Page 611 - Engineering Electromagnetics, 8th Edition
P. 611

INDEX               593

                       relation between current      optical, 435                  from multiple interfaces,
                         and, 308                    optical fiber, 465               417–425
                       simple dc-circuit, 89         parallel-plate, 463, 465    Waves, 309
                       sinusoidal, 309–310           planar dielectric, 490–496  Wavevectors, 426, 429, 430,
                       transmission-line, 310        rectangular, 464, 479–490       465, 467, 468, 473, 482,
                     Voltage division, 348           symmetric dielectric slab,      491
                     Voltage reflection diagrams,       464, 490, 495             Wave velocity, 307
                         348–349, 352, 355           symmetric slab, 491, 495    ω − β diagram, 440, 442,
                     Voltage standing wave ratio   Wave impedance, 328, 419          444, 447
                         (VSWR), 313, 323–327,     Wavelength(s), 310–311, 370   Weak-guidance condition,
                         342                         free-space, 391, 422, 423,      497
                     Voltage wave, 354                 471, 503                  Weakly guiding step index
                     Voltage wave reflection, 320     half-, 323, 326, 329, 339,      fiber intensity plots, 504,
                     Volume charge density, 33,        342, 343, 410, 411, 414,      505
                         197                           416, 420, 422, 487, 525,  Webers, 214
                                                       526, 531, 544             Work
                                 W                 Wavenumber, 370                 Amp`ere’s law of, 188
                     Wave dispersion, 439          Wave phenomena, 301             conservation property of,
                     Wave equation, 476–479        Wave polarization, 394–401        86
                     Wavefront, 302                Wave propagation                differential, 76
                     Waveguide dispersion, 478       and current density, 392      direction of, 76
                     Waveguide mode, 465–466         in dielectrics, 375–383       in electrostatic fields, 80
                     Waveguide operation,            in dispersive media,          on equipotential surfaces,
                         463–466                       437–146                       85
                     Waveguides                      in free space, 367–375        in moving a charge, 77–79,
                       cylindrical, 464              linearly polarized plane,       81–82, 100, 143
                       described, 453                  395                         total, 9
                       dielectric slab, 436, 464,  Wave reflection                  virtual, 263
                         490, 495                    at discontinuities, 320–323
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