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Top Disciplines (by citations)

#DisciplineArticlesCitationsR ARankR CRank
1Chemistry5,313449,2612614
2Physics4,650368,4545062
3Biology3,683354,7456156
4Science2,909240,72584118
5Nanotechnology2,810204,549129
6Materials2,938201,774175
7Biocompatible Materials1,694139,225102
8Molecular Biology2,243124,0677293
9Natural history430121,845144111
10Medicine2,430119,753124141
11Materials Science2,043110,8451511
12Biochemistry2,14198,26199104
13Biotechnology1,37887,8462924
14Cytology95678,36375104
15nanoscience1,09578,014107
16Research2,14777,2366881
17Cell Biology79270,45189113
18Human genetics34869,4938694
19Chemical Engineering1,01164,480215
20Microbiology1,17360,738103133
21Bioengineering79059,0742331
22Optical materials80153,194126
23Nanostructured Materials97153,007127
24Catalysis86551,0132010
25Polymers1,05943,7855128
26Virology41443,571107118
27Physical Chemistry25741,016719
28Colloids66339,006177
29Biomedical Engineering1,00038,9131714
30Public Health61738,68315179
31Ecology66538,476197218
32Artificial Intelligence1,01437,971816
33Solid State Physics1,19537,3618199
34Biophysics99237,1357951
35Analytical Chemistry77236,8264421
36Surface Chemistry66336,274144
37Bioorganic chemistry19535,897964
38Condensed Matter1,08435,44993114
39Nanostructures25735,436155
40Organic Chemistry21535,3781698
41Pharmacology66335,30212957
42Environment50834,87193101
43Statistical physics1,36333,8832041
44miniaturization47833,7241429
45Neurology70533,625254312
46Cell differentiation32732,2644535
47Immunology50831,657183181
48Pollution57231,082118118
49Wireless Communication Systems43530,288185
50Telecommunication52930,2782515
51Cancer71330,2369097
52Photonics47328,816175
53Microelectronics46228,3191229
54Genetics41227,847171185
55Immunity17727,13613195
56management48326,9891753
57polymerization71826,9666442
58Developmental Biology37326,6786670
59Nuclear Physics1,07325,942191273
60Optics1,02425,9135649
61Signal Processing65125,8521627
62Energy Conversion18625,8052914
63Electronics85225,6784121
64Biochemical Engineering22625,1424558
65Environmental Health49924,594134134
66Water pollution30424,1732314
67Water29523,5333117
68Nanoparticles38622,988125
69Environmental Chemistry11022,34711816
70Pharmaceutical Chemistry46121,3167765
71Psychiatry48320,420201238
72Economics61719,3064881
73United States51718,593223172
74Nutrition51318,424105124
75Cell death18117,9843818
76Computational Biology42417,6942898
77Environmental Engineering26517,638124112
78fuel cells21417,5862017
79Automation34917,1632216
80Industrial Engineering48016,86284
81Psychology49216,134203235
82Stem cells28216,128177
83Medical genetics32316,002158197
84Radio30515,5532521
85Engineering Mathematics24815,177524
86Image Processing36614,9452129
87Technology45714,3876466
88energy conservation25714,2001511
89Genetic engineering21114,0572713
90Green Chemistry24114,0512725
91Engineering45513,9513926
92Hematology45713,871290293
93Operations Research32413,8331523
94Light8513,7674918
95Manufacturing Processes44813,682135
96Botany24213,531329271
97Asia99413,51012
98sanitation17013,4879994
99Embryology20713,4388697
100Pharmacy22613,4237926
101Bioinformatics38713,17521116
102Ophthalmology24313,0776236
103biological evolution13912,980165119
104Diabetes20312,879118113
105nucleic acids20412,86475157
106Diet24812,8057387
107Anatomy19312,7449691
108Plant cells10112,635135120
109Physiology34512,634214254
110Toxicology27712,446212139
111Genetic regulation11812,4355355
112Diabetes mellitus18212,400111103
113Neurochemistry22712,34610584
114Statistics43912,3094682
115Renewable Energy Sources11812,2584427
