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Maartens, Roy

University of the Western Cape, South Africa

2025 Rank: 9,121

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Physics & Astronomy

SubField 1:

Nuclear & Particle Physics

SubField 2:

Astronomy & Astrophysics

Rank in SubField 1: 118 out of 158,450 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score9,1218,687
Total Cites15,35218,346
H-index6674
Hm-index3739
Number of Single Authored Papers2121
Total Cites to Single Authored Papers1,7841,870
Number of Single+First Authored Papers6969
Total Cites to Single+First Authored Papers4,2784,661
Number of Single+First+Last Authored Papers183183
Total Cites to Single+First+Last Authored Papers9,42910,738
Composite Score44
Number of Distinct Citing Papers9,91411,042
Ratio of Total Citations to Distinct Citing Papers 1.55 1.66
Self-Citation Percentage
16.32%
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Maartens, Roy

University of the Western Cape, South Africa

2024 Rank: 8,798

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Physics & Astronomy

SubField 1:

Nuclear & Particle Physics

SubField 2:

Astronomy & Astrophysics

Rank in SubField 1: 119 out of 151,105 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score8,7988,178
Total Cites14,27416,947
H-index6474
Hm-index3639
Number of Single Authored Papers2121
Total Cites to Single Authored Papers1,7311,817
Number of Single+First Authored Papers6868
Total Cites to Single+First Authored Papers4,1174,484
Number of Single+First+Last Authored Papers173173
Total Cites to Single+First+Last Authored Papers8,98910,240
Composite Score44
Number of Distinct Citing Papers9,10910,071
Ratio of Total Citations to Distinct Citing Papers 1.57 1.68
Self-Citation Percentage
15.77%
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Maartens, Roy

University of the Western Cape, South Africa

2023 Rank: 8,615

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Physics & Astronomy

SubField 1:

Nuclear & Particle Physics

SubField 2:

Astronomy & Astrophysics

Rank in SubField 1: 118 out of 145,764 Researchers

Data For The Year: 2023
Metrics Self-Citations Excluded All
Rank Based on Composite Score8,6157,914
Total Cites13,35115,802
H-index6272
Hm-index3538
Number of Single Authored Papers2020
Total Cites to Single Authored Papers1,6841,769
Number of Single+First Authored Papers6767
Total Cites to Single+First Authored Papers3,9684,326
Number of Single+First+Last Authored Papers170170
Total Cites to Single+First+Last Authored Papers8,6219,834
Composite Score44
Number of Distinct Citing Papers8,4649,290
Ratio of Total Citations to Distinct Citing Papers 1.58 1.70
Self-Citation Percentage
15.51%
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Maartens, Roy

University of Portsmouth, United Kingdom

2022 Rank: 8,059

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Physics & Astronomy

SubField 1:

Nuclear & Particle Physics

SubField 2:

Astronomy & Astrophysics

Rank in SubField 1: 120 out of 141,567 Researchers

Data For The Year: 2022
Metrics Self-Citations Excluded All
Rank Based on Composite Score8,0597,684
Total Cites12,45314,720
H-index6067
Hm-index3538
Number of Single Authored Papers2020
Total Cites to Single Authored Papers1,6281,713
Number of Single+First Authored Papers6767
Total Cites to Single+First Authored Papers3,7774,134
Number of Single+First+Last Authored Papers169169
Total Cites to Single+First+Last Authored Papers8,1929,359
Composite Score44
Number of Distinct Citing Papers7,8588,598
Ratio of Total Citations to Distinct Citing Papers 1.58 1.71
Self-Citation Percentage
15.40%
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Maartens, Roy

University of Portsmouth, United Kingdom

2021 Rank: 7,858

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Physics & Astronomy

SubField 1:

Nuclear & Particle Physics

SubField 2:

Astronomy & Astrophysics

Rank in SubField 1: 127 out of 135,975 Researchers

Data For The Year: 2021
Metrics Self-Citations Excluded All
Rank Based on Composite Score7,8587,620
Total Cites11,86814,008
H-index5967
Hm-index3536
Number of Single Authored Papers2020
Total Cites to Single Authored Papers1,5841,666
Number of Single+First Authored Papers6565
Total Cites to Single+First Authored Papers3,6564,003
Number of Single+First+Last Authored Papers163163
Total Cites to Single+First+Last Authored Papers7,8939,015
Composite Score44
Number of Distinct Citing Papers7,4868,193
Ratio of Total Citations to Distinct Citing Papers 1.59 1.71
Self-Citation Percentage
15.28%
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Maartens, Roy

University of Portsmouth, United Kingdom

2020 Rank: 7,172

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Physics & Astronomy

SubField 1:

Nuclear & Particle Physics

SubField 2:

Astronomy & Astrophysics

Rank in SubField 1: 105 out of 110,499 Researchers

Data For The Year: 2020
Metrics Self-Citations Excluded All
Rank Based on Composite Score7,1726,762
Total Cites11,10513,081
H-index5563
Hm-index3436
Number of Single Authored Papers2222
Total Cites to Single Authored Papers1,6951,791
Number of Single+First Authored Papers6868
Total Cites to Single+First Authored Papers3,6073,965
Number of Single+First+Last Authored Papers169169
Total Cites to Single+First+Last Authored Papers7,5988,704
Composite Score44
Number of Distinct Citing Papers6,9377,601
Ratio of Total Citations to Distinct Citing Papers 1.60 1.72
Self-Citation Percentage
15.11%
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