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 Index, Universities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :1
Photocatalysis
Nanotechnology
Photoelectrochemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
80,825
29,835
0.369
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :2
Chemie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,475
19,725
0.500
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :3
Biotechnology
Tissue Engineering
Enzyme Technology
Biosensors
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,890
7,961
0.400
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :4
energy materials
energy harvesting
thermoelectrics
mixed ionic-electronic conductors
solid state chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,699
7,196
0.458
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :5
materials physics
solid-state chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,668
5,587
0.409
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :6
Analytical Chemistry
Nucleation
Crystallization
Bio-inspired Materials Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,752
4,944
0.565
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :7
Inorganic Chemistry
Materials Chemistry
Nanotechnology
Biomaterials
Porous Materials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,058
3,993
0.397
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :8
Organic Chemistry
Pharmacology
Natural Products
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,418
1,508
0.341
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :9
Chemistry Education
Science Education
Instructional Quality
Scientific Reasoning
Eye-Tracking
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
997
816
0.818
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :10
Nanoscience
Magnetic Nanomaterials
Quantaum Dots
Surface Modification and Functionalization
Nano-Bio Interactions and Biolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,410
709
0.503
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :11
Inorganic Chemistry
Solid State Chemistry
Computational Chmistry
Forcefield Modelling
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,150
590
0.513
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :12
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
663
406
0.612
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :13
Computational Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
Detlef Bahnemann
Universität Hannover
Hannover, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
80,825
29,835
0.369
Photocatalysis
Nanotechnology
Photoelectrochemistry
Juergen Caro
Universität Hannover
Hannover, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,475
19,725
0.500
Thomas Scheper
Universität Hannover
Hannover, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,890
7,961
0.400
Biotechnology
Tissue Engineering
Enzyme Technology
Biosensors
Armin Feldhoff
Universität Hannover
Hannover, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,699
7,196
0.458
energy materials
energy harvesting
thermoelectrics
mixed ionic-electronic conductors
solid state chemistry
Paul Heitjans
Universität Hannover
Hannover, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,668
5,587
0.409
materials physics
solid-state chemistry
Denis Gebauer
Universität Hannover
Hannover, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,752
4,944
0.565
Analytical Chemistry
Nucleation
Crystallization
Bio-inspired Materials Chemistry
Peter Behrens
Universität Hannover
Hannover, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,058
3,993
0.397
Inorganic Chemistry
Materials Chemistry
Nanotechnology
Biomaterials
Porous Materials
Markus Kalesse
Universität Hannover
Hannover, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,418
1,508
0.341
Organic Chemistry
Pharmacology
Natural Products
Andreas Nehring
Universität Hannover
Hannover, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
997
816
0.818
Chemistry Education
Science Education
Instructional Quality
Scientific Reasoning
Eye-Tracking
Abuelmagd M Abdelmonem
Universität Hannover
Hannover, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,410
709
0.503
Nanoscience
Magnetic Nanomaterials
Quantaum Dots
Surface Modification and Functionalization
Nano-Bio Interactions and Biolog
Andreas Schneider
Universität Hannover
Hannover, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,150
590
0.513
Inorganic Chemistry
Solid State Chemistry
Computational Chmistry
Forcefield Modelling
Miodrag J Lukic
Universität Hannover
Hannover, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
663
406
0.612
* Last 6 Years Citation Counts Rankings
Janine Hellmers
Universität Hannover
Hannover, Germany
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000