Efficient extension and enhancement of high-order harmonics of He + by combined laser pulses

Journal of Physics B: Atomic, Molecular and Optical Physics

Volumn 41, Issue 1, 2008, Pages

  Liu, Xue Shen ^a   Li, Na Na ^a  

^a JILIN UNIVERSITY   (China)

Author keywords

[No Author keywords available]

Indexed keywords

HELIUM; IONIZATION; LASER PULSES; MOLECULAR INTERACTIONS; WAVELENGTH;

CUT OFF ENERGY; LASER INTENSITY;

HARMONIC GENERATION;

EID: 37549002894     PISSN: 09534075     EISSN: 13616455     Source Type: Journal    
DOI: 10.1088/0953-4075/41/1/015602     Document Type: Article

References (23)

1. Bivona S, Burlon R and Leone C 1999 Symmetries in harmonic generation by a two-color field: an application to a simple model atom J. Opt. Soc. Am. B 16 986
2. Miloević D B and Becker W 2000 Attosecond pulse trains with unusual nonlinear polarization Phys. Rev. A 62 011403
3. Lewenstein M, Balcou Ph, Ivanov M Yu, L'Huillier A and Corkum P B 1994 Theory of high-harmonic generation by low-frequency laser fields Phys. Rev. A 49 2117
4. Krause J L, Schafer K J and Kulander K C 1992 High-order harmonic generation from atoms and ions in the high intensity regime Phys. Rev. Lett. 68 3535
5. Gong S Q, Wu H T, Wang Z Y and Xu Z Z 2000 Coherent control of ionization in two-color laser fields: a comparison between ω - 2ω and ω - 3ω combinations Phys. Lett. A 271 223
6. Liu X-S, Qi Y-Y, He J-F and Ding P-Z 2007 Recent progress in symplectic algorithms for use in quantum systems Commun. Comput. Phys. 2 1
7. Kuchiev M Y and Ostrovsky V N 1999 Quantum theory of high harmonic generation as a three-step process Phys. Rev. A 60 3111
8. Watson J B, Sanpera A, Chen X and Burnett K 1996 Harmonic generation from a coherent superposition of states Phys. Rev. A 53 R1962
9. Gauthey F I, Keitel C H, Knight P L and Maquet A 1995 Role of initial coherence in the generation of harmonics and sidebands from a strongly driven two-level atom Phys. Rev. A 52 525
10. Wang B, Cheng T, Li X and Fu P 2005 Pulse-duration dependence of high-order harmonic generation with coherent superposition state Phys. Rev. A 72 063412
11. 2 system Phys. Rev. Lett. 98 013001
12. Kim I J, Kim H T, Kim C M, Park J J, Lee Y S, Hong K-H and Nam C H 2004 Efficient high-order harmonic generation in a two-color laser field Appl. Phys. B 78 859
13. Kim I J, Kim C M, Kim H T, Lee G H, Lee Y S, Park J Y, Cho D J and Nam C H 2005 Highly efficient high-harmonic generation in an orthogonally polarized two-color laser field Phys. Rev. Lett. 94 243901
14. + under simultaneous irradiation of fundamental laser and high-order harmonic pulses Phys. Rev. Lett. 91 043002
15. + by a combined fundamental laser and high-order harmonic pulse Phys. Rev. A 70 013412
16. Schiessl K, Persson E, Scrinzi A and Burgdörfer J 2006 Enhancement of high-order harmonic generation by a two-color field: influence of propagation effects Phys. Rev. A 74 053412
17. Liu T T, Kanai T, Sekikawa T and Watanabe S 2006 Significant enhancement of high-order harmonics below 10 nm in a two-color laser field Phys. Rev. A 73 063823
18. Liu W C and Clark C W 1992 Closed-form solutions of the Schrödinger equation for a model one-dimensional hydrogen atom J. Phys. B: At. Mol. Opt. Phys. 25 L517
19. Su Q and Eberly J H 1991 Model atom for multiphoton physics Phys. Rev. A 44 5997
20. Feit M D, Fleck J A Jr and Steiger A 1982 Solution of the Schrödinger equation by a spectral method J. Comput. Phys. 47 412
21. Krause J L, Schafer K J and Kulander K C 1992 Calculation of photoemission from atoms subject to intense laser fields Phys. Rev. A 45 4998
22. Corkum P B 1993 Plasma perspective on strong-field multiphoton ionization Phys. Rev. Lett. 71 1994
23. Numico R, Giulietti D, Giulietti A, Gizzi L A and Roso L 2000 High-order harmonic generation from a linear chain of ions J. Phys. B: At. Mol. Opt. Phys. 33 2605