Klein, Axel
Universität zu Köln,
Germany
2025 Rank: 199813
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Inorganic & Nuclear Chemistry
SubField 2:
Organic Chemistry
Rank in SubField 1: 1176 out of 78896 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 199813 | 138340 |
| Total Cites | 3816 | 5514 |
| H-index | 30 | 39 |
| Hm-index | 16 | 20 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 26 | 45 |
| Number of Single+First Authored Papers | 45 | 45 |
| Total Cites to Single+First Authored Papers | 1059 | 1505 |
| Number of Single+First+Last Authored Papers | 154 | 154 |
| Total Cites to Single+First+Last Authored Papers | 1763 | 2637 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3132 | 3787 |
| Ratio of Total Citations to Distinct Citing Papers | 1.22 | 1.46 |
| Self-Citation Percentage |
30.79%
|
|
Klein, Axel
Universität zu Köln,
Germany
2024 Rank: 195752
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Inorganic & Nuclear Chemistry
SubField 2:
Organic Chemistry
Rank in SubField 1: 1198 out of 75463 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 195752 | 138648 |
| Total Cites | 3574 | 5186 |
| H-index | 29 | 38 |
| Hm-index | 16 | 19 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 24 | 42 |
| Number of Single+First Authored Papers | 45 | 45 |
| Total Cites to Single+First Authored Papers | 1024 | 1464 |
| Number of Single+First+Last Authored Papers | 145 | 145 |
| Total Cites to Single+First+Last Authored Papers | 1625 | 2454 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2909 | 3523 |
| Ratio of Total Citations to Distinct Citing Papers | 1.23 | 1.47 |
| Self-Citation Percentage |
31.08%
|
|
Klein, Axel
Universität zu Köln,
Germany
2023 Rank: 195935
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Inorganic & Nuclear Chemistry
SubField 2:
Organic Chemistry
Rank in SubField 1: 1259 out of 72729 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 195935 | 133587 |
| Total Cites | 3305 | 4855 |
| H-index | 27 | 37 |
| Hm-index | 16 | 19 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 24 | 42 |
| Number of Single+First Authored Papers | 45 | 45 |
| Total Cites to Single+First Authored Papers | 998 | 1435 |
| Number of Single+First+Last Authored Papers | 138 | 138 |
| Total Cites to Single+First+Last Authored Papers | 1470 | 2250 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2679 | 3275 |
| Ratio of Total Citations to Distinct Citing Papers | 1.23 | 1.48 |
| Self-Citation Percentage |
31.93%
|
|
Klein, Axel
University of Cologne,
Germany
2022 Rank: 189945
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Inorganic & Nuclear Chemistry
SubField 2:
Organic Chemistry
Rank in SubField 1: 1266 out of 70192 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 189945 | 128674 |
| Total Cites | 3054 | 4522 |
| H-index | 27 | 36 |
| Hm-index | 15 | 18 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 23 | 41 |
| Number of Single+First Authored Papers | 45 | 45 |
| Total Cites to Single+First Authored Papers | 957 | 1385 |
| Number of Single+First+Last Authored Papers | 129 | 129 |
| Total Cites to Single+First+Last Authored Papers | 1329 | 2066 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2464 | 3020 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.50 |
| Self-Citation Percentage |
32.46%
|
|
Klein, Axel
University of Cologne,
Germany
2021 Rank: 187800
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Inorganic & Nuclear Chemistry
SubField 2:
Organic Chemistry
Rank in SubField 1: 1358 out of 72062 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 187800 | 126822 |
| Total Cites | 2912 | 4333 |
| H-index | 26 | 36 |
| Hm-index | 14 | 18 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 23 | 41 |
| Number of Single+First Authored Papers | 45 | 45 |
| Total Cites to Single+First Authored Papers | 918 | 1342 |
| Number of Single+First+Last Authored Papers | 118 | 118 |
| Total Cites to Single+First+Last Authored Papers | 1247 | 1951 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2355 | 2893 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.50 |
| Self-Citation Percentage |
32.79%
|
|
Klein, Axel
University of Cologne,
Germany
2020 Rank: 181748
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Inorganic & Nuclear Chemistry
SubField 2:
Organic Chemistry
Rank in SubField 1: 1286 out of 57598 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 181748 | 121709 |
| Total Cites | 2672 | 3985 |
| H-index | 26 | 36 |
| Hm-index | 14 | 17 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 21 | 38 |
| Number of Single+First Authored Papers | 45 | 45 |
| Total Cites to Single+First Authored Papers | 864 | 1253 |
| Number of Single+First+Last Authored Papers | 106 | 106 |
| Total Cites to Single+First+Last Authored Papers | 1085 | 1710 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2151 | 2648 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.50 |
| Self-Citation Percentage |
32.95%
|
|
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