The ranking of “Top 100” scientists is based on total h-index scores. Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, EECA, BRICS, and COMESA based on total h-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, and Social Sciences. According to Total H. BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (829,221 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.
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![Andrew Kusiak](https://cdn.adscientificindex.com/pictures/6d/1396377.jpg)
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![Moses O Tade](https://cdn.adscientificindex.com/pictures/42/127954.jpg)
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![Cengiz Kahraman](https://cdn.adscientificindex.com/pictures/80/195205.jpg)
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![Min Xie](https://cdn.adscientificindex.com/pictures/b5/409514.jpg)
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![China](/flags/cn.png)
![Liang Gao](https://cdn.adscientificindex.com/pictures/5a/721462.jpg)
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![Douglas C Montgomery](/user/assets/images/profile/no-profile-photo.png)
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![Fei Tao](https://cdn.adscientificindex.com/pictures/91/749393.jpg)
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![George Q Huang](https://cdn.adscientificindex.com/pictures/81/363264.jpg)
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![Jianhong Wu](https://cdn.adscientificindex.com/pictures/39/802073.jpg)
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![Andrew YC Nee](https://cdn.adscientificindex.com/pictures/59/485166.jpg)
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![Alexandre Dolgui](https://cdn.adscientificindex.com/pictures/c8/1662213.jpg)
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![George Chryssolouris](https://cdn.adscientificindex.com/pictures/f6/1841950.jpg)
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![Attilio Converti](/user/assets/images/profile/no-profile-photo.png)
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![Jay Lee](https://cdn.adscientificindex.com/pictures/86/1772923.jpg)
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![Singapore](/flags/sg.png)
![Mustafizur Rahman](https://cdn.adscientificindex.com/pictures/bd/409841.jpg)
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![China](/flags/cn.png)
![Ping Xu](/user/assets/images/profile/no-profile-photo.png)
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![Italy](/flags/it.png)
![Marco Viceconti](https://cdn.adscientificindex.com/pictures/b6/1799542.jpg)
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![India](/flags/in.png)
![Pradeep Kumar](https://cdn.adscientificindex.com/pictures/4a/410600.jpg)
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![Canada](/flags/ca.png)
![MY Jaber](https://cdn.adscientificindex.com/pictures/06/642156.jpg)
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![Surendra M. Gupta](https://cdn.adscientificindex.com/pictures/95/832238.jpg)
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![Jeffrey Liker](https://cdn.adscientificindex.com/pictures/9e/1302690.jpg)
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![Gavriel Salvendy](https://cdn.adscientificindex.com/pictures/75/1848954.jpg)
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![Biswajit Sarkar](https://cdn.adscientificindex.com/pictures/e8/296795.jpg)
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![Philippines](/flags/ph.png)
![Raymond R Tan](https://cdn.adscientificindex.com/pictures/2d/410886.jpg)
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![South Africa](/flags/za.png)
![Andries Engelbrecht](https://cdn.adscientificindex.com/pictures/76/104001.jpg)
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![China](/flags/cn.png)
![Jiafu Wan](https://cdn.adscientificindex.com/pictures/12/720154.jpg)
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![Greece](/flags/gr.png)
![D Mourtzis](https://cdn.adscientificindex.com/pictures/62/1840318.jpg)
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![Malaysia](/flags/my.png)
![Venugopal Jayarama Reddy](https://cdn.adscientificindex.com/pictures/77/410375.jpg)
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![Albert Shih](https://cdn.adscientificindex.com/pictures/22/1296900.jpg)
