Rongbin Yao, Yanli Bai, Haiying Gao, Xun Wang, Dajian Liu. Magnetic Focusing Temporal Dispersion and Distortion of Pulse-Dilation Framing Camera[J]. Acta Optica Sinica, 2019, 39(4): 0432001
- Acta Optica Sinica
- Vol. 39, Issue 4, 0432001 (2019)
Fig. 1. Working principle of pulse-dilation framing camera
Fig. 2. Magnetic field intensity distribution in drift area of camera. (a) Schematic of magnetic field intensity contours in 30 mm off-axis area; (b) magnetic field intensity distributions at positions of 0-30 mm along axis (step of 5 mm)
Fig. 3. Photoelectron trajectories and imaging. (a) Three-dimensional diagram; (b) maximum rotation-around-axis radius of photoelectron at off-axis object point; (c) imaging rotation angle at off-axis object point
Fig. 4. Simulation of temporal dispersion of magnetic focusing. (a) Difference distribution between actual and ideal transmission time; (b) result of temporal dispersion
Fig. 5. Temporal dispersion at off-axis object point
Fig. 6. Drift distance of electron at off-axis object point
Fig. 7. Analytical result of temporal distortion at off-axis position. (a) Pulse dilation ratio; (b) temporal distortion
Fig. 8. Simulation results under gap of magnetic leakage of 40 mm. (a) Magnetic field intensity distribution along axis at object point on axis or under 30 mm off-axis; (b) temporal dispersion; (c) temporal distortion
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