## Classical electrodynamics |

### From inside the book

Results 1-3 of 67

Page 296

The power radiated per unit solid angle in the scalar Kirchhoff

kaf /cos a + cos i , v— -!- cos a 477 (cos a + cos 0V 2 cos a / kaf (9.112) where P<

is given by (9.104). If we compare the vector Kirchhoff result (9.103) with (9.112),

...

The power radiated per unit solid angle in the scalar Kirchhoff

**approximation**is (kaf /cos a + cos i , v— -!- cos a 477 (cos a + cos 0V 2 cos a / kaf (9.112) where P<

is given by (9.104). If we compare the vector Kirchhoff result (9.103) with (9.112),

...

Page 297

Then both scalar and vector

^ka sin 6) 2 (9 1J3) ka sin 6 The vector and scalar Kirchhoff

compared in Fig. 9. 1 1 for the angle of incidence equal to 45° and for an aperture

...

Then both scalar and vector

**approximations**reduce to the common expression, J^ka sin 6) 2 (9 1J3) ka sin 6 The vector and scalar Kirchhoff

**approximations**arecompared in Fig. 9. 1 1 for the angle of incidence equal to 45° and for an aperture

...

Page 307

(h) Compare your result in part (a) with the standard scalar Kirchhoff

plane of incidence. 9.8 A rectangular opening with sides of length a and b > a

defined by x ...

(h) Compare your result in part (a) with the standard scalar Kirchhoff

**approximation**and with the result in Section 9.8 for the polarization vector in theplane of incidence. 9.8 A rectangular opening with sides of length a and b > a

defined by x ...

### What people are saying - Write a review

#### LibraryThing Review

User Review - barriboy - LibraryThingA soul crushing technical manual written by a sadist that has served as the right of passage for physics PhDs since the dawn of time. Every single one of my professors studied this book, and every ... Read full review

#### LibraryThing Review

User Review - aproustian - LibraryThing"Jackson E&M is about learning how to approximate reliably...the entire book, with few exceptions, is a mathematical discussion on how to solve [the same] 4 problems for different boundary conditions." Read full review

### Contents

Introduction to Electrostatics | 1 |

Scalar potential | 7 |

Greens theorem | 14 |

Copyright | |

18 other sections not shown

### Other editions - View all

### Common terms and phrases

4-vector acceleration angular distribution approximation assumed atomic axis behavior Bessel functions boundary conditions bremsstrahlung calculate Chapter charge density charge q charged particle classical coefficients collisions component conductor Consequently consider coordinates cross section current density cylinder defined delta function dielectric constant diffraction dimensions dipole direction discussed effects electric field electromagnetic fields electron electrostatic emitted energy loss expansion expression factor force equation frequency given Green's function impact parameter incident particle inside integral Laplace's equation limit linear Lorentz invariant Lorentz transformation macroscopic magnetic field magnetic induction magnitude Maxwell's equations meson molecules momentum multipole multipole expansion nonrelativistic obtain orbit oscillations parallel perpendicular plane wave plasma point charge polarization power radiated problem quantum quantum-mechanical radiative radius region relativistic result scalar scattering shown in Fig shows solid angle solution spectrum spherical surface theorem transverse vanishes vector potential wave equation wave number wavelength written zero