Ren Wang, Sheng Liu, Mo-Ran Zhang, Bing-Zhong Wang. Slowly spreading propagation characteristics of flying electromagnetic toroid [J]. Acta Physica Sinica, 2020, 69(16): 164101-1
- Acta Physica Sinica
- Vol. 69, Issue 16, 164101-1 (2020)
Fig. 1. Schematic of TM FET.
Fig. 2. Field distribution of the FET when t = 0: (a) E z on the y = 0 plane; (b) E ρ on the y = 0 plane; (c) H θ on the y = 0 plane; (d) E z on the z = 0 plane; (e) E ρ on the z = – q 1 plane; (f) H θ on the z = – q 1 plane.
Fig. 3. Field distribution along z direction when t = 0: (a) on the line ρ = 0; (b) on the line (x = 4.5q 1, y = 0) of cylindrical surface ρ = 4.5q 1.
Fig. 4. Evolution of the field distribution of FET: (a) Longitudinal electric field E z ; (b) transverse electric field E ρ , the black line indicates the position of maximum transverse electric field when the FET propagates to different positions.
Fig. 5. Position of maximum transverse electric field when the FET propagates to different positions: (a) z < q 2; (b) z > q 2.
Fig. 6. Normalized spectrum distribution when the FET propagates through the z = 0 plane: (a) Longitudinal electric field E z ; (b) transverse electric field E ρ .
Fig. 7. Position curves of maximum value of each frequency of the transverse electric field E ρ .
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Table 1. Relation between propagation distance and toroid radius of FET.
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