116Geography42212,2393542
117Allergy10312,1248581
118Radio waves27712,058119
119Evolution8512,046246101
120Electrochemistry46412,0225435
121free radicals13211,9901313
122Production Engineering42011,968115
123Leukemia12411,9627125
124Epidemiology35311,911152181
125Biomass Energy16411,7516439
126Immune system5311,64215896
127Energy Policy17911,638127
128plant molecular biology13211,59810297
129Growth14011,17296107
130biological factors17811,000292
131Plants13410,905173116
132Endocrinology22310,847254305
133Liver diseases12010,734133117
134Control Theory31310,6912115
135Cybernetics17710,5882716
136Medical Laboratory Science19810,5614145
137Environmental Policy21410,4663857
138Mathematics98910,44786105
139environmental pollution26410,397154158
140Multimedia Systems38810,28242
141human behavior12410,04012775
142Oncogenes1529,9545174
143Information Theory4229,898732
144Environmental monitoring2599,5965888
145Marine Biology3069,5946769
146Genomics3189,57977124
147Magnetic Materials2529,5492513
148Economic History5709,5181816
149Metabolic diseases1239,510284250
150Nonlinear Dynamics3409,4624566
151Sustainable Engineering1879,3852115
152Cytogenetics1279,372110138
153Aging3849,23375119
154Industrial Microbiology1749,2193624
155Hypertension1449,205189243
156Business1099,1666657
157Cardiovascular system1429,081189262
158Drug design1869,03795
159Fluid Mechanics2778,9137291
160gene mapping1568,90277103
161Membranes1698,832139
162Biodiversity conservation1248,827115141
163Metabolism1838,806249303
164transport vesicles158,7604184
165cell physiology1718,7456794
166Database Management2748,611210
167food technology2178,6024331
168Oxidation-reduction968,59086
169Geriatrics4148,55592165
170Therapeutics2548,4935082
171finance1588,43671108
172commerce1158,4102255
173Drying1918,37621
174viruses1148,332173143
175Computer-Aided Design1758,10222
176drug therapy1338,079201100
177Robotics2378,0281815
178Antioxidants1037,99056
179Transportation2577,8913125
180Combinatorial chemistry1277,8581620
181Agricultural Chemistry927,78129596
182behavioral medicine617,73215153
183Mental Disorders1847,710295336
184cloning797,663129
185Microbial Ecology1477,641173244
186China2887,5689243
187Quality of life2957,513326
188Neurophysiology1547,481307362
189Human Geography2417,469915
190genome1787,42459197
191rehabilitation2487,2725783
192Clinical Chemistry2007,140115152
193Signal Transduction1237,1203434
194Environmental Management1217,1117143
195Pathology1417,100227199
196Surgery777,055384505
197Psychophysiology1696,990268284
198proteins1856,98079104
199city planning1926,8962116
200Power Electronics1216,8395937
201Electrical Engineering8246,7973482
202Information Technology1756,6984026
203Sociology2606,688103149
204Oncology1136,602193322
205Drug delivery systems936,4544135
206Databases1996,32714
207Medical innovations996,2994065
208Computer Science2896,27889
209Proteome1066,2525547
210Crystal growth1426,221127
211Host-parasite interactions856,14196130
212Soil Mechanics1816,1041716
213Neuroimmunology176,0381677
214United Kingdom1485,9907495
215Computer Vision1565,983450
216Numerical Analysis2935,9471532
217Plant physiology935,925205184
218Electromagnetism1505,885157
219energy resources685,87785
220Mental illness1025,840226217
221Immunotherapy1015,735130165
222Psychoneuroimmunology155,7121497
223Histology1465,68789118
224environmental protection1135,630190181
225Communication2365,6164364
226Organometallic compounds1725,5221518
227Social Sciences2625,512107131
228medical education2155,5119886
229Behavior1485,463241278
230Small Business295,4537226
231Obesity1585,416122183
232organization385,35910372
233Microwaves4275,3581034