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![Spain](/flags/es.png)
![Pedro Larrañaga](https://cdn.adscientificindex.com/pictures/d2/4340308.jpg)
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![Shmuel S Oren](https://cdn.adscientificindex.com/pictures/7f/1739802.jpg)
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![Egypt](/flags/eg.png)
![Ammar H Elsheikh](https://cdn.adscientificindex.com/pictures/4d/103835.jpg)
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![Iran](/flags/ir.png)
![Ata Allah Taleizadeh](https://cdn.adscientificindex.com/pictures/a4/296790.jpg)
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![Amauri Garcia](/user/assets/images/profile/no-profile-photo.png)
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![Gülçin Büyüközkan Feyzioğlu](https://cdn.adscientificindex.com/pictures/73/209364.jpg)
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![Yoichi Sato](https://cdn.adscientificindex.com/pictures/cd/410583.jpg)
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![Ong Soh Khim](https://cdn.adscientificindex.com/pictures/54/411095.jpg)
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![Chandrasekharan Rajendran](/user/assets/images/profile/no-profile-photo.png)
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![Barry L Nelson](https://cdn.adscientificindex.com/pictures/63/850226.jpg)
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![Lawrence M Seiford](https://cdn.adscientificindex.com/pictures/1e/1289207.jpg)
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![Johann Gorgens](/user/assets/images/profile/no-profile-photo.png)
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![Fariborz Jolai](https://cdn.adscientificindex.com/pictures/51/394554.jpg)
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![H Ming Wee](https://cdn.adscientificindex.com/pictures/d8/394491.jpg)
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![Iran](/flags/ir.png)
![Sta Niaki](https://cdn.adscientificindex.com/pictures/3d/4306089.jpg)
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![Iran](/flags/ir.png)
![Mostafa Zandieh](https://cdn.adscientificindex.com/pictures/c3/410923.jpg)
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![Romania](/flags/ro.png)
![Relly Victoria Virgil Petrescu](https://cdn.adscientificindex.com/pictures/c3/4344684.jpg)
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![ZJ Pei](https://cdn.adscientificindex.com/pictures/ec/1674102.jpg)
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![China](/flags/cn.png)
![Pei-Chann Chang](https://cdn.adscientificindex.com/pictures/63/4988934.jpg)
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![Israel](/flags/il.png)
![Avishai Mandelbaum|Avi Mandelbaum](https://cdn.adscientificindex.com/pictures/a9/355863.jpg)
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![South Korea](/flags/kr.png)
![Young Hoon Lee](/user/assets/images/profile/no-profile-photo.png)
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![India](/flags/in.png)
![S Vinodh](https://cdn.adscientificindex.com/pictures/ba/411643.jpg)
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![Hong Chao Zhang](https://cdn.adscientificindex.com/pictures/2f/1733849.jpg)
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![Shreyes N Melkote](https://cdn.adscientificindex.com/pictures/88/1420302.jpg)
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![Canada](/flags/ca.png)
![Robert Elliott](https://cdn.adscientificindex.com/pictures/f5/643109.jpg)
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![Othman Sulaiman](https://cdn.adscientificindex.com/pictures/64/411929.jpg)
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![Canada](/flags/ca.png)
![Hoda A Elmaraghy](/user/assets/images/profile/no-profile-photo.png)
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![Austria](/flags/at.png)
![Mario Gimona](/user/assets/images/profile/no-profile-photo.png)
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![Thong N Goh](https://cdn.adscientificindex.com/pictures/a9/410924.jpg)
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![Italy](/flags/it.png)
![Francesco Calise](https://cdn.adscientificindex.com/pictures/a0/1803311.jpg)
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![Mark Daskin](https://cdn.adscientificindex.com/pictures/18/1290041.jpg)
