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Ok, Yong Sik

Ok, Yong Sik

Korea University, Korea, Republic of

2026 Rank: 2,567

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

Earth & Environmental Sciences

SubField 1:

Environmental Sciences

SubField 2:

Strategic, Defence & Security Studies

Rank in SubField 1: 53 out of 140,934 Researchers

Data For The Year: 2026
Metrics Self-Citations Excluded All
Rank Based on Composite Score2,5672,793
Total Cites17,60818,202
H-index6262
Hm-index2424
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers1919
Total Cites to Single+First Authored Papers8588
Number of Single+First+Last Authored Papers337337
Total Cites to Single+First+Last Authored Papers6,8657,054
Composite Score33
Number of Distinct Citing Papers12,89713,153
Ratio of Total Citations to Distinct Citing Papers 1.37 1.38
Self-Citation Percentage
3.26%
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Ok, Yong Sik

Ok, Yong Sik

Korea University, Korea, Republic of

2025 Rank: 1,981

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

Earth & Environmental Sciences

SubField 1:

Environmental Sciences

SubField 2:

Strategic, Defence & Security Studies

Rank in SubField 1: 44 out of 130,223 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score1,9812,058
Total Cites17,91318,869
H-index6466
Hm-index2525
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers1919
Total Cites to Single+First Authored Papers125130
Number of Single+First+Last Authored Papers316316
Total Cites to Single+First+Last Authored Papers6,7157,051
Composite Score33
Number of Distinct Citing Papers12,52912,877
Ratio of Total Citations to Distinct Citing Papers 1.43 1.47
Self-Citation Percentage
5.07%
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Ok, Yong Sik

Ok, Yong Sik

Korea University, Korea, Republic of

2024 Rank: 2,120

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

Earth & Environmental Sciences

SubField 1:

Environmental Sciences

SubField 2:

Strategic, Defence & Security Studies

Rank in SubField 1: 40 out of 115,291 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score2,1202,154
Total Cites15,87517,021
H-index6162
Hm-index2425
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers1818
Total Cites to Single+First Authored Papers124133
Number of Single+First+Last Authored Papers299299
Total Cites to Single+First+Last Authored Papers5,6376,010
Composite Score33
Number of Distinct Citing Papers10,85611,215
Ratio of Total Citations to Distinct Citing Papers 1.46 1.52
Self-Citation Percentage
6.73%
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Ok, Yong Sik

Ok, Yong Sik

Korea University, Korea, Republic of

2023 Rank: 2,280

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

Earth & Environmental Sciences

SubField 1:

Environmental Sciences

SubField 2:

Strategic, Defence & Security Studies

Rank in SubField 1: 27 out of 99,567 Researchers

Data For The Year: 2023
Metrics Self-Citations Excluded All
Rank Based on Composite Score2,2802,204
Total Cites15,00516,805
H-index5962
Hm-index2325
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers1717
Total Cites to Single+First Authored Papers147155
Number of Single+First+Last Authored Papers283283
Total Cites to Single+First+Last Authored Papers5,3405,973
Composite Score33
Number of Distinct Citing Papers9,90710,369
Ratio of Total Citations to Distinct Citing Papers 1.51 1.62
Self-Citation Percentage
10.71%
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Ok, Yong Sik

Ok, Yong Sik

Korea University, Korea, Republic of

2022 Rank: 4,003

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

Earth & Environmental Sciences

SubField 1:

Environmental Sciences

SubField 2:

Strategic, Defence & Security Studies

Rank in SubField 1: 36 out of 86,604 Researchers

Data For The Year: 2022
Metrics Self-Citations Excluded All
Rank Based on Composite Score4,0033,566
Total Cites10,81512,351
H-index4650
Hm-index1921
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers1515
Total Cites to Single+First Authored Papers136146
Number of Single+First+Last Authored Papers236236
Total Cites to Single+First+Last Authored Papers3,8244,359
Composite Score33
Number of Distinct Citing Papers7,1197,498
Ratio of Total Citations to Distinct Citing Papers 1.52 1.65
Self-Citation Percentage
12.44%
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Ok, Yong Sik

Ok, Yong Sik

Korea University, Korea, Republic of

2021 Rank: 4,687

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

Earth & Environmental Sciences

SubField 1:

Environmental Sciences

SubField 2:

Strategic, Defence & Security Studies

Rank in SubField 1: 50 out of 77,304 Researchers

Data For The Year: 2021
Metrics Self-Citations Excluded All
Rank Based on Composite Score4,6873,857
Total Cites14,96518,037
H-index5866
Hm-index2326
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers1515
Total Cites to Single+First Authored Papers220241
Number of Single+First+Last Authored Papers215215
Total Cites to Single+First+Last Authored Papers5,3996,424
Composite Score33
Number of Distinct Citing Papers9,72410,322
Ratio of Total Citations to Distinct Citing Papers 1.54 1.75
Self-Citation Percentage
17.03%
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Ok, Yong Sik

Ok, Yong Sik

Korea University, Korea, Republic of

2020 Rank: 7,929

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

Earth & Environmental Sciences

SubField 1:

Environmental Sciences

SubField 2:

Strategic, Defence & Security Studies

Rank in SubField 1: 76 out of 66,925 Researchers

Data For The Year: 2020
Metrics Self-Citations Excluded All
Rank Based on Composite Score7,9295,899
Total Cites7,69410,194
H-index3947
Hm-index1619
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers1313
Total Cites to Single+First Authored Papers153168
Number of Single+First+Last Authored Papers173173
Total Cites to Single+First+Last Authored Papers2,9913,800
Composite Score33
Number of Distinct Citing Papers5,0915,502
Ratio of Total Citations to Distinct Citing Papers 1.51 1.85
Self-Citation Percentage
24.52%
Found an error in your data? Contact us with your profile link. Contact Us →
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