Meng Li, Guizhong Zhang, Tianqi Zhao, Xin Ding, Jian Yao, "Characterizing carrier envelope phase of an isolated attosecond pulse with annular photoionization momentum spectra," Chin. Opt. Lett. 15, 110201 (2017)
- Chinese Optics Letters
- Vol. 15, Issue 11, 110201 (2017)
Fig. 1. (Color online) (a) Schematic illustration of the overlapping of an IAP (red line) with an IR pulse: time instants t 1 t 2 t 3 t 4 I IR = 2 × 10 14 W / cm 2 I IAP = 8 × 10 11 W / cm 2
Fig. 2. (Color online) Electric field patterns of the superimposed IAP and IR pulse in the laser polarization plane for different overlapping parameters. The red curves indicate the superimposed segments. I IR = 2 × 10 14 W / cm 2 I IAP = 2 × 10 11 W / cm 2 θ = θ IR = 0
Fig. 3. (Color online) Photoelectron momentum spectra for different overlapping parameters. I IR = 2 × 10 14 W / cm 2 I IAP = 2 × 10 11 W / cm 2 θ = θ IR = 0
Fig. 4. (Color online) Photoelectron momentum spectra for different initial phases of the IAP: (a) θ = 0 θ = π / 4 θ = π / 2 θ = 3 π / 4 θ = π θ = 5 π / 4 θ = 3 π / 2 θ = 7 π / 4 θ = 2 π η I IR = 2 × 10 14 W / cm 2 I IAP = 2 × 10 11 W / cm 2 θ IR = 0
Fig. 5. (a) Rotation angle of the annular photoelectron momentum spectra versus the IAP CEP. (b) Schematic of the rotation angle of the annular photoelectron momentum spectra. The overlapping parameter η I IR = 2 × 10 14 W / cm 2 I IAP = 2 × 10 11 W / cm 2 θ IR = 0
Fig. 6. Photoelectron momentum spectra with (a) θ IR = 0 θ IR = π / 4 θ IR = π / 2 θ IR = 3 π / 4 θ IR = π θ IR = 5 π / 4 θ IR = 3 π / 2 θ IR = 7 π / 4 θ IR = 2 π I IR = 2 × 10 14 W / cm 2 I IAP = 2 × 10 11 W / cm 2 η = 0.8 θ = 0
Fig. 7. Photoelectron momentum spectra with (a) θ = 1.2 π θ = 0.2 π η = 0 θ IR = 0 I IR = 2 × 10 14 W / cm 2 I IAP = 2 × 10 11 W / cm 2
Fig. 8. Photoelectron momentum spectra for different overlapping parameters. (a) η = 0.92 η = 0.88 η = 0.84 η = 0.8 η = 0.76 η = 0.72 I IR = 2 × 10 14 W / cm 2 I IAP = 2 × 10 11 W / cm 2 θ = θ IR = 0
Fig. 9. Photoelectron momentum spectra for different initial phases of the IR pulse. (a) θ = 0 θ = π / 4 θ = π / 2 θ = 3 π / 4 θ = π θ = 5 π / 4 θ = 3 π / 2 θ = 7 π / 4 θ = 2 π η = 0.72 I IR = 2 × 10 14 W / cm 2 I IAP = 2 × 10 11 W / cm 2 θ IR = 0
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