Inside University of California, Davis's largest research partnership: University of Toledo

Behind University of California, Davis's research output sits a defining relationship: 3,572 co-authored works with University of Toledo (United States) in the five years to 2025, the university's single largest collaboration.

It anchors an unusually connected research base: 1,167 collaborating institutions across 80 countries, producing 67,947 joint works over the window, with international co-authors on 31% of output.

The collaborative work travels: its field-weighted citation impact stands at 3.04, 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.