## Introduction to Solid State Physicsproblems after each chapter. |

### From inside the book

Results 1-3 of 77

Page 72

Neglecting surface effects, we may write the total lattice energy Uo of a crystal

composed of 2N ions as Uo = N<j>, where N, ... 1 X 1 ± — e2 R </>, i Pa* Rn <t>

Rn r'

.

Neglecting surface effects, we may write the total lattice energy Uo of a crystal

composed of 2N ions as Uo = N<j>, where N, ... 1 X 1 ± — e2 R </>, i Pa* Rn <t>

Rn r'

**Lattice Constant**(A) Lattice Energy (kcal/mole) Crystal Theoretical (Mayer et.

Page 83

8.1), with a measured average

we suppose that the structure is determined by the Ba-0 contacts, we have, from

Table 3.5, D,2 = 1.29 + 1. 40 + 0.19 = 2.94 A, or a = 4.16 A; if the Ti-0 contact ...

8.1), with a measured average

**lattice constant**of 4.004 A at room temperature. Ifwe suppose that the structure is determined by the Ba-0 contacts, we have, from

Table 3.5, D,2 = 1.29 + 1. 40 + 0.19 = 2.94 A, or a = 4.16 A; if the Ti-0 contact ...

Page 323

We assume in fact that the lattice still possesses translational symmetry, which it

does not, and that the principal effect of ... We suggest that the principal

contribution may arise from the dependence of the energy gap on the

We assume in fact that the lattice still possesses translational symmetry, which it

does not, and that the principal effect of ... We suggest that the principal

contribution may arise from the dependence of the energy gap on the

**lattice****constant**.### What people are saying - Write a review

We haven't found any reviews in the usual places.

### Contents

DIFFRACTION OF XRAYS BY CRYSTALS | 44 |

CLASSIFICATION OF SOLIDS LATTICE ENERGY | 63 |

ELASTIC CONSTANTS OF CRYSTALS | 85 |

Copyright | |

18 other sections not shown

### Other editions - View all

### Common terms and phrases

absorption acceptors alkali alloy approximately atoms axes axis barium titanate boundary Bragg Brillouin zone calculated chapter charge conduction band conduction electrons crystal structure cube cubic Curie point Debye density dielectric constant diffraction diffusion dipole direction discussion dislocation distribution domain effective mass elastic electric field energy equation equilibrium exciton experimental F centers factor Fermi ferroelectric ferromagnetic free electron frequency germanium given heat capacity hexagonal holes impurity interaction ionization ions lattice constant lattice point levels low temperatures magnetic field metals molecules motion nearest neighbor normal observed orbital p-n junction paramagnetic particles phonons Phys physics plane polarizability polarization positive potential Proc recombination region resonance result room temperature rotation semiconductor Shockley shown in Fig sodium chloride solid solution space group specimen spin superconducting surface susceptibility symmetry Table theory thermal tion transistor transition unit volume vacancies valence band values vector velocity wave functions wavelength x-ray zero