Inside Universitat Autònoma de Barcelona's largest research partnership: Universitat de Barcelona

Behind Universitat Autònoma de Barcelona's research output sits a defining relationship: 4,692 co-authored works with Universitat de Barcelona (Spain) in the five years to 2025, the university's single largest collaboration.

It anchors an unusually connected research base: 1,130 collaborating institutions across 80 countries, producing 44,531 joint works over the window, with international co-authors on 42% of output.

The collaborative work travels: its field-weighted citation impact stands at 3.07, where the world average is 1.0.

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.