UEDONO Akira
- Articles
- Annealing Behavior of Vacancy-Type Defects in Mg- and H-Implanted GaN Studied Using Monoenergetic Positron Beams
Uedono Akira; Iguchi Hiroko; Narita Tetsuo; Kataoka K...
PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS/256(10), 2019-10 - Preparation and characterization of cellulose acetate membranes with TEMPO-oxidized cellulose nanofibrils containing alkyl ammonium carboxylates
Shimizu Michiko; Alvarez-Asencio Ruben; Nordgren Nikla...
CELLULOSE/27(3)/pp.1357-1365, 2020-02 - Impact of defects on the electrical properties of p-n diodes formed by implanting Mg and H ions into N-polar GaN
Iguchi Hiroko; Narita Tetsuo; Kataoka Keita; Kanechika...
JOURNAL OF APPLIED PHYSICS/126(12), 2019-09 - Investigation of Al2O3/GaN interface properties by sub-bandgap photo-assisted capacitance-voltage technique
Irokawa Yoshihiro; Nabatame Toshihide; Yuge Kazuya; Ue...
AIP ADVANCES/9(8), 2019-08 - Computational study of positron annihilation parameters for cation mono-vacancies and vacancy complexes in nitride semiconductor alloys
Ishibashi Shoji; Uedono Akira; Kino Hiori; Miyake Tak...
JOURNAL OF PHYSICS-CONDENSED MATTER/31(47), 2019-11 - Room temperature photoluminescence lifetime for the near-band-edge emission of epitaxial and ion-implanted GaN on GaN structures
Chichibu Shigefusa F.; Shima Kohei; Kojima Kazunobu; T...
JAPANESE JOURNAL OF APPLIED PHYSICS/58(C), 2019-06 - Er3+ induced point defects in ZnO and impact of Li+/Na+/K+ on the vacancy defects in ZnO:Er studied by positron annihilation spectroscopy
Sellaiyan Selvakumar; Uedono Akira; devi vimala; Sivaji K
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING/125(8)/p.497, 2019-07 - Accelerator operation 2017
Sasa Kimikazu; Ishii Satoshi; Oshima Hiroyuki; Tajima Yo...
University of Tsukuba Tandem Accelerator Complex (UTTAC) Annual report 2017/pp.1-2, 2018-07 - 筑波大学タンデム加速器施設UTTAC の現状（2017 年度）
笹公和; 石井聡; 大島弘行; 高橋努; 田島義一; 大和良広; 松村万寿美; 森口 哲朗; 関場大一郎; 上殿明良
第31回タンデム加速器及びその周辺技術の研究会報告集/pp.21-24, 2018-12 - Simple way of finding Ba to Si deposition rate ratios for high photoresponsivity in BaSi2 films by Raman spectroscopy
Yamashita Yudai; Takahara Yuuki; Sato Takuma; Toko Ka...
APPLIED PHYSICS EXPRESS/12(5), 2019-05 - Two-dimensional mapping of hydrogen and other elements in materials with microbeam-based transmission ERDA and PIXE
Yamazaki Akiyoshi; Naramoto Hiroshi; Sasa Kimikazu; Ishii...
Nuclear Instruments and Methods in Physics Research B/450/pp.319-322, 2018-10 - Ion energy control and its applicability to plasma enhanced atomic layer deposition for synthesizing titanium dioxide films
Iwashita Shinya; Denpoh Kazuki; Kagaya Munehito; Kikuc...
THIN SOLID FILMS/660/pp.865-870, 2018-08 - Accelerator operation 2016
Sasa Kimikazu; Ishii Satoshi; Oshima Hiroyuki; Takahashi ...
UTTAC ANNUAL REPORT 2016/pp.3-4, 2017-09 - STATUS REPORT OF THE TANDEM ACCELERATOR COMPLEX AT THE UNIVERSITY OF TSUKUBA
Sasa Kimikazu; Ishii Satoshi; Oshima Hiroyuki; Takahashi ...
Proceedings of the 14th Annual Meeting of Particle Accelerator Society of Japan/pp.1371-1373, 2017-08 - Positron Annihilation Studies on Chemically Synthesized FeCo Alloy
Rajesh P; Sellaiyan Selvakumar; Uedono A; Arun T; Joseyph...
Scientific Reports/8/p.9764, 2018-06 - Large electron capture-cross-section of the major nonradiative recombination centers in Mg-doped GaN epilayers grown on a GaN substrate
Chichibu S. F.; Shima K.; Kojima K.; Takashima S.; Edo M...
APPLIED PHYSICS LETTERS/112(21), 2018-05 - 筑波大学タンデム加速器施設UTTACの現状（2016年度）
森口 哲朗; 石井聡; 大島弘行; 高橋努; 田島義一; 大和良広; 関場 大一郎; 笹 公和; 上殿 明良
第30回タンデム加速器及びその周辺技術の研究会 講演要旨集, 2017-07 - Vacancy-type defects in Al2O3/GaN structure probed by monoenergetic positron beams
Uedono Akira; Nabatame Toshihide; Egger Werner; Koschi...
JOURNAL OF APPLIED PHYSICS/123(15), 2018-04 - Polarity-dependence of the defect formation in c-axis oriented ZnO by the irradiation of an 8 MeV proton beam
Koike Kazuto; Yano Mitsuaki; Gonda Shun-ichi; Uedono ...
JOURNAL OF APPLIED PHYSICS/123(16), 2018-04 - The origins and properties of intrinsic nonradiative recombination centers in wide bandgap GaN and AlGaN
Chichibu S. F.; Uedono A.; Kojima K.; Ikeda H.; Fujito K...
JOURNAL OF APPLIED PHYSICS/123(16), 2018-04 - Annealing behavior of open spaces in AlON films studied by monoenergetic positron beams
Uedono Akira; Yamada Takahiro; Hosoi Takuji; Egger We...
APPLIED PHYSICS LETTERS/112(18), 2018-04 - Development and evaluation of the measurement instrument using single crystal diamond.
原 明日翔; 田中 真伸; 金子 純一; 藤井 祐樹; 橋本 義徳; 平野 慎太郎; 水越 司; 西...
Meeting Abstracts of the Physical Society of Japan/72(0)/pp.55-55, 2017 - Carrier Trapping by Vacancy-Type Defects in Mg-Implanted GaN Studied Using Monoenergetic Positron Beams
Uedono Akira; Takashima Shinya; Edo Masaharu; Ueno Ka...
PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS/255(4), 2018-04 - Spatio-time-resolved cathodoluminescence study on high AlN mole fraction AlxGa1-xN structures grown by metalorganic vapor phase epitaxy
Chichibu Shigefusa F.; Ishikawa Youichi; Furusawa Kent...
2016 COMPOUND SEMICONDUCTOR WEEK (CSW) INCLUDES 28TH INTERNATIONAL CONFERENCE ON INDIUM PHOSPHIDE & RELATED MATERIALS (IPRM) & 43RD INTERNATIONAL SYMPOSIUM ON COMPOUND SEMICONDUCTORS (ISCS), 2016 - Vacancy-type defects in Mg-implanted GaN probed by a monoenergetic positron beam
Uedono Akira; Takashima Shinya; Edo Masaharu; Ueno Ka...
2016 16th International Workshop on Junction Technology (IWJT)/pp.35-38, 2016 - more...
- Annealing Behavior of Vacancy-Type Defects in Mg- and H-Implanted GaN Studied Using Monoenergetic Positron Beams