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Year
Helm, Lothar

Helm, Lothar

École Polytechnique Fédérale de Lausanne, Switzerland

2026 Rank: 208,680

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

Chemistry

SubField 1:

Inorganic & Nuclear Chemistry

SubField 2:

General Chemistry

Rank in SubField 1: 801 out of 86,991 Researchers

Data For The Year: 2026
Metrics Self-Citations Excluded All
Rank Based on Composite Score208,680203,203
Total Cites333370
H-index89
Hm-index44
Number of Single Authored Papers44
Total Cites to Single Authored Papers1111
Number of Single+First Authored Papers2626
Total Cites to Single+First Authored Papers6164
Number of Single+First+Last Authored Papers5353
Total Cites to Single+First+Last Authored Papers132140
Composite Score22
Number of Distinct Citing Papers268279
Ratio of Total Citations to Distinct Citing Papers 1.24 1.33
Self-Citation Percentage
10.00%
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Helm, Lothar

Helm, Lothar

École Polytechnique Fédérale de Lausanne, Switzerland

2025 Rank: 144,710

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

Chemistry

SubField 1:

Inorganic & Nuclear Chemistry

SubField 2:

General Chemistry

Rank in SubField 1: 555 out of 78,896 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score144,710153,133
Total Cites385415
H-index99
Hm-index44
Number of Single Authored Papers44
Total Cites to Single Authored Papers1212
Number of Single+First Authored Papers2626
Total Cites to Single+First Authored Papers7780
Number of Single+First+Last Authored Papers5353
Total Cites to Single+First+Last Authored Papers144154
Composite Score22
Number of Distinct Citing Papers305315
Ratio of Total Citations to Distinct Citing Papers 1.26 1.32
Self-Citation Percentage
7.23%
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