234Quality Control1645,348913
235Food1495,337161139
236Medical Microbiology1255,293203278
237Gene expression regulation515,251105104
238older people2085,2408228
239Composite Materials1765,2294265
240Chemotherapy545,22322535
241Developing countries1795,1903332
242Brain1645,179189266
243Developmental Genetics415,157113106
244Mathematical Physics3035,13872219
245Cell metabolism255,11914996
246Systems Engineering2495,1062943
246economic policy2695,1062039
248drug development935,0564594
249Nervous system1595,045162319
250Molecular structure925,03894138
251Homeostasis205,02314297
252Economic Development1255,0062732
253Social Psychology1864,977106200
254Proteomics804,9423438
255DNA polymerases214,88411568
256Hydrology1574,811134172
257Health Policy1634,793136126
258Europe2554,768149141
259energy development234,7649534
260Pharmaceutical Technology1424,7362833
261Australia2794,6945464
262marketing854,657109141
263viral genetics294,54492102
264Biomechanics1294,5395466
265Biosensors934,5283741
266Geophysics1384,497580568
267biocatalysis414,461211
267Homogeneous catalysis414,461211
267Heterogeneous catalysis414,461211
270Sustainable Development874,4455054
271Computer Graphics1424,4266679
272Virulence734,425118164
273Regional Planning1264,4135443
274Econometrics1084,3636279
275Energy Storage1254,3543243
276Oxidative stress474,3468321
277Gerontology2394,30010698
278Neurobiology1344,273126247
279Carbon624,2593515
280Plant tissue culture1094,214109
281Biodiversity1684,20781200
282Plant cell culture1074,20399
283Public Administration1614,1913648
284International Relations1674,1776842
285Engineering Geology1154,1625046
286Mechanical Engineering2154,1276538
287Business Ethics684,1181926
288Electrophoresis1314,1105142
289Meteorology964,105311344
290Data Mining984,0892171
291Research Design714,0638683
292Molecular evolution774,015118146
293Climate change363,962261270
294Biopharmaceutics913,9493422
295Molecular Microbiology513,931144148
296Eutrophication323,926281268
297Cerebral cortex293,90023585
298Chromosome mapping1283,88971140
299Bioelectronics723,8583543
300Chemical analysis683,8427520
301Boundary Value Problems833,835237
301Antenna Arrays823,835197
303Evolutionary Computation273,8223228
304Building Materials643,8196232
305Conservation Biology643,8068480
306Production Management943,8013859
307Medical Physics643,779360164
308lasers1943,7586882
309biopolymers923,7338654
310Neurons583,711106289
311Genetic algorithms243,7033325
312drug evaluation1023,667249
313Information Systems1003,6651928
314Systems Biology1523,6252733
315Physical organic chemistry883,6186726
316Neural circuitry1353,6163343
317Mechatronics993,571147
318System analysis1783,5624151
319Intelligent Transportation Systems993,5314125
320Mortgages1793,50923
321Marine Pollution443,5017533
322computer networks1683,4945997
323Critical Care653,480286372
323Geriatric Psychiatry963,4806355
325Climatology853,464254271
326Critical Care Medicine653,460273371
327Bacteriology893,434160241
328Plant Ecology663,431196189
329concrete813,3772216
330Medical Technology963,3554731
331Lipids553,346133101
332Toxins813,3381311
333venom773,273139
334Elderly1253,26810513
335Metallurgy973,259218134
336Information Science783,2268448
337Information Retrieval613,2151015
338Spectrum analysis1283,203478624
339Health1463,168129205
340Solid State Chemistry1303,1583827
341Education1883,146296293
342Zoology1793,139115201
343Quantum theory1223,13783
344internet913,1345743
345Water quality management1293,1195062
346Ocean Engineering1103,0802721
347gene therapy743,03292126
348Genetic therapy943,02190130
349Solar Energy893,020108
350Long-Term Care612,9872856
