国家/地区发文分析
国家/地区发文量
| 国家/地区 | 数量 |
|---|---|
| USA | 1404 |
| India | 374 |
| GERMANY (FED REP GER) | 353 |
| CHINA MAINLAND | 347 |
| Japan | 322 |
| France | 202 |
| England | 192 |
| Italy | 127 |
| Canada | 111 |
| Russia | 99 |
机构发文量
| 机构 | 数量 |
|---|---|
| UNITED STATES DEPARTMENT OF ENERGY (DOE) | 165 |
| CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS) | 160 |
| UNIVERSITY OF CALIFORNIA SYSTEM | 132 |
| INDIAN INSTITUTE OF TECHNOLOGY SYSTEM (IIT SYSTEM) | 128 |
| CHINESE ACADEMY OF SCIENCES | 88 |
| PENNSYLVANIA COMMONWEALTH SYSTEM OF HIGHER EDUCATION (PCSHE) | 72 |
| UNIVERSITY OF CHICAGO | 63 |
| UNIVERSITY OF TEXAS SYSTEM | 59 |
| RUSSIAN ACADEMY OF SCIENCES | 58 |
| MAX PLANCK SOCIETY | 54 |