Title :
Terahertz time-resolved reflection spectroscopy for electrical conductivity measurements in the femtosecond laser-induced ablation dynamics
Author :
Kim, K.Y. ; Glownia, J.H. ; Taylor, A.J. ; Rodriguez, G.
Author_Institution :
Center for Integrated Nanotechnol., Los Alamos Nat. Lab., Los Alamos, NM
Abstract :
Optical-pump, terahertz-probe reflection spectroscopy was investigated for the study of femtosecond laser-induced ablation dynamics. The technique can directly measure the quasi-DC complex electrical conductivities of laser-heated solids using non-contact terahertz probe pulses.
Keywords :
electrical conductivity measurement; high-speed optical techniques; laser ablation; phase transformations; submillimetre wave spectroscopy; time resolved spectroscopy; electrical conductivity measurements; femtosecond laser-induced ablation dynamics; laser heated solids; noncontact terahertz probe pulse; optical-pump reflection spectroscopy; quasiDC complex electrical conductivity; terahertz time-resolved reflection spectroscopy; Conductivity measurement; Electric variables measurement; Laser ablation; Optical reflection; Probes; Pulse measurements; Solid lasers; Spectroscopy; Submillimeter wave measurements; Ultrafast optics; (300.6530) Spectroscopy, ultrafast; (350.5400) Plasmas;
Conference_Titel :
Lasers and Electro-Optics, 2006 and 2006 Quantum Electronics and Laser Science Conference. CLEO/QELS 2006. Conference on
Conference_Location :
Long Beach, CA
Print_ISBN :
978-1-55752-813-1
Electronic_ISBN :
978-1-55752-813-1
DOI :
10.1109/CLEO.2006.4628604
