Title :
Large two-photon absorption enhancement with extremely nondegenerate photons
Author :
Van Stryland, Eric ; Cirloganu, Claudiu ; Fishman, Dmitry ; Webster, Scott ; Padilha, Lazaro A. ; Hagan, David
Author_Institution :
Coll. of Opt. &Photonic, Univ. of Central Florida, Orlando, FL, USA
Abstract :
Using extremely nondegenerate photons in frequency (energy ratios >;10/1), we measure 2-4 orders of magnitude enhancement of two-photon absorption in semiconductors compared to the degenerate case. We demonstrate sub-femtosecond gated detection directly on semiconductor diodes.
Keywords :
light absorption; nonlinear optics; two-photon processes; degenerate case; extremely nondegenerate photons; large two-photon absorption enhancement; semiconductor diodes; sub-femtosecond gated detection; Absorption; Logic gates; Nonlinear optics; Photonics; Probes; Semiconductor device measurement; Ultrafast optics;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
