Welcome to AD Scientific Index. The international independent ranking organisation AD Scientific Index is more than an ordinary "Ranking". The "AD Scientific Index" analyses the academic work of scientists using the H-index, i10 index and number of citations, and provides results that can be used to evaluate the productivity and efficiency of individuals and institutions. In addition to ranking according to "total H-index" for individuals and institutions, you can also see the ranking and analyses according to "last 6 years H-index", "total i10 Productivity index", "last 6 years i10 Productivity index", "total citations" and "last 6 years citations" only in "AD Scientific Index". See also: Subject Rankings, University Subject Rankings and  Universities Rankings.   Click here for individual or institutional registration.

Total 27 scientist
* Total H Index Rankings
World Rank
19,350
Country Rank
8,565
Institution Rank
44
United States
Michael Ladisch
bioprocess engineering
bioseparations
biomedical engineering
bioenergy
food safety
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
80
41
0.513
* Total H Index Rankings
World Rank
33,457
Country Rank
14,075
Institution Rank
78
United States
John W Sutherland
Environmental & Ecological Engineering
Manufacturing
Quality Engineering
Sustainable Manufacturing
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
67
50
0.746
* Total H Index Rankings
World Rank
45,777
Country Rank
18,577
Institution Rank
118
United States
Dor Ben Amotz
water mediated interactions
hyperspectral imaging
liquid theory
Raman
fluorescence
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
61
32
0.525
* Total H Index Rankings
World Rank
47,877
Country Rank
19,337
Institution Rank
125
United States
Cliff T Johnston
Environmental Soil Chemistry
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
60
34
0.567
* Total H Index Rankings
World Rank
67,094
Country Rank
25,889
Institution Rank
181
United States
Nathan S Mosier
Bioprocessing
Biofuels
Biochemicals
Bioproducts
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
53
34
0.642
* Total H Index Rankings
World Rank
67,531
Country Rank
26,036
Institution Rank
185
United States
Linda S Lee
environmental chemistry
environmental & ecological engineering
remediation
chemical fate
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
53
31
0.585
* Total H Index Rankings
World Rank
92,414
Country Rank
33,977
Institution Rank
259
United States
Ji Qin Ni
Air Quality
Anaerobic Digestion
Animal Environment
Waste Management
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
47
27
0.574
* Total H Index Rankings
World Rank
93,295
Country Rank
34,272
Institution Rank
260
United States
Albert Heber
indoor air quality
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
47
22
0.468
* Total H Index Rankings
World Rank
138,355
Country Rank
47,769
Institution Rank
385
United States
Jennifer L Freeman
Environmental and molecular toxicology
Developmental origins of health and disease
Genome/epigenome alterations
Cytogenetics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
39
32
0.821
* Total H Index Rankings
World Rank
175,924
Country Rank
58,296
Institution Rank
471
United States
Eduardo Ximenes
Environmental Microbiology
Food Safety
Lignocellulose Biomass conversion to fuels and value-added products
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
35
26
0.743
* Total H Index Rankings
World Rank
206,085
Country Rank
66,677
Institution Rank
543
United States
Andrew J Whelton
Water
Infrastructure
Plastics
Public Health
Energy
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
32
28
0.875
* Total H Index Rankings
World Rank
277,725
Country Rank
85,513
Institution Rank
712
United States
Roshanak Nateghi
Infrastructure Systems Resilience
Energy
Climate Change Risk
Environmental & Ecological Engineering
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
27
26
0.963
* Total H Index Rankings
World Rank
281,769
Country Rank
86,577
Institution Rank
721
United States
Margaret Gitau
Water Resources
Water Quality
Hydrologic and Water Quality Modeling
Data-Driven Decision-Making and Management
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
27
23
0.852
* Total H Index Rankings
World Rank
285,275
Country Rank
87,433
Institution Rank
726
United States
Zhi (George) Zhou
Environmental Engineering
Environmental & Ecological Engineering
Antibiotic Resistance
Biofuel
Carbon Nanotube
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
27
21
0.778
* Total H Index Rankings
World Rank
359,578
Country Rank
106,432
Institution Rank
901
United States
Brandon E Boor
Indoor Air Quality
Aerosol Science
Air Pollution
Architectural Engineering
Human Exposure
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
23
22
0.957
* Total H Index Rankings
World Rank
416,433
Country Rank
121,047
Institution Rank
1,016
United States
Amisha Shah
Environmental Engineering
Environmental Chemistry
Water Treatment
Disinfection By-Products
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
21
19
0.905
* Total H Index Rankings
World Rank
578,989
Country Rank
161,387
Institution Rank
1,283
United States
Pranay Ranjan
Institutions
water governance
conservation behavior
property rights
climate change adaptation
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
16
16
1.000
* Total H Index Rankings
World Rank
591,860
Country Rank
164,880
Institution Rank
1,310
United States
Shweta Singh
Physical-Input-Output-Tables
Process-Systems-Engineering
System-Dynamics
Machine-Learning
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
16
14
0.875
* Total H Index Rankings
World Rank
723,585
Country Rank
196,817
Institution Rank
1,497
United States
Marty D Frisbee
Groundwater/Surface-water Interactions
Isotope Hydrology
Mountain Hydrology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
13
12
0.923
* Total H Index Rankings
World Rank
1,081,206
Country Rank
274,019
Institution Rank
1,783
United States
Ganeshchandra Mallya
Probabilistic Drought Analysis
Climate Change
Hydrology
Hydroclimate
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
7
7
1.000
* Total H Index Rankings
World Rank
1,287,824
Country Rank
310,042
Institution Rank
1,979
United States
Fang Jiang
Structural Mechanics
Mechanics of Composite Materials
Finite Element Method
Tire Mechanics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total H Index Rankings
World Rank
1,429,291
Country Rank
333,885
Institution Rank
2,186
United States
Kristofer Isaacson
Environmental Engineering
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total H Index Rankings
World Rank
1,501,141
Country Rank
345,195
Institution Rank
2,387
United States
Karthik Basthi Shivaram
Environmental Engineering
Wastewater Treatment
Environmental Microbiology
Algae
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total H Index Rankings
World Rank
1,570,838
Country Rank
355,941
Institution Rank
2,482
United States
Karen S Casteloes
Environmental Engineering
Water Quality
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total H Index Rankings
World Rank
1,590,811
Country Rank
360,156
Institution Rank
2,532
United States
Wm Srilani Wickramasinghe
Ecological Science
Environmental Engineering
Green Technology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Total H Index AD Scientific Index - World Scientists Rankings - 2024 H Index Metrics
University Rank Country Rank Region Rank World Rank Name Country University / Institution Subject
Research Areas
Total Last 6 year Last 6 year/total
44 8,565 9,384 19,350 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

