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California Institute of Technology
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12
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13
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309
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128
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10
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174
160
59
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331
248
61
60
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321
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187
61
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364
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1698
445
63
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245
227
142
63
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6
245
207
144
65
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15
234
133
212
66
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1313
553
67
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223
8
3
68
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1
220
775
263
69
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8
219
34
36
70
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8
202
505
815
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8
202
510
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202
507
815
70
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8
202
513
822
74
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2
198
75
50
75
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1
193
40
6
76
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4
181
581
234
77
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6
178
17
17
77
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6
178
11
11
79
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3
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9
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107
41
81
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5
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1361
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152
29
18
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1
152
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18
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152
29
18
87
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4
151
27
33
87
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151
25
24
89
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8
147
410
499
90
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2
138
534
371
91
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3
132
647
311
92
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3
127
4
13
93
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3
125
135
64
94
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122
95
38
94
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5
122
50
83
94
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1
122
663
215
97
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5
117
42
47
98
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2
114
3832
3483
99
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3
112
23
47
99
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3
112
325
204
101
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3
107
5
4
102
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2
106
1095
1103
103
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5
101
1927
1165
104
Soft Condensed Matter
1
97
124
69
104
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1
97
808
286
106
Marine Meteorology
2
94
25
24
107
Photonics
6
90
683
1559
108
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1
88
163
195
109
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2
87
288
282
109
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2
87
267
259
109
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2
87
248
242
109
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2
87
248
242
113
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18
86
67
202
114
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6
84
9
16
114
Radiation
6
84
60
100
116
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6
78
230
708
116
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1
78
285
231
116
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1
78
175
117
119
Plant Ecology
3
77
638
1041
120
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2
73
2860
3419
120
Sustainable Development
1
73
670
422
120
sustainability
1
73
100
93
123
Environmental Health
4
72
576
1198
124
Renewable Energy Sources
2
69
354
494
125
Agricultural Ecology
1
68
875
907
125
environmental pollution
1
68
1903
1217
125
Microorganisms
1
68
185
193
128
Navigation
4
67
21
12
129
Biomedical Engineering
3
64
707
1268
130
Cybernetics
1
62
168
107
131
fuel cells
2
60
1383
2816
132
Genetics
2
57
1424
2235
132
biological evolution
2
57
672
1132
134
Electronics
5
55
289
390
135
Energy Policy
1
51
369
435
136
Environmental Microbiology
1
50
1096
1377
136
Microbial Ecology
1
50
1424
1691
138
Volcanoes
3
49
3
9
139
health planning
2
46
702
832
140
Nuclear Physics
4
43
291
470
140
Composite Materials
1
43
628
573
142
Ceramics
4
42
593
1294
142
China
1
42
1011
645
142
Glass
4
42
590
1317
142
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4
42
571
1282
146
Surface Chemistry
1
41
1177
854
147
Biochemistry
3
39
5578
9753
148
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1
37
19
31
149
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4
35
259
845
150
Molecules
2
34
116
345
151
Electrochemistry
6
33
498
1856
152
Quantum Gravity
1
32
157
166
152
Moon
3
32
5
11
154
Numerical Analysis
2
30
394
614
155
Freezing
1
27
15
12
156
Chemical Engineering
2
26
2322
3935
157
Paleontology
1
25
876
762
157
Analytical Biochemistry
1
25
270
372
159
Engineering Mathematics
2
24
636
1096
160
Geodesy
2
22
42
73
161
Ecohydrology
2
21
133
420
161
Aquatic ecology
2
21
293
821
163
Mathematical Physics
2
20
571
855
164
Biodiversity
1
19
2147
2400
165
Analytical Chemistry
1
17
1610
2178
165
Nanoelectronics
1
17
323
314
165
Microelectronics
1
17
499
646
165
Electrochemical Analysis
1
17
632
822
169
Ocean Engineering
1
16
165
282
169
Telecommunication
3
16
358
938
171
Energy Storage
1
15
1102
1506
171
energy conservation
1
15
1082
1581
171
nuclear magnetic resonance
1
15
891
1265
171
Magnetic Resonance Spectroscopy
1
15
1077
1465
171
cardiac catheterization
1
15
369
502
176
Biophysics
2
14
3105
7431
176
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1
14
170
322
176
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1
14
1345
2996
179
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1
13
290
394
179
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2
13
99
262
179
Physical Chemistry
2
13
320
883
179
Chemical kinetics
2
13
112
253
183
Electromagnetism
1
12
896
1633
183
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1
12
338
443
185
Human-Computer Interaction
2
11
92
473
185
Virtual reality
2
11
20
157
185
Societies
1
11
137
230
185
atmosphere
2
11
82
291
189
Computational Chemistry
1
10
466
810
189
Ergonomics
4
10
165
348
189
Solar Energy
2
10
104
325
189
Information Science
2
10
252
945
193
Photochemistry
1
9
752
1687
193
Chromatography
1
9
1195
2211
193
Light
1
9
650
1496
193
Microscopy
1
9
832
1496
197
Simulation Methods
2
8
156
675
197
Solitons
3
8
35
173
197
Fractals
3
8
46
183
197
Chaos
3
8
35
173
197
Atomic spectroscopy
1
8
98
175
202
Cosmology
2
7
42
88
202
nuclear astrophysics
2
7
13
29
202
Nanostructured Materials
2
7
3798
10153
202
Magnetic Separation
1
7
1
1
206
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1
6
524
1169
206
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1
6
1229
2975
208
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1
5
203
597
208
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1
5
118
338
208
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1
5
79
129
208
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1
5
203
597
208
Carbon
1
5
204
456
208
solar cells
1
5
261
728
208
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1
5
4374
7244
215
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1
4
123
304
215
Ultrasonics
1
4
90
218
215
Plastics
2
4
702
2838
215
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1
4
32
83
215
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1
4
39
113
215
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1
4
104
237
221
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1
3
2529
4489
221
Statistical physics
1
3
516
967
223
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1
2
47
170
223
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2
2
3
43
223
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1
2
44
146
223
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2
2
1
3
223
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2
2
7
51
223
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2
2
3
43
223
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1
2
44
113
223
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2
2
29
143
223
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1
2
38
108
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2
2
3
54
223
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2
749
1809
234
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3
1
219
1142
234
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1
1
551
1445
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2
1
133
653
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1
8
21
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197
668
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0
3276
6828
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0
260
602
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15
51
238
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1
0
258
725
238
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1
0
168
343
238
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1
0
1158
2776
238
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1
0
1
0
238
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1
0
204
736
238
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1
0
3
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