Fundamentals of applied electromagnetics / 2001 media ed.

Table Of Contents:
The 2001 Media Edition: Introducing the Interactive CD-Rom vii
Preface ix

Introduction: Waves and Phasors 1(32)

Dimensions, Units, and Notation 4(1)

The Nature of Electromagnetism 5(7)

The Gravitational Force: A Useful Analogue 6(1)

Electric Fields 7(2)

Magnetic Fields 9(2)

Static and Dynamic Fields 11(1)

Traveling Waves 12(7)

Sinusoidal Wave in a Lossless Medium 14(3)

Sinusoidal Wave in a Lossy Medium 17(2)

The Electromagnetic Spectrum 19(3)

Review of Complex Numbers 22(2)

Review of Phasors 24(9)

Problems 29(4)

Transmission Lines 33(67)

General Considerations 35(4)

The Role of Wavelength 36(1)

Propagation Modes 37(2)

Lumped-Element Model 39(4)

Transmission-Line Equations 43(1)

Wave Propagation on a Transmission Line 44(3)

The Lossless Transmission Line 47(8)

Voltage Reflection Coefficient 48(3)

Standing Waves 51(4)

Input Impedance of the Lossless Line 55(3)

Special Cases of the Lossless Line 58(6)

Short-Circuited Line 58(2)

Open-Circuited Line 60(1)

Application of Short-Circuit and Open-Circuit Measurements 60(2)

Lines of Length l = nλ/2 62(1)

Quarter-Wave Transformer 62(1)

Matched Transmission Line: Z8L = Z0 62(2)

Power Flow on a Lossless Transmission Line 64(2)

Instantaneous Power 64(1)

Time-Average Power 65(1)

The Smith Chart 66(14)

Parametric Equations 66(5)

Input Impedance 71(2)

SWR, Voltage Maxima and Minima 73(1)

Impedance to Admittance Transformations 74(6)

Impedance Matching 80(4)

Transients on Transmission Lines 84(16)

Transient Response 84(4)

Bounce Diagrams 88(4)

Problems 92(8)

Vector Analysis 100(38)

Basic Laws of Vector Algebra 101(7)

Equality of Two Vectors 102(1)

Vector Addition and Subtraction 103(1)

Position and Distance Vectors 103(1)

Vector Multiplication 104(3)

Scalar and Vector Triple Products 107(1)

Orthogonal Coordinate Systems 108(7)

Cartesian Coordinates 109(1)

Cylindrical Coordinates 109(4)

Spherical Coordinates 113(2)

Transformations between Coordinate Systems 115(5)

Cartesian to Cylindrical Transformations 115(2)

Cartesian to Spherical Transformations 117(2)

Cylindrical to Spherical Transformations 119(1)

Distance between Two Points 119(1)

Gradient of a Scalar Field 120(3)

Gradient Operator in Cylindrical and Spherical Coordinates 121(1)

Properties of the Gradient Operator 122(1)

Divergence of a Vector Field 123(4)

Divergence Theorem 125(1)

Remarks on Notation 125(2)

Curl of a Vector Field 127(3)

Vector Identities Involving the Curl 128(1)

Stokes's Theorem 129(1)

Laplacian Operator 130(8)

Problems 132(6)

Electrostatics 138(48)

Maxwell's Equations 139(1)

Charge and Current Distributions 140(3)

Charge Densities 140(2)

Current Density 142(1)

Coulomb's Law 143(5)

Electric Field due to Multiple Point Charges 144(1)

Electric Field due to a Charge Distribution 145(3)

Gauss's Law 148(3)

Electric Scalar Potential 151(5)

Electric Potential as a Function of Electric Field 151(2)

Electric Potential due to Point Charges 153(1)

Electric Potential due to Continuous Distributions 153

Electric Field as a Function of Electric Potential 147(8)

Poisson's Equation 155(1)

Electrical Properties of Materials 156(1)

Conductors 157(4)

Resistance 158(2)

Joule's Law 160(1)

Dielectrics 161(2)

Electric Boundary Conditions 163(5)

Dielectric---Conductor Boundary 166(1)

Conductor---Conductor Boundary 167(1)

Capacitance 168(4)

Electrostatic Potential Energy 172(1)

Image Method 173(13)

Problems 176(10)

Magnetostatics 186(43)

Magnetic Forces and Torques 187(8)

Magnetic Force on a Current-Carrying Conductor 189(3)

Magnetic Torque on a Current-Carrying Loop 192(3)

The Biot---Savart Law 195(5)

Magnetic Field due to Surface and Volume Current Distributions 196(3)

Magnetic Field of a Magnetic Dipole 199(1)

Magnetic Force between Two Parallel Conductors 200(1)

Maxwell's Magnetostatic Equations 201(5)

Gauss's Law for Magnetism 201(1)

Amphere's Law 202(4)

