Fig. 1. Bilateral gradient compression waveguide

Fig. 2. Port reflection coefficients for different compression section lengths

Fig. 3. Overall structure of the reactor

Fig. 4. Electric field values for different total mesh counts

Fig. 5. Grid cell quality chart

Fig. 6. Reflection coefficient corresponding to the different positions of the port

Fig. 7. Electric field distribution of quartz tube at different Y₀

Fig. 8. Electric field strength of the quartz tube at different phases of port 3

Fig. 9. Electromagnetic field distribution at different port phases