Citation Rankings
Highly Cited Researchers

University of Maryland Baltimore Highly Cited Researchers CitationNatural Sciences / Physics Rankings 2025

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 IndexUniversities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025

* Total Citation Counts Rankings
Ranking Based On Selection :1
United States
Stefano Bertone
General relativity
space navigation
space geodesy
astrometry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,623
22,718
0.923
* Total Citation Counts Rankings
Ranking Based On Selection :2
United States
Larrabee Strow
spectroscopy
remote sensing
atmospheric
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,419
2,495
0.296
* Total Citation Counts Rankings
Ranking Based On Selection :3
United States
JD Franson
quantum optics
quantum information
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,059
1,877
0.233
* Total Citation Counts Rankings
Ranking Based On Selection :4
United States
Todd Pittman
Quantum Optics
Quantum Information
Nonlinear Optics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,997
2,446
0.306
* Total Citation Counts Rankings
Ranking Based On Selection :5
United States
Sebastian Deffner
Quantum thermodynamics
Statistical Physics
Theoretical Physics
Quantum Information Theory
Foundations of Physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,146
5,049
0.707
* Total Citation Counts Rankings
Ranking Based On Selection :6
United States
Laszlo Takacs
Materials science
physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,581
1,833
0.328
* Total Citation Counts Rankings
Ranking Based On Selection :7
United States
Markos Georganopoulos
Radio loud active galaxies
high energy astrophysics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,574
2,041
0.366
* Total Citation Counts Rankings
Ranking Based On Selection :8
United States
Zhibo Zhang|张智博
Atmopsheric Physics
Cloud and Aerosol Interactions
Remote Sensing
Radiative Transfer
Scattering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,088
3,463
0.681
* Total Citation Counts Rankings
Ranking Based On Selection :9
United States
Andrew Tangborn
Data assimilation
Remote Sensing
Planetary Boundary Layer
Geomagnetism
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,631
2,654
0.573
* Total Citation Counts Rankings
Ranking Based On Selection :10
United States
L Michael Hayden
2D semiconductors
nonlinear optics
organic materials
terahertz science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,486
1,531
0.341
* Total Citation Counts Rankings
Ranking Based On Selection :11
United States
SH Melfi
atmospheric sounding
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,277
456
0.107
* Total Citation Counts Rankings
Ranking Based On Selection :12
United States
Belay B Demoz
Atmospheric Physics
Observation and Analysis
instrumentation
lidar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,910
932
0.320
* Total Citation Counts Rankings
Ranking Based On Selection :13
United States
Neel Savani
Solar Physics - Heliophysics - Space Weather - Coronal Mass Ejections
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,666
1,531
0.574
* Total Citation Counts Rankings
Ranking Based On Selection :14
United States
Theodosia Gougousi
Thin films
Surfaces
Interfaces
Atomic Layer Deposition
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,418
733
0.303
* Total Citation Counts Rankings
Ranking Based On Selection :15
United States
Nicholas Cannady
Astroparticle physics
gamma-ray astronomy
gamma-ray instrumentation
astroparticle instrumentation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,458
1,299
0.891
* Total Citation Counts Rankings
Ranking Based On Selection :16
United States
Mark Henriksen
Astrophysics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,367
142
0.104
* Total Citation Counts Rankings
Ranking Based On Selection :17
United States
Jason P Kestner
quantum information
nanoscale and condensed matter physics
quantum control
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,259
687
0.546
* Total Citation Counts Rankings
Ranking Based On Selection :18
United States
Don Engel
computer vision
visualization
computational physics
natural language processing
computer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,068
287
0.269
* Total Citation Counts Rankings
Ranking Based On Selection :19
United States
Sergio De Souza Machado
Atmospheric and Climate Physics
Plasma and Astrophysics
Dynamics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,046
168
0.161
* Total Citation Counts Rankings
Ranking Based On Selection :20
United States
CA Romero Talamás
Plasma Physics
Fusion Energy
Fundamental Properties of Matter
Plasma Diagnostics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
836
257
0.307
* Total Citation Counts Rankings
Ranking Based On Selection :21
United States
Prasun K Kundu
General Relativity
Gravitational Astrophysics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
743
227
0.306
* Total Citation Counts Rankings
Ranking Based On Selection :22
United States
Rishi R Paudel
stellar activity
flares
M dwarfs
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
499
460
0.922
* Total Citation Counts Rankings
Ranking Based On Selection :23
United States
Hung Lam
Optical Sensors
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
304
112
0.368
* Total Citation Counts Rankings
Ranking Based On Selection :24
United States
Anin Puthukkudy
Atmospheric optics
Aerosol measurement
Remote sensing
Polarimetric remote sensing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
275
274
0.996
* Total Citation Counts Rankings
Ranking Based On Selection :25
United States
Jaron A. Kropp
Atomic layer deposition
2D materials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
234
232
0.991
* Total Citation Counts Rankings
Rankings
29,225
United States
13,364
10
Ranking Based On Selection: 1
Stefano Bertone
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
