Lina Shi, Junbiao Liu, Geng Niu, Zengya Dong, Chenhui Deng, Li Han. Electro-Optical Design of Focusing System for Rod-Anode X-Ray Sources[J]. Acta Optica Sinica, 2022, 42(22): 2234001
- Acta Optica Sinica
- Vol. 42, Issue 22, 2234001 (2022)
Fig. 1. Rod anode X-ray source model. (a) Structural diagram; (b) optical path diagram of electron beam
Fig. 2. Relationship between l/Cs and Vr/（NI）2
Fig. 3. Structural diagram of magnetic lens
Fig. 4. Arrangement of magnetic lens
Fig. 5. Axial field distribution of magnetic lens
Fig. 6. Trajectories of electrons in each direction (x, y, r) of magnetic lens
Fig. 7. Relationship between beam spot and acceleration voltage
Fig. 8. Experimental platform for rod anode X-ray source
Fig. 9. Double wire image quality meter
Fig. 10. Line pair imaging at different high voltages. (a) 50 kV; (b) 70 kV; (c) 90 kV; (d) 110 kV; (e) 130 kV
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Table 1. List of LaB6 electron gun properties at different acceleration voltages
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