takane, Z. Wang, S. Souma, K. Nakayama, C. X. Trang, T. Sato, Y. Ando and T. Takahashi

Electronic Structure of Triple-layer Cuprate Superconductor Bi2Sr2Ca2Cu3O10+δ Observed by ARPES [7U]
S. Ideta, T. Yoshida, S. Ishida, K. Takashima, S. Uchida, A. Fujimori and K. Tanaka

Self-Energy in the Superconducting States of the High-Tc Cuprates Bi2Sr2CaCu2O8+δ [7U]
D. Ootsuki, K. Yamawaki, D. Shimonaka, D. Shibata, H. Eisaki, T. Sasagawa, A. Fujimori, S. Ideta, K. Tanaka and T. Yoshida

Superconducting Gap of Sr1-xCaxFe2(As1-yPy )2 (x = 0.08, y = 0.25) Revealed by Angle Resolved Photoemission Spectroscopy [7U]
T. Adachi, S. Ideta, K. Tanaka, Z. H. Tin, S. Miyasaka and S. Tajima

Luminescence Properties of Ce- or Nd-doped SrAl2O4 Crystals with Vacuum Ultraviolet Excitation [7B]
D. Nakauchi, M. Koshimizu, T. Yanagida, G. Okada, Y. Fujimoto and K. Asai

Optical Properties of Pr3+ and Ce3+ Co-doped APLF Glass as a Fast Neutron Scintillator [7B]
T. Shimizu, Y. Minami, M. J. F. Empizo, M. V. Luoug, T. Taniguchi, A. Shiro, J. Watanabe, K. Yamanoi, N. Sarukura and T. Murata

Excitation and Emission Spectra of Pr-doped SrY2O4 [7B]
M. Yoshino, S. Nishiki and S. Watanabe

Optical Conductivity of Zn-Ag-Sc Quasicrystal and Approximant Crystal [7B]
K. Imura, M. Hayashi, S. Kimura and N. K. Sato

Effects of Fluorine Substitution on the Bi 6s-6p Transition of Zinc Bismuth Phosphate Glass [7B]
N. Kitamura