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![Manuel Wimmer](/user/assets/images/profile/no-profile-photo.png)
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![Mark J Rood](/user/assets/images/profile/no-profile-photo.png)
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![IB Turksen](https://cdn.adscientificindex.com/pictures/7e/394529.jpg)
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![United Kingdom](/flags/gb.png)
![Anil Kumar](https://cdn.adscientificindex.com/pictures/38/907038.jpg)
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![China](/flags/cn.png)
![Sai Liang 梁赛|梁赛, Liang, Sai](https://cdn.adscientificindex.com/pictures/39/682368.jpg)
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![United Kingdom](/flags/gb.png)
![Konstantinos Salonitis](https://cdn.adscientificindex.com/pictures/36/4331170.jpg)
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![United States](/flags/us.png)
![Yongmin Liu](https://cdn.adscientificindex.com/pictures/b1/832236.jpg)
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![Japan](/flags/jp.png)
![Ryozo Ooka](https://cdn.adscientificindex.com/pictures/b8/411767.jpg)
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![United States](/flags/us.png)
![John Fowler](/user/assets/images/profile/no-profile-photo.png)
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![Russia](/flags/ru.png)
![Danil Yu. Pimenov](https://cdn.adscientificindex.com/pictures/37/1210749.jpg)
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![Malaysia](/flags/my.png)
![Mohamad Nasir Mohamad Ibrahim](https://cdn.adscientificindex.com/pictures/a9/417381.jpg)
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![United Kingdom](/flags/gb.png)
![David Zhengwen Zhang](/user/assets/images/profile/no-profile-photo.png)
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![Spain](/flags/es.png)
![Jose M Framiñán](https://cdn.adscientificindex.com/pictures/84/4365938.jpg)
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![Türkiye](/flags/tr.png)
![Adnan Sözen](https://cdn.adscientificindex.com/pictures/56/190788.jpg)
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![Germany](/flags/de.png)
![Stefan Bringezu](https://cdn.adscientificindex.com/pictures/78/1784998.jpg)
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![Brazil](/flags/br.png)
![Ribeiro JLD](https://cdn.adscientificindex.com/pictures/c2/1087108.jpg)
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![Egypt](/flags/eg.png)
![Ahmed Mostafa](https://cdn.adscientificindex.com/pictures/8d/4987268.jpg)
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![United States](/flags/us.png)
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![Russia](/flags/ru.png)
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![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/7084.png)
![](https://cdn.adscientificindex.com/logos/7084.png)
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![United States](/flags/us.png)
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![](https://cdn.adscientificindex.com/logos/11088.jpg)
![](/assets/images/world-icon.png)
![Australia](/flags/au.png)
![](https://cdn.adscientificindex.com/logos/15015.jpg)
![](https://cdn.adscientificindex.com/logos/15015.jpg)
![](/assets/images/world-icon.png)
![Türkiye](/flags/tr.png)
![](https://cdn.adscientificindex.com/logos/4442.png)
![](https://cdn.adscientificindex.com/logos/4442.png)
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![Hong Kong](/flags/hk.png)
![](https://cdn.adscientificindex.com/logos/1610.jpg)
![](https://cdn.adscientificindex.com/logos/1610.jpg)
![](/assets/images/world-icon.png)
![China](/flags/cn.png)
![](https://cdn.adscientificindex.com/logos/3525.png)
![](https://cdn.adscientificindex.com/logos/3525.png)
![](/assets/images/world-icon.png)
![Belgium](/flags/be.png)
![](https://cdn.adscientificindex.com/logos/10477.png)
![](https://cdn.adscientificindex.com/logos/10477.png)
![](/assets/images/world-icon.png)
![Malaysia](/flags/my.png)
![](https://cdn.adscientificindex.com/logos/9080.jpg)
![](https://cdn.adscientificindex.com/logos/9080.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
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![](https://cdn.adscientificindex.com/logos/1666.png)
