1) Number of  nano-related papers by Iranian authors indexed by ISI during different years and world ranking of Iran’s contribution to advancement of nanosciences.

2)Top 25 countries by published nano-related papers in 2009

3)Top 30 countries by published nano-related papers in 1975-2009

4) Production of nano-related papers by Iranians per capita (one paper per 100,000 people) and Iran’s world ranking according to this index.

5) Number of nano-related papers by Iranians per each  billion dollars of GDP. (GDP calculated on the basis of Purchasing Power Parity (PPP)).

 6) Amount of Nanotechnology National Priority Index and Iran’s world ranking according to this index.
This index is defined as the ratio of knowledge creation rate in nanoscience and technology over the total rate of knowledge creation in a country.

7) Iran’s world ranking in citation counts of nano-related publications in different years (Last updated in January 2010)

 8) Iran’s world ranking in h-Index of nano-related publications in different years 

Sources:

1) ISI Web of Knowledge^SM

2) Science Citation Index (SCI)

3) Population References Bureau, www.prb.org

4) World Development Indicators database, World Bank