350Long-term care facilities612,9872656
352actuators1452,9861431
352transducers1452,9861431
354Pediatrics1032,973371524
355Internet of Things822,9645941
356carcinogens532,96210582
357Diagnostic microbiology382,948284269
358Medical Oncology882,935340305
359Psychopharmacology792,888234312
360vitamin C382,86756
360vitamin E382,86756
362Clinical Pharmacology822,8505435
363eye162,8212316
364Social policy872,7954723
365Ceramics882,780165134
366Chromatographic analysis1292,7726953
367pottery862,771114123
368Glass852,770120127
369Computational Intelligence512,7553912
370Alzheimer's disease1992,747127147
371Geriatric Pharmacology112,7421041
372drugs952,731112105
373Soft Condensed Matter812,7299579
374Vaccines1032,679107131
375Sleep1082,676134213
376Child Development962,670219297
377sustainability452,6442834
378Diagnostic Imaging1322,635110217
379Food Microbiology692,61787112
380Globalization402,616306
380natural products462,616293128
382Child1172,611243285
383Fluid Dynamics872,6065335
384Energy Harvesting382,6045658
385Sleep Disorders1042,600141216
386Chromatography1192,5665454
387protein832,560101176
388Recombinant DNA852,5183969
389Earth Sciences1252,516241401
390Structural dynamics822,4823545
391Wildlife conservation502,4795331
392Computational Chemistry142,470256111
392Clinical Psychology412,470394330
394Obstetrics692,465532395
395Plant Genetics422,4419092
396Metals952,427175142
397Parasitology1032,423220245
398Biogeography352,419201179
399Carcinogenesis472,413124102
400Pharmacokinetics432,3947330
401mass transfer622,3845033
402Quantum electronics1282,339106128
403Entrepreneurship242,31110479
404Human-Computer Interaction872,3103665
405Southeast Asia6762,30911
406Mobile Computing662,3056150
407Molecular Genetics842,303198387
408mutagens402,299132106
409Cognition802,280227268
410Detectors1072,2764929
411micromechanics762,27499
412Structural Engineering1082,2696357
413Cognitive Science762,267111224
414Pharmacogenetics912,2663886
415Bacterial infections242,252178169
416Pharmacognosy362,243340184
417Hematopoietic stem cell transplantation412,233115
418Reproduction752,214383403
419Atmospheric Physics472,209385354
420Molecular cloning742,2084168
420Genetic recombination742,2084067
422Machine Learning412,2031550
423Public Policy942,18697145
424Roads1082,1795345
425Microorganisms752,176104236
426Plastics662,16813649
427Environmental Law172,158314147
428Ventilation742,1501219
429Neuropsychology552,148460398
430mycoses232,131201166
431Smart Materials452,1264429
432Japan1302,106162116
433Mass Spectrometry482,093217149
434Heart Failure532,0875871
435catalytic activity522,0765152
436Economic Geography562,0751011
437Marine Biotechnology722,07433
437Entomology822,074367273
439Dementia1752,065131159
440Molecular Pharmacology402,048112105
441Political Science1572,038178224
441Surface properties432,0385442
443Microfabrication302,037223
444solar cells772,017814
445Liposomes462,0161440
446Rheumatology822,013113276
447Environmental Toxicology691,999235418
448Lipid bilayers441,9871040
449Sexual health231,98320847
450Earthquake Engineering591,97310694
451data collection601,9692294
452software321,9654319
453Surface-Active Agents421,9615745
454Biometrics1191,95370165
455Structural design471,9372120
455Astrocytes201,93712678
457bioclimatology451,9264739
458Plant genetic engineering431,907142147
459Quantum Communication481,90521
460cell interaction471,8998967
461Telecommunication Systems1221,8903741
462microwave communication systems911,8861416
463Molecular ecology441,871220323
464water supply501,838181208
465Vision241,82614381
466Hazardous waste311,8085145
466probabilities1961,80837111
468Waste management751,8046869
