## Proceedings of the International School of Physics "Enrico Fermi.", Volume 37N. Zanichelli, 1967 - Nuclear physics |

### From inside the book

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Page 2

The basic

the one - electron controlling equation ... ( r ) exp [ i kór ] , where ux ( r ) = uk ( r + a

) where a is any lattice translation and k is a vector of the dual reciprocal

The basic

**band**approximation was the Hartree approximation , which gives asthe one - electron controlling equation ... ( r ) exp [ i kór ] , where ux ( r ) = uk ( r + a

) where a is any lattice translation and k is a vector of the dual reciprocal

**space**.Page 15

Two major

point r is derived from that at r + t by a ... The Hamiltonian operator is then

invariant under combined rotation in spin

Two major

**groups**of spin field may be distinguished ; either the spin density atpoint r is derived from that at r + t by a ... The Hamiltonian operator is then

invariant under combined rotation in spin

**space**R ( t ) and translation T ( t ) ; the**group**of ...### What people are saying - Write a review

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### Contents

LOMER Band theory and magnetism | 1 |

PHILLIPS Band theory of transition metals | 22 |

JACCARINO Studies of the hyperfine interaction in transi | 39 |

Copyright | |

19 other sections not shown

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### Common terms and phrases

alloys appearance approximation assume average band becomes bound boundary calculation charge complex computed condition conduction consider contribution correct correlation corresponding coupling curve defined density depends determined direction discussed effect electrons energy equation exchange existence expected expression fact factor Fermi Fermi level Fermi surface ferromagnetic field function given gives Hamiltonian host metal impurity atom increases integral interaction interesting lattice limit localized magnetic matrix elements means method moments normal Note observed obtained occur operator orbital perturbation phase Phys physical plane polarization poles positive possible potential present problem properties range relation replaced represent resonance scattering screening Sect shift shown similar simple single solution spin strong structure temperature theory tion transition metals usual wave wave functions write zero