World's Best Scientists 2026 revealed!
Yong Sik Ok

Yong Sik Ok

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Best Scientists
2025
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Chemistry
Korea
2026

D-Index & Metrics

Best Scientists

D-Index
170
Citations
102522
World Ranking
880
National Ranking
3

Environmental Sciences

D-Index
184
Citations
122842
World Ranking
8
National Ranking
1

Chemistry

D-Index
169
Citations
107504
World Ranking
68
National Ranking
1

Yong Sik Ok publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Yong Sik Ok sits on this spectrum.

41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 283 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 1,050 publications — 100th percentile

100% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 687 publications or more.

Yong Sik Ok D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Yong Sik Ok sits on this spectrum.

30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 199 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 19 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125+ D-Index: 99 scientists
30 D-Index 125+

This scientist: 184 D-Index — 100th percentile

100% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 125 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Chemistry in Korea Leader Award
  • 2026 - Research.com Environmental Sciences in Korea Leader Award
  • 2025 - Research.com Best Scientists Award
  • 2025 - Research.com Chemistry in Korea Leader Award
  • 2025 - Research.com Environmental Sciences in Korea Leader Award
  • 2023 - Research.com Environmental Sciences in Korea Leader Award
  • 2022 - Research.com Chemistry in Korea Leader Award
  • 2022 - Research.com Environmental Sciences in Korea Leader Award

Overview

Yong Sik Ok is affiliated with Korea University in South Korea and has an extensive publication record primarily within the fields of Environmental Science and Engineering. Their research encompasses a broad range of topics focused on pollution, waste management, and environmental remediation technologies.

The scientist's notable recent papers include:

  • Technologies and perspectives for achieving carbon neutrality (2021) published in The Innovation
  • Metal contamination and bioremediation of agricultural soils for food safety and sustainability (2020) published in Nature Reviews Earth & Environment
  • How biochar works, and when it doesn't: A review of mechanisms controlling soil and plant responses to biochar (2021) published in GCB Bioenergy
  • Biochar technology in wastewater treatment: A critical review (2020) published in Chemosphere
  • Microplastics as pollutants in agricultural soils (2020) published in Environmental Pollution

Their frequent co-authors include:

  • Daniel C.W. Tsang
  • Jörg Rinklebe
  • Xiangzhou Yuan
  • Deyi Hou
  • Pavani Dulanja Dissanayake

Yong Sik Ok frequently publishes in the following venues:

  • The Science of The Total Environment
  • Journal of Hazardous Materials
  • Bioresource Technology
  • Critical Reviews in Environmental Science and Technology
  • Environmental Research

Their main fields of study are:

  • Environmental Science
  • Engineering

Key subfields addressed include:

  • Pollution
  • Industrial and Manufacturing Engineering
  • Biomedical Engineering
  • Water Science and Technology
  • Materials Chemistry

Main research topics focused on by Yong Sik Ok are:

  • Recycling and Waste Management Techniques
  • Microplastics and Plastic Pollution
  • Adsorption and biosorption for pollutant removal
  • Heavy metals in environment
  • Thermochemical Biomass Conversion Processes
  • Arsenic contamination and mitigation
  • Carbon Dioxide Capture Technologies

Best Publications

  • Biochar as a sorbent for contaminant management in soil and water: a review.

    Mahtab Ahmad;Anushka Upamali Rajapaksha;Jung Eun Lim;Ming Zhang

  • Organic and inorganic contaminants removal from water with biochar, a renewable, low cost and sustainable adsorbent--a critical review.

    Dinesh Mohan;Ankur Sarswat;Yong Sik Ok;Charles U. Pittman

  • Occurrences and removal of pharmaceuticals and personal care products (PPCPs) in drinking water and water/sewage treatment plants: A review

    Yi Yang;Yong Sik Ok;Ki Hyun Kim;Eilhann E. Kwon

  • Effects of pyrolysis temperature on soybean stover- and peanut shell-derived biochar properties and TCE adsorption in water.

    Mahtab Ahmad;Sang Soo Lee;Xiaomin Dou;Dinesh Mohan

  • Surface functional groups of carbon-based adsorbents and their roles in the removal of heavy metals from aqueous solutions: A critical review.

