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上殿明良

Uedono, Akira

数理物質系 , 教授
Institute of Pure and Applied Sciences , Professor

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1. Vacancy‐Type Defects in n‐Type GaN Fabricated by Low‐Dose Ion Implantation Studied by a Monoenergetic Positron Beam Akira Uedono; Hiroko Iguchi; Masahiro Horita; Jun Suda (+2 著者) Shoji Ishibashi
physica status solidi (b) (2025) Semantic Scholar
2. Defects modification in thermoelectric Mg2Sn (Ge) epitaxial thin films through modulation of Mg flux rate in MBE Senados, Kenneth Magallon; Aizawa, Takashi; Ohkubo, Isao; Baba, Takahiro (+2 著者) Mori, Takao
JOURNAL OF PHYSICS-ENERGY 7: (2025) Semantic Scholar
3. Material-Mechanistic Interplay in SiCN Wafer Bonding for 3D Integration Kitagawa, Hayato; Sato, Ryosuke; Ebiko, Sodai; Nagata, Atsushi (+4 著者) Inoue, Fumihiro
ACS OMEGA 10: 27575 (2025) Semantic Scholar
4. Impacts of ultra-high-pressure annealing on undoped and ion-implanted GaN studied by photoluminescence measurements Shima, K.; Narita, T.; Uedono, A.; Bockowski, M. (+2 著者) Chichibu, S. F.
JOURNAL OF APPLIED PHYSICS 137: (2025) Semantic Scholar
5. Impacts of homoepitaxial AlN thickness on the qualities of AlGaN QWs fabricated on the face-to-face annealed sputter-deposited AlN templates Ryota Akaike; Kenjiro Uesugi; Kohei Shima; Shigefusa F. Chichibu (+2 著者) Hideto Miyake
Applied Physics Express (2025) Semantic Scholar
6. Roles of Al-vacancy complexes on the luminescence spectra of Si-doped AlN grown by halide vapor phase epitaxy S. F. Chichibu; K. Kikuchi; B. Moody; S. Mita (+5 著者) K. Shima
Applied Physics Letters 126: 111905 1 (2025) Semantic Scholar
7. Mechanistic Insights Into Microwave Annealing for Lattice Defect Recovery Satoshi Fujii; Soma Shimabukuro; Akira Uedono
IEEE Journal of the Electron Devices Society (2025) Semantic Scholar
8. Characterization of Vacancy-Type Defects in Mg-and N-Implanted GaN by Using a Monoenergetic Positron Beam A. Uedono; R. Tanaka; S. Takashima; K. Ueno (+7 著者) M. Bockowski
IEEE Journal of the Electron Devices Society (2025) Semantic Scholar
9. Vacancy-Type Defects in HfO2 Layers and Their Role in Amorphous-to-Crystalline Transition Studied by Monoenergetic Positron Beams Akira Uedono; Kazuya Kawakami; Tatsunori Kuribara; Ryu Hasunuma (+8 著者) Shoji Ishibashi
IEEE Transactions on Semiconductor Manufacturing (2025) Semantic Scholar
10. Annealing behaviors of open spaces and gas desorption in chemical vapor deposited SiO2 studied with monoenergetic positron beams Akira Uedono; Ryu Hasunuma; Koki Onishi; Hayato Kitagawa (+2 著者) Nagayasu Oshima
Journal of Applied Physics (2024) Semantic Scholar
11. Vacancy-Type Defects and Oxygen Incorporation in NiAl for Advanced Interconnects Probed by Monoenergetic Positron Beams and Atom Probe Tomography Akira Uedono; Claudia Fleischmann; Jean-Philippe Soulié; Mustafa Ayyad (+6 著者) Shoji Ishibashi
ACS Applied Electronic Materials (2024) Semantic Scholar
12. Impacts of vacancy complexes on the room-temperature photoluminescence lifetimes of state-of-the-art GaN substrates, epitaxial layers, and Mg-implanted layers Shigefusa F. Chichibu; Kohei Shima; Akira Uedono; Shoji Ishibashi (+15 著者) Yasuo Koide
Journal of Applied Physics 135: (2024) Semantic Scholar
