During his time at Northwestern , Wasielewski has collaborated extensively with his colleagues Mark Ratner , Tobin Marks , Fred Lewis , Fraser Stoddart , and others to study molecular charge transfer and photophysics .
Wasielewski joined Northwestern University in 1994 .
During Wasielewski 's time Northwestern University Northwestern , Wasielewski has collaborated extensively with his colleagues Mark Ratner , Tobin Marks , Fred Lewis , Fraser Stoddart , and others to study molecular charge transfer and photophysics .
Wasielewski joined Northwestern University in 1994 .