## Course of theoretical physics: Electrodynemics of continuous media |

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Page 138

For

with squares of these components, and may be written Uaniso = Kt: mimkt 140- 1)

where K ,-, is a symmetrical tensor of rank two, whose components, like U ,,,,s,, ...

For

**uniaxial**and biaxial crystals, the expansion of the anisotropy energy beginswith squares of these components, and may be written Uaniso = Kt: mimkt 140- 1)

where K ,-, is a symmetrical tensor of rank two, whose components, like U ,,,,s,, ...

Page 143

PROBLEMS PROBLEM 1. A

spheroid, the axis of easy magnetization being the axis of revolution, and is

placed in an external magnetic field $. Determine the range of values of 8 for

which the ...

PROBLEMS PROBLEM 1. A

**uniaxial**ferromagnetic crystal is in the shape of aspheroid, the axis of easy magnetization being the axis of revolution, and is

placed in an external magnetic field $. Determine the range of values of 8 for

which the ...

Page 339

Optical properties of

primarily on the symmetry of its dielectric tensor 8",. In this respect all crystals fall

under three types: cubic,

Optical properties of

**uniaxial**crystals The optical properties of a crystal dependprimarily on the symmetry of its dielectric tensor 8",. In this respect all crystals fall

under three types: cubic,

**uniaxial**and biaxial (see §13). In a crystal of the cubic ...### What people are saying - Write a review

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angle anisotropy anisotropy energy antiferromagnetic atoms axes axis body boundary conditions calculation charge circuit coefﬁcient coefficients components conductor constant coordinates corresponding cross-section crystal Curie point curl H deﬁned deﬁnition denote dependence derivatives determined dielectric diffraction direction discontinuity dissipation domains electric ﬁeld electromagnetic ﬁeld electrons ellipsoid energy ﬂux expression external ﬁeld external magnetic ﬁeld ferroelectric ferromagnet ﬁeld H ﬁnd ﬁnite ﬁrst ﬁrst term ﬂow ﬂuctuations ﬂuid formula free energy frequency function given gives grad Hence incident induction inﬁnite integral isotropic Landau theory layer linear magnetic ﬁeld magnetohydrodynamics magnetostriction magnitude medium normal obtain optical particle permittivity perpendicular perturbation phase plane polarization PROBLEM propagated properties pyroelectric quantities reﬂection refraction relation respect result rotation satisﬁed scattering shock wave signiﬁcance solution sphere superconducting surface symmetry tangential temperature tensor theory thermodynamic potential transition uniaxial upper half-plane values variable velocity volume wave vector z-axis zero