13. Improved midgap recombination lifetimes in GaN crystals grown by the low-pressure acidic ammonothermal method K. Shima; K. Kurimoto; Q. Bao; Y. Mikawa (+5 著者) S. F. Chichibu
Applied Physics Letters 124: (2024) Semantic Scholar
14. Temporary Direct Bonding by Low Temperature Deposited SiO₂ for Chiplet Applications Onishi, Koki; Kitagawa, Hayato; Teranishi, Shunsuke; Uedono, AkiraInoue, Fumihiro
ACS APPLIED ELECTRONIC MATERIALS 6: 2449 (2024) Semantic Scholar
15. Influence of Ge to the formation of defects in epitaxial Mg₂Sn_1−xGe_x thermoelectric thin films Kenneth Magallon Senados; Mariana S. L. Lima; Takashi Aizawa; Isao OHKUBO (+3 著者) Takao Mori
Japanese Journal of Applied Physics (2024) Semantic Scholar
16. Vacancy‐Type Defects and Their Trapping/Detrapping of Charge Carriers in Ion‐Implanted GaN Studied by Positron Annihilation Akira Uedono; Ryo Tanaka; Shinya Takashima; Katsunori Ueno (+7 著者) Michal Bockowski
physica status solidi (b) (2024) Semantic Scholar
17. Impurity reduction in lightly doped n-type gallium nitride layer grown via halogen-free vapor-phase epitaxy T. Kimura; H. Shimazu; K. Kataoka; K. Itoh (+6 著者) D. Nakamura
Applied Physics Letters 124: (2024) Semantic Scholar
18. Analysis of Zn diffusion in various crystallographic directions of GaN grown by HVPE Sierakowski, Kacper; Jakiela, Rafal; Jaroszynski, Piotr; Fijalkowski, Michal (+6 著者) Bockowski, Michal
MATERIALS SCIENCE IN SEMICONDUCTOR PROCESSING 167: (2023) Semantic Scholar
19. Impact of nanosecond laser annealing on vacancies in electroplated Cu films studied by monoenergetic positron beams Uedono, Akira; Nogami, Takeshi; Gluschenkov, Oleg; Sulehria, Yasir (+5 著者) Okuno, Yasutoshi
JOURNAL OF APPLIED PHYSICS 134: (2023) Semantic Scholar
20. Fabrication of AlGaN/GaN heterostructures on halide vapor phase epitaxy AlN/SiC templates for high electron mobility transistor application Sumiya, Masatomo; Goto, Osamu; Takahara, Yuki; Imanaka, Yasutaka (+6 著者) Fujikura, Hajime
JAPANESE JOURNAL OF APPLIED PHYSICS 62: (2023) Semantic Scholar

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1. 12TH INTERNATIONAL WORKSHOP ON SLOW POSITRON BEAM TECNIQUES (SLOPOS12) Uedono, A; Ishibashi, S; Oshima, N; Ohdaira, T; Suzuki, R (担当:分担執筆, 範囲:Application of positron annihilation technique to front and backend processes for modern LSI devices)
IOP PUBLISHING LTD 2011年1月
2. GALLIUM NITRIDE MATERIALS AND DEVICES VI Uedono, Akira; Ishibashi, Shoji; Chichibu; Shigefusa F; Akimoto, Katsuhiro (担当:分担執筆, 範囲:Point defects in GaN and related group-III nitrides studied by means of positron annihilation)
SPIE-INT SOC OPTICAL ENGINEERING 2011年1月 (ISBN: 9780819484765)
3. PROCEEDINGS OF THE 2009 IEEE INTERNATIONAL INTERCONNECT TECHNOLOGY CONFERENCE Uedono, A; Inoue, N; Hayashi, Y; Eguchi, K; Nakamura, T; Hirose, Y; Yoshimaru, M; Oshima, N; Ohdaira, T; Suzuki, R (担当:分担執筆, 範囲:Characterization of Low-k SiOCH Layers in Fine-Pitch Cu-Damascene Interconnects by Monoenergetic Positron Beams)
IEEE 2009年1月 (ISBN: 9781424444915)
4. Physica Status Solidi C - Current Topics in Solid State Physics, Vol 4, No 10 Uedono, A; Naito, T; Otsuka, T; Ito, K; Shiraishi, K; Yamabe, K; Miyazaki, S; Watanabe, H; Umezawa, N; Hamid, A; Chikyow, T; Ohdaira, T; Suzuki, R; Ishibashi, S; Inumiya, S; Kamiyama, S; Akasaka, Y; Nara, Y; Yamada, K (担当:分担執筆, 範囲:Study of high-k gate dielectrics by means of positron annihilation)
