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O'Nions, R. Keith

University of Oxford, United Kingdom

2025 Rank: 35,409

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geochemistry & Geophysics

SubField 2:

Analytical Chemistry

Rank in SubField 1: 606 out of 103,460 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score35,40940,097
Total Cites17,00918,167
H-index6567
Hm-index3334
Number of Single Authored Papers44
Total Cites to Single Authored Papers4849
Number of Single+First Authored Papers3333
Total Cites to Single+First Authored Papers1,8721,950
Number of Single+First+Last Authored Papers106106
Total Cites to Single+First+Last Authored Papers10,96411,507
Composite Score33
Number of Distinct Citing Papers12,60313,002
Ratio of Total Citations to Distinct Citing Papers 1.35 1.40
Self-Citation Percentage
6.37%
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O'Nions, R. Keith

University of Oxford, United Kingdom

2024 Rank: 33,098

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geochemistry & Geophysics

SubField 2:

Analytical Chemistry

Rank in SubField 1: 552 out of 98,126 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score33,09837,723
Total Cites16,32917,469
H-index6466
Hm-index3334
Number of Single Authored Papers44
Total Cites to Single Authored Papers4849
Number of Single+First Authored Papers3333
Total Cites to Single+First Authored Papers1,7871,865
Number of Single+First+Last Authored Papers106106
Total Cites to Single+First+Last Authored Papers10,52311,056
Composite Score33
Number of Distinct Citing Papers12,05512,442
Ratio of Total Citations to Distinct Citing Papers 1.35 1.40
Self-Citation Percentage
6.53%
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O'Nions, R. Keith

University of Oxford, United Kingdom

2023 Rank: 31,928

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geochemistry & Geophysics

SubField 2:

Analytical Chemistry

Rank in SubField 1: 526 out of 92,230 Researchers

Data For The Year: 2023
Metrics Self-Citations Excluded All
Rank Based on Composite Score31,92836,508
Total Cites15,54616,665
H-index6366
Hm-index3233
Number of Single Authored Papers44
Total Cites to Single Authored Papers4647
Number of Single+First Authored Papers3333
Total Cites to Single+First Authored Papers1,7201,798
Number of Single+First+Last Authored Papers106106
Total Cites to Single+First+Last Authored Papers10,02210,550
Composite Score33
Number of Distinct Citing Papers11,42811,804
Ratio of Total Citations to Distinct Citing Papers 1.36 1.41
Self-Citation Percentage
6.71%
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O'Nions, R. Keith

University of Oxford, United Kingdom

2022 Rank: 29,491

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geochemistry & Geophysics

SubField 2:

Analytical Chemistry

Rank in SubField 1: 486 out of 87,916 Researchers

Data For The Year: 2022
Metrics Self-Citations Excluded All
Rank Based on Composite Score29,49133,254
Total Cites14,89215,998
H-index6266
Hm-index3232
Number of Single Authored Papers44
Total Cites to Single Authored Papers4546
Number of Single+First Authored Papers3333
Total Cites to Single+First Authored Papers1,6581,739
Number of Single+First+Last Authored Papers106106
Total Cites to Single+First+Last Authored Papers9,60210,123
Composite Score33
Number of Distinct Citing Papers10,91311,276
Ratio of Total Citations to Distinct Citing Papers 1.36 1.42
Self-Citation Percentage
6.91%
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O'Nions, R. Keith

University of Oxford, United Kingdom

2021 Rank: 29,910

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geochemistry & Geophysics

SubField 2:

Analytical Chemistry

Rank in SubField 1: 494 out of 81,218 Researchers

Data For The Year: 2021
Metrics Self-Citations Excluded All
Rank Based on Composite Score29,91033,179
Total Cites14,14415,148
H-index6063
Hm-index3132
Number of Single Authored Papers33
Total Cites to Single Authored Papers4445
Number of Single+First Authored Papers3232
Total Cites to Single+First Authored Papers1,6191,696
Number of Single+First+Last Authored Papers101101
Total Cites to Single+First+Last Authored Papers8,9849,437
Composite Score33
Number of Distinct Citing Papers10,44210,782
Ratio of Total Citations to Distinct Citing Papers 1.35 1.40
Self-Citation Percentage
6.63%
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O'Nions, R. Keith

University of Oxford, United Kingdom

2020 Rank: 26,820

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geochemistry & Geophysics

SubField 2:

Analytical Chemistry

Rank in SubField 1: 415 out of 70,197 Researchers

Data For The Year: 2020
Metrics Self-Citations Excluded All
Rank Based on Composite Score26,82030,110
Total Cites13,30914,281
H-index6063
Hm-index3132
Number of Single Authored Papers33
Total Cites to Single Authored Papers4445
Number of Single+First Authored Papers3232
Total Cites to Single+First Authored Papers1,5561,633
Number of Single+First+Last Authored Papers101101
Total Cites to Single+First+Last Authored Papers8,4428,879
Composite Score33
Number of Distinct Citing Papers9,75910,080
Ratio of Total Citations to Distinct Citing Papers 1.36 1.42
Self-Citation Percentage
6.81%
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