Vector Magnetic Potential 206(2)

Magnetic Properties of Materials 208(5)

Orbital and Spin Magnetic Moments 208(1)

Magnetic Permeability 209(1)

Magnetic Hysteresis of Ferromagnetic Materials 210(3)

Magnetic Boundary Conditions 213(1)

Inductance 214(5)

Magnetic Field in a Solenoid 215(1)

Self-inductance 216(2)

Mutual Inductance 218(1)

Magnetic Energy 219(10)

Problems 221(8)

Maxwell's Equations for Time-Varying Fields 229(31)

Faraday's Law 231(2)

Stationary Loop in a Time-Varying Magnetic Field 233(4)

The Ideal Transformer 237(1)

Moving Conductor in a Static Magnetic Field 238(3)

The Electromagnetic Generator 241(2)

Moving Conductor in a Time-Varying Magnetic Field 243(1)

Displacement Current 244(2)

Boundary Conditions for Electromagnetics 246(1)

Charge-Current Continuity Relation 247(2)

Free-Charge Dissipation in a Conductor 249(1)

Electromagnetic Potentials 250(10)

Retarded Potentials 250(1)

Time-Harmonic Potentials 251(4)

Problems 255(5)

Plane-Wave Propagation 260(32)

Time-Harmonic Fields 262(2)

Complex Permittivity 263(1)

Wave Equations for a Charge-Free Medium 263(1)

Plane-Wave Propagation in Lossless Media 264(5)

Uniform Plane Waves 264(4)

General Relation between E and H 268(1)

Wave Polarization 269(7)

Linear Polarization 270(1)

Circular Polarization 271(2)

Elliptical Polarization 273(3)

Plane-Wave Propagation in Lossy Media 276(4)

Low-Loss Dielectric 278(1)

Good Conductor 278(2)

Current Flow in a Good Conductor 280(3)

Electromagnetic Power Density 283(9)

Plane Wave in a Lossless Medium 284(1)

Plane Wave in a Lossy Medium 285(1)

Decibel Scale for Power Ratios 286(2)

Problems 288(4)

Wave Reflection and Transmission, and Geometric Optics 292(48)

Wave Reflection and Transmission at Normal Incidence 294(9)

Boundary between Lossless Media 294(3)

Transmission-Line Analogue 297(1)

Power Flow in Lossless Media 298(3)

Boundary between Lossy Media 301(2)

Snell's Laws 303(3)

Fiber Optics 306(2)

Wave Reflection and Transmission at Oblique Incidence 308(8)

Perpendicular Polarization 309(4)

Parallel Polarization 313(2)

Brewster Angle 315(1)

Reflectivity and Transmissivity 316(3)

Geometric Optics 319(1)

Images Formed by Mirrors 320(4)

Images Formed by Plane Mirrors 321(1)

Images Formed by Spherical Mirrors 322(2)

Images Formed by Spherical Lenses 324(16)

Problems 332(8)

Radiation and Antennas 340(50)

The Short Dipole 343(5)

Far-Field Approximation 345(1)

Power Density 346(2)

Antenna Radiation Characteristics 348(7)

Antenna Pattern 349(2)

Beam Dimensions 351(1)

Antenna Directivity 351(3)

Antenna Gain 354(1)

Radiation Resistance 354(1)

Half-Wave Dipole Antenna 355(4)

Directivity of λ/2 Dipole 357(1)

Radiation Resistance of λ/2 Dipole 357(1)

Quarter-Wave Monopole Antenna 358(1)

Dipole of Arbitrary Length 359(1)

Effective Area of a Receiving Antenna 360(3)

Friis Transmission Formula 363(2)

Radiation by Large-Aperture Antennas 365(3)

Rectangular Aperture with Uniform Aperture Distribution 368(3)

Beamwidth 369(1)

Directivity and Effective Area 370(1)

Antenna Arrays 371(7)

N-Element Array with Uniform Phase Distribution 378(2)

Electronic Scanning of Arrays 380(10)

Uniform-Amplitude Excitation 382(1)

Array Feeding 382(4)

Problems 386(4)

Satellite Communication Systems and Radar Sensors 390(21)

Satellite Communication Systems 391(2)

Satellite Transponders 393(3)

Communication-Link Power Budget 396(2)

Antenna Beams 398(1)

Radar Sensors 399(3)

Basic Operation of a Radar System 399(1)

Unambiguous Range 400(1)

Range and Angular Resolutions 401(1)

Target Detection 402(2)

Doppler Radar 404(2)

Monopulse Radar 406(5)

Problems 410(1)
Appendix A Symbols, Quantities, and Units 411(2)
Appendix B Material Constants of Some Common Materials 413(2)
Appendix C Mathematical Formulas 415(2)
Appendix D Answers to Odd-Numbered Problems 417(6)
Bibliography 423(2)
Index 425