| Ahmed | Azzam | Helwan University | Egypt | Chemistry | Analytical Chemistry | worldtopscientists.com |
| Ahmed | Azzam | Helwan University | Egypt | Chemistry | Analytical chemistry | worldtopscientists.com |
| Ahmed | LAALA | Abdelhafid Boussouf University Center of Mila | Algeria | Other | Ecology | worldtopscientists.com |
| Ahmed | Meshaal | Faculty of science Al Azhar university | Egypt | Immunology and Microbiology | Assiut governorate | worldtopscientists.com |
| Ahmed | Alrashed | Imam Muhammad Ibn Saud Islamic University | Saudi Arabia | Business, Management and Accounting | Accounting and Finance | worldtopscientists.com |
| Ahmed | Jawhari | Jazan University | Saudi Arabia | Chemistry | Analytical Chemistry | worldtopscientists.com |
| AHMED | ELGHARIB | Department of Botany and Plant Physiology, University of Malaga, Campus de Teatinos s/n, E-29071 Malaga, Spain; | Egypt | Environmental Science | Plant Ecology and Taxonym | worldtopscientists.com |
| Ahmadreza | Mohebbi | University of Auckland | New Zealand | Arts and Humanities | Applied Linguistics | worldtopscientists.com |
| Ahmad Ratib | Sharafat | Sayed jamalluddin Afghani University | Afghanistan | Agricultural and Biological Sciences | Plant biotecnology | worldtopscientists.com |
| Ahmad | Salahi | University of zanjan | Iran | Agricultural and Biological Sciences | Poultry nutrition | worldtopscientists.com |
| Agostinho | da Silva | Beira Interior University | Portugal | Engineering | Engenharia e Gestão Industrial | worldtopscientists.com |
| Aggeliki | Barberopoulou | Tsunami Society International | United States | Earth and Planetary Sciences | Earthquake and Tsunami Hazards | worldtopscientists.com |
| Afsin | Gungor | Akdeniz University | Turkey | Energy | renewable energy | worldtopscientists.com |
| Afeez | Adedayo | Western Illinois University Alumni | United States | Agricultural and Biological Sciences | Phytopathology | worldtopscientists.com |
| Adi | Fahrudin | Universitas Esa Unggul | Indonesia | Social Sciences | Social Work, Community Psychology, Counseling | worldtopscientists.com |
| Adem | Gök | Kırklareli University | Turkey | Economics, Econometrics and Finance | Development, Economics of Governance, Environmental Economics | |
| Adelaide | Dinoi | ISAC-CNR | Italy | Earth and Planetary Sciences | Scienze ambientali | worldtopscientists.com |
| Adão M. | Sebastião | DEGEIT - Departamento de Economia, Gestão, Engenharia Industrial e Turismo - Universidade de Aveiro 3810-193 Aveiro, Portugal / Universidade Privada de Angola | Portugal | Business, Management and Accounting | Sustentabilidade | worldtopscientists.com |
| Adamu | Rasheed | Bayero University Kano | Nigeria | Chemical Engineering | Waste Valorization | worldtopscientists.com |
| ADAMALI | SHAH | KING SAUD UNIVERSITY | Saudi Arabia | Engineering | converter | worldtopscientists.com |