Fig. 1.
Schematic structure of the large-format streak tube and simulated electric-field distribution.
Fig. 2.
Monte Carlo sampling of the initial photoelectron energy distribution.
Fig. 3.
Temporal resolution. (a) Time point spread function; (b) TMTF.
Fig. 4.
Schematic diagram of photoelectron emission position on the photocathode surface.
Fig. 5.
TMTFs at different photocathode positions.
Fig. 6.
Physical temporal resolution of the large-format streak tube versus off-axis distance.
Fig. 7.
Spatial resolution. (a) SMTF along slit direction at y = 0 mm; (b) SMTF along scanning direction at y = 0 mm; (c) SMTF along slit direction at y = 3 mm; (d) SMTF along scanning direction at y = 3 mm.
Fig. 8.
Deflection sensitivity. (a) Electron distributions under different deflection voltages; (b) Linear fitting of deflection displacement versus applied voltage.
Fig. 9.
Three-dimensional distribution of the electrons on the photocathode.
Fig. 10.
The electron distribution on the phosphor screen.
Fig. 11.
Prototype of the novel large-format streak tube.
Fig. 12.
Photocathode radiant sensitivity of the large-format streak tube.
Fig. 13.
Spatial resolution of the large-format streak tube. (a) Center: 25.4 lp/mm; (b) Off-axis 3 mm: 25.4 lp/mm; (c) Off-axis 6 mm: 25.4 lp/mm; (d) Off-axis 9 mm: 25.4 lp/mm; (e) Off-axis 12 mm: 20.16 lp/mm; (f) Off-axis 15 mm: 14.25 lp/mm.
Fig. 14.
Electron distributions under different deflection voltages. (a) Deflection voltage = 0 V; (b) Deflection voltage = +100 V.
Fig. 15.
Magnification distribution of the large-format streak tube. (a) Center: 0.76; (b) Off-axis 3 mm: 0.76; (c) Off-axis 6 mm: 0.77; (d) Off-axis 9 mm: 0.79; (e) Off-axis 12 mm: 0.81; (f) Off-axis 15 mm: 0.86.