JapanOverall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Physics & Astronomy
SubField 1:
Astronomy & Astrophysics
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 333 out of 55,063 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 27,533 | 21,165 |
| Total Cites | 1,177 | 1,653 |
| H-index | 17 | 20 |
| Hm-index | 6 | 6 |
| Number of Single Authored Papers | 13 | 13 |
| Total Cites to Single Authored Papers | 58 | 61 |
| Number of Single+First Authored Papers | 37 | 37 |
| Total Cites to Single+First Authored Papers | 150 | 173 |
| Number of Single+First+Last Authored Papers | 57 | 57 |
| Total Cites to Single+First+Last Authored Papers | 218 | 264 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 752 | 900 |
| Ratio of Total Citations to Distinct Citing Papers | 1.57 | 1.84 |
| Self-Citation Percentage |
28.80%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Physics & Astronomy
SubField 1:
Astronomy & Astrophysics
SubField 2:
Geochemistry & Geophysics
Rank in SubField 1: 336 out of 52,115 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 34,675 | 24,988 |
| Total Cites | 937 | 1,295 |
| H-index | 16 | 19 |
| Hm-index | 5 | 6 |
| Number of Single Authored Papers | 13 | 13 |
| Total Cites to Single Authored Papers | 40 | 46 |
| Number of Single+First Authored Papers | 36 | 36 |
| Total Cites to Single+First Authored Papers | 133 | 158 |
| Number of Single+First+Last Authored Papers | 54 | 54 |
| Total Cites to Single+First+Last Authored Papers | 189 | 228 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 595 | 715 |
| Ratio of Total Citations to Distinct Citing Papers | 1.57 | 1.81 |
| Self-Citation Percentage |
27.64%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Physics & Astronomy
SubField 1:
Astronomy & Astrophysics
SubField 2:
Geochemistry & Geophysics
Rank in SubField 1: 335 out of 49,433 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 34,476 | 26,929 |
| Total Cites | 842 | 1,193 |
| H-index | 15 | 17 |
| Hm-index | 5 | 6 |
| Number of Single Authored Papers | 13 | 13 |
| Total Cites to Single Authored Papers | 45 | 52 |
| Number of Single+First Authored Papers | 36 | 36 |
| Total Cites to Single+First Authored Papers | 141 | 175 |
| Number of Single+First+Last Authored Papers | 53 | 53 |
| Total Cites to Single+First+Last Authored Papers | 214 | 283 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 480 | 597 |
| Ratio of Total Citations to Distinct Citing Papers | 1.75 | 2.00 |
| Self-Citation Percentage |
29.42%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Physics & Astronomy
SubField 1:
Astronomy & Astrophysics
SubField 2:
Geochemistry & Geophysics
Rank in SubField 1: 562 out of 47,944 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 53,886 | 42,681 |
| Total Cites | 628 | 855 |
| H-index | 13 | 17 |
| Hm-index | 4 | 5 |
| Number of Single Authored Papers | 13 | 13 |
| Total Cites to Single Authored Papers | 35 | 37 |
| Number of Single+First Authored Papers | 35 | 35 |
| Total Cites to Single+First Authored Papers | 104 | 120 |
| Number of Single+First+Last Authored Papers | 51 | 51 |
| Total Cites to Single+First+Last Authored Papers | 176 | 200 |
| Composite Score | 2 | 3 |
| Number of Distinct Citing Papers | 380 | 463 |
| Ratio of Total Citations to Distinct Citing Papers | 1.65 | 1.85 |
| Self-Citation Percentage |
26.55%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Physics & Astronomy
SubField 1:
Astronomy & Astrophysics
SubField 2:
General Physics
Rank in SubField 1: 416 out of 45,688 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 44,758 | 34,179 |
| Total Cites | 872 | 1,264 |
| H-index | 15 | 19 |
| Hm-index | 6 | 6 |
| Number of Single Authored Papers | 13 | 13 |
| Total Cites to Single Authored Papers | 62 | 70 |
| Number of Single+First Authored Papers | 35 | 35 |
| Total Cites to Single+First Authored Papers | 178 | 222 |
| Number of Single+First+Last Authored Papers | 49 | 49 |
| Total Cites to Single+First+Last Authored Papers | 282 | 355 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 535 | 654 |
| Ratio of Total Citations to Distinct Citing Papers | 1.63 | 1.93 |
| Self-Citation Percentage |
31.01%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Physics & Astronomy
SubField 1:
Astronomy & Astrophysics
SubField 2:
General Physics
Rank in SubField 1: 689 out of 42,624 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 73,365 | 51,216 |
| Total Cites | 447 | 650 |
| H-index | 12 | 14 |
| Hm-index | 5 | 5 |
| Number of Single Authored Papers | 13 | 13 |
| Total Cites to Single Authored Papers | 31 | 42 |
| Number of Single+First Authored Papers | 33 | 33 |
| Total Cites to Single+First Authored Papers | 104 | 145 |
| Number of Single+First+Last Authored Papers | 45 | 45 |
| Total Cites to Single+First+Last Authored Papers | 153 | 209 |
| Composite Score | 2 | 3 |
| Number of Distinct Citing Papers | 292 | 371 |
| Ratio of Total Citations to Distinct Citing Papers | 1.53 | 1.75 |
| Self-Citation Percentage |
31.23%
|
|
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