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Which countries have the most top-cited scientists in Physical Chemistry?

917 researchers whose main subfield is Physical Chemistry are in the 2026 list of top-cited scientists, the annual ranking often called the Stanford–Elsevier top 2% scientists list. China has the most (361, 39.4%), followed by the United States (97) and Spain (52). A country with 100 or more opens its institutions in the subfield; the others open their scientists in the table of all authors.

#	Country	Listed authors	Top 100k	Share of subfield	Highest-ranked author	Top institution
1	China	361	120	39.4%	Li, Can #1,813	Dalian Institute of Chemical Physics Chinese Academy of Sciences
2	United States	97	58	10.6%	Chen, Jingguang #816	Pacific Northwest National Laboratory
3	Spain	52	15	5.7%	Corma, Avelino #222	CSIC - Instituto de Catálisis y Petroleoquímica (ICP)
4	Italy	41	12	4.5%	Busca, Guido #2,600	Università degli Studi di Messina
5	Japan	40	12	4.4%	Haruta, Masatake #10,510	Institute of Science Tokyo
6	France	30	15	3.3%	Védrine, Jacques C. #24,342	Institut de Recherches sur la Catalyse et l'Environnement de Lyon
7	United Kingdom	27	9	2.9%	Hutchings, Graham John #2,890	Cardiff University
8	Germany	26	10	2.8%	Schlögl, Robert F. #915	Fritz Haber Institute of the Max Planck Society
9	South Korea	25	9	2.7%	Choi, Wonyong Yong #11,726	Korea Advanced Institute of Science and Technology
10	India	19	8	2.1%	Pradhan, Narayan C. #8,410	National Chemical Laboratory India
11	Netherlands	17	9	1.9%	Hensen, Emiel J.M. #13,067	Delft University of Technology
12	Poland	17	2	1.9%	Zaleska-Medynska, Adriana #21,647	Uniwersytet Jagielloński
13	Denmark	16	11	1.7%	NØrskov, Jens Kehlet #72	Technical University of Denmark
14	Russia	12	2	1.3%	Bahnemann, Detlef W. #8,064	Boreskov Institute of Catalysis SB RAS
15	Saudi Arabia	12	3	1.3%	Al-Fatesh, Ahmed Sadeq A. #25,007	King Saud University
16	Greece	11	5	1.2%	Konsolakis, Michalis #38,423	University of Patras
17	Switzerland	10	6	1.1%	Prins, R. P. #19,163	ETH Zürich
18	Czechia	8	2	0.9%	Ĉejka, Jir̂í #39,960	Charles University
19	Portugal	7	4	0.8%	Carabineiro, Sónia A.C. #16,861	Universidade do Porto
20	Australia	6	3	0.7%	Duan, Xiaoguang #2,350	The University of Adelaide
21	Finland	6	3	0.7%	Häkkinen, Hannu J. #8,861	University of Jyväskylä
22	Sweden	6	1	0.7%	Grönbeck, Henrik J. #82,133	Chalmers University of Technology
23	Belgium	5	1	0.5%	Bao-Lian, Su #17,474	Namur Institute of Structured Matter
24	Canada	5	3	0.5%	Sayari, Abdelhamíd #26,674	Université Laval
25	Taiwan	5	4	0.5%	Shu, Chi Min #69,107	National Taiwan University
26	Hungary	5	1	0.5%	Molnár, Árpád #87,250	Szegedi Tudományegyetem (SZTE)
27	Norway	4	3	0.4%	Olsbye, Unni #40,558	Universitetet i Oslo
28	Bulgaria	3	1	0.3%	Hadjiivanov, Konstantin I. #8,676	Institute of General and Inorganic Chemistry Bulgarian Academy of Sciences
29	Singapore	3	1	0.3%	Kawi, Sibudjing #17,909	National University of Singapore
30	Romania	3	2	0.3%	Marinescu, Maria #68,514	Universitatea din Bucuresti
31	Brazil	3	1	0.3%	da Silva, Márcio José #84,383	Universidade Federal de Vicosa
32	Türkiye	3	0	0.3%	Akbayrak, Serdar #107,149	Necmettin Erbakan Üniversitesi
33	Thailand	3	0	0.3%	Faungnawakij, Kajornsak #130,315	Thailand National Nanotechnology Center
34	Hong Kong	2	1	0.2%	Ho, Wingkei #17,922	The Education University of Hong Kong
35	Ireland	2	2	0.2%	Pillai, Suresh C. #26,588	Atlantic Technological University
36	Austria	2	2	0.2%	Parkinson, Gareth S. #37,250	TU Wien
37	United Arab Emirates	2	1	0.2%	Polychronopoulou, Kyriaki #65,783	Khalifa University
38	Iceland	2	1	0.2%	Skúlason, Egill #71,726	Atmonia ehf.
39	Vietnam	2	0	0.2%	Phung, Thanh Khoa #108,330	International University - Vietnam National University HCM City
40	Slovenia	2	0	0.2%	Pintar, Albin #122,510	National Institute of Chemistry Ljubljana
41	Egypt	2	0	0.2%	Abu-Zied, Bahaa Mohamed #126,710	Assiut University
42	Mexico	2	0	0.2%	Obregón, S. #140,617	Universidad Autónoma de Nuevo León
43	Malaysia	2	0	0.2%	Teoh, Wey Yang #216,570	Universiti Malaya
44	South Africa	1	1	0.1%	Dry, Mark E. #68,912	University of Cape Town
45	Ethiopia	1	1	0.1%	Weldegebrieal, Getu Kassegn #72,008	Debre Berhan University
46	Serbia	1	1	0.1%	Janković, Bojan Ž. #73,237	Institut za Nuklearne Nauke Vinca
47	Slovakia	1	0	0.1%	Šimon, Peter #143,060	Slovak University of Technology in Bratislava
48	Bangladesh	1	0	0.1%	Hasan, Zubair #156,390	East West University
49	Israel	1	0	0.1%	Vorontsov, Alexander V. #163,290	Ariel University
50	Iraq	1	0	0.1%	Ahmed Mustafa, Mohammed Ahmed #239,555	University of Samarra
51	Cyprus	1	0	0.1%	Efstathiou, Angelos M. #258,310	University of Cyprus
52	Pakistan	1	0	0.1%	Khan, Muhammad Kashif #270,295	Quaid-i-Azam University