Akira Uedono

8.6k total citations · 1 hit paper
436 papers, 7.2k citations indexed

About

Akira Uedono is a scholar working on Mechanics of Materials, Electrical and Electronic Engineering and Materials Chemistry. According to data from OpenAlex, Akira Uedono has authored 436 papers receiving a total of 7.2k indexed citations (citations by other indexed papers that have themselves been cited), including 282 papers in Mechanics of Materials, 276 papers in Electrical and Electronic Engineering and 143 papers in Materials Chemistry. Recurrent topics in Akira Uedono's work include Muon and positron interactions and applications (259 papers), Semiconductor materials and devices (202 papers) and GaN-based semiconductor devices and materials (115 papers). Akira Uedono is often cited by papers focused on Muon and positron interactions and applications (259 papers), Semiconductor materials and devices (202 papers) and GaN-based semiconductor devices and materials (115 papers). Akira Uedono collaborates with scholars based in Japan, United States and Poland. Akira Uedono's co-authors include Shigefusa F. Chichibu, Shoichiro Tanigawa, Shoji Ishibashi, Ryoichi Suzuki, Takeyoshi Onuma, Toshiyuki Ohdaira, T. Sota, S. Selvakumar, Shuji Nakamura and M. Kawasaki and has published in prestigious journals such as Physical Review Letters, Advanced Materials and Nature Materials.

In The Last Decade

Akira Uedono

417 papers receiving 7.1k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Origin of defect-insensitive emission probability in In-containing (Al,In,Ga)N alloy semiconductors

2006 553 citations Shigefusa F. Chichibu, Akira Uedono et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Akira Uedono Japan	39	3.8k	3.2k	2.9k	2.5k	2.4k	436	7.2k
K. Saarinen Finland	39	3.3k 0.9×	3.0k 0.9×	2.0k 0.7×	2.6k 1.0×	1.7k 0.7×	178	5.8k
Filip Tuomisto Finland	37	2.4k 0.6×	3.6k 1.1×	1.3k 0.4×	1.1k 0.4×	1.8k 0.8×	233	5.1k
Angus Rockett United States	45	5.6k 1.5×	4.9k 1.5×	1.2k 0.4×	814 0.3×	872 0.4×	279	7.8k
V. Cimalla Germany	39	3.3k 0.9×	2.8k 0.9×	1.9k 0.7×	702 0.3×	1.3k 0.6×	263	5.5k
M. Umeno Japan	37	2.6k 0.7×	2.5k 0.8×	1.2k 0.4×	992 0.4×	695 0.3×	307	5.0k
Michał Boćkowski Poland	41	2.8k 0.7×	3.5k 1.1×	5.1k 1.7×	1.2k 0.5×	2.5k 1.1×	383	7.2k
Ivan G. Ivanov Sweden	38	3.2k 0.8×	3.0k 0.9×	703 0.2×	912 0.4×	1.1k 0.4×	259	5.2k
B Clemens United States	41	2.9k 0.8×	3.6k 1.1×	700 0.2×	1.2k 0.5×	1.9k 0.8×	195	7.2k
V. Yu. Davydov Russia	32	1.7k 0.4×	3.2k 1.0×	4.0k 1.4×	769 0.3×	2.3k 1.0×	263	5.8k
L. Salamanca‐Riba United States	40	2.4k 0.6×	5.8k 1.8×	1.6k 0.5×	558 0.2×	4.2k 1.8×	204	7.8k

Countries citing papers authored by Akira Uedono

Since Specialization

Citations

This map shows the geographic impact of Akira Uedono's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Akira Uedono with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Akira Uedono more than expected).

Fields of papers citing papers by Akira Uedono

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Akira Uedono. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Akira Uedono. The network helps show where Akira Uedono may publish in the future.

Co-authorship network of co-authors of Akira Uedono

This figure shows the co-authorship network connecting the top 25 collaborators of Akira Uedono. A scholar is included among the top collaborators of Akira Uedono based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Akira Uedono. Akira Uedono is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Shima, Kohei, Tetsuo Narita, Akira Uedono, et al.. (2025). Impacts of ultra-high-pressure annealing on undoped and ion-implanted GaN studied by photoluminescence measurements. Journal of Applied Physics. 137(23).

