Claes-Göran Sture Granqvist is a materials physicist and Professor of Solid State Physics at Uppsala University in Sweden. Granqvist is considered a pioneer and expert in photochromic materials and energy-efficient building materials such as glass, paint, and wood.

Chalmers University of Technology is a private research university located in Gothenburg, Sweden. Chalmers focuses on engineering and science, but more broadly it also conducts research and offers education in shipping, architecture and management. The university has approximately 3100 employees and 10,000 students.