Y. Segawa

3.9k total citations · 2 hit papers
31 papers, 3.5k citations indexed

About

Y. Segawa is a scholar working on Materials Chemistry, Electrical and Electronic Engineering and Electronic, Optical and Magnetic Materials. According to data from OpenAlex, Y. Segawa has authored 31 papers receiving a total of 3.5k indexed citations (citations by other indexed papers that have themselves been cited), including 25 papers in Materials Chemistry, 16 papers in Electrical and Electronic Engineering and 16 papers in Electronic, Optical and Magnetic Materials. Recurrent topics in Y. Segawa's work include ZnO doping and properties (11 papers), Electronic and Structural Properties of Oxides (9 papers) and Ga2O3 and related materials (7 papers). Y. Segawa is often cited by papers focused on ZnO doping and properties (11 papers), Electronic and Structural Properties of Oxides (9 papers) and Ga2O3 and related materials (7 papers). Y. Segawa collaborates with scholars based in Japan, United States and Hong Kong. Y. Segawa's co-authors include Akira Ohtomo, M. Kawasaki, Hideomi Koinuma, T. Makino, Zikang Tang, George K. Wong, Masatomo Sumiya, Makoto Ohtani, Shigefusa F. Chichibu and Takeyoshi Onuma and has published in prestigious journals such as Advanced Materials, Nature Materials and Applied Physics Letters.

In The Last Decade

Y. Segawa

31 papers receiving 3.4k citations

Hit Papers

Repeated temperature modulation epitaxy for p-type doping... 1997 2026 2006 2016 2004 1997 500 1000 1.5k
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.

  1. Repeated temperature modulation epitaxy for p-type doping and light-emitting diode based on ZnO
    2004 1.8k citations Akira Ohtomo, Makoto Ohtani et al. profile →
  2. Ultraviolet spontaneous and stimulated emissions from ZnO microcrystallite thin films at room temperature
    1997 869 citations Zikang Tang, George K. Wong et al. Solid State Communications profile →

Peers

Y. Segawa
Yefan Chen Japan
H. Alves Germany
S. Koyama Japan
U. Haboeck Germany
T. Makino Japan
R. P. Sharma United States
Е. М. Кайдашев Russia
X. H. Zhang Singapore
C. X. Shan China
C. J. Youn South Korea
Yefan Chen Japan
Y. Segawa
Citations per year, relative to Y. Segawa Y. Segawa (= 1×) peers Yefan Chen

Countries citing papers authored by Y. Segawa

Since Specialization
Citations

This map shows the geographic impact of Y. Segawa'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 Y. Segawa with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Y. Segawa more than expected).

Fields of papers citing papers by Y. Segawa

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Y. Segawa. 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 Y. Segawa. The network helps show where Y. Segawa may publish in the future.

