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. Click for "last 6 years' i10 index". Also see: Universities Rankings 2024 (Sort by : Total i10 Index) and Universities Rankings 2024 (Sort by : Last 6 Years i10 Index)
* Total i10 Index Rankings
World Rank
368,364
Country Rank
248
Institution Rank : 1
Fish Biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
28
0.737
* Total i10 Index Rankings
World Rank
460,655
Country Rank
387
Institution Rank : 2
molecular characterisation of crops
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
21
0.700
* Total i10 Index Rankings
World Rank
591,994
Country Rank
580
Institution Rank : 3
Forestry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
16
0.727
* Total i10 Index Rankings
World Rank
626,990
Country Rank
640
Institution Rank : 4
Conservation Biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
18
0.900
* Total i10 Index Rankings
World Rank
677,599
Country Rank
717
Institution Rank : 5
Landscape ecology
Biodiversity
Microbial Sciences
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
14
0.778
* Total i10 Index Rankings
World Rank
700,345
Country Rank
759
Institution Rank : 6
Agricultural Entomology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
14
0.824
* Total i10 Index Rankings
World Rank
760,906
Country Rank
855
Institution Rank : 7
Fish/Food processing and quality assurance
Food processing & nutrient conservation
Food and culture
Food and nutrition securi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
10
0.667
* Total i10 Index Rankings
World Rank
885,341
Country Rank
1,102
Institution Rank : 8
Crop Protection
Crop Production
Root & Tuber Crops
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
9
0.818
* Total i10 Index Rankings
World Rank
919,355
Country Rank
1,185
Institution Rank : 9
Organic Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
* Total i10 Index Rankings
World Rank
941,835
Country Rank
1,242
Institution Rank : 10
Nuclear Science and Technology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
* Total i10 Index Rankings
World Rank
972,256
Country Rank
1,307
Institution Rank : 11
Employee empowerment
socila capital
organizational citizenship
Green Human Resource management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
6
0.667
* Total i10 Index Rankings
World Rank
974,418
Country Rank
1,316
Institution Rank : 12
Agriculture
Forestry and Environment
Soil - land use interactions
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
5
0.556
* Total i10 Index Rankings
World Rank
1,123,007
Country Rank
1,806
Institution Rank : 13
strategic management
Research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
5
0.833
* Total i10 Index Rankings
World Rank
1,127,564
Country Rank
1,831
Institution Rank : 14
Entrepreneurship.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
5
0.833
* Total i10 Index Rankings
World Rank
1,129,293
Country Rank
1,840
Institution Rank : 15
Curriculum Theory
Trends in Teacher Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
* Total i10 Index Rankings
World Rank
1,130,008
Country Rank
1,845
Institution Rank : 16
Entrepreneurship
human resource development and strategic management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
* Total i10 Index Rankings
World Rank
1,132,940
Country Rank
1,865
Institution Rank : 17
Cognitive Linguistics
multilingual education
phonology
sociolinguistics and syntax
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
* Total i10 Index Rankings
World Rank
1,163,947
Country Rank
1,971
Institution Rank : 18
Waste beneficiation
CO2 adsorption
Brine mineralization
Fabrication of CO2 sorbents from waste
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total i10 Index Rankings
World Rank
1,204,767
Country Rank
2,134
Institution Rank : 19
Human Ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
* Total i10 Index Rankings
World Rank
1,210,834
Country Rank
2,186
Institution Rank : 20
Fabrication of Nanomaterials
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
* Total i10 Index Rankings
World Rank
1,219,326
Country Rank
2,245
Institution Rank : 21
Crop Protection
Food security
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
* Total i10 Index Rankings
World Rank
1,251,897
Country Rank
2,358
Institution Rank : 22
Biodiversity
Conservation
Spatial Ecology
Climate Change
Environmental Planning
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 Index Rankings
World Rank
1,254,477
Country Rank
2,374
Institution Rank : 23
gut microbiome
diabetes
food systems
legumes
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 Index Rankings
World Rank
1,281,598
Country Rank
2,469
Institution Rank : 24
Management
governance
higher education management
public administration
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 Index Rankings
World Rank
1,298,200
Country Rank
2,577
Institution Rank : 25
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 Index Rankings
World Ranking
368,364
Country Ranking
248
Institution Ranking
1
Charles Ngugi
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
28
0.737
