Microwaves

Download Theory of Dielectric Optical Waveguides by Paul Liao (Eds.) PDF

By Paul Liao (Eds.)

This textbook provides the idea underlying those crucial applied sciences - optical fiber communications, built-in optics, and optical sensors. Taking a step by step layout, Marcuse teaches the idea of sunshine transmission in optical fibers and in dielectic optical waveguides. The textual content contains tools for calculating modes and their interactions. This moment variation includes new fabric on coupled mode thought, coupled energy concept, approximate and numerical tools, nonlinear results, and soliton propagation

Show description

Read or Download Theory of Dielectric Optical Waveguides PDF

Best microwaves books

Electromagnetics of Time Varying Complex Media: Frequency and Polarization Transformer, Second Edition

Thoroughly revised and up-to-date to mirror contemporary advances within the fields of fabrics technological know-how and electromagnetics, Electromagnetics of Time various advanced Media, moment version presents a complete exam of present issues of curiosity within the examine community—including concept, numerical simulation, program, and experimental paintings.

Cavity Optomechanics: Nano- and Micromechanical Resonators Interacting with Light

Over the past few years cavity-optomechanics has emerged as a brand new box of analysis. This hugely interdisciplinary box reports the interplay among micro and nano mechanical structures and light-weight. attainable purposes variety from novel high-bandwidth mechanical sensing units throughout the iteration of squeezed optical or mechanical states to even exams of quantum idea itself.

Power RF Circuit Design in Standard CMOS Technology

Low strength intake is among the severe matters within the functionality of small battery-powered hand held units. cellular terminals function an ever expanding variety of instant communique possible choices together with GPS, Bluetooth, GSM, 3G, WiFi or DVB-H. seeing that the complete strength on hand for every terminal is restricted by means of the particularly gradual raise in battery functionality anticipated within the close to destiny, the necessity for effective circuits is now serious.

Electromagnetics through the finite element method: a simplified approach using Maxwell's equations

Shelving consultant: electric Engineering because the Nineteen Eighties greater than a hundred books at the finite point strategy were released, making this numerical process the most well-liked. The beneficial properties of the finite aspect approach received all over the world acceptance as a result of its flexibility for simulating not just any type of actual phenomenon defined via a collection of differential equations, but additionally for the opportunity of simulating non-linearity and time-dependent reports.

Additional resources for Theory of Dielectric Optical Waveguides

Sample text

With the same assumptions we can write Eq. 6-22) r and obtain from Eq. 6-24) ÷ and from Eq. 6-25) that follows from Eqs. 6-28) We now obtain immediately from Eq. 6-24) Íð/2 U i = rw „2 . 6-29) / 48 The Asymmetric Slab Waveguide and from Eqs. 6-27) finally yields -(Íðâ) í 2 2 (L6 ' - wrum " 31) Our approximation is apparently valid for W > 1. It is noteworthy that this approximate solution implies that the leaky waves of the hollow dielectric waveguide also grow in transverse direction away from the core since v is negative, so that Eq.

5-3) for the real part of the propagation constant and Eq. 5-13) for twice its imaginary part, which is the power loss coefficient. However, there is a difference in the behavior of the loss of leaky waves of ordinary waveguides compared to the leaky waves of hollow dielectric waveguides. 6 Hollow Dielectric Waveguides 45 that either ñ or Ä of Eqs. 5-6) is very nearly zero, so that we have ê > p. 5-53) for the loss coefficient. In low-loss hollow dielectric waveguides, we must assume that the ray impinges on the core boundary with very small angles, so that ê, given by Eq.

The conclusion to be reached from this discussion is that one should regard the loss coefficient obtained from the complex solutions of the eigenvalue equation with some reservation, since it is not entirely clear what constitutes loss in this theory. 5-13) was obtained from the idea of counting all energy as lost once it escapes from the core. The intuitive theory does not actually describe a mode but a transient field condition. However, this is the situation one encounters as a wave enters a waveguide section where it is cutoff.

Download PDF sample

Rated 4.56 of 5 – based on 24 votes