WILEY-V C H VERLAG GMBH 2007年1月
5. Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, Vols 1 and 2 Shimizu, Yukiko; Miyashita, Naoya; Mura, Yusuke; Uedono, Akira; Okada, Yoshitaka (担当:分担執筆, 範囲:Optimization of growth of GaInNAs dilute nitrides for multi-junction solar cell applications)
IEEE 2006年1月 (ISBN: 1424400163)
6. COMPOUND SEMICONDUCTORS 2004, PROCEEDINGS Shimizu, Y; Kobayashi, N; Uedono, A; Okada, Y (担当:分担執筆, 範囲:Defect control in Ga(In)NAs films grown by atomic H assisted R-F-MBE)
IOP PUBLISHING LTD 2005年1月
7. FUNDAMENTALS OF NOVEL OXIDE/SEMICONDUCTOR INTERFACES Uedono, A; Mitsuhashi, R; Horiuchi, A; Torii, K; Yamabe, K; Yamada, K; Suzuki, R; Ohdaira, T; Mikado, T (担当:分担執筆, 範囲:Point defects in thin HfAIO(x) films probed by monoenergetic positron beams)
MATERIALS RESEARCH SOCIETY 2004年1月 (ISBN: 1558997245)
8. POSITRON ANNIHILATION, ICPA-13, PROCEEDINGS Uedono, A; Kiyohara, M; Shimoyama, K; Matsunaga, Y; Yasui, N; Yamabe, K (担当:分担執筆, 範囲:Vacancy-type defects in SrTiO3 probed by a monoenergetic positron beam)
TRANS TECH PUBLICATIONS LTD 2004年1月

21. Application of positron annihilation technique to front and backend processes for modern LSI devices Uedono, A; Ishibashi, S; Oshima, N; Ohdaira, T; Suzuki, R
12th International Workshop on Slow Positron Beam Techniques 2010年8月1日
22. Optimization of growth of GaInNAs dilute nitrides for multi-junction solar cell applications Shimizu, Yukiko; Miyashita, Naoya; Mura, Yusuke; Uedono, Akira; Okada, Yoshitaka
4th World Conference on Photovoltaic Energy Conversion
23. Defect control in Ga(In)NAs films grown by atomic H assisted R-F-MBE Shimizu, Y; Kobayashi, N; Uedono, A; Okada, Y
31st International Symposium on Compound Semiconductors
24. Characterization of Hf0.3Al0.7Ox fabricated by atomic-layer-deposition technique using monoenergetic positron beams Uedono, A; Goto, M; Higuchi, K; Shiraishi, K; Yamabe, K; Kitajima, H; Mitsuhashi, R; Horiuchi, A; Torii, K; Arikado, T; Suzuki, R; Ohdaira, T; Yamada, K
International Workshop on Dielectric Thin Films for Future ULSI Devices (IWDTF-4)
25. Reduction of point defect density in cubic GaN epilayers on (001) GaAs substrates using AlxGa1-xN/GaN superlattice underlayers Chichibu, SF; Sugiyama, M; Nozaka, T; Suzuki, T; Onuma, T; Nakajima, K; Aoyama, T; Sumiya, M; Chikyow, T; Uedono, A
12th International Conference on Metalorganic Vapor Phase Epitaxy (ICMOVPE 12)
26. Point defects in thin HfAIO(x) films probed by monoenergetic positron beams Uedono, A; Mitsuhashi, R; Horiuchi, A; Torii, K; Yamabe, K; Yamada, K; Suzuki, R; Ohdaira, T; Mikado, T
Symposium on Fundamentals of Novel Oxide/Semiconductor Interfaces held at the 2003 MRS Fall Meeting
27. Characterization of Low-k SiOCH Layers in Fine-Pitch Cu-Damascene Interconnects by Monoenergetic Positron Beams Uedono, A; Inoue, N; Hayashi, Y; Eguchi, K; Nakamura, T; Hirose, Y; Yoshimaru, M; Oshima, N; Ohdaira, T; Suzuki, R
IEEE International Interconnect Technology Conference
28. 筑波大学タンデム加速器施設UTTACの現状（2022年度）森口, 哲朗; 石井聡; 高橋努; 大和良広; 吉田哲郎; 松村万寿美; 中沢智幸; 笹公和; 上殿明良
第35回タンデム加速器及びその周辺技術の研究会
