National Technical University of Athens's research now spans 71 countries

Research at National Technical University of Athens is a global undertaking: the university co-authors with 814 institutions in 71 countries, and international collaborators appear on 36% of its output.

Its largest single research relationship is with National and Kapodistrian University of Athens in Greece, at 668 joint works. Across the network, five-year output reaches 15,172 co-authored works.

Connectivity of this kind is increasingly the currency of modern science, and it is measurable: the open scholarly record makes every one of these relationships public and checkable.

The Research Collaboration Index, the first global account of how universities actually collaborate, publishes its first full edition on Tuesday 15 September at 09:00 UK.

Every figure derives from the open global research record and is checkable at source.