Title :
Multi-photon excited UV luminescence of ZnO nanorods after irradiation with few-nJ femtosecond laser pulses
Author :
Das, Susanta Kumar ; Byrne, Daragh ; McGlynn, Enda ; Bock, Martin ; Grunwald, Ruediger
Author_Institution :
Max Born Inst. Nonlinear Opt. & Short-Pulse Spectrosc., Berlin, Germany
Abstract :
Highly efficient two-photon-absorption induced defect-level-emission-free UV luminescence of ZnO nanorods grown by vapor phase transport was demonstrated with sub-20 fs, few-nJ pulses extracted from a Ti:sapphire laser oscillator. Potential applications in phototherapy are discussed.
Keywords :
Absorption; Laser excitation; Laser theory; Luminescence; Nonlinear optics; Optical pulses; Oscillators; Pulsed laser deposition; Ultrafast optics; Zinc oxide;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA, USA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
