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Geyer, Roland

University of California, Santa Barbara, United States

2025 Rank: 20,313

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Environmental Sciences

SubField 2:

Microbiology

Rank in SubField 1: 134 out of 130,223 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score20,31323,256
Total Cites23,69224,227
H-index3638
Hm-index1616
Number of Single Authored Papers66
Total Cites to Single Authored Papers592604
Number of Single+First Authored Papers2424
Total Cites to Single+First Authored Papers12,40212,554
Number of Single+First+Last Authored Papers4242
Total Cites to Single+First+Last Authored Papers13,76513,957
Composite Score33
Number of Distinct Citing Papers20,43120,739
Ratio of Total Citations to Distinct Citing Papers 1.16 1.17
Self-Citation Percentage
2.21%
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Geyer, Roland

University of California, Santa Barbara, United States

2024 Rank: 27,770

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Environmental Sciences

SubField 2:

Microbiology

Rank in SubField 1: 159 out of 115,291 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score27,77030,900
Total Cites18,45018,957
H-index3436
Hm-index1516
Number of Single Authored Papers66
Total Cites to Single Authored Papers371382
Number of Single+First Authored Papers2424
Total Cites to Single+First Authored Papers9,2629,405
Number of Single+First+Last Authored Papers4242
Total Cites to Single+First+Last Authored Papers10,33110,511
Composite Score33
Number of Distinct Citing Papers15,91116,210
Ratio of Total Citations to Distinct Citing Papers 1.16 1.17
Self-Citation Percentage
2.67%
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Geyer, Roland

University of California, Santa Barbara, United States

2023 Rank: 42,443

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Environmental Sciences

SubField 2:

Microbiology

Rank in SubField 1: 218 out of 99,567 Researchers

Data For The Year: 2023
Metrics Self-Citations Excluded All
Rank Based on Composite Score42,44346,489
Total Cites13,91014,393
H-index3133
Hm-index1516
Number of Single Authored Papers55
Total Cites to Single Authored Papers185196
Number of Single+First Authored Papers2323
Total Cites to Single+First Authored Papers6,5676,705
Number of Single+First+Last Authored Papers4141
Total Cites to Single+First+Last Authored Papers7,3927,564
Composite Score33
Number of Distinct Citing Papers11,98112,269
Ratio of Total Citations to Distinct Citing Papers 1.16 1.17
Self-Citation Percentage
3.36%
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Geyer, Roland

University of California, Santa Barbara, United States

2022 Rank: 82,354

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Environmental Sciences

SubField 2:

Microbiology

Rank in SubField 1: 449 out of 86,604 Researchers

Data For The Year: 2022
Metrics Self-Citations Excluded All
Rank Based on Composite Score82,35487,017
Total Cites9,5229,955
H-index2930
Hm-index1213
Number of Single Authored Papers33
Total Cites to Single Authored Papers4455
Number of Single+First Authored Papers2020
Total Cites to Single+First Authored Papers4,1344,260
Number of Single+First+Last Authored Papers3838
Total Cites to Single+First+Last Authored Papers4,6684,818
Composite Score33
Number of Distinct Citing Papers8,2908,557
Ratio of Total Citations to Distinct Citing Papers 1.15 1.16
Self-Citation Percentage
4.35%
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Geyer, Roland

University of California, Santa Barbara, United States

2021 Rank: 91,086

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Environmental Sciences

SubField 2:

Microbiology

Rank in SubField 1: 498 out of 77,304 Researchers

Data For The Year: 2021
Metrics Self-Citations Excluded All
Rank Based on Composite Score91,08696,929
Total Cites8,2168,625
H-index2829
Hm-index1213
Number of Single Authored Papers22
Total Cites to Single Authored Papers3948
Number of Single+First Authored Papers1919
Total Cites to Single+First Authored Papers3,5003,616
Number of Single+First+Last Authored Papers3636
Total Cites to Single+First+Last Authored Papers3,9534,090
Composite Score33
Number of Distinct Citing Papers7,1907,448
Ratio of Total Citations to Distinct Citing Papers 1.14 1.16
Self-Citation Percentage
4.74%
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Geyer, Roland

University of California, Santa Barbara, United States

2020 Rank: 126,751

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Environmental Sciences

SubField 2:

Microbiology

Rank in SubField 1: 735 out of 66,925 Researchers

Data For The Year: 2020
Metrics Self-Citations Excluded All
Rank Based on Composite Score126,751134,294
Total Cites4,7395,108
H-index2728
Hm-index1011
Number of Single Authored Papers22
Total Cites to Single Authored Papers3641
Number of Single+First Authored Papers1717
Total Cites to Single+First Authored Papers1,8101,916
Number of Single+First+Last Authored Papers3333
Total Cites to Single+First+Last Authored Papers2,0712,196
Composite Score33
Number of Distinct Citing Papers4,2304,464
Ratio of Total Citations to Distinct Citing Papers 1.12 1.14
Self-Citation Percentage
7.22%
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