bioprocess engineering | bioseparations | biomedical engineering | bioenergy | food safety |

80 41 0.513
78 14,075 15,572 33,457 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Environmental & Ecological Engineering | Manufacturing | Quality Engineering | Sustainable Manufacturing |

67 50 0.746
118 18,577 20,658 45,777 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

water mediated interactions | hyperspectral imaging | liquid theory | Raman | fluorescence |

61 32 0.525
125 19,337 21,520 47,877 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Environmental Soil Chemistry |

60 34 0.567
181 25,889 28,998 67,094 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Bioprocessing | Biofuels | Biochemicals | Bioproducts |

53 34 0.642
185 26,036 29,162 67,531 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

environmental chemistry | environmental & ecological engineering | remediation | chemical fate |

53 31 0.585
259 33,977 38,210 92,414 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Air Quality | Anaerobic Digestion | Animal Environment | Waste Management |

47 27 0.574
260 34,272 38,552 93,295 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

indoor air quality |

47 22 0.468
385 47,769 53,945 138,355 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Environmental and molecular toxicology | Developmental origins of health and disease | Genome/epigenome alterations | Cytogenetics |

39 32 0.821
471 58,296 65,916 175,924 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Environmental Microbiology | Food Safety | Lignocellulose Biomass conversion to fuels and value-added products |

35 26 0.743
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543 66,677 75,455 206,085 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Water | Infrastructure | Plastics | Public Health | Energy |

32 28 0.875
712 85,513 96,815 277,725 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Infrastructure Systems Resilience | Energy | Climate Change Risk | Environmental & Ecological Engineering |

27 26 0.963
721 86,577 98,027 281,769 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Water Resources | Water Quality | Hydrologic and Water Quality Modeling | Data-Driven Decision-Making and Management |

27 23 0.852
726 87,433 99,008 285,275 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Environmental Engineering | Environmental & Ecological Engineering | Antibiotic Resistance | Biofuel | Carbon Nanotube |

27 21 0.778
901 106,432 120,427 359,578 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Indoor Air Quality | Aerosol Science | Air Pollution | Architectural Engineering | Human Exposure |

23 22 0.957
1,016 121,047 136,795 416,433 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Environmental Engineering | Environmental Chemistry | Water Treatment | Disinfection By-Products |

21 19 0.905
1,283 161,387 181,853 578,989 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Institutions | water governance | conservation behavior | property rights | climate change adaptation |

16 16 1.000
1,310 164,880 185,687 591,860 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Physical-Input-Output-Tables | Process-Systems-Engineering | System-Dynamics | Machine-Learning |

16 14 0.875
1,497 196,817 221,078 723,585 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Groundwater/Surface-water Interactions | Isotope Hydrology | Mountain Hydrology |

13 12 0.923
1,783 274,019 306,248 1,081,206 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Probabilistic Drought Analysis | Climate Change | Hydrology | Hydroclimate |

7 7 1.000
1,979 310,042 346,243 1,287,824 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Structural Mechanics | Mechanics of Composite Materials | Finite Element Method | Tire Mechanics |

5 5 1.000
2,186 333,885 372,944 1,429,291 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Environmental Engineering |

4 4 1.000
2,387 345,195 385,589 1,501,141 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Environmental Engineering | Wastewater Treatment | Environmental Microbiology | Algae |

4 4 1.000
2,482 355,941 397,592 1,570,838 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Environmental Engineering | Water Quality |

3 3 1.000
2,532 360,156 402,307 1,590,811 United States United States Purdue University Purdue University Engineering & Technology / Environmental Science & Engineering

Ecological Science | Environmental Engineering | Green Technology |

3 3 1.000