24,623
22,718
0.923
General relativity
space navigation
space geodesy
astrometry
* Total Citation Counts Rankings
Rankings
116,433
United States
45,638
38
Ranking Based On Selection: 2
Larrabee Strow
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,419
2,495
0.296
spectroscopy
remote sensing
atmospheric
* Total Citation Counts Rankings
Rankings
122,207
United States
47,560
42
Ranking Based On Selection: 3
JD Franson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,059
1,877
0.233
* Total Citation Counts Rankings
Rankings
123,246
United States
47,895
43
Ranking Based On Selection: 4
Todd Pittman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,997
2,446
0.306
Quantum Optics
Quantum Information
Nonlinear Optics
* Total Citation Counts Rankings
Rankings
139,300
United States
53,137
51
Ranking Based On Selection: 5
Sebastian Deffner
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,146
5,049
0.707
Quantum thermodynamics
Statistical Physics
Theoretical Physics
Quantum Information Theory
Foundations of Physics
* Total Citation Counts Rankings
Rankings
179,339
United States
65,784
62
Ranking Based On Selection: 6
Laszlo Takacs
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,581
1,833
0.328
* Total Citation Counts Rankings
Rankings
179,574
United States
65,864
63
Ranking Based On Selection: 7
Markos Georganopoulos
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,574
2,041
0.366
Radio loud active galaxies
high energy astrophysics
* Total Citation Counts Rankings
Rankings
196,126
United States
70,931
69
Ranking Based On Selection: 8
Zhibo Zhang|张智博
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,088
3,463
0.681
Atmopsheric Physics
Cloud and Aerosol Interactions
Remote Sensing
Radiative Transfer
Scattering
* Total Citation Counts Rankings
Rankings
214,771
United States
76,536
79
Ranking Based On Selection: 9
Andrew Tangborn
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,631
2,654
0.573
Data assimilation
Remote Sensing
Planetary Boundary Layer
Geomagnetism
* Total Citation Counts Rankings
Rankings
221,248
United States
78,440
81
Ranking Based On Selection: 10
L Michael Hayden
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,486
1,531
0.341
2D semiconductors
nonlinear optics
organic materials
terahertz science
* Total Citation Counts Rankings
Rankings
231,177
United States
81,418
83
Ranking Based On Selection: 11
SH Melfi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,277
456
0.107
* Total Citation Counts Rankings
Rankings
322,859
United States
107,797
119
Ranking Based On Selection: 12
Belay B Demoz
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,910
932
0.320
Atmospheric Physics
Observation and Analysis
instrumentation
lidar
* Total Citation Counts Rankings
Rankings
346,590
United States
114,419
128
Ranking Based On Selection: 13
Neel Savani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,666
1,531
0.574
Solar Physics - Heliophysics - Space Weather - Coronal Mass Ejections
* Total Citation Counts Rankings
Rankings
374,009
United States
122,096
136
Ranking Based On Selection: 14
Theodosia Gougousi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,418
733
0.303
Thin films
Surfaces
Interfaces
Atomic Layer Deposition
* Total Citation Counts Rankings
Rankings
533,851
United States
165,209
191
Ranking Based On Selection: 15
Nicholas Cannady
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,458
1,299
0.891
Astroparticle physics
gamma-ray astronomy
gamma-ray instrumentation
astroparticle instrumentation
* Total Citation Counts Rankings
Rankings
555,931
United States
170,997
199
Ranking Based On Selection: 16
Mark Henriksen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,367
142
0.104
* Total Citation Counts Rankings
Rankings
584,537
United States
178,383
206
Ranking Based On Selection: 17
Jason P Kestner
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,259
687
0.546
quantum information
nanoscale and condensed matter physics
quantum control
* Total Citation Counts Rankings
Rankings
642,926
United States
193,461
217
Ranking Based On Selection: 18
Don Engel
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,068
287
0.269
computer vision
visualization
computational physics
natural language processing
computer
* Total Citation Counts Rankings
Rankings
650,338
United States
195,305
220
Ranking Based On Selection: 19
Sergio De Souza Machado
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,046
168
0.161
Atmospheric and Climate Physics
Plasma and Astrophysics
Dynamics
* Total Citation Counts Rankings
Rankings
730,809
United States
214,936
242
Ranking Based On Selection: 20
CA Romero Talamás
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
836
257
0.307
Plasma Physics
Fusion Energy
Fundamental Properties of Matter
Plasma Diagnostics
* Total Citation Counts Rankings
Rankings
772,330
United States
224,528
256
Ranking Based On Selection: 21
Prasun K Kundu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
743
227
0.306
General Relativity
Gravitational Astrophysics
* Total Citation Counts Rankings
Rankings
901,968
United States
252,449
291
Ranking Based On Selection: 22
Rishi R Paudel
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
499
460
0.922
* Total Citation Counts Rankings
Rankings
1,099,565
United States
284,285
313
Ranking Based On Selection: 23
Hung Lam
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
304
112
0.368
* Total Citation Counts Rankings
Rankings
1,139,183
United States
289,879
316
Ranking Based On Selection: 24
Anin Puthukkudy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
275
274
0.996
Atmospheric optics
Aerosol measurement
Remote sensing
Polarimetric remote sensing
* Total Citation Counts Rankings
Rankings
1,206,070
United States
299,164
324
Ranking Based On Selection: 25
Jaron A. Kropp
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
234
232
0.991
Atomic layer deposition
2D materials