Kojima, Takahiko
University of Tsukuba,
Japan
2025 Rank: 131,536
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
General Chemistry
SubField 2:
Organic Chemistry
Rank in SubField 1: 359 out of 57,118 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 131,536 | 108,941 |
| Total Cites | 4,107 | 5,501 |
| H-index | 36 | 42 |
| Hm-index | 16 | 19 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 84 | 97 |
| Number of Single+First Authored Papers | 50 | 50 |
| Total Cites to Single+First Authored Papers | 1,047 | 1,482 |
| Number of Single+First+Last Authored Papers | 135 | 135 |
| Total Cites to Single+First+Last Authored Papers | 2,937 | 3,900 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3,250 | 3,673 |
| Ratio of Total Citations to Distinct Citing Papers | 1.26 | 1.50 |
| Self-Citation Percentage |
25.34%
|
|
Kojima, Takahiko
University of Tsukuba,
Japan
2024 Rank: 132,437
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Inorganic & Nuclear Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 801 out of 75,463 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 132,437 | 110,287 |
| Total Cites | 3,723 | 5,064 |
| H-index | 34 | 41 |
| Hm-index | 16 | 18 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 76 | 88 |
| Number of Single+First Authored Papers | 50 | 50 |
| Total Cites to Single+First Authored Papers | 994 | 1,420 |
| Number of Single+First+Last Authored Papers | 130 | 130 |
| Total Cites to Single+First+Last Authored Papers | 2,625 | 3,548 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2,928 | 3,339 |
| Ratio of Total Citations to Distinct Citing Papers | 1.27 | 1.52 |
| Self-Citation Percentage |
26.48%
|
|
Kojima, Takahiko
University of Tsukuba,
Japan
2023 Rank: 139,825
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Inorganic & Nuclear Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 898 out of 72,729 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 139,825 | 114,155 |
| Total Cites | 3,362 | 4,654 |
| H-index | 32 | 40 |
| Hm-index | 15 | 17 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 64 | 74 |
| Number of Single+First Authored Papers | 50 | 50 |
| Total Cites to Single+First Authored Papers | 940 | 1,355 |
| Number of Single+First+Last Authored Papers | 124 | 124 |
| Total Cites to Single+First+Last Authored Papers | 2,353 | 3,233 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2,659 | 3,056 |
| Ratio of Total Citations to Distinct Citing Papers | 1.26 | 1.52 |
| Self-Citation Percentage |
27.76%
|
|
Kojima, Takahiko
University of Tsukuba,
Japan
2022 Rank: 138,726
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Inorganic & Nuclear Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 910 out of 70,192 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 138,726 | 115,250 |
| Total Cites | 3,032 | 4,249 |
| H-index | 31 | 37 |
| Hm-index | 15 | 17 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 54 | 64 |
| Number of Single+First Authored Papers | 50 | 50 |
| Total Cites to Single+First Authored Papers | 880 | 1,282 |
| Number of Single+First+Last Authored Papers | 121 | 121 |
| Total Cites to Single+First+Last Authored Papers | 2,103 | 2,932 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2,393 | 2,778 |
| Ratio of Total Citations to Distinct Citing Papers | 1.27 | 1.53 |
| Self-Citation Percentage |
28.64%
|
|
Kojima, Takahiko
University of Tsukuba,
Japan
2021 Rank: 142,819
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Inorganic & Nuclear Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 1,030 out of 72,062 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 142,819 | 115,403 |
| Total Cites | 2,860 | 4,052 |
| H-index | 30 | 36 |
| Hm-index | 14 | 17 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 50 | 60 |
| Number of Single+First Authored Papers | 49 | 49 |
| Total Cites to Single+First Authored Papers | 855 | 1,252 |
| Number of Single+First+Last Authored Papers | 119 | 119 |
| Total Cites to Single+First+Last Authored Papers | 1,981 | 2,792 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2,269 | 2,647 |
| Ratio of Total Citations to Distinct Citing Papers | 1.26 | 1.53 |
| Self-Citation Percentage |
29.42%
|
|
Kojima, Takahiko
University of Tsukuba,
Japan
2020 Rank: 178,471
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
General Chemistry
SubField 2:
Inorganic & Nuclear Chemistry
Rank in SubField 1: 465 out of 44,508 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 178,471 | 143,967 |
| Total Cites | 1,983 | 2,868 |
| H-index | 27 | 32 |
| Hm-index | 12 | 14 |
| Number of Single Authored Papers | 2 | 2 |
| Total Cites to Single Authored Papers | 45 | 54 |
| Number of Single+First Authored Papers | 37 | 37 |
| Total Cites to Single+First Authored Papers | 642 | 948 |
| Number of Single+First+Last Authored Papers | 61 | 61 |
| Total Cites to Single+First+Last Authored Papers | 1,251 | 1,825 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,538 | 1,830 |
| Ratio of Total Citations to Distinct Citing Papers | 1.29 | 1.57 |
| Self-Citation Percentage |
30.86%
|
|
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