Total 2,392,995 scientists, country 221, and institutions 24,455 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
Cardiology
Atherosclerosis
Cardiac Imaging
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,143
865
0.757
* Total i10 IndexRankings
Ranking Based On Selection: 2
Cardiololgy
heart failure
quality of care and outcomes
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
912
652
0.715
* Total i10 IndexRankings
Ranking Based On Selection: 3
cardiology
physiology
mathematical biology
systems biology
nonlinear dynamics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
329
164
0.498
* Total i10 IndexRankings
Ranking Based On Selection: 4
athero
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
223
136
0.610
* Total i10 IndexRankings
Ranking Based On Selection: 5
Electrophysiology
Biophysics
Cardiology
Cardiac Arrhythmias
Ion channels
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
218
185
0.849
* Total i10 IndexRankings
Ranking Based On Selection: 6
interventional cardiology
intravascular ultrasound imaging
coronary artery stenting
adult structural heart disease (PFO
A
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
200
79
0.395
* Total i10 IndexRankings
Ranking Based On Selection: 7
Cardiac electrophysiology
Systems Biology
Biophysics
Nonlinear Dynamics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
182
120
0.659
* Total i10 IndexRankings
Ranking Based On Selection: 8
Neurocardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
159
100
0.629
* Total i10 IndexRankings
Ranking Based On Selection: 9
Cardiology
Heart failure
Prosthetic valves
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
150
93
0.620
* Total i10 IndexRankings
Ranking Based On Selection: 10
Cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
102
57
0.559
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* Total i10 IndexRankings
Ranking Based On Selection: 11
Cardiac Arrhythmias
Ventricular Tachycardia
Neural Regulation of Cardiac Electrophysiology
Autonomic Nervous System
Biomarke
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
91
78
0.857
* Total i10 IndexRankings
Ranking Based On Selection: 12
Cardiology
Outcomes Research
Health Equity
Health Services Research
Population Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
61
56
0.918
* Total i10 IndexRankings
Ranking Based On Selection: 13
Cardiovascular MRI
echocardiography
cardiac CT
nuclear cardiology
telecardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
45
0.900
* Total i10 IndexRankings
Ranking Based On Selection: 14
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
38
0.950
* Total i10 IndexRankings
Ranking Based On Selection: 15
Cardiovascular Disease
Cardiovascular Biology
BMP Signaling
Vascular Calcification
Calcium Signaling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
30
0.769
* Total i10 IndexRankings
Ranking Based On Selection: 16
cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
11
0.423
* Total i10 IndexRankings
Ranking Based On Selection: 17
Cardiology
Genetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
20
0.952
* Total i10 IndexRankings
Ranking Based On Selection: 18
Cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
11
0.688
* Total i10 IndexRankings
Ranking Based On Selection: 19
Cardiology
Electrophysiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
14
0.933
* Total i10 IndexRankings
Ranking Based On Selection: 20
Cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
12
0.800
* Total i10 IndexRankings
Ranking Based On Selection: 21
Cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
10
0.833
* Total i10 IndexRankings
Ranking Based On Selection: 22
Medicine
Electrophysiology
Regenerative Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 23
Cardiology
Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
7
0.700
* Total i10 IndexRankings
Ranking Based On Selection: 24
Cardiology
Asian-American/Pacific Islanders
Social determinants of health
Health disparities
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
5
0.556
* Total i10 IndexRankings
Ranking Based On Selection: 25
Cardiology
cardiac conduction system
electrophysiology
neurocardiology
cardiac nerve patterning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
5
0.833
Matthew J Budoff
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1,143
865
0.757
Cardiology
Atherosclerosis
Cardiac Imaging
Gregg C Fonarow
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
912
652
0.715
Cardiololgy
heart failure
quality of care and outcomes
James N Weiss
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
329
164
0.498
cardiology
physiology
mathematical biology
systems biology
nonlinear dynamics
Mohamad Navab
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
223
136
0.610
Thao P Nguyen
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
218
185
0.849
Electrophysiology
Biophysics
Cardiology
Cardiac Arrhythmias
Ion channels
Jonathan M Tobis
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
200
79
0.395
interventional cardiology
intravascular ultrasound imaging
coronary artery stenting
adult structural heart disease (PFO
A
Zhilin Qu
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
182
120
0.659
Cardiac electrophysiology
Systems Biology
Biophysics
Nonlinear Dynamics
Jeffrey Ardell
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
159
100
0.629
Steven S Khan
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
150
93
0.620
Cardiology
Heart failure
Prosthetic valves
Noel G Boyle
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
102
57
0.559
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Olujimi A Ajijola
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
91
78
0.857
Cardiac Arrhythmias
Ventricular Tachycardia
Neural Regulation of Cardiac Electrophysiology
Autonomic Nervous System
Biomarke
Boback Ziaeian
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
61
56
0.918
Cardiology
Outcomes Research
Health Equity
Health Services Research
Population Health
Kim Lien Nguyen
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
45
0.900
Cardiovascular MRI
echocardiography
cardiac CT
nuclear cardiology
telecardiology
Thomas Vallim
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
38
0.950
Xinjiang Cai
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
30
0.769
Cardiovascular Disease
Cardiovascular Biology
BMP Signaling
Vascular Calcification
Calcium Signaling
Naoko Sasaki
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
11
0.423
Jessica Wang
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
20
0.952
Peyman N Azadani
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
11
0.688
Justin Hayase
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
14
0.933
Rimao Wu
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
12
0.800
Justin Sharim Md
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
10
0.833
Arash Pezhouman
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000
Medicine
Electrophysiology
Regenerative Medicine
Aditya Goud
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
7
0.700
Daniel Wang
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
5
0.556
Cardiology
Asian-American/Pacific Islanders
Social determinants of health
Health disparities
Ching Zhu
University of California Los Angeles
Los Angeles, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
5
0.833
Cardiology
cardiac conduction system
electrophysiology
neurocardiology
cardiac nerve patterning