Xiaohong HUA, Yuliang GUO, Tianmin YAN, Shuai LI, Xincheng WANG, Yuhai JIANG. Time-stamp Camera Centroiding Algorithm and Dissociation Electron/ion Momentum Distribution Simulation[J]. Acta Photonica Sinica, 2024, 53(4): 0402001
- Acta Photonica Sinica
- Vol. 53, Issue 4, 0402001 (2024)
Fig. 1. The time evolution of intensity after signals of different peak intensities arrive at the camera sensor at the same time
Fig. 2. Schematic diagram of the cluster effect and declustering
Fig. 3. Time difference distribution of adjacent pixels from the same clusters
Fig. 4. Distribution of the position difference between the true center and fitted center with centroiding algorithm
Fig. 5. The relationship between the clusters' center ToT and the resolution of the cluster's center position located by centroiding algorithm/the sizes of clusters
Fig. 6. The photo and SIMION simulation of ion lens of velocity map imaging
Fig. 7. The effect of centroiding algorithm on electron 2D image and radial distribution
Fig. 8. The effect of centroiding algorithm on 2D image and ToA spectrum of N+ from Coulomb explosion
Fig. 9. Comparison of the covariance maps of radial distribution of ion images
Fig. 10. Schematic diagram of the densest signal area
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