Lec10 - Phase velocity is However, energy propagates with...

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Lecture 10 1 Group Velocity Consider solution to a general wave equation . By superposition, the general solution is time-dependent phase Initial pulse shape travelled distance z = v g t
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Lecture 10 2 For TE mn mode, dispersion relation is
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Unformatted text preview: Phase velocity is However, energy propagates with group velocity Note that x z a b y Lecture 10 3 x z a b y Lecture 10 4 Harmonic Fields in Matter Griffiths 9.4.3 Maxwell equations:...
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This note was uploaded on 12/10/2011 for the course PHYS 4211 taught by Professor Wkliu during the Spring '11 term at CUHK.

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Lec10 - Phase velocity is However, energy propagates with...

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