Wei Fu, Yanmei Wang, Xiangying Lü, Peng Wang. Research of flying focal spot of the CT tube based on dynamic magnetic focusing[J]. High Power Laser and Particle Beams, 2022, 34(2): 024001
- High Power Laser and Particle Beams
- Vol. 34, Issue 2, 024001 (2022)
Fig. 1. Structural diagram of the electrostatic focusing system
Fig. 2. Dynamic magnetic focusing flying focus scanning structure of double magnetic quadrupole lens CT tube
Fig. 3. Magnetic field distribution of magnetic quadrupole lens
Fig. 4. CST simulation structure of dual magnetic quadrupole lens system
Fig. 5. Maximum magnetic field vs focal spot size in x and y axes
Fig. 6. Distribution of the magnetic field of quadrupole lens along the x -y axis
Fig. 7. Current simulation trajectory
Fig. 8. Morphology of focal spot without axial deflection current
Fig. 9. Relationship between x , y -axis of fset of focal spot and x , y -axis deflection current
Fig. 10. Add the x , y -axis deflection current deflection
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Table 1. Application of foreign institutions in dynamic magnetic focusing flying focus technology
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