Co-authorship network of co-authors of Y. Segawa

This figure shows the co-authorship network connecting the top 25 collaborators of Y. Segawa. A scholar is included among the top collaborators of Y. Segawa 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 Y. Segawa. Y. Segawa is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Tang, Zikang, M. Kawasaki, Akira Ohtomo, Hideomi Koinuma, & Y. Segawa. (2005). Self-assembled ZnO nano-crystals and exciton lasing at room temperature. Journal of Crystal Growth. 287(1). 169–179. 77 indexed citations
2.
Ohkubo, Akira, Akira Ohtomo, Jun Nishimura, et al.. (2005). Combinatorial synthesis and optical characterization of alloy and superlattice films based on SrTiO3 and LaAlO3. Applied Surface Science. 252(7). 2488–2492. 2 indexed citations
3.
Sato, Susumu, et al.. (2003). New complementary PVD-Ta/CVD-WN stacked barrier structure for copper metallization. 145. 194–196. 1 indexed citations
4.
Ohtani, Makoto, Tomoteru Fukumura, Jun Nishimura, et al.. (2003). Synthesis and characterization of composition-spread (Sr,Ca)2CuO3 thin films with high third-order optical nonlinearity. Applied Physics Letters. 83(5). 842–844. 4 indexed citations
5.
Oh, D. C., Hisao Makino, Takashi Hanada, et al.. (2003). Realization of one-chip-multiple-wavelength laser diodes with II–VI/III–V compound semiconductors. Applied Physics Letters. 82(23). 4095–4097. 2 indexed citations
6.
Makino, T., C. H. Chia, Y. Segawa, et al.. (2002). High-throughput optical characterization for the development of a ZnO-based ultraviolet semiconductor-laser. Applied Surface Science. 189(3-4). 277–283. 18 indexed citations
7.
8.
Ishizaka, Takayuki, Yasuyoshi Kurokawa, T. Makino, & Y. Segawa. (2001). Optical properties of rare earth ion (Nd3+, Er3+ and Tb3+)-doped alumina films prepared by the sol–gel method. Optical Materials. 15(4). 293–299. 34 indexed citations
9.
Yoo, Y.‐Z., Toyohiro Chikyow, Parhat Ahmet, et al.. (2001). High-Temperature Epitaxy of Metastable Sulfides on Oxide Substrates Using Stoichiometric Transportation. Advanced Materials. 13(21). 1624–1627. 29 indexed citations
10.
Ullrich, B., et al.. (2000). Reflection properties of oriented thin CdS films formed by laser ablation. Thin Solid Films. 360(1-2). 222–228. 12 indexed citations
11.
Makino, T., Y. Segawa, C. H. Chia, et al.. (2000). Optical spectra in ZnO thin films on lattice-matched substrates grown with laser-MBE method. Journal of Crystal Growth. 214-215. 289–293. 34 indexed citations
12.
Bagnall, Darren M., B. Ullrich, H. Sakai, & Y. Segawa. (2000). Micro-cavity lasing of optically excited CdS thin films at room temperature. Journal of Crystal Growth. 214-215. 1015–1018. 19 indexed citations
13.
Ohtomo, Akira, M. Kawasaki, Yu Sakurai, et al.. (1998). Room temperature ultraviolet laser emission from ZnO nanocrystal thin films grown by laser MBE. Materials Science and Engineering B. 54(1-2). 24–28. 105 indexed citations
14.
Kawasaki, Megumi, Akira Ohtomo, Yoji Sakurai, et al.. (1998). Ultraviolet Excitonic Laser Action at Room Temperature in ZnO Nanocrystalline Epitaxial Films. Materials science forum. 264-268. 1459–1462. 22 indexed citations
15.
Wang, Ning, K. K. Fung, Zi Kang Tang, et al.. (1997). Transmission Electron Microscopy Study of Room Temperature Lasing Epitaxial ZnO Films on Sapphire. MRS Proceedings. 482. 4 indexed citations
16.
Tang, Zikang, George K. Wong, M. Kawasaki, et al.. (1997). Ultraviolet spontaneous and stimulated emissions from ZnO microcrystallite thin films at room temperature. Solid State Communications. 103(8). 459–463. 869 indexed citations breakdown →
17.
Kvapil, Jiří, et al.. (1997). Especialities of Ti3+ excitation in YAlO3 crystals. Journal of Luminescence. 72-74. 157–158. 7 indexed citations
18.
Mochizuki, Katsumi, et al.. (1994). Sublimation growth of high-purity ZnSe single crystals and photoluminescence. Journal of Crystal Growth. 135(1-2). 318–322. 17 indexed citations
19.
Yamamoto, Y., et al.. (1987). Recoil implantation of Si into GaAs by as ion bombardment. Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms. 19-20. 392–397. 2 indexed citations
20.
Aoyagi, Y., et al.. (1981). Dynamic behavior of the photodarkening process in As2S3 chalcogenide glass. physica status solidi (a). 67(2). 669–676. 18 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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2026