| Field | Subfield | Subject Category |
|---|---|---|
| Agriculture | Agricultural Sciences |
Agricultural Economics & Policy Agricultural Engineering Agriculture, Dairy & Animal Science Agriculture, Multidisciplinary Agriculture, Soil Science Agronomy Food Science & Technology Horticulture Nutrition & Dietetics |
| Environment/Ecology |
Biodiversity Conservation Ecology Environmental Sciences Water Resources |
|
| Plant & Animal Science |
Entomology Fisheries Forestry Marine & Freshwater Biology Mycology Ornithology Plant Sciences Veterinary Sciences Zoology |
| Field | Subfield | Subject Category |
|---|---|---|
| Engineering | Biomedical Engineering |
Engineering, Biomedical Cell & Tissue Engineering |
| Chemical Engineering |
Engineering, Chemical Green & Sustainable Science & Technology Polymer Science |
|
| Civil Engineering |
Construction & Building Technology Engineering, Civil Engineering, Geological Engineering, Ocean Transportation Transportation Science & Technology |
|
| Computer Science |
Artificial Intelligence Cybernetics Hardware & Architecture Information Systems Interdisciplinary Applications Software Engineering Theory & Methods |
|
| Electrical Engineering |
Engineering, Electrical & Electronic Instruments & Instrumentation Telecommunications Robotics Imaging Science & Photographic Technology |
|
| Energy Science & Engineering |
Energy & Fuels Engineering, Petroleum Nuclear Science & Technology |
|
| Environmental Science & Engineering |
Engineering, Environmental Environmental Sciences Environmental Studies |
|
| Materials Science |
Materials Science, Biomaterials Materials Science, Ceramics Materials Science, Characterization & Testing Materials Science, Coatings & Films Materials Science, Composites Materials Science, Multidisciplinary Materials Science, Paper & Wood Materials Science, Textiles Metallurgy & Metallurgical Engineering |
|
| Mechanical Engineering |
Engineering, Aerospace Engineering, Industrial Engineering, Manufacturing Engineering, Marine Engineering, Mechanical Mechanics Mining & Mineral Processing Thermodynamics Automation & Control Systems |
| Field | Subfield | Subject Category |
|---|---|---|
| Life Sciences | Biology & Biochemistry |
Anatomy & Morphology Biochemical Research Methods Biology Biophysics Evolutionary Biology Mathematical & Computational Biology Parasitology Pathology Physiology Reproductive Biology |
| Immunology |
Immunology Infectious Diseases Virology |
|
| Microbiology |
Biotechnology & Applied Microbiology Microbiology Microscopy |
|
| Molecular Biology & Genetics |
Biochemistry & Molecular Biology Cell & Tissue Engineering Cell Biology Developmental Biology Genetics & Heredity |
|
| Neuroscience & Behavior |
Behavioral Sciences Neuroimaging Neurosciences |
|
| Pharmacology & Toxicology |
Pharmacology & Pharmacy Substance Abuse Toxicology |
| Field | Subfield | Subject Category |
|---|---|---|
| Medicine | Clinical Medicine |
Allergy Andrology Anesthesiology Audiology & Speech-Language Pathology Cardiac & Cardiovascular Systems Clinical Neurology Critical Care Medicine Dentistry, Oral Surgery & Medicine Dermatology Emergency Medicine Endocrinology & Metabolism Gastroenterology & Hepatology Geriatrics & Gerontology Gerontology Health Care Sciences & Services Hematology Integrative & Complementary Medicine Medical Ethics Medical Informatics Medical Laboratory Technology Medicine, General & Internal Medicine, Legal Medicine, Research & Experimental Nursing Obstetrics & Gynecology Oncology Ophthalmology Orthopedics Otorhinolaryngology Pediatrics Peripheral Vascular Disease Primary Health Care Radiology, Nuclear Medicine & Medical Imaging Rehabilitation Respiratory System Rheumatology Surgery Transplantation Tropical Medicine Urology & Nephrology |
| Psychiatry/Psychology |