469Animal Behavior761,800238383
470Dynamics791,7859173
471Water Purification721,7805461
472Decision making811,77578163
473radioactive waste281,7743842
473industrial waste301,7744342
475complementary therapies491,751260126
476natural disasters461,7438588
477Autonomous robots211,7361311
478Environmental Microbiology481,735183321
479Welfare Economics321,6994637
480Geotechnical Engineering491,6963839
481Mental Health951,685110162
482infection561,682230328
483Civil Engineering1101,6706636
484Insects591,665159145
485Radiography351,660197183
486Algorithms131,63018517
487Tourism471,626164159
488Linguistics931,625148158
489Alternative Medicine381,601322142
490Retina91,6004244
491Microeconomics321,5983735
492Bioethics1321,5781746
493Medicinal plants211,565341142
493Family541,565122126
495Geomorphology331,56112184
496economic conditions211,558916
497Neurosurgery291,553248171
498Demography591,5486491
499Radiation511,546206164
500Experimental Psychology251,54414199
501Traffic Engineering471,5401835
502indoor air pollution411,5362329
502Sick building syndrome411,5362329
504Cognitive Therapy421,5254735
505air quality management351,5182132
506Parallel Processing631,5161544
507Organizational Behavior301,5125049
508Semiconductors891,5084023
509Medical Anthropology361,505212220
510Tribology711,4946171
511Microwave devices541,4734037
512Planets361,463628642
513global environmental change301,458111106
513Developmental Disabilities371,458208229
515Software Engineering631,45469115
516Logistics311,45275
517environmental exposure611,447159227
518Embedded Systems151,446296
519Sound511,444111112
520coal371,4405057
521Experimental Design301,4384055
522Recycling91,4336617
523hazard mitigation381,4275748
524Raman spectroscopy341,4265735
525Parasitic Diseases571,422309426
526Astronomy371,4151.1K996
526vibration581,4158166
528Nutrition physiology321,41410495
529Inflammation301,403261195
530Nursing901,401136171
531Bioremediation181,3775313
532health planning471,375152107
533Economic Thought71,372142
533Informatics591,37240113
535Development Economics221,3646844
536social science181,3582015
537particles401,3534212
538Radio wave propagation1031,3521636
539Travel481,3487069
540Quantum Gravity1061,346477702
541Heat Exchangers361,3393341
542Cryptography841,332923
543Antigens441,3266788
544International Finance361,32511570
545Sociolinguistics771,3241431
546Urban Policy401,3222522
547Health promotion651,314208328
548Immunogenetics441,3138690
549Biomolecules281,3114576
550preventive medicine331,308274265
551Atmospheric Chemistry311,307327392
552Systems Analysis731,3063857
553structural stability441,3021411
554Mental Health Services511,294216189
555Health Education711,293235312
556Hemodynamics261,291263306
556animals991,29173124
558Biological Systems331,2894836
559Communication in medicine691,2793658
559Genes411,279154137
561Building781,2734233
562enzymes471,272130186
563Nanochemistry711,2592823
564Bioinorganic chemistry581,251136192
565Occupational Health401,247187116
565Land use851,2471254
567Energy Consumption381,2412039
568food handling271,2353518
569visualization1371,21159121
570ecosystem411,204221396
570Agriculture321,204544391
572Technological Innovations431,1994726
573Primary health care791,198174280
574Chromosomes261,181164146
575Rock Mechanics491,16468102
576Population771,1615387
577Hydraulic Engineering381,14810566
578Child psychology521,145292497
579Coding Theory661,14464
580Food additives171,13527796
581Product life cycle161,1306248
581green products161,1305848
583Solar power plants431,120927
583Photovoltaic Cells431,120927
585Developmental Psychology361,118213284
586Cardiovascular diseases431,117401408
