Table 5-B
International coauthorship with Iran, by top five coauthoring countries: 2008
Country Number Percent
World 1,514 100.0
United States 346 22.9
United Kingdom 232 15.3
Canada 217 14.3
Germany 129 8.5
France 113 7.5

NOTES: Article counts from set of journals covered by Science Citation Index (SCI) and Social Sciences Citation Index (SSCI). Articles classified by year they entered database, rather than year of publication, and assigned to countries on basis of institutional addresses listed on articles. Articles on whole count basis, i.e., each collaborating country credited one count.

SOURCES: Thomson Reuters, SCI and SSCI,; The Patent BoardTM; and National Science Foundation, Division of Science Resources Statistics, special tabulations.

Science and Engineering Indicators 2010