Psychiatry Psychology Psychology, Applied Psychology, Biological Psychology, Clinical Psychology, Developmental Psychology, Educational Psychology, Experimental Psychology, Mathematical Psychology, Multidisciplinary Psychology, Psychoanalysis Psychology, Social |
| Field | Subfield | Subject Category |
|---|---|---|
| Natural Sciences | Chemistry | |
| Geosciences |
Geochemistry & Geophysics Geography Geography, Physical Geology Geosciences, Multidisciplinary Imaging Science & Photographic Technology Limnology Meteorology & Atmospheric Sciences Mineralogy Oceanography Paleontology Remote Sensing Soil Science |
|
| Mathematics |
Logic Mathematics Mathematics, Applied Mathematics, Interdisciplinary Applications Statistics & Probability |
|
| Physics |
Acoustics Nanoscience & Nanotechnology Nuclear Science & Technology Optics Physics, Applied Physics, Atomic, Molecular & Chemical Physics, Condensed Matter Physics, Fluids & Plasmas Physics, Mathematical Physics, Multidisciplinary Physics, Nuclear Physics, Particles & Fields Quantum Science & Technology |
|
| Space Science |
Astronomy & Astrophysics |
| Field | Subfield | Subject Category |
|---|---|---|
| Social Sciences | Economics & Business |
Business Business, Finance Economics Industrial Relations & Labor Management Operations Research & Management Science |
| Social Sciences, General |
Area Studies Asian Studies Communication Criminology & Penology Demography Development Studies Education & Educational Research Education, Scientific Disciplines Education, Special Environmental Studies Ergonomics Ethics Ethnic Studies Family Studies Film, Radio, Television Folklore Health Policy & Services Hospitality, Leisure, Sport & Tourism Information Science & Library Science International Relations Law Planning & Development Political Science Public Administration Public, Environmental & Occupational Health Regional & Urban Planning Social Issues Social Sciences, Biomedical Social Sciences, Interdisciplinary Social Sciences, Mathematical Methods Social Work Sociology Sport Sciences Urban Studies Womens Studies |
| Field | Subfield | Subject Category |
|---|---|---|
| Social Sciences | Economics & Business |
Business Business, Finance Economics Industrial Relations & Labor Management Operations Research & Management Science |
| Social Sciences, General |
Area Studies Asian Studies Communication Criminology & Penology Demography Development Studies Education & Educational Research Education, Scientific Disciplines Education, Special Environmental Studies Ergonomics Ethics Ethnic Studies Family Studies Film, Radio, Television Folklore Health Policy & Services Hospitality, Leisure, Sport & Tourism Information Science & Library Science International Relations Law Planning & Development Political Science Public Administration Public, Environmental & Occupational Health Regional & Urban Planning Social Issues Social Sciences, Biomedical Social Sciences, Interdisciplinary Social Sciences, Mathematical Methods Social Work Sociology Sport Sciences Urban Studies Womens Studies |
| Field | Subfield | Subject Category |
|---|---|---|
| Social Sciences | Economics & Business |
Business Business, Finance Economics Industrial Relations & Labor Management Operations Research & Management Science |
| Social Sciences, General |
Area Studies Asian Studies Communication Criminology & Penology Demography Development Studies Education & Educational Research Education, Scientific Disciplines Education, Special Environmental Studies Ergonomics Ethics Ethnic Studies Family Studies Film, Radio, Television Folklore Health Policy & Services Hospitality, Leisure, Sport & Tourism Information Science & Library Science International Relations Law Planning & Development Political Science Public Administration Public, Environmental & Occupational Health Regional & Urban Planning Social Issues Social Sciences, Biomedical Social Sciences, Interdisciplinary Social Sciences, Mathematical Methods Social Work Sociology Sport Sciences Urban Studies Womens Studies |