    Xiaodong Yang;Yongshan Wan;Yulin Zheng;Feng He

  • A review of biochar as a low-cost adsorbent for aqueous heavy metal removal

    Mandu I. Inyang;Bin Gao;Ying Yao;Yingwen Xue

  • Engineered/designer biochar for contaminant removal/immobilization from soil and water: Potential and implication of biochar modification

    Anushka Upamali Rajapaksha;Season S. Chen;Daniel C.W. Tsang;Ming Zhang

  • Technologies and perspectives for achieving carbon neutrality

    Fang Wang;Jean Damascene Harindintwali;Zhizhang Yuan;Zhizhang Yuan;Min Wang

  • Soil amendments for immobilization of potentially toxic elements in contaminated soils: A critical review.

    Kumuduni Niroshika Palansooriya;Sabry M. Shaheen;Sabry M. Shaheen;Sabry M. Shaheen;Season S. Chen;Daniel C.W. Tsang

  • Review on nano zerovalent iron (nZVI): From synthesis to environmental applications

    Magdalena Stefaniuk;Patryk Oleszczuk;Yong Sik Ok

  • Metal contamination and bioremediation of agricultural soils for food safety and sustainability

    Deyi Hou;David O’Connor;Avanthi D. Igalavithana;Daniel S. Alessi

  • Biochar application to low fertility soils: A review of current status, and future prospects

    Ali El-Naggar;Ali El-Naggar;Sang Soo Lee;Jörg Rinklebe;Jörg Rinklebe;Muhammad Farooq;Muhammad Farooq

  • How biochar works, and when it doesn't: A review of mechanisms controlling soil and plant responses to biochar

    Stephen Joseph;Annette L. Cowie;Annette L. Cowie;Lukas Van Zwieten;Lukas Van Zwieten;Nanthi Bolan;Nanthi Bolan

  • Trace elements in the soil-plant interface: Phytoavailability, translocation, and phytoremediation–A review

    Vasileios Antoniadis;Efi Levizou;Sabry M. Shaheen;Sabry M. Shaheen;Yong Sik Ok;Yong Sik Ok

  • Biochar technology in wastewater treatment: A critical review.

    Wei Xiang;Xueyang Zhang;Xueyang Zhang;Jianjun Chen;Weixin Zou

  • Waste-derived biochar for water pollution control and sustainable development

    Unknown

  • Response of microbial communities to biochar-amended soils: a critical review

    Kumuduni Niroshika Palansooriya;James Tsz Fung Wong;Yohey Hashimoto;Longbin Huang

  • Cadmium stress in rice: toxic effects, tolerance mechanisms, and management: a critical review.

    Muhammad Rizwan;Shafaqat Ali;Muhammad Adrees;Hina Rizvi

  • Microplastics as pollutants in agricultural soils

    Manish Kumar;Xinni Xiong;Mingjing He;Daniel C.W. Tsang

  • Effect of bamboo and rice straw biochars on the mobility and redistribution of heavy metals (Cd, Cu, Pb and Zn) in contaminated soil.

    Kouping Lu;Xing Yang;Gerty Gielen;Nanthi Bolan

  • Competitive adsorption of heavy metals onto sesame straw biochar in aqueous solutions.

    Jong Hwan Park;Yong Sik Ok;Seong Heon Kim;Ju Sik Cho

  • Minireview of potential applications of hydrochar derived from hydrothermal carbonization of biomass

    June Fang;Lu Zhan;Lu Zhan;Yong Sik Ok;Bin Gao

  • Cadmium minimization in wheat: A critical review

    Muhammad Rizwan;Shafaqat Ali;Tahir Abbas;Muhammad Zia-ur-Rehman

Frequent Co-Authors

Daniel C.W. Tsang
Daniel C.W. Tsang Hong Kong University of Science and Technology
Jörg Rinklebe
Jörg Rinklebe University of Wuppertal
Sang Soo Lee
Sang Soo Lee Yonsei University
Nanthi Bolan
Nanthi Bolan University of Western Australia
Meththika Vithanage
Meththika Vithanage University of Sri Jayewardenepura
Mahtab Ahmad
Mahtab Ahmad Quaid-i-Azam University
Hailong Wang
Hailong Wang Foshan University
Eilhann E. Kwon
Eilhann E. Kwon Hanyang University
Adel R.A. Usman
Adel R.A. Usman Assiut University
Sabry M. Shaheen
Sabry M. Shaheen Kafrelsheikh University

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Related Online Degrees & Career Pathways

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