Ermer, Otto
Universität zu Köln,
Germany
2025 Rank: 120252
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 2079 out of 179164 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 120252 | 138465 |
| Total Cites | 2049 | 2125 |
| H-index | 22 | 22 |
| Hm-index | 15 | 15 |
| Number of Single Authored Papers | 18 | 18 |
| Total Cites to Single Authored Papers | 768 | 775 |
| Number of Single+First Authored Papers | 52 | 52 |
| Total Cites to Single+First Authored Papers | 1622 | 1647 |
| Number of Single+First+Last Authored Papers | 60 | 60 |
| Total Cites to Single+First+Last Authored Papers | 1923 | 1972 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1681 | 1730 |
| Ratio of Total Citations to Distinct Citing Papers | 1.22 | 1.23 |
| Self-Citation Percentage |
3.58%
|
|
Ermer, Otto
Universität zu Köln,
Germany
2024 Rank: 118864
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 2082 out of 170049 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 118864 | 133147 |
| Total Cites | 1987 | 2057 |
| H-index | 21 | 22 |
| Hm-index | 14 | 15 |
| Number of Single Authored Papers | 18 | 18 |
| Total Cites to Single Authored Papers | 739 | 746 |
| Number of Single+First Authored Papers | 52 | 52 |
| Total Cites to Single+First Authored Papers | 1565 | 1587 |
| Number of Single+First+Last Authored Papers | 60 | 60 |
| Total Cites to Single+First+Last Authored Papers | 1860 | 1906 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1635 | 1680 |
| Ratio of Total Citations to Distinct Citing Papers | 1.22 | 1.22 |
| Self-Citation Percentage |
3.40%
|
|
Ermer, Otto
Universität zu Köln,
Germany
2023 Rank: 109042
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 1970 out of 161671 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 109042 | 125561 |
| Total Cites | 1965 | 2035 |
| H-index | 21 | 22 |
| Hm-index | 14 | 14 |
| Number of Single Authored Papers | 18 | 18 |
| Total Cites to Single Authored Papers | 731 | 738 |
| Number of Single+First Authored Papers | 52 | 52 |
| Total Cites to Single+First Authored Papers | 1551 | 1572 |
| Number of Single+First+Last Authored Papers | 60 | 60 |
| Total Cites to Single+First+Last Authored Papers | 1842 | 1887 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1615 | 1660 |
| Ratio of Total Citations to Distinct Citing Papers | 1.22 | 1.23 |
| Self-Citation Percentage |
3.44%
|
|
Ermer, Otto
University of Cologne,
Germany
2022 Rank: 99209
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 1853 out of 154108 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 99209 | 116967 |
| Total Cites | 1929 | 1998 |
| H-index | 21 | 21 |
| Hm-index | 14 | 14 |
| Number of Single Authored Papers | 18 | 18 |
| Total Cites to Single Authored Papers | 715 | 722 |
| Number of Single+First Authored Papers | 52 | 52 |
| Total Cites to Single+First Authored Papers | 1527 | 1548 |
| Number of Single+First+Last Authored Papers | 60 | 60 |
| Total Cites to Single+First+Last Authored Papers | 1808 | 1852 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1585 | 1630 |
| Ratio of Total Citations to Distinct Citing Papers | 1.22 | 1.23 |
| Self-Citation Percentage |
3.45%
|
|
Ermer, Otto
University of Cologne,
Germany
2021 Rank: 94756
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 1725 out of 144918 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 94756 | 111675 |
| Total Cites | 1892 | 1960 |
| H-index | 21 | 21 |
| Hm-index | 14 | 14 |
| Number of Single Authored Papers | 18 | 18 |
| Total Cites to Single Authored Papers | 699 | 706 |
| Number of Single+First Authored Papers | 52 | 52 |
| Total Cites to Single+First Authored Papers | 1499 | 1520 |
| Number of Single+First+Last Authored Papers | 60 | 60 |
| Total Cites to Single+First+Last Authored Papers | 1772 | 1816 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1554 | 1598 |
| Ratio of Total Citations to Distinct Citing Papers | 1.22 | 1.23 |
| Self-Citation Percentage |
3.47%
|
|
Ermer, Otto
University of Cologne,
Germany
2020 Rank: 84807
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
General Chemistry
SubField 2:
Inorganic & Nuclear Chemistry
Rank in SubField 1: 258 out of 44508 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 84807 | 100334 |
| Total Cites | 1857 | 1927 |
| H-index | 21 | 21 |
| Hm-index | 14 | 14 |
| Number of Single Authored Papers | 18 | 18 |
| Total Cites to Single Authored Papers | 689 | 696 |
| Number of Single+First Authored Papers | 52 | 52 |
| Total Cites to Single+First Authored Papers | 1479 | 1501 |
| Number of Single+First+Last Authored Papers | 60 | 60 |
| Total Cites to Single+First+Last Authored Papers | 1742 | 1787 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1523 | 1569 |
| Ratio of Total Citations to Distinct Citing Papers | 1.22 | 1.23 |
| Self-Citation Percentage |
3.63%
|
|
Related Profiles
Featured Profiles
Partner with TOPSCINET
Reach science enthusiasts and researchers across the site. Write to business@topscinet.com and our marketing team will send a proposal built around your banner ad goals.