%0 Journal Article
%T Control of the Atomic Ionization with Short and Intense Chirped Laser Pulses
%A Samira Barmaki
%A Salima Hennani
%A St¨¦phane Laulan
%J Journal of Modern Physics
%P 27-31
%@ 2153-120X
%D 2013
%I Scientific Research Publishing
%R 10.4236/jmp.2013.410A1003
%X <p class=\"MsoNormal\">
	<span style=\"font-family:Verdana;\" lang=\"EN-CA\">We investigate a two-photon ionization process in a real hydrogen atom by short and intense chirped laser pulses. Our simulation of the laser-atom interaction consists on numerically solving the three-dimensional time-dependent</span><span lang=\"EN-CA\"> </span><span style=\"font-family:Verdana;\" lang=\"EN-CA\">Schrodinger equation with a spectral method. The unperturbed wave</span><span lang=\"EN-CA\"> </span><span lang=\"EN-CA\"><span style=\"font-family:Verdana;\">functions and electronic energies of the atomic system were found by using an accurate L</span><sup><span style=\"font-family:Verdana;\">2</span></sup></span><span lang=\"EN-CA\"> </span><span style=\"font-family:Verdana;\" lang=\"EN-CA\">discretisation technique based on the expansion of the wave</span><span lang=\"EN-CA\"> </span><span style=\"font-family:Verdana;\" lang=\"EN-CA\">functions on B-spline functions.</span><span lang=\"EN-CA\"> </span><span lang=\"EN-CA\"><span style=\"font-family:Verdana;\">We show the efficiency of chirped laser pulses to control the ionization yield and the transfer of the population to the 2</span><i><span style=\"font-family:Verdana;\">p</span></i><span style=\"font-family:Verdana;\"> bound state involved in the ionization path.</span></span> 
</p>
%K Atomic System
%K Chirped Laser
%K Population Transfer
%K Nonperturbative Approach
%U http://www.scirp.org/journal/PaperInformation.aspx?PaperID=38195