发文地区与机构
近年国家 / 地区发文量统计
| 国家 / 地区 | 发文量 |
|---|---|
| USA | 3205 |
| England | 735 |
| GERMANY (FED REP GER) | 664 |
| CHINA MAINLAND | 569 |
| France | 368 |
| Canada | 351 |
| Australia | 328 |
| Switzerland | 323 |
| Japan | 241 |
| Netherlands | 233 |
近年机构发文量统计
| 机构 | 发文量 |
|---|---|
| UNIVERSITY OF CALIFORNIA SYSTEM | 649 |
| HARVARD UNIVERSITY | 396 |
| MASSACHUSETTS INSTITUTE OF TECHNOLOGY (... | 268 |
| CENTRE NATIONAL DE LA RECHERCHE SCIENTI... | 251 |
| HOWARD HUGHES MEDICAL INSTITUTE | 247 |
| STANFORD UNIVERSITY | 237 |
| MAX PLANCK SOCIETY | 226 |
| UNITED STATES DEPARTMENT OF ENERGY (DOE... | 211 |
| CHINESE ACADEMY OF SCIENCES | 206 |
| UNIVERSITY OF OXFORD | 173 |