29. Defect Related Optical and Magnetic Properties of Combustion Route Synthesized MgO:Er +X (X=Li, Na, K) Nanoparticles Sellaiyan, Selvakumar; J. Sivasankari; L. Vimala Devi; K. Sivaji; Uedono, A
5th International Conference on Nano science and Nanotechnology (ICONN-2019)
30. Defect Identification in La and Tb doped CuO Semiconductor nanocrystallite using Positron Annihilation Spectroscopy L. Vimala Devi; Sellaiyan, Selvakumar; Sivaji, K; Uedono, A
5th International Conference on Nano science and Nanotechnology (ICONN-2019),
31. Investigation on vacancy type defects in Fe doped SrSnO3 perovskite nanostructures by Positron annihilation spectroscopy Muralidharan, M; Sellaiyan, Selvakumar; Uedono, A; Sivaji, K
International Workshop on Positron Studies of Defects 2020 (PSD-20) DAE, Mumbai
32. Effective photo degradation of cationic dye using MWCNT/MnFe2O4 nanocomposites Monalisa Hazarika; P. Chinnamuthu; Sellaiyan, Selvakumar; Uedono, A; Borah, J. P
5th International Conference on Nano science and Nanotechnology (ICONN-2019) SRM INSTITUTE OF SCIENCE AND TECHNOLOGY
33. Effect of Free-Volume Holes on Dynamic Mechanical Properties of Epoxy Resins for Carbon-Fiber-Reinforced Polymers Studied by Positron Annihilation Zhang, H; Sellaiyan, Selvakumar; Kakizaki, T; Uedono, A; Y. Taniguchi; K .Hayashi
APS Meeting 2019
34. Defect studies on chemically synthesized FeCo by positron lifetime spectroscopy Rajesh, P; Sellaiyan, Selvakumar; Uedono, A; T. Prakash; R. Justin Joseyphus
Materials Proceedings Of 29th Annual General Meeting Of Materials Research Society Of India And National Symposium On Advances In Functional And Exotic Materials, Material Research Society of India (2018) Bharathidasan University, Tiruchirappalli and MRSI
35. Positron Annihilation study of damage induced by 150 MeV Ag12+ SHI irradiation on 6H-SiC Sivaji, K; Sellaiyan, Selvakumar; Uedono, A; Kanjilal, D
Third DAE-BRNS Trombay Positron Meeting (POSITRON-2018) BARC, India
36. Defect Studies on Yttrium Doped CuO By Positron Annihilation Spectroscopy Sellaiyan, Selvakumar; L. Vimala Devi; Zhang, H.J; Uedono, A; Sivaji, K
4th International Conference on Nano science and Nanotechnology (ICONN-2017) SRM University
37. Defect analysis of equiatomic FeCo by positron lifetime spectroscopy Rajesh, P; Sellaiyan, Selvakumar; Uedono, A; T. Prakash; R. Justin Joseyphus
Recent Trends in Condensed matter Physics (RTCMP 2017) Bose Institute
38. Behaviours of Free Volumes During Curing Processes of Epoxy Resins for CFRP Studied by Positron Annihilation Uedono, A; Sellaiyan, Selvakumar; Zhang, H. J; Sako, K; Y. Taniguchi; K. Hayashi
The 3rd Symposium on SIP Innovative measurement and analysis for structural materials (SIP-IMASM 2017) and TIA-Fraunhofer workshop
39. Evaluation Free-Volume Hole Properties of Epoxy Resins for CFRP studied by Positron Annihilation and PVT Experiments Zhang, H. J; Sellaiyan, Selvakumar; Sako, K; Uedono, A; Y. Taniguchi; K. Hayashi
The 3rd Symposium on SIP Innovative measurement and analysis for structural materials (SIP-IMASM 2017)
40. SIP-IMASM2016 Zhang, H. J; Sellaiyan, Selvakumar; Kakizaki, T; Uedono, A; Y. Taniguchi; K. Hayashi
2nd Symposium on SIP Innovative Measurement and Analysis for Structural Materials (SIP-IMASM)