The Center for Science and Technology Studies Leiden Ranking has placed twenty-three Iranian universities in the list of 1,000 major universities worldwide in 2018.
The rankings are compiled by the CWTS (Dutch: Centrum
voor Wetenschap en Technologische Studies, CWTS) at Leiden University in the Netherlands, based on the indicators of scientific impact and collaboration.
University of Tehran, Amirkabir University of Technology, Tehran University of Medical Sciences, Sharif University of Technology, Tarbiat Modares University, Isfahan University of Technology, Iran University of Science and Technology, Shiraz University of Technology, Ferdowsi University of Mashhad, University of Tabriz, Shahid Beheshti University of Medical Sciences, Islamic Azad University Science and Research Branch, Shahid Beheshti University, K.N. Toosi University of Technology, University of Isfahan, Isfahan University of Medical Sciences, University of Gilan, and Shiraz University of Medical Sciences were ranked among world-class universities in 2017.
This year University of Kashan, Tabriz University of Medical Sciences, Mashhad University of Medical Sciences, Bu-Ali Sina University and
Shahid Bahonar University of Kerman are added to the ranking as well.
The top of the list is no different from the year 2017. Harvard University with 33,045 publications,
University of Toronto with 22,151 publications, and Zhejiang University with 20,876 publications are three top leading universities worldwide. In Asia, all three top universities are from China including Zhejiang University, Shanghai Jiao Tong University, Tsinghua University. In fact, the Leiden’s top 50 is heavily dominated by Chinese universities. University of Tehran is ranked 54th among 334 Asian Universities.