587Molecules671,115184299
588brain mapping341,112143209
589Mechanics891,11147128
590Psycholinguistics291,108215197
590Electrochemical Analysis331,10812083
592occupational diseases411,107153157
593population geography391,103913
594Real Estate Investment661,09854
595fertility301,097323342
596hydrocolloids121,0967045
597Geology501,092792807
598Environmental pollutants391,088387509
599Ethology531,084218448
600Schizophrenia301,082282321
601Ultrasonics251,078214168
602RNA291,064102139
603Corporate governance271,0632027
604Infertility281,061320331
605Bone diseases281,05543125
606Mathematical Economics211,05438115
607Pediatric Neurology261,052369632
608Population Genetics471,049220467
609Cognitive neuroscience381,047218405
610Urology561,026418655
611Infection control531,01892158
612Fracture mechanics601,01684128
613Organometallic chemistry711,01399171
614Nonlinear systems461,0124859
615Optical Communications381,00610266
616Plant diseases241,003767521
617Artificial Organs341,00114162
618Culture759988588
619Geographic information systems509957067
620Land Use Planning169827750
621Thin Films659772036
622Algae23975243190
623Health Services Research74972215380
623Fiber Optics46972131154
625pharmaceutical industry349704023
626Cross-Cultural Studies399681917
627Muscles34965171255
628Spine30962190264
629Architecture829562520
630Lightweight concrete149541923
631Developmental Immunology1395025794
632Infections28944282456
633Photochemistry28938300269
634Dermatology50935400534
635Adolescent59933346500
636child abuse22931191175
637Marine resources269283213
637Microscopy125928118229
639Sports Medicine70927538754
640Ethics709245990
641Mass Media529228324
642Futures159217210
643pollutants28915413493
644Microfluidics35913912
645Fuzzy systems6991190113
646Hormones31910286380
647pain33899424628
648families4989891131
649solar power348971116
650Urban Economics418931125
651Birds49888246249
652personality40884208375
653Chemical processes2688310665
653Digestive system diseases33883215233
655Microbial Biotechnology4888047105
656Ethnic relations528792524
656microwave antennas83879819
658Biogeochemistry16878441416
659Histochemistry42869148207
660Phylogeny28868149185
661Respiration37866376529
662plant communities32865278476
663biofuels198626088
664Cellular senescence14855280118
665Stochastic Processes378539367
666Industrial Safety1785222264
667Oceanography70850290556
667Interactive multimedia728501515
669health services50849157234
669impact2884944
671heredity21847178119
672elder abuse784617123
673Orthopedics45841413598
674Medical Ethics9083988139
674Tropical Medicine38839336329
676Ornithology42838208183
677Crystallography68836243276
678Clinical Biochemistry30834197230
679Flexible manufacturing systems5483326
680Law22183235119
681Asthma328318182
682Parasites35829298301
683Game Theory47812730
684Cell division308116078
684Health insurance10811234167
686Immunopharmacology13809310135
686Catalysts3180985109
688Emergency Medicine41808373346
688Fisheries40808253356
690Cytoskeleton178046354
691Neuromuscular diseases26796177215
692Risk Management26787105125
693Astrophysics747848581.4K
694Portfolio Management337803233
695family violence1577710550
696cell membrane1877392125
697race relations387714965
698Neurotoxicology977022971
698administrative agencies207705325
700Bioenergetics17765164181
700Biodegradation247653143
702Community Psychiatry28762282332
703Agricultural Ecology21761363471
704disease outbreaks23760119154
704Epidemics23760114153
706Ethnology61759147157
707Climate1375712968
707Autism21757184208
709Global Health49753102115
710weather1275113962
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