TY - GEN AU - Hisham Imam Mahmoud Hasanin AU - Galela Abd El Latif Mohamed , AU - Mohamed Abd El Harith , AU - Yosr Ez Elden Gamal , TI - Study of the main physical processes in laser induced plasmas to enhance the performancr of the LIBS technique / PY - 2004/// CY - Cairo : PB - Hisham Imam Mahmoud Hasanin , KW - Laser induced plasmas KW - LIBS technique KW - Physical processes N1 - Thesis (PH.D.) - Cairo University - National Institute Of Laser Enhanced - Department Of Environmental Photochemistry , Photobiology and Agricultural; Issued also as CD N2 - In the present study the tempral and spatial evolution of the plasma , produced by interaction of Q - switched Nd : YAG laser pulses at 532 nm with pure aluminum target at different pressures (10 - 5 torr and atmospheric pressure) are investigated via optical emission spectroscopy (OES) UR - http://172.23.153.220/th.pdf ER -