JapanOverall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Physics & Astronomy
SubField 1:
Astronomy & Astrophysics
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 1,521 out of 55,063 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 111,949 | 86,682 |
| Total Cites | 7,007 | 10,784 |
| H-index | 43 | 55 |
| Hm-index | 13 | 16 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 147 | 172 |
| Number of Single+First Authored Papers | 24 | 24 |
| Total Cites to Single+First Authored Papers | 1,266 | 1,669 |
| Number of Single+First+Last Authored Papers | 42 | 42 |
| Total Cites to Single+First+Last Authored Papers | 1,904 | 2,506 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 4,597 | 5,888 |
| Ratio of Total Citations to Distinct Citing Papers | 1.52 | 1.83 |
| Self-Citation Percentage |
35.02%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Physics & Astronomy
SubField 1:
Astronomy & Astrophysics
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 1,468 out of 52,115 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 108,238 | 84,791 |
| Total Cites | 6,530 | 9,934 |
| H-index | 41 | 52 |
| Hm-index | 13 | 15 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 143 | 167 |
| Number of Single+First Authored Papers | 24 | 24 |
| Total Cites to Single+First Authored Papers | 1,256 | 1,640 |
| Number of Single+First+Last Authored Papers | 41 | 41 |
| Total Cites to Single+First+Last Authored Papers | 1,865 | 2,442 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 4,268 | 5,480 |
| Ratio of Total Citations to Distinct Citing Papers | 1.53 | 1.81 |
| Self-Citation Percentage |
34.27%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Physics & Astronomy
SubField 1:
Astronomy & Astrophysics
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 1,413 out of 49,433 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 104,097 | 81,090 |
| Total Cites | 6,187 | 9,403 |
| H-index | 40 | 50 |
| Hm-index | 13 | 15 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 142 | 166 |
| Number of Single+First Authored Papers | 24 | 24 |
| Total Cites to Single+First Authored Papers | 1,242 | 1,622 |
| Number of Single+First+Last Authored Papers | 38 | 38 |
| Total Cites to Single+First+Last Authored Papers | 1,830 | 2,400 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 4,037 | 5,170 |
| Ratio of Total Citations to Distinct Citing Papers | 1.53 | 1.82 |
| Self-Citation Percentage |
34.20%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Physics & Astronomy
SubField 1:
Astronomy & Astrophysics
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 1,351 out of 47,944 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 98,963 | 78,904 |
| Total Cites | 5,748 | 8,773 |
| H-index | 38 | 47 |
| Hm-index | 12 | 14 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 140 | 163 |
| Number of Single+First Authored Papers | 23 | 23 |
| Total Cites to Single+First Authored Papers | 1,227 | 1,596 |
| Number of Single+First+Last Authored Papers | 37 | 37 |
| Total Cites to Single+First+Last Authored Papers | 1,784 | 2,340 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3,780 | 4,844 |
| Ratio of Total Citations to Distinct Citing Papers | 1.52 | 1.81 |
| Self-Citation Percentage |
34.48%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Physics & Astronomy
SubField 1:
Astronomy & Astrophysics
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 1,297 out of 45,688 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 96,454 | 76,266 |
| Total Cites | 5,524 | 8,439 |
| H-index | 37 | 47 |
| Hm-index | 12 | 14 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 137 | 159 |
| Number of Single+First Authored Papers | 23 | 23 |
| Total Cites to Single+First Authored Papers | 1,213 | 1,578 |
| Number of Single+First+Last Authored Papers | 37 | 37 |
| Total Cites to Single+First+Last Authored Papers | 1,745 | 2,295 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3,633 | 4,654 |
| Ratio of Total Citations to Distinct Citing Papers | 1.52 | 1.81 |
| Self-Citation Percentage |
34.54%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Physics & Astronomy
SubField 1:
Astronomy & Astrophysics
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 1,265 out of 42,624 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 92,573 | 73,199 |
| Total Cites | 4,939 | 7,577 |
| H-index | 36 | 46 |
| Hm-index | 12 | 13 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 129 | 151 |
| Number of Single+First Authored Papers | 23 | 23 |
| Total Cites to Single+First Authored Papers | 1,189 | 1,546 |
| Number of Single+First+Last Authored Papers | 36 | 36 |
| Total Cites to Single+First+Last Authored Papers | 1,663 | 2,194 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3,281 | 4,197 |
| Ratio of Total Citations to Distinct Citing Papers | 1.51 | 1.81 |
| Self-Citation Percentage |
34.82%
|
|
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