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Hamann, Alf

Hamann, Alf

Charité – Universitätsmedizin Berlin, Germany

2026 Rank: 103,909

Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:

Clinical Medicine

SubField 1:

Immunology

SubField 2:

Gastroenterology & Hepatology

Rank in SubField 1: 2,699 out of 176,292 Researchers

Data For The Year: 2026
Metrics Self-Citations Excluded All
Rank Based on Composite Score103,909112,924
Total Cites14,79316,653
H-index5761
Hm-index1616
Number of Single Authored Papers55
Total Cites to Single Authored Papers3737
Number of Single+First Authored Papers2525
Total Cites to Single+First Authored Papers896983
Number of Single+First+Last Authored Papers7474
Total Cites to Single+First+Last Authored Papers4,5424,969
Composite Score33
Number of Distinct Citing Papers11,54412,545
Ratio of Total Citations to Distinct Citing Papers 1.28 1.33
Self-Citation Percentage
11.17%
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Hamann, Alf

Hamann, Alf

Deutsches Rheuma-Forschungszentrum, Germany

2025 Rank: 96,356

Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:

Clinical Medicine

SubField 1:

Immunology

SubField 2:

Gastroenterology & Hepatology

Rank in SubField 1: 2,595 out of 166,615 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score96,356104,859
Total Cites14,32416,151
H-index5660
Hm-index1616
Number of Single Authored Papers55
Total Cites to Single Authored Papers3737
Number of Single+First Authored Papers2525
Total Cites to Single+First Authored Papers889976
Number of Single+First+Last Authored Papers7474
Total Cites to Single+First+Last Authored Papers4,4654,892
Composite Score33
Number of Distinct Citing Papers11,15212,132
Ratio of Total Citations to Distinct Citing Papers 1.28 1.33
Self-Citation Percentage
11.31%
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Hamann, Alf

Hamann, Alf

Deutsches Rheuma-Forschungszentrum, Germany

2024 Rank: 91,305

Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:

Clinical Medicine

SubField 1:

Immunology

SubField 2:

Gastroenterology & Hepatology

Rank in SubField 1: 2,514 out of 157,372 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score91,30597,162
Total Cites13,78615,579
H-index5558
Hm-index1516
Number of Single Authored Papers55
Total Cites to Single Authored Papers3737
Number of Single+First Authored Papers2525
Total Cites to Single+First Authored Papers874961
Number of Single+First+Last Authored Papers7474
Total Cites to Single+First+Last Authored Papers4,3824,806
Composite Score33
Number of Distinct Citing Papers10,69311,647
Ratio of Total Citations to Distinct Citing Papers 1.29 1.34
Self-Citation Percentage
11.51%
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Hamann, Alf

Hamann, Alf

Deutsches Rheuma-Forschungszentrum, Germany

2023 Rank: 84,945

Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:

Clinical Medicine

SubField 1:

Immunology

SubField 2:

Gastroenterology & Hepatology

Rank in SubField 1: 2,393 out of 147,556 Researchers

Data For The Year: 2023
Metrics Self-Citations Excluded All
Rank Based on Composite Score84,94591,319
Total Cites13,21314,960
H-index5457
Hm-index1516
Number of Single Authored Papers55
Total Cites to Single Authored Papers3737
Number of Single+First Authored Papers2525
Total Cites to Single+First Authored Papers866953
Number of Single+First+Last Authored Papers7474
Total Cites to Single+First+Last Authored Papers4,3094,733
Composite Score33
Number of Distinct Citing Papers10,19511,111
Ratio of Total Citations to Distinct Citing Papers 1.30 1.35
Self-Citation Percentage
11.68%
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Hamann, Alf

Hamann, Alf

Deutsches Rheuma-Forschungszentrum, Germany

2022 Rank: 80,128

Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:

Clinical Medicine

SubField 1:

Immunology

SubField 2:

Gastroenterology & Hepatology

Rank in SubField 1: 2,315 out of 138,599 Researchers

Data For The Year: 2022
Metrics Self-Citations Excluded All
Rank Based on Composite Score80,12888,903
Total Cites12,55814,238
H-index5154
Hm-index1515
Number of Single Authored Papers55
Total Cites to Single Authored Papers3535
Number of Single+First Authored Papers2525
Total Cites to Single+First Authored Papers852939
Number of Single+First+Last Authored Papers7474
Total Cites to Single+First+Last Authored Papers4,1984,615
Composite Score33
Number of Distinct Citing Papers9,63810,506
Ratio of Total Citations to Distinct Citing Papers 1.30 1.36
Self-Citation Percentage
11.80%
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Hamann, Alf

Hamann, Alf

Deutsches Rheuma-Forschungszentrum, Germany

2021 Rank: 76,593

Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:

Clinical Medicine

SubField 1:

Immunology

SubField 2:

Gastroenterology & Hepatology

Rank in SubField 1: 2,234 out of 127,911 Researchers

Data For The Year: 2021
Metrics Self-Citations Excluded All
Rank Based on Composite Score76,59385,195
Total Cites12,14513,786
H-index5153
Hm-index1515
Number of Single Authored Papers55
Total Cites to Single Authored Papers3535
Number of Single+First Authored Papers2525
Total Cites to Single+First Authored Papers835921
Number of Single+First+Last Authored Papers7373
Total Cites to Single+First+Last Authored Papers4,1134,525
Composite Score33
Number of Distinct Citing Papers9,30410,147
Ratio of Total Citations to Distinct Citing Papers 1.31 1.36
Self-Citation Percentage
11.90%
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