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Twitchett, Richard J.

Twitchett, Richard J.

The Natural History Museum, London, United Kingdom

2025 Rank: 108,163

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Paleontology

SubField 2:

Geochemistry & Geophysics

Rank in SubField 1: 251 out of 22,513 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score108,163109,362
Total Cites411451
H-index910
Hm-index55
Number of Single Authored Papers1111
Total Cites to Single Authored Papers2121
Number of Single+First Authored Papers1717
Total Cites to Single+First Authored Papers3941
Number of Single+First+Last Authored Papers5454
Total Cites to Single+First+Last Authored Papers251271
Composite Score22
Number of Distinct Citing Papers302321
Ratio of Total Citations to Distinct Citing Papers 1.36 1.40
Self-Citation Percentage
8.87%
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Twitchett, Richard J.

Twitchett, Richard J.

University of Plymouth, United Kingdom

2024 Rank: 77,784

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Paleontology

SubField 2:

Geochemistry & Geophysics

Rank in SubField 1: 180 out of 21,817 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score77,78477,037
Total Cites448492
H-index1010
Hm-index56
Number of Single Authored Papers1010
Total Cites to Single Authored Papers2626
Number of Single+First Authored Papers1616
Total Cites to Single+First Authored Papers4950
Number of Single+First+Last Authored Papers5353
Total Cites to Single+First+Last Authored Papers269295
Composite Score22
Number of Distinct Citing Papers322333
Ratio of Total Citations to Distinct Citing Papers 1.39 1.48
Self-Citation Percentage
8.94%
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Twitchett, Richard J.

Twitchett, Richard J.

The Natural History Museum, London, United Kingdom

2023 Rank: 75,692

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Paleontology

SubField 2:

Geochemistry & Geophysics

Rank in SubField 1: 212 out of 21,102 Researchers

Data For The Year: 2023
Metrics Self-Citations Excluded All
Rank Based on Composite Score75,69265,106
Total Cites454539
H-index1011
Hm-index66
Number of Single Authored Papers99
Total Cites to Single Authored Papers2733
Number of Single+First Authored Papers1515
Total Cites to Single+First Authored Papers4254
Number of Single+First+Last Authored Papers5252
Total Cites to Single+First+Last Authored Papers258305
Composite Score22
Number of Distinct Citing Papers311329
Ratio of Total Citations to Distinct Citing Papers 1.46 1.64
Self-Citation Percentage
15.77%
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Twitchett, Richard J.

Twitchett, Richard J.

The Natural History Museum, London, United Kingdom

2020 Rank: 21,753

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Paleontology

SubField 2:

Geochemistry & Geophysics

Rank in SubField 1: 48 out of 18,345 Researchers

Data For The Year: 2020
Metrics Self-Citations Excluded All
Rank Based on Composite Score21,75321,005
Total Cites746877
H-index1415
Hm-index89
Number of Single Authored Papers88
Total Cites to Single Authored Papers6667
Number of Single+First Authored Papers1414
Total Cites to Single+First Authored Papers139145
Number of Single+First+Last Authored Papers4949
Total Cites to Single+First+Last Authored Papers499583
Composite Score33
Number of Distinct Citing Papers379406
Ratio of Total Citations to Distinct Citing Papers 1.97 2.16
Self-Citation Percentage
14.94%
Found an error in your data? Contact us with your profile link. Contact Us →
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