Direct determination of the ambipolar diffusion length in strained. l&Gad ,,As/lnB quantum wells by cathodoluminescence. Robert B. Lee and Kerry J. Vahala.
Direct determination of the ambipolar diffusion length in strained l&Gad ,,As/lnB quantum wells by cathodoluminescence Robert B. Lee and Kerry J. Vahala Department of Applied Physics, Mail Stop 128-95. California Institute of Technology, Pasadena, California 91125
Chung-En Zah and Rajaram Bhat Bellcore, 33I Newman Springs Road, Red Bank, New Jersey 07701
(Received 21 December 1992; accepted for publication 15 March 1993) The ambipolar diffusion length is measured in strained &Gal-&/InP quantum wells for several mole fractions in the interval 0.3
