Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Additionally, click to view the special rankings based on Productivity Rankings: Scientists Last 6 years' i10 Index", Universities Total i10 Index Rankings 2025, Universities Last 6 Years i10 Index Rankings 2025 "Art and Humanities i10 Productivity Rankings" and "Social Sciences and Humanities i10 Productivity Rankings".
* Total i10 IndexRankings
Ranking Based On Selection :26
Environmental engineering
Wastewater treatment
Membrane bioreactor
Phosphorus recovery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
79
66
0.835
* Total i10 IndexRankings
Ranking Based On Selection :27
Membranes
Materials
Water treatment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
74
73
0.986
* Total i10 IndexRankings
Ranking Based On Selection :28
Soft matter
Transport phenomena
Rheology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
71
37
0.521
* Total i10 IndexRankings
Ranking Based On Selection :29
Chemical Engineering
Materials Science
Nanomaterials Assembly
Machine Intelligence
Soft Robotics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
65
60
0.923
* Total i10 IndexRankings
Ranking Based On Selection :30
Smart Responsive Chemical Systems
Charge Separation at Interfaces
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
49
0.817
* Total i10 IndexRankings
Ranking Based On Selection :31
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
40
0.952
* Total i10 IndexRankings
Ranking Based On Selection :32
mRNA Medicine
Nucleic Acid Therapeutics
RNA Lipid Nanoparticles
Drug Formulations
Synthetic Chem
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
34
0.919
* Total i10 IndexRankings
Ranking Based On Selection :33
nanocluster
single-atom
catalysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
32
1.000
* Total i10 IndexRankings
Ranking Based On Selection :34
supercritical fluid
membrane
pervaperation
organic solvent naofiltration
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
28
0.933
* Total i10 IndexRankings
Ranking Based On Selection :35
Chemical Engineering
Membrane Separation
desalination
water treatment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
29
1.000
* Total i10 IndexRankings
Ranking Based On Selection :36
Heterogeneous Catalysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
29
1.000
* Total i10 IndexRankings
Ranking Based On Selection :37
Electrically conductive polymer nanocomposite with EMI shielding efficiency
piezoelectric
supercapacitor
Carbon Membrane and
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
27
1.000
* Total i10 IndexRankings
Ranking Based On Selection :38
Molecular Simulation
Adsorption
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
24
0.889
* Total i10 IndexRankings
Ranking Based On Selection :39
Organic Solvent Nanofiltration
Solvent-Resistant Membrane
Forward Osmosis
Reverse Osmosis
Pressure Retarded Osmosis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
* Total i10 IndexRankings
Ranking Based On Selection :40
single atom hollow Li-ion battery porous material
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
21
0.875
* Total i10 IndexRankings
Ranking Based On Selection :41
IoT
Sensing
Mobility
Security
Privacy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
18
0.783
* Total i10 IndexRankings
Ranking Based On Selection :42
Catalysis
Separation
Integrated Catalytic Membrane Reactor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
21
1.000
* Total i10 IndexRankings
Ranking Based On Selection :43
Membrane Science and Technology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
21
1.000
* Total i10 IndexRankings
Ranking Based On Selection :44
membrane
gas separation
wastewater treatment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
21
1.000
* Total i10 IndexRankings
Ranking Based On Selection :45
Chemical Engineering
Membrane science and technology
Separation
renewable energy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
20
0.952
* Total i10 IndexRankings
Ranking Based On Selection :46
Supercritical Fluids
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
19
0.905
* Total i10 IndexRankings
Ranking Based On Selection :47
Chemical Engineering
Gas Hydrates
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
20
1.000
* Total i10 IndexRankings
Ranking Based On Selection :48
Membranes
Pervaporation
Vapor permeation
Solvents purification
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
19
1.000
* Total i10 IndexRankings
Ranking Based On Selection :49
Materials modeling
Machine learning
Polymers
Proteins
Porous Materials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
17
0.895
* Total i10 IndexRankings
Ranking Based On Selection :50
Sustainability
Circular Economy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
18
1.000
Guanglei Qiu
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
79
66
0.835
Environmental engineering
Wastewater treatment
Membrane bioreactor
Phosphorus recovery
Sui Zhang
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
74
73
0.986
Membranes
Materials
Water treatment
Shing Bor Chen
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
71
37
0.521
Soft matter
Transport phenomena
Rheology
Po Yen Chen
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
65
60
0.923
Chemical Engineering
Materials Science
Nanomaterials Assembly
Machine Intelligence
Soft Robotics
Siowling Soh
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
49
0.817
Smart Responsive Chemical Systems
Charge Separation at Interfaces
Houjuan Zhu
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
42
40
0.952
Owen S Fenton
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
34
0.919
mRNA Medicine
Nucleic Acid Therapeutics
RNA Lipid Nanoparticles
Drug Formulations
Synthetic Chem
Shubo Tian
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
32
1.000
nanocluster
single-atom
catalysis
Dan Hua
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
28
0.933
supercritical fluid
membrane
pervaperation
organic solvent naofiltration
Liang Shen
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
29
1.000
Chemical Engineering
Membrane Separation
desalination
water treatment
Xinpu Fu
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
29
1.000
Heterogeneous Catalysis
Ranadip Bera
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
27
1.000
Electrically conductive polymer nanocomposite with EMI shielding efficiency
piezoelectric
supercapacitor
Carbon Membrane and
Kang Zhang
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
24
0.889
Molecular Simulation
Adsorption
Chunfeng Wan
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
Organic Solvent Nanofiltration
Solvent-Resistant Membrane
Forward Osmosis
Reverse Osmosis
Pressure Retarded Osmosis
Zailei Zhang
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
21
0.875
single atom hollow Li-ion battery porous material
Jun Han
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
18
0.783
IoT
Sensing
Mobility
Security
Privacy
Usman Oemar
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
21
1.000
Catalysis
Separation
Integrated Catalytic Membrane Reactor
Lu Kangjia
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
21
1.000
Membrane Science and Technology
Can Zeng Liang
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
21
1.000
membrane
gas separation
wastewater treatment
Yupan Tang
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
20
0.952
Chemical Engineering
Membrane science and technology
Separation
renewable energy
Lai Yeng Lee Cindy
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
19
0.905
Chong Zheng Rong
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
20
1.000
Chemical Engineering
Gas Hydrates
Gui Min Shi
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
19
1.000
Membranes
Pervaporation
Vapor permeation
Solvents purification
Qisong Xu
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
17
0.895
Materials modeling
Machine learning
Polymers
Proteins
Porous Materials
Thawatchai Maneerung
National University of Singapore
Queenstown, Singapore
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
18
1.000
Sustainability
Circular Economy