In 1980 he became a professor at Stanford University for his research in electrical engineering and photonics, and in 1990 he became a professor at Lund University for his research in synchrotron light physics.
He became a professor at Stanford University for his research in electrical engineering and photonics. This was in 1980. He became a professor at Lund University for his research in synchrotron light physics. This was in 1990.