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![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/552.jpg)
![](https://cdn.adscientificindex.com/logos/552.jpg)
![](/assets/images/world-icon.png)
![China](/flags/cn.png)
![](https://cdn.adscientificindex.com/logos/831.png)
![](https://cdn.adscientificindex.com/logos/831.png)
![](/assets/images/world-icon.png)
![Hong Kong](/flags/hk.png)
![](https://cdn.adscientificindex.com/logos/11056.jpg)
![](https://cdn.adscientificindex.com/logos/11056.jpg)
![](/assets/images/world-icon.png)
![India](/flags/in.png)
![](https://cdn.adscientificindex.com/logos/6111.png)
![](https://cdn.adscientificindex.com/logos/6111.png)
![](/assets/images/world-icon.png)
![Canada](/flags/ca.png)
![](https://cdn.adscientificindex.com/logos/12115.jpg)
![](https://cdn.adscientificindex.com/logos/12115.jpg)
![](/assets/images/world-icon.png)
![Singapore](/flags/sg.png)
![](https://cdn.adscientificindex.com/logos/6238.png)
![](https://cdn.adscientificindex.com/logos/6238.png)
![](/assets/images/world-icon.png)
![France](/flags/fr.png)
![](https://cdn.adscientificindex.com/logos/3656.jpg)
![](https://cdn.adscientificindex.com/logos/3656.jpg)
![](/assets/images/world-icon.png)
![Japan](/flags/jp.png)
![](https://cdn.adscientificindex.com/logos/7536.jpg)
![](https://cdn.adscientificindex.com/logos/7536.jpg)
![](/assets/images/world-icon.png)
![Japan](/flags/jp.png)
![](https://cdn.adscientificindex.com/logos/9000.png)
![](https://cdn.adscientificindex.com/logos/9000.png)
![](/assets/images/world-icon.png)
![Australia](/flags/au.png)
![](https://cdn.adscientificindex.com/logos/11225.png)
![](https://cdn.adscientificindex.com/logos/11225.png)
![](/assets/images/world-icon.png)
![Greece](/flags/gr.png)
![](https://cdn.adscientificindex.com/logos/11277.jpg)
![](/assets/images/world-icon.png)
![Italy](/flags/it.png)
![](https://cdn.adscientificindex.com/logos/9982.png)
![](https://cdn.adscientificindex.com/logos/9982.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/10923.jpg)
![](https://cdn.adscientificindex.com/logos/10923.jpg)
![](/assets/images/world-icon.png)
![Singapore](/flags/sg.png)
![](https://cdn.adscientificindex.com/logos/6238.png)
![](https://cdn.adscientificindex.com/logos/6238.png)
![](/assets/images/world-icon.png)
![China](/flags/cn.png)
![](https://cdn.adscientificindex.com/logos/24983.png)
![](https://cdn.adscientificindex.com/logos/24983.png)
![](/assets/images/world-icon.png)
![Italy](/flags/it.png)
![](https://cdn.adscientificindex.com/logos/10020.png)
![](https://cdn.adscientificindex.com/logos/10020.png)
![](/assets/images/world-icon.png)
![Japan](/flags/jp.png)
![](https://cdn.adscientificindex.com/logos/11504.jpg)
![](/assets/images/world-icon.png)
![India](/flags/in.png)
![](https://cdn.adscientificindex.com/logos/3752.png)
![](https://cdn.adscientificindex.com/logos/3752.png)
![](/assets/images/world-icon.png)
![Canada](/flags/ca.png)
![](https://cdn.adscientificindex.com/logos/7412.jpg)
![](https://cdn.adscientificindex.com/logos/7412.jpg)
![](/assets/images/world-icon.png)
![Netherlands](/flags/nl.png)
![](https://cdn.adscientificindex.com/logos/14980.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11114.png)
![](https://cdn.adscientificindex.com/logos/11114.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/6444.jpg)
![](https://cdn.adscientificindex.com/logos/6444.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11200.jpg)
![](https://cdn.adscientificindex.com/logos/11200.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/10908.jpg)
![](https://cdn.adscientificindex.com/logos/10908.jpg)
![](/assets/images/world-icon.png)
![South Korea](/flags/kr.png)
![](https://cdn.adscientificindex.com/logos/12112.jpg)
![](https://cdn.adscientificindex.com/logos/12112.jpg)
![](/assets/images/world-icon.png)
![Philippines](/flags/ph.png)
![](https://cdn.adscientificindex.com/logos/1894.png)
![](https://cdn.adscientificindex.com/logos/1894.png)
![](/assets/images/world-icon.png)
![South Africa](/flags/za.png)
![](https://cdn.adscientificindex.com/logos/8529.jpg)
![](https://cdn.adscientificindex.com/logos/8529.jpg)
![](/assets/images/world-icon.png)
![China](/flags/cn.png)
![](https://cdn.adscientificindex.com/logos/8253.jpg)
![](https://cdn.adscientificindex.com/logos/8253.jpg)
