High Power Laser Science and Engineering, 2016, 4 (3): 03000e26, Published Online: Nov. 7, 2016
The implementation and data analysis of an interferometer for intense short pulse laser experiments Download: 753次
Mach–Zehnder interferometer Mach–Zehnder interferometer optical interferometry optical interferometry picosecond probe picosecond probe plasma density plasma density short pulse laser short pulse laser
Abstract
We present an interferometry setup and the detailed fringe analysis method for intense short pulse (SP) laser experiments. The interferometry scheme was refined through multiple campaigns to investigate the effects of pre-plasmas on energetic electrons at the Jupiter Laser Facility at Lawrence Livermore National Laboratory. The interferometer used a frequency doubled ( D 0:527 mm) 0.5 ps long optical probe beam to measure the pre-plasma density, an invaluable parameter tobetter understand how varying pre-plasma conditions affect the characteristics of the energetic electrons. The hardware of the diagnostic, data analysis and example data are presented. The diagnostic setup and the analysis procedure can be employed for any other SP laser experiments and interferograms, respectively.finish the manuscript. This work was performed under the auspices of the US DOE by LLNL under contract no. DEAC52-07NA27344 and funded by the LDRD (12-ERD-062) program.
Jaebum Park, Hector A. Baldis, Hui Chen. The implementation and data analysis of an interferometer for intense short pulse laser experiments[J]. High Power Laser Science and Engineering, 2016, 4(3): 03000e26.