* Total i10 Index Rankings
World Ranking
460,655
Country Ranking
387
Institution Ranking
2
Moses Muriithi mathenge
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
21
0.700
molecular characterisation of crops
* Total i10 Index Rankings
World Ranking
591,994
Country Ranking
580
Institution Ranking
3
Mwangi James Kinyanjui
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
16
0.727
* Total i10 Index Rankings
World Ranking
626,990
Country Ranking
640
Institution Ranking
4
Duncan Kimuyu
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
18
0.900
* Total i10 Index Rankings
World Ranking
677,599
Country Ranking
717
Institution Ranking
5
George G. Ndiritu
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
14
0.778
Landscape ecology
Biodiversity
Microbial Sciences
* Total i10 Index Rankings
World Ranking
700,345
Country Ranking
759
Institution Ranking
6
Linus Gitonga
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
14
0.824
Agricultural Entomology
* Total i10 Index Rankings
World Ranking
760,906
Country Ranking
855
Institution Ranking
7
Michael Ni Lokuruka
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
10
0.667
Fish/Food processing and quality assurance
Food processing & nutrient conservation
Food and culture
Food and nutrition securi
* Total i10 Index Rankings
World Ranking
885,341
Country Ranking
1,102
Institution Ranking
8
Agnes W. Kihurani
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
9
0.818
Crop Protection
Crop Production
Root & Tuber Crops
* Total i10 Index Rankings
World Ranking
919,355
Country Ranking
1,185
Institution Ranking
9
David Sujee Makhanu
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
* Total i10 Index Rankings
World Ranking
941,835
Country Ranking
1,242
Institution Ranking
10
Jeremiah Kebwaro
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
Nuclear Science and Technology
Click for INSTITUTIONAL BULK REGISTRATION and PREMIUM MEMBERSHIP advantages
* Total i10 Index Rankings
World Ranking
972,256
Country Ranking
1,307
Institution Ranking
11
Anne Kariuki
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
6
0.667
Employee empowerment
socila capital
organizational citizenship
Green Human Resource management
* Total i10 Index Rankings
World Ranking
974,418
Country Ranking
1,316
Institution Ranking
12
Hellen Wangechi Kamiri
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
5
0.556
Agriculture
Forestry and Environment
Soil - land use interactions
* Total i10 Index Rankings
World Ranking
1,123,007
Country Ranking
1,806
Institution Ranking
13
Beatrice Ombaka
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
5
0.833
* Total i10 Index Rankings
World Ranking
1,127,564
Country Ranking
1,831
Institution Ranking
14
Kenneth Wanjau
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
5
0.833
* Total i10 Index Rankings
World Ranking
1,129,293
Country Ranking
1,840
Institution Ranking
15
Josphat Kagema
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
* Total i10 Index Rankings
World Ranking
1,130,008
Country Ranking
1,845
Institution Ranking
16
Teresia Kyalo
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
Entrepreneurship
human resource development and strategic management
* Total i10 Index Rankings
World Ranking
1,132,940
Country Ranking
1,865
Institution Ranking
17
Moses Gatambuki
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
Cognitive Linguistics
multilingual education
phonology
sociolinguistics and syntax
* Total i10 Index Rankings
World Ranking
1,163,947
Country Ranking
1,971
Institution Ranking
18
Grace Nyambura Muriithi
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Waste beneficiation
CO2 adsorption
Brine mineralization
Fabrication of CO2 sorbents from waste
* Total i10 Index Rankings
World Ranking
1,204,767
Country Ranking
2,134
Institution Ranking
19
Ezekiel Mbitha Mwenzwa
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
* Total i10 Index Rankings
World Ranking
1,210,834
Country Ranking
2,186
Institution Ranking
20
Dezzline Ondigo
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
Fabrication of Nanomaterials
* Total i10 Index Rankings
World Ranking
1,219,326
Country Ranking
2,245
Institution Ranking
21
Rael Birithia
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
* Total i10 Index Rankings
World Ranking
1,251,897
Country Ranking
2,358
Institution Ranking
22
Geoffrey Wambugu
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Biodiversity
Conservation
Spatial Ecology
Climate Change
Environmental Planning
* Total i10 Index Rankings
World Ranking
1,254,477
Country Ranking
2,374
Institution Ranking
23
Sheila Kilonzi
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 Index Rankings
World Ranking
1,281,598
Country Ranking
2,469
Institution Ranking
24
Kellen Kiambati
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
Management
governance
higher education management
public administration
* Total i10 Index Rankings
World Ranking
1,298,200
Country Ranking
2,577
Institution Ranking
25
Josephine W. Njambuya
Karatina University
Karatina, Kenya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750