Meng Li, Guizhong Zhang, Tianqi Zhao, Xin Ding, Jianquan Yao. Electron vortices in photoionization by a pair of elliptically polarized attosecond pulses[J]. Chinese Optics Letters, 2017, 15(12): 120202
- Chinese Optics Letters
- Vol. 15, Issue 12, 120202 (2017)
Fig. 1. Photoelectron momentum distributions in the polarization plane for ionization of hydrogen by right–left circularly polarized attosecond pulses with the ellipitcity (a) η 1 = 1 η 2 = − 1 η 1 = 0.75 , η 2 = − 0.75 , η 1 = 0.5 η 2 = − 0.5 η 1 = 0.25 η 2 = − 0.25 η 1 = 0 η 2 = 0
Fig. 2. Photoelectron momentum distributions in the polarization plane for ionization of H by right–left circularly polarized attosecond pulses with the ellipitcity (a) η 1 = 1 η 2 = − 1 η 1 = 1 η 2 = − 0.5 η 1 = 0.5 η 2 = − 0.5 η 1 = 0.25 η 2 = − 0.25 η 1 = 0.25 η 2 = − 0.25
Fig. 3. Photoelectron momentum distributions in the polarization plane for ionization of H by right–right circularly polarized attosecond pulses with the ellipitcity (a) η 1 = η 2 = 1 η 1 = η 2 = 0.5 η 1 = 0.5 η 2 = 0.25 η 1 = η 2 = 0.25
Fig. 4. Photoelectron momentum distributions in the polarization plane for ionization of H by a linearly polarized attosecond pulse and a circularly polarized attosecond pulse with the ellipitcity (a) η 1 = 0.5 η 1 = 1
Fig. 5. Photoelectron momentum distributions in the polarization plane for ionization of H by a right–left elliptically polarized attosecond pulse with the ellipitcity (a)–(c) η 1 = 0.5 η 2 = − 0.5 η 1 = 1 η 2 = − 1
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