||
中国、美国、英国、日本文献计量分析比较(1996-2013年)
详细数据免费查阅 http://www.scimagojr.com/compare.php?un=countries&c1=CN&c2=US&c3=GB&c4=JP&area=0&category=0&in=it
文献计量分析指标:
发文量Documents
可引文献量Citable Documents
被引量Cites
自引量Self Cites
篇均被引量Cites per Document
(Cites-Self cites) per Document篇均自引量
H IndexH指数
% cited documents被引文献%
International collaboration国际合作文献量
China | United States | United Kingdom | Japan | |
---|---|---|---|---|
1996 | 28,649 | 330,556 | 83,214 | 84,715 |
1997 | 32,925 | 330,988 | 87,552 | 90,644 |
1998 | 38,447 | 325,903 | 88,376 | 89,958 |
1999 | 39,061 | 323,775 | 88,800 | 92,680 |
2000 | 45,558 | 332,992 | 92,859 | 94,869 |
2001 | 58,912 | 327,640 | 87,684 | 92,590 |
2002 | 58,400 | 345,754 | 90,375 | 93,355 |
2003 | 71,646 | 380,984 | 100,076 | 100,585 |
2004 | 107,994 | 424,615 | 109,318 | 107,600 |
2005 | 147,527 | 435,093 | 112,597 | 109,070 |
2006 | 187,722 | 489,617 | 131,418 | 120,490 |
2007 | 212,358 | 484,740 | 136,675 | 115,553 |
2008 | 250,992 | 499,003 | 139,539 | 116,620 |
2009 | 296,921 | 531,362 | 149,426 | 121,899 |
2010 | 334,603 | 560,131 | 155,191 | 123,457 |
2011 | 387,417 | 577,872 | 160,996 | 126,459 |
2012 | 404,910 | 582,655 | 164,705 | 127,190 |
2013 | 425,677 | 563,292 | 162,574 | 121,668 |
Archiver|手机版|科学网 ( 京ICP备07017567号-12 )
GMT+8, 2024-11-24 16:53
Powered by ScienceNet.cn
Copyright © 2007- 中国科学报社