Span, Roland
Ruhr-Universitat Bochum,
Germany
2025 Rank: 170274
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Chemical Engineering
SubField 2:
Energy
Rank in SubField 1: 892 out of 87981 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 170274 | 178267 |
| Total Cites | 10398 | 11378 |
| H-index | 32 | 35 |
| Hm-index | 16 | 18 |
| Number of Single Authored Papers | 2 | 2 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 14 | 14 |
| Total Cites to Single+First Authored Papers | 5911 | 6109 |
| Number of Single+First+Last Authored Papers | 112 | 112 |
| Total Cites to Single+First+Last Authored Papers | 7924 | 8491 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 8376 | 8654 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.31 |
| Self-Citation Percentage |
8.61%
|
|
Span, Roland
Ruhr-Universitat Bochum,
Germany
2024 Rank: 170720
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Chemical Engineering
SubField 2:
Energy
Rank in SubField 1: 861 out of 79314 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 170720 | 177692 |
| Total Cites | 9290 | 10177 |
| H-index | 31 | 33 |
| Hm-index | 15 | 18 |
| Number of Single Authored Papers | 2 | 2 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 14 | 14 |
| Total Cites to Single+First Authored Papers | 5466 | 5656 |
| Number of Single+First+Last Authored Papers | 105 | 105 |
| Total Cites to Single+First+Last Authored Papers | 7261 | 7781 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 7459 | 7709 |
| Ratio of Total Citations to Distinct Citing Papers | 1.25 | 1.32 |
| Self-Citation Percentage |
8.72%
|
|
Span, Roland
Ruhr-Universitat Bochum,
Germany
2023 Rank: 171272
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Chemical Engineering
SubField 2:
Energy
Rank in SubField 1: 855 out of 72674 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 171272 | 181034 |
| Total Cites | 8339 | 9125 |
| H-index | 29 | 31 |
| Hm-index | 15 | 17 |
| Number of Single Authored Papers | 2 | 2 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 14 | 14 |
| Total Cites to Single+First Authored Papers | 5070 | 5253 |
| Number of Single+First+Last Authored Papers | 96 | 96 |
| Total Cites to Single+First+Last Authored Papers | 6647 | 7116 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 6736 | 6970 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.31 |
| Self-Citation Percentage |
8.61%
|
|
Span, Roland
Ruhr-Universitat Bochum,
Germany
2022 Rank: 173234
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Chemical Engineering
SubField 2:
Energy
Rank in SubField 1: 838 out of 67880 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 173234 | 183699 |
| Total Cites | 7488 | 8200 |
| H-index | 26 | 28 |
| Hm-index | 14 | 16 |
| Number of Single Authored Papers | 2 | 2 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 14 | 14 |
| Total Cites to Single+First Authored Papers | 4693 | 4866 |
| Number of Single+First+Last Authored Papers | 93 | 93 |
| Total Cites to Single+First+Last Authored Papers | 6060 | 6487 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 6049 | 6264 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.31 |
| Self-Citation Percentage |
8.68%
|
|
Span, Roland
Ruhr-Universitat Bochum,
Germany
2021 Rank: 173624
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Chemical Engineering
SubField 2:
Energy
Rank in SubField 1: 850 out of 66189 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 173624 | 178087 |
| Total Cites | 7147 | 7828 |
| H-index | 25 | 28 |
| Hm-index | 13 | 15 |
| Number of Single Authored Papers | 2 | 2 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 13 | 13 |
| Total Cites to Single+First Authored Papers | 4535 | 4704 |
| Number of Single+First+Last Authored Papers | 84 | 84 |
| Total Cites to Single+First+Last Authored Papers | 5824 | 6228 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 5780 | 5989 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.31 |
| Self-Citation Percentage |
8.70%
|
|
Span, Roland
Ruhr-Universitat Bochum,
Germany
2020 Rank: 157782
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Chemical Engineering
SubField 2:
Energy
Rank in SubField 1: 725 out of 55697 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 157782 | 162415 |
| Total Cites | 6201 | 6770 |
| H-index | 23 | 26 |
| Hm-index | 11 | 13 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 1 | 1 |
| Number of Single+First Authored Papers | 14 | 14 |
| Total Cites to Single+First Authored Papers | 4092 | 4249 |
| Number of Single+First+Last Authored Papers | 80 | 80 |
| Total Cites to Single+First+Last Authored Papers | 5150 | 5491 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 5016 | 5193 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.30 |
| Self-Citation Percentage |
8.40%
|
|
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