Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: Scientists Last 6 years Citation Index, Universities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025
* Total Citation Counts Rankings
Ranking Based On Selection :1
Sustainable energy
Surface Science
Catalysis
Electrocatalysis
Photoelectrocatalysis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
82,243
49,680
0.604
* Total Citation Counts Rankings
Ranking Based On Selection :2
astrofysik
kosmologi
storskalastrukturer i universet
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
63,969
29,715
0.465
* Total Citation Counts Rankings
Ranking Based On Selection :3
physics
graphene
materials science
heterogeneous catalysis
surface science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59,400
22,445
0.378
* Total Citation Counts Rankings
Ranking Based On Selection :4
Galaxy formation
Gamma-ray Bursts
quasars
instrumentation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51,204
22,736
0.444
* Total Citation Counts Rankings
Ranking Based On Selection :5
Theoretical condensed matter physics
electronics structure
materials simulation and design
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48,661
18,927
0.389
* Total Citation Counts Rankings
Ranking Based On Selection :6
Exoplanets
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37,658
18,093
0.480
* Total Citation Counts Rankings
Ranking Based On Selection :7
Solid State Physics & Nanotechnology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,383
21,577
0.666
* Total Citation Counts Rankings
Ranking Based On Selection :8
Electronic structure theory
quantum transport
energy materials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,759
17,799
0.598
* Total Citation Counts Rankings
Ranking Based On Selection :9
Soft condensed matter
biophysics
SAXS
SANS
Light scattering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,699
9,967
0.336
* Total Citation Counts Rankings
Ranking Based On Selection :10
Cosmology
astrophysics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,247
12,552
0.461
* Total Citation Counts Rankings
Ranking Based On Selection :11
Supercontinuum generation
photonic crystal fibers
fiber optical sensors
polymer optical fiber fabrication
solitons
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,935
9,866
0.412
* Total Citation Counts Rankings
Ranking Based On Selection :12
Astrophysics
Active Galaxies
Quasars
Black Holes
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,335
7,631
0.358
* Total Citation Counts Rankings
Ranking Based On Selection :13
Physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,275
9,853
0.463
* Total Citation Counts Rankings
Ranking Based On Selection :14
physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,554
5,525
0.269
* Total Citation Counts Rankings
Ranking Based On Selection :15
theoretical nanoelectronics
2d materials
molecular electronics
nano-scale transport
computer simulation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,462
7,344
0.359
* Total Citation Counts Rankings
Ranking Based On Selection :16
Astrophysics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,453
11,104
0.543
* Total Citation Counts Rankings
Ranking Based On Selection :17
Ice cores
Paleoclimate
Geochronology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,451
8,977
0.439
* Total Citation Counts Rankings
Ranking Based On Selection :18
Theoretical Physics
High Energy Physics
Lattice Field Theory
String Theory
Epidemiology and Quantitative Biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,345
5,671
0.293
* Total Citation Counts Rankings
Ranking Based On Selection :19
Astronomi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,068
7,211
0.378
* Total Citation Counts Rankings
Ranking Based On Selection :20
microfluidics
acoustics
electrokinetics
osmosis
lab-on-a-chip
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,922
8,380
0.443
* Total Citation Counts Rankings
Ranking Based On Selection :21
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,896
6,610
0.369
* Total Citation Counts Rankings
Ranking Based On Selection :22
condensed matter physics
solid state physics
low-dimensional systems
electronic structure
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,677
6,703
0.379
* Total Citation Counts Rankings
Ranking Based On Selection :23
Galaxy Evolution
Cosmology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,622
10,693
0.607
* Total Citation Counts Rankings
Ranking Based On Selection :24
x-ray physics
ultrafast science
x-ray scattering
condensed matter physics
organic electronics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,440
4,814
0.276
* Total Citation Counts Rankings
Ranking Based On Selection :25
Terahertz spectroscopy
ultrafast processes
nonlinear optics
THz imaging technology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,431
7,452
0.428
Ib Chorkendorff
Technical University of Denmark
Kongens Lyngby, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
82,243
49,680
0.604
Sustainable energy
Surface Science
Catalysis
Electrocatalysis
Photoelectrocatalysis
Allan Hornstrup
Technical University of Denmark
Kongens Lyngby, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
63,969
29,715
0.465
astrofysik
kosmologi
storskalastrukturer i universet
Bjørk Hammer
Aarhus University
Aarhus, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59,400
22,445
0.378
physics
graphene
materials science
heterogeneous catalysis
surface science
Johan Fynbo
University of Copenhagen
Copenhagen, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51,204
22,736
0.444
Galaxy formation
Gamma-ray Bursts
quasars
instrumentation
Karsten Wedel Jacobsen
Technical University of Denmark
Kongens Lyngby, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48,661
18,927
0.389
Theoretical condensed matter physics
electronics structure
materials simulation and design
La Buchhave|L. Buchhave
Technical University of Denmark
Kongens Lyngby, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37,658
18,093
0.480
Muhammad Hanif
Aarhus University
Aarhus, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,383
21,577
0.666
Kristian Sommer Thygesen
Technical University of Denmark
Kongens Lyngby, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,759
17,799
0.598
Electronic structure theory
quantum transport
energy materials
Jan Skov Pedersen
Aarhus University
Aarhus, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,699
9,967
0.336
Soft condensed matter
biophysics
SAXS
SANS
Light scattering
Darach Watson
University of Copenhagen
Copenhagen, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,247
12,552
0.461
Ole Bang
Technical University of Denmark
Kongens Lyngby, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,935
9,866
0.412
Supercontinuum generation
photonic crystal fibers
fiber optical sensors
polymer optical fiber fabrication
solitons
Marianne Vestergaard
University of Copenhagen
Copenhagen, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,335
7,631
0.358
Astrophysics
Active Galaxies
Quasars
Black Holes
N Asger Mortensen|
University of Southern Denmark
Tianjin, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,275
9,853
0.463
Antti Pekka Jauho
Technical University of Denmark
Kongens Lyngby, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,554
5,525
0.269
Mads Brandbyge
Technical University of Denmark
Kongens Lyngby, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,462
7,344
0.359
theoretical nanoelectronics
2d materials
molecular electronics
nano-scale transport
computer simulation
Maximilian Stritzinger
Aarhus University
Aarhus, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,453
11,104
0.543
Anders Svensson
University of Copenhagen
Copenhagen, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,451
8,977
0.439
Francesco Sannino
University of Southern Denmark
Tianjin, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,345
5,671
0.293
Theoretical Physics
High Energy Physics
Lattice Field Theory
String Theory
Epidemiology and Quantitative Biology
Erik Høg
University of Copenhagen
Copenhagen, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,068
7,211
0.378
Henrik Bruus
Technical University of Denmark
Kongens Lyngby, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,922
8,380
0.443
microfluidics
acoustics
electrokinetics
osmosis
lab-on-a-chip
Jeppe C Dyre
Roskilde University
Roskilde, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,896
6,610
0.369
Philip Hofmann
Aarhus University
Aarhus, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,677
6,703
0.379
condensed matter physics
solid state physics
low-dimensional systems
electronic structure
Sune Toft
University of Copenhagen
Copenhagen, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,622
10,693
0.607
Martin Meedom Nielsen
Technical University of Denmark
Kongens Lyngby, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,440
4,814
0.276
x-ray physics
ultrafast science
x-ray scattering
condensed matter physics
organic electronics
Peter Uhd Jepsen
Technical University of Denmark
Kongens Lyngby, Denmark
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,431
7,452
0.428
Terahertz spectroscopy
ultrafast processes
nonlinear optics
THz imaging technology