Title :
Reconstructing ultrafast acoustic pulses using time-resolved x-ray diffraction
Author :
Yuan Gao ; Bond, Zachary ; Chen, Zhe ; Loether, Aaron ; Walker, Benjamin ; DeCamp, M.F.
Author_Institution :
Dept. of Phys. & Astron., Univ. of Delaware, Newark, DE, USA
Abstract :
Time-resolved x-ray diffraction is utilized to visualize laser generated transient strain formation from nanometer-scaled laser-excited gold films into crystalline substrates. We directly invert the time-domain signals to reconstruct the spatio-temporal shape of the transient strain.
Keywords :
X-ray diffraction; acoustic pulses; gold; metallic thin films; optical pulse generation; spatiotemporal phenomena; Au; Ge; crystalline substrates; laser generated transient strain formation; nanometer-scaled laser-excited gold films; spatiotemporal shape; time-domain signals; time-resolved X-ray diffraction; ultrafast acoustic pulse reconstruction; Optical diffraction; Optical distortion; Optical harmonic generation; Optical pulses; Optical pumping; X-ray diffraction; X-ray lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
