Multiple quantum beats of quantum confined exciton states in InGaAs/GaAs quantum well

A. V. Trifonov,1 I. Ya. Gerlovin,1 I. V. Ignatiev,1 I. A. Yugova,1 R. V. Cherbunin,1 Yu. P. Efimov,2 S. A. Eliseev,2 V. V. Petrov,2 and A. V. Kavokin1, 3 Spin Optics Laboratory, Saint Petersburg State University, 198504 St. Petersburg, Russia SPbU Resource Center “Nanophotonics”, Saint Petersburg State University, 198504 St. Petersburg, Russia Physics and Astronomy School, University of Southampton, Highfield, Southampton, SO171BJ, UK (Dated: July 16, 2015)