![](/assets/images/world-icon.png)
![Greece](/flags/gr.png)
![](https://cdn.adscientificindex.com/logos/11277.jpg)
![](https://cdn.adscientificindex.com/logos/11277.jpg)
![](/assets/images/world-icon.png)
![Malaysia](/flags/my.png)
![](https://cdn.adscientificindex.com/logos/10700.jpg)
![](https://cdn.adscientificindex.com/logos/10700.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11200.jpg)
![](/assets/images/world-icon.png)
![Spain](/flags/es.png)
![](https://cdn.adscientificindex.com/logos/9656.jpg)
![](https://cdn.adscientificindex.com/logos/9656.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/10888.jpg)
![](https://cdn.adscientificindex.com/logos/10888.jpg)
![](/assets/images/world-icon.png)
![Egypt](/flags/eg.png)
![](https://cdn.adscientificindex.com/logos/8721.png)
![](https://cdn.adscientificindex.com/logos/8721.png)
![](/assets/images/world-icon.png)
![Iran](/flags/ir.png)
![](https://cdn.adscientificindex.com/logos/11440.jpg)
![](https://cdn.adscientificindex.com/logos/11440.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/2840.jpg)
![](https://cdn.adscientificindex.com/logos/2840.jpg)
![](/assets/images/world-icon.png)
![Brazil](/flags/br.png)
![](https://cdn.adscientificindex.com/logos/9826.png)
![](https://cdn.adscientificindex.com/logos/9826.png)
![](/assets/images/world-icon.png)
![Türkiye](/flags/tr.png)
![](https://cdn.adscientificindex.com/logos/2786.jpg)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/11369.jpg)
![](https://cdn.adscientificindex.com/logos/11369.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/5568.jpg)
![](https://cdn.adscientificindex.com/logos/5568.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11449.jpg)
![](https://cdn.adscientificindex.com/logos/11449.jpg)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/11255.jpg)
![](https://cdn.adscientificindex.com/logos/11255.jpg)
![](/assets/images/world-icon.png)
![Japan](/flags/jp.png)
![](https://cdn.adscientificindex.com/logos/11504.jpg)
![](https://cdn.adscientificindex.com/logos/11504.jpg)
![](/assets/images/world-icon.png)
![Singapore](/flags/sg.png)
![](https://cdn.adscientificindex.com/logos/6238.png)
![](https://cdn.adscientificindex.com/logos/6238.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11078.jpg)
![](https://cdn.adscientificindex.com/logos/11078.jpg)
![](/assets/images/world-icon.png)
![India](/flags/in.png)
![](https://cdn.adscientificindex.com/logos/3748.png)
![](https://cdn.adscientificindex.com/logos/3748.png)
![](/assets/images/world-icon.png)
![Japan](/flags/jp.png)
![](https://cdn.adscientificindex.com/logos/5048.jpg)
![](https://cdn.adscientificindex.com/logos/5048.jpg)
![](/assets/images/world-icon.png)
![Hong Kong](/flags/hk.png)
![](https://cdn.adscientificindex.com/logos/11056.jpg)
![](https://cdn.adscientificindex.com/logos/11056.jpg)
![](/assets/images/world-icon.png)
![Mexico](/flags/mx.png)
![](https://cdn.adscientificindex.com/logos/8795.png)
![](https://cdn.adscientificindex.com/logos/8795.png)
![](/assets/images/world-icon.png)
![Türkiye](/flags/tr.png)
![](https://cdn.adscientificindex.com/logos/1997.png)
![](https://cdn.adscientificindex.com/logos/1997.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/6481.jpg)
![](https://cdn.adscientificindex.com/logos/6481.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11200.jpg)
![](https://cdn.adscientificindex.com/logos/11200.jpg)
![](/assets/images/world-icon.png)
![South Africa](/flags/za.png)
![](https://cdn.adscientificindex.com/logos/8529.jpg)
![](/assets/images/world-icon.png)
![Iran](/flags/ir.png)
![](https://cdn.adscientificindex.com/logos/11440.jpg)
![](https://cdn.adscientificindex.com/logos/11440.jpg)
![](/assets/images/world-icon.png)
![Taiwan](/flags/tw.png)
![](https://cdn.adscientificindex.com/logos/1592.jpg)
![](https://cdn.adscientificindex.com/logos/1592.jpg)
![](/assets/images/world-icon.png)
![Iran](/flags/ir.png)
![](https://cdn.adscientificindex.com/logos/8003.png)
![](https://cdn.adscientificindex.com/logos/8003.png)
![](/assets/images/world-icon.png)
![Iran](/flags/ir.png)
![](https://cdn.adscientificindex.com/logos/7939.png)
![](https://cdn.adscientificindex.com/logos/7939.png)
![](/assets/images/world-icon.png)
![Romania](/flags/ro.png)
![](https://cdn.adscientificindex.com/logos/11603.png)
