Formation of hydrocarbon species and carbon clusters through femtosecond laser ablation of cryogenic solidified methane

29th International Conference on Photonic, Electronic, and Atomic Collisions

Karimi, Reza^2 ; Zaidi, Asif^3 ; Cai, Yiming^1 ; Hajialamdari, Mojtaba^1 ; Sanderson, Joseph^1 ; Duley, Walter^1

Physics and Astronomy, University of Waterloo, 200 University Avenue West, Waterloo

ON

N2L 3G1, Canada^1

Energy Engineering and Physics, Amirkabir University of Technology, 424 Hafez Avenue, Tehran

15875-4413, Iran^2

King Saud University, P. O. BOX 2454, Riyadh

11451, Saudi Arabia^3

关键词: Hydrocarbon species;    Peak intensity;    Target molecule;    Time-of-flight mass spectroscopy;   

Others  :  https://iopscience.iop.org/article/10.1088/1742-6596/635/10/102017/pdf
DOI  :  10.1088/1742-6596/635/10/102017

来源: IOP

【 摘 要 】

Femtosecond laser ablation of cryogenically solidified CH4using a peak intensity 8×1014W/cm2at 800 nm has been studied using time of flight mass spectroscopy. Spectra show the presence of hydrocarbon species with molecular mass higher than the original target molecule.