## Classical Electrodynamics |

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Page 211

This shows that , apart from an overall phase factor , the pulse travels along

undistorted in shape with a

energy density is associated with the magnitude of the wave ( or its absolute

square ) , it ...

This shows that , apart from an overall phase factor , the pulse travels along

undistorted in shape with a

**velocity**, called the group**velocity**: ( 7 . 32 ) If anenergy density is associated with the magnitude of the wave ( or its absolute

square ) , it ...

Page 331

where we have introduced a vectorial Alfvén

equation ( 10 . 69 ) for v , is somewhat involved , but it allows simple solutions for

waves propagating parallel or perpendicular to the magnetic field direction . *

With vz ...

where we have introduced a vectorial Alfvén

**velocity**: ( 10 . 70 ) The waveequation ( 10 . 69 ) for v , is somewhat involved , but it allows simple solutions for

waves propagating parallel or perpendicular to the magnetic field direction . *

With vz ...

Page 340

For wave numbers k < kp , the phase and group

plasma oscillations are : ( 10 . 107 ) From the definition of kp we see that for such

wave numbers the phase

much ...

For wave numbers k < kp , the phase and group

**velocities**of the longitudinalplasma oscillations are : ( 10 . 107 ) From the definition of kp we see that for such

wave numbers the phase

**velocity**is much larger than , and the group**velocity**much ...

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### Contents

Introduction to Electrostatics | 1 |

BoundaryValue Problems in Electrostatics I | 26 |

RelativisticParticle Kinematics and Dynamics | 391 |

Copyright | |

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### Common terms and phrases

acceleration angle angular applied approximation assumed atomic average axis becomes boundary conditions calculate called Chapter charge charged particle classical collisions compared component conducting Consequently consider constant coordinates cross section cylinder defined density dependence derivative determine dielectric dimensions dipole direction discussed distance distribution effects electric field electromagnetic electron electrostatic energy equal equation example expansion expression factor force frame frequency function given gives incident inside integral involved light limit Lorentz loss magnetic magnetic field magnetic induction magnitude mass means modes momentum motion moving multipole normal observation obtain origin parallel particle physical plane plasma polarization position potential problem properties radiation radius region relation relative relativistic result satisfy scalar scattering shown in Fig shows side solution space sphere spherical surface transformation unit vanishes vector velocity volume wave written