Takao Yamada

49 papers receiving 7.9k citations

Takao Yamada's Hit Papers

InGaN/GaN/AlGaN-based laser diodes with modulation-doped strained-layer superlattices grown on an epitaxially laterally overgrown GaN substrate 1998 · 630 citations
6300+10+20Years since publication50010001.5k2.0k

Peers

Takao Yamada
Comparison fields: 5 of 98
  • Condensed Matter Physics 7.0k
  • Electronic, Optical and Magnetic Materials 2.6k
  • Atomic and Molecular Physics, and Optics 3.8k
  • Materials Chemistry 3.0k
  • Mechanics of Materials 1.5k
Replace Hideki Hirayama with:
Hideki Hirayama Japan
Fabio Bernardini Italy
Michael Wraback United States
Makoto Kasu Japan
Yuji Zhao United States
D. C. Look United States
Abdallah Ougazzaden France
Peter James Parbrook United Kingdom
Shohei NAKAHARA United States
T. Hesjedal United Kingdom
Takao Yamada relative to Hideki Hirayama Japan Hideki Hirayama's profile →
Citations per field
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Hideki Hirayama · 1×
Citations per year

Countries citing papers authored by Takao Yamada

Since Specialization
Citations

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

Fields of papers citing papers by Takao Yamada

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authors

The 25 scholars most cited alongside Takao Yamada, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with Takao Yamada Line = papers co-authored together Takao Yamada links everyone, so they are left out of the graph.

All Works

20 of 20 papers shown

Showing the 20 most-cited of 51 papers — load more, or switch the sort, to bring in the rest.

#Work
1
InGaN-Based Multi-Quantum-Well-Structure Laser Diodes
Hit paper breakdown →
19962175
2
Superbright Green InGaN Single-Quantum-Well-Structure Light-Emitting Diodes
Hit paper breakdown →
1995934
3
InGaN/GaN/AlGaN-based laser diodes with modulation-doped strained-layer superlattices grown on an epitaxially laterally overgrown GaN substrate
Hit paper breakdown →
1998630
4
Room-temperature continuous-wave operation of InGaN multi-quantum-well structure laser diodes
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1996458
5 1997414
6 1998300
7 1997296
8 1996288
9 1998234
10 1996234
11 1997214
12 1997199
13 2006198
14 1996155
15 1996149
16 2001142
17 1996136
18 2007119
19 2007104
20 1998102

About Takao Yamada

Takao Yamada is a scholar working on Condensed Matter Physics, Atomic and Molecular Physics, and Optics, Renewable Energy, Sustainability and the Environment, Mechanics of Materials and Electrical and Electronic Engineering, having authored 51 papers that have together received 8.3k indexed citations. Recurring topics across this work include GaN-based semiconductor devices and materials (28 papers), Semiconductor Quantum Structures and Devices (26 papers), Metal and Thin Film Mechanics (9 papers), Semiconductor Lasers and Optical Devices (9 papers), Photovoltaic System Optimization Techniques (8 papers), Organic Light-Emitting Diodes Research (4 papers), Ga2O3 and related materials (4 papers) and solar cell performance optimization (4 papers). The work is most often cited by research in Condensed Matter Physics (7.0k citations), Electronic, Optical and Magnetic Materials (2.6k citations), Atomic and Molecular Physics, and Optics (3.8k citations), Materials Chemistry (3.0k citations) and Mechanics of Materials (1.5k citations). Takao Yamada has collaborated with scholars based in Japan, United States and Taiwan. Frequent co-authors include Shin‐ichi Nagahama, Masayuki Senoh, Naruhito Iwasa, Shuji Nakamura, Toshio Matsushita, Hiroyuki Kiyoku, Yasunobu Sugimoto, Takashi Mukai, Masahiko Sano and Tokuya Kozaki. Their work appears in journals such as Applied Physics Letters, Japanese Journal of Applied Physics, Solar Energy Materials and Solar Cells, physica status solidi (a) and IEEE Journal of Solid-State Circuits.

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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