Ohkuma, Takeshi
Hokkaido University,
Japan
2025 Rank: 58,783
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 1,081 out of 179,164 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 58,783 | 57,644 |
| Total Cites | 11,373 | 12,645 |
| H-index | 45 | 48 |
| Hm-index | 18 | 19 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 61 | 79 |
| Number of Single+First Authored Papers | 36 | 36 |
| Total Cites to Single+First Authored Papers | 4,004 | 4,508 |
| Number of Single+First+Last Authored Papers | 108 | 108 |
| Total Cites to Single+First+Last Authored Papers | 7,936 | 8,859 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 6,516 | 6,714 |
| Ratio of Total Citations to Distinct Citing Papers | 1.75 | 1.88 |
| Self-Citation Percentage |
10.06%
|
|
Ohkuma, Takeshi
Hokkaido University,
Japan
2024 Rank: 57,552
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 1,075 out of 170,049 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 57,552 | 56,171 |
| Total Cites | 10,932 | 12,125 |
| H-index | 44 | 47 |
| Hm-index | 17 | 18 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 57 | 75 |
| Number of Single+First Authored Papers | 34 | 34 |
| Total Cites to Single+First Authored Papers | 3,878 | 4,349 |
| Number of Single+First+Last Authored Papers | 103 | 103 |
| Total Cites to Single+First+Last Authored Papers | 7,609 | 8,475 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 6,234 | 6,425 |
| Ratio of Total Citations to Distinct Citing Papers | 1.75 | 1.89 |
| Self-Citation Percentage |
9.84%
|
|
Ohkuma, Takeshi
Hokkaido University,
Japan
2023 Rank: 55,594
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 1,068 out of 161,671 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 55,594 | 53,710 |
| Total Cites | 10,580 | 11,735 |
| H-index | 43 | 46 |
| Hm-index | 17 | 18 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 54 | 72 |
| Number of Single+First Authored Papers | 34 | 34 |
| Total Cites to Single+First Authored Papers | 3,774 | 4,236 |
| Number of Single+First+Last Authored Papers | 99 | 99 |
| Total Cites to Single+First+Last Authored Papers | 7,348 | 8,178 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 6,005 | 6,190 |
| Ratio of Total Citations to Distinct Citing Papers | 1.76 | 1.90 |
| Self-Citation Percentage |
9.84%
|
|
Ohkuma, Takeshi
Hokkaido University,
Japan
2022 Rank: 53,683
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 1,058 out of 154,108 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 53,683 | 52,771 |
| Total Cites | 10,144 | 11,263 |
| H-index | 42 | 45 |
| Hm-index | 16 | 17 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 45 | 63 |
| Number of Single+First Authored Papers | 34 | 34 |
| Total Cites to Single+First Authored Papers | 3,658 | 4,114 |
| Number of Single+First+Last Authored Papers | 95 | 95 |
| Total Cites to Single+First+Last Authored Papers | 7,001 | 7,803 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 5,728 | 5,908 |
| Ratio of Total Citations to Distinct Citing Papers | 1.77 | 1.91 |
| Self-Citation Percentage |
9.94%
|
|
Ohkuma, Takeshi
Hokkaido University,
Japan
2021 Rank: 53,228
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 1,016 out of 144,918 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 53,228 | 51,519 |
| Total Cites | 9,819 | 10,911 |
| H-index | 41 | 44 |
| Hm-index | 16 | 17 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 43 | 61 |
| Number of Single+First Authored Papers | 34 | 34 |
| Total Cites to Single+First Authored Papers | 3,558 | 3,998 |
| Number of Single+First+Last Authored Papers | 93 | 93 |
| Total Cites to Single+First+Last Authored Papers | 6,773 | 7,553 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 5,552 | 5,730 |
| Ratio of Total Citations to Distinct Citing Papers | 1.77 | 1.90 |
| Self-Citation Percentage |
10.01%
|
|
Ohkuma, Takeshi
Hokkaido University,
Japan
2020 Rank: 49,430
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 958 out of 111,388 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 49,430 | 47,443 |
| Total Cites | 9,233 | 10,312 |
| H-index | 41 | 44 |
| Hm-index | 16 | 17 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 40 | 58 |
| Number of Single+First Authored Papers | 34 | 34 |
| Total Cites to Single+First Authored Papers | 3,367 | 3,807 |
| Number of Single+First+Last Authored Papers | 88 | 88 |
| Total Cites to Single+First+Last Authored Papers | 6,326 | 7,095 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 5,177 | 5,351 |
| Ratio of Total Citations to Distinct Citing Papers | 1.78 | 1.93 |
| Self-Citation Percentage |
10.46%
|
|
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