By Stanislovas Staras; et al
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Additional info for Wide-band slow-wave systems : simulation and applications
Space. direction. is v gr = 1 dβ q dω = 1 dβ dω ω dv ph = vf 1− . 15) It. follows. from. Equations. 13). and. 14). that. the. group. velocity. of. the. harmonic:. vph0. waves. Because. of. coupling. of. conductors. in. the. MCL. and. properties. of. the. medium. among. the. conductors,. the. phase. velocities. of. the. space. Dispersion. the. characteristic v ph q = f (ω ). 16) That. is,. phase. velocity. versus. frequency. or. phase. delay. time. versus. properties. decreases. increases. positive.
Technika,. ] 10.. Kleiza,. A.. 2000.. Investigation. of. non-homogeneous. electrodynamic. systems.. Doctoral. dissertation,. Vilnius. Gediminas. Technical. University,. Vilnius,. ] 11.. Staras,. ,. and. Gaivelis,. A.. 1989.. Analysis. of. axially. symmetrical. helical. ] 12.. Staras,. ,. Skudutis,. ,. and. Daskevicius,. V.. 1998.. Investigation. of. helix. Electronics and Electrical Engineering 1. ] 13.. external. shields.. Elektronika’98,. Conference Proceedings,. Kaunas,. May. 19–20,. 1998,. ] 14..
Gaivelis. . for. calculation. of. conductors. relatively. simulation. ways. characteristics. of. symmetrical. system. and. curves. are. characteristics. of. the. central. section. of. the. axially. symmetrical. helical. system. model. shown. in. 4(b).. The. “2”. curves. are. characteristics. of. mm,. system. are. curves. We. see. that. dispersion. of. retardation. is. the. characteristic. feature. of. the. axially. symmetrical. helical. system. filled. by. homogeneous. dielectric.. At. low.