Uedono, Akira, Claudia Fleischmann, Jean-Philippe Soulié, et al.. (2024). Vacancy-Type Defects and Oxygen Incorporation in NiAl for Advanced Interconnects Probed by Monoenergetic Positron Beams and Atom Probe Tomography. ACS Applied Electronic Materials. 1 indexed citations

Shima, Kohei, Makoto Saitô, Daisuke Tomida, et al.. (2024). Improved midgap recombination lifetimes in GaN crystals grown by the low-pressure acidic ammonothermal method. Applied Physics Letters. 124(18). 2 indexed citations

Chichibu, Shigefusa F., Kohei Shima, Akira Uedono, et al.. (2024). Impacts of vacancy complexes on the room-temperature photoluminescence lifetimes of state-of-the-art GaN substrates, epitaxial layers, and Mg-implanted layers. Journal of Applied Physics. 135(18). 7 indexed citations

Kataoka, Keita, Tetsuo Narita, Akira Uedono, et al.. (2024). Impurity reduction in lightly doped n-type gallium nitride layer grown via halogen-free vapor-phase epitaxy. Applied Physics Letters. 124(5). 1 indexed citations

Sumiya, Masatomo, Osamu Goto, Y. Imanaka, et al.. (2023). Fabrication of AlGaN/GaN heterostructures on halide vapor phase epitaxy AlN/SiC templates for high electron mobility transistor application. Japanese Journal of Applied Physics. 62(8). 85501–85501. 6 indexed citations

Harashima, Yosuke, Hiroaki Koga, Zeyuan Ni, et al.. (2023). Finite temperature effects on the structural stability of Si-doped HfO2 using first-principles calculations. Applied Physics Letters. 122(26). 1 indexed citations

Uedono, Akira, Takuya Hoshii, Kuniyuki Kakushima, et al.. (2023). Vacancy-type defects in AlInN/AlN/GaN structures probed by monoenergetic positron beam. Journal of Applied Physics. 133(22). 4 indexed citations

Uedono, Akira, et al.. (2023). Impact of nanosecond laser annealing on vacancies in electroplated Cu films studied by monoenergetic positron beams. Journal of Applied Physics. 134(13). 2 indexed citations

10.

Hamada, Takashi, et al.. (2022). Double-Decker Silsesquioxane-Grafted Polysilsesquioxane Hybrid Films as Thermal Insulation Materials. ACS Applied Polymer Materials. 5(1). 743–750. 11 indexed citations

11.

Hamada, Takashi, et al.. (2022). Structure–Thermal Property Relationships of Polysilsesquioxanes for Thermal Insulation Materials. ACS Applied Polymer Materials. 4(4). 2851–2859. 13 indexed citations

12.

Harashima, Yosuke, Hiroaki Koga, Zeyuan Ni, et al.. (2022). Systematic Search for Stabilizing Dopants in ZrO₂ and HfO₂ Using First-Principles Calculations. 54. 1–3.

13.

Uedono, Akira, Ryu Hasunuma, Yosuke Harashima, et al.. (2022). Vacancy-type defects in TiN/ZrO2/TiN capacitors probed by monoenergetic positron beams. Thin Solid Films. 762. 139557–139557. 5 indexed citations

14.

Shima, Kohei, Takashi Egawa, Tetsuya Takeuchi, et al.. (2022). Room-temperature nonradiative recombination lifetimes in c-plane Al1−xInxN epilayers nearly and modestly lattice-matched to GaN (0.11 ≤ x ≤ 0.21). Journal of Applied Physics. 132(16). 1 indexed citations

15.

Kano, Emi, Keita Kataoka, Jun Uzuhashi, et al.. (2022). Atomic resolution analysis of extended defects and Mg agglomeration in Mg-ion-implanted GaN and their impacts on acceptor formation. Journal of Applied Physics. 132(6). 15 indexed citations

16.

Shima, Kohei, Ryo Tanaka, Shinya Takashima, et al.. (2021). Improved minority carrier lifetime in p-type GaN segments prepared by vacancy-guided redistribution of Mg. Applied Physics Letters. 119(18). 25 indexed citations

17.

Sumiya, Masatomo, et al.. (2020). Dynamic Observation and Theoretical Analysis of Initial O₂ Molecule Adsorption on Polar and m-Plane Surfaces of GaN. The Journal of Physical Chemistry C. 124(46). 25282–25290. 13 indexed citations

18.

Shimizu, Michiko, Rubén Álvarez-Asencio, Niklas Nordgren, & Akira Uedono. (2019). Preparation and characterization of cellulose acetate membranes with TEMPO-oxidized cellulose nanofibrils containing alkyl ammonium carboxylates. Cellulose. 27(3). 1357–1365. 6 indexed citations

19.

Selvakumar, S., et al.. (2018). Positron Annihilation Studies on Chemically Synthesized FeCo Alloy. Scientific Reports. 8(1). 9764–9764. 15 indexed citations

20.

Shima, Kohei, Hiroko Iguchi, Tetsuo Narita, et al.. (2018). Room-temperature photoluminescence lifetime for the near-band-edge emission of (0001¯) p-type GaN fabricated by sequential ion-implantation of Mg and H. Applied Physics Letters. 113(19). 40 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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