![](https://cdn.adscientificindex.com/logos/11603.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/8825.jpg)
![](https://cdn.adscientificindex.com/logos/8825.jpg)
![](/assets/images/world-icon.png)
![Israel](/flags/il.png)
![](https://cdn.adscientificindex.com/logos/8765.png)
![](https://cdn.adscientificindex.com/logos/8765.png)
![](/assets/images/world-icon.png)
![South Korea](/flags/kr.png)
![](https://cdn.adscientificindex.com/logos/12112.jpg)
![](https://cdn.adscientificindex.com/logos/12112.jpg)
![](/assets/images/world-icon.png)
![India](/flags/in.png)
![](https://cdn.adscientificindex.com/logos/6151.png)
![](https://cdn.adscientificindex.com/logos/6151.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/8839.jpg)
![](https://cdn.adscientificindex.com/logos/8839.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/2840.jpg)
![](/assets/images/world-icon.png)
![Canada](/flags/ca.png)
![](https://cdn.adscientificindex.com/logos/10885.jpg)
![](https://cdn.adscientificindex.com/logos/10885.jpg)
![](/assets/images/world-icon.png)
![Malaysia](/flags/my.png)
![](https://cdn.adscientificindex.com/logos/10708.jpg)
![](https://cdn.adscientificindex.com/logos/10708.jpg)
![](/assets/images/world-icon.png)
![Canada](/flags/ca.png)
![](https://cdn.adscientificindex.com/logos/11566.jpg)
![](https://cdn.adscientificindex.com/logos/11566.jpg)
![](/assets/images/world-icon.png)
![Austria](/flags/at.png)
![](https://cdn.adscientificindex.com/logos/6741.png)
![](/assets/images/world-icon.png)
![Singapore](/flags/sg.png)
![](https://cdn.adscientificindex.com/logos/6238.png)
![](https://cdn.adscientificindex.com/logos/6238.png)
![](/assets/images/world-icon.png)
![Italy](/flags/it.png)
![](https://cdn.adscientificindex.com/logos/9987.png)
![](https://cdn.adscientificindex.com/logos/9987.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11200.jpg)
![](https://cdn.adscientificindex.com/logos/11200.jpg)
![](/assets/images/world-icon.png)
![Austria](/flags/at.png)
![](https://cdn.adscientificindex.com/logos/4625.png)
![](https://cdn.adscientificindex.com/logos/4625.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11078.jpg)
![](https://cdn.adscientificindex.com/logos/11078.jpg)
![](/assets/images/world-icon.png)
![Iran](/flags/ir.png)
![](https://cdn.adscientificindex.com/logos/430.jpg)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/5295.jpg)
![](https://cdn.adscientificindex.com/logos/5295.jpg)
![](/assets/images/world-icon.png)
![China](/flags/cn.png)
![](https://cdn.adscientificindex.com/logos/3042.jpg)
![](https://cdn.adscientificindex.com/logos/3042.jpg)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/1783.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/6444.jpg)
![](https://cdn.adscientificindex.com/logos/6444.jpg)
![](/assets/images/world-icon.png)
![Japan](/flags/jp.png)
![](https://cdn.adscientificindex.com/logos/11504.jpg)
![](https://cdn.adscientificindex.com/logos/11504.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/552.jpg)
![](https://cdn.adscientificindex.com/logos/552.jpg)
![](/assets/images/world-icon.png)
![Russia](/flags/ru.png)
![](https://cdn.adscientificindex.com/logos/8270.png)
![](https://cdn.adscientificindex.com/logos/8270.png)
![](/assets/images/world-icon.png)
![Malaysia](/flags/my.png)
![](https://cdn.adscientificindex.com/logos/10708.jpg)
![](https://cdn.adscientificindex.com/logos/10708.jpg)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/11001.jpg)
![](https://cdn.adscientificindex.com/logos/11001.jpg)
![](/assets/images/world-icon.png)
![Spain](/flags/es.png)
![](https://cdn.adscientificindex.com/logos/9407.jpg)
![](https://cdn.adscientificindex.com/logos/9407.jpg)
![](/assets/images/world-icon.png)
![Türkiye](/flags/tr.png)
![](https://cdn.adscientificindex.com/logos/2818.png)
![](https://cdn.adscientificindex.com/logos/2818.png)
![](/assets/images/world-icon.png)
![Germany](/flags/de.png)
![](https://cdn.adscientificindex.com/logos/10408.png)
![](https://cdn.adscientificindex.com/logos/10408.png)
![](/assets/images/world-icon.png)
![Brazil](/flags/br.png)
![](https://cdn.adscientificindex.com/logos/9896.png)
![](https://cdn.adscientificindex.com/logos/9896.png)
![](/assets/images/world-icon.png)
![Egypt](/flags/eg.png)
![](https://cdn.adscientificindex.com/logos/5509.jpg)
![](https://cdn.adscientificindex.com/logos/5509.jpg)