Lecture 18 Lecture Notes

Lecture 18 Lecture Notes - Example: Lec 18 - 23. Feb...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
6.5.1 Dispersion relation consider in z=direction suppress x,y dependence plane waves in free space wave guides monochromatic wave in z-direction wave solution in z-direction TM/TE mode polarization free space wave guide (rectangular) Dispersion relation for given mode number => relationship 6.5.2 Phase velocity monochromatic wave: general direction: free space wave guide: explanation via plane wave decomposition of wave guide solution
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Example: Lec 18 - 23. Feb Lecture Notes Page 1 6.5.3 Wave packets and group velocity Here: choose one mode parameter => relationship fixed Consider the following scenario is concentrated around maximum at => time evolution oscillating phase Group velocity travels at velocity => the maximum of the wave packet TE,TM mode polarization suppress Example: free space: wave guide: Lecture Notes Page 2...
View Full Document

Page1 / 2

Lecture 18 Lecture Notes - Example: Lec 18 - 23. Feb...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online