Kempen, John H.
Sight for Souls,
United States
2025 Rank: 28284
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Ophthalmology & Optometry
SubField 2:
Tropical Medicine
Rank in SubField 1: 110 out of 81681 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 28284 | 28475 |
| Total Cites | 1625 | 1801 |
| H-index | 15 | 16 |
| Hm-index | 5 | 6 |
| Number of Single Authored Papers | 7 | 7 |
| Total Cites to Single Authored Papers | 40 | 40 |
| Number of Single+First Authored Papers | 31 | 31 |
| Total Cites to Single+First Authored Papers | 163 | 175 |
| Number of Single+First+Last Authored Papers | 70 | 70 |
| Total Cites to Single+First+Last Authored Papers | 295 | 321 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1319 | 1398 |
| Ratio of Total Citations to Distinct Citing Papers | 1.23 | 1.29 |
| Self-Citation Percentage |
9.77%
|
|
Kempen, John H.
Harvard Medical School,
United States
2024 Rank: 23363
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Ophthalmology & Optometry
SubField 2:
Tropical Medicine
Rank in SubField 1: 82 out of 77284 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 23363 | 22070 |
| Total Cites | 1620 | 1782 |
| H-index | 14 | 16 |
| Hm-index | 5 | 6 |
| Number of Single Authored Papers | 6 | 6 |
| Total Cites to Single Authored Papers | 48 | 49 |
| Number of Single+First Authored Papers | 30 | 30 |
| Total Cites to Single+First Authored Papers | 182 | 200 |
| Number of Single+First+Last Authored Papers | 68 | 68 |
| Total Cites to Single+First+Last Authored Papers | 330 | 362 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1305 | 1379 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.29 |
| Self-Citation Percentage |
9.09%
|
|
Kempen, John H.
Schepens Eye Research Institute,
United States
2023 Rank: 27114
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Ophthalmology & Optometry
SubField 2:
Tropical Medicine
Rank in SubField 1: 114 out of 72989 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 27114 | 28685 |
| Total Cites | 1680 | 1905 |
| H-index | 14 | 14 |
| Hm-index | 5 | 6 |
| Number of Single Authored Papers | 6 | 6 |
| Total Cites to Single Authored Papers | 37 | 37 |
| Number of Single+First Authored Papers | 30 | 30 |
| Total Cites to Single+First Authored Papers | 168 | 175 |
| Number of Single+First+Last Authored Papers | 68 | 68 |
| Total Cites to Single+First+Last Authored Papers | 310 | 332 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1406 | 1525 |
| Ratio of Total Citations to Distinct Citing Papers | 1.19 | 1.25 |
| Self-Citation Percentage |
11.81%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Ophthalmology & Optometry
SubField 2:
Tropical Medicine
Rank in SubField 1: 107 out of 69077 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 26091 | 23011 |
| Total Cites | 1817 | 2090 |
| H-index | 14 | 16 |
| Hm-index | 5 | 6 |
| Number of Single Authored Papers | 6 | 6 |
| Total Cites to Single Authored Papers | 32 | 32 |
| Number of Single+First Authored Papers | 30 | 30 |
| Total Cites to Single+First Authored Papers | 165 | 192 |
| Number of Single+First+Last Authored Papers | 68 | 68 |
| Total Cites to Single+First+Last Authored Papers | 313 | 372 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1461 | 1576 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.33 |
| Self-Citation Percentage |
13.06%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Ophthalmology & Optometry
SubField 2:
Tropical Medicine
Rank in SubField 1: 85 out of 65331 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 22339 | 20722 |
| Total Cites | 2595 | 3053 |
| H-index | 17 | 19 |
| Hm-index | 6 | 7 |
| Number of Single Authored Papers | 6 | 6 |
| Total Cites to Single Authored Papers | 67 | 67 |
| Number of Single+First Authored Papers | 31 | 31 |
| Total Cites to Single+First Authored Papers | 275 | 306 |
| Number of Single+First+Last Authored Papers | 71 | 71 |
| Total Cites to Single+First+Last Authored Papers | 489 | 563 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2113 | 2326 |
| Ratio of Total Citations to Distinct Citing Papers | 1.23 | 1.31 |
| Self-Citation Percentage |
15.00%
|
|
Kempen, John H.
Harvard Medical School,
United States
2020 Rank: 23004
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Ophthalmology & Optometry
SubField 2:
General & Internal Medicine
Rank in SubField 1: 70 out of 52338 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 23004 | 22156 |
| Total Cites | 1735 | 2004 |
| H-index | 16 | 17 |
| Hm-index | 5 | 6 |
| Number of Single Authored Papers | 6 | 6 |
| Total Cites to Single Authored Papers | 40 | 41 |
| Number of Single+First Authored Papers | 31 | 31 |
| Total Cites to Single+First Authored Papers | 221 | 244 |
| Number of Single+First+Last Authored Papers | 68 | 68 |
| Total Cites to Single+First+Last Authored Papers | 402 | 446 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1360 | 1490 |
| Ratio of Total Citations to Distinct Citing Papers | 1.28 | 1.34 |
| Self-Citation Percentage |
13.42%
|
|
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