We observe the signal of trapped paraexcitons in Cu2O by using CW excitonic Lyman spectroscopy. The temperature dependence of the 1s-2p induced absorption of paraexcitons indicates the presence of a strain-induced trap.
Published in:
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Date of Conference: 4-9 May 2008