## 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 symmetry of the

/ rii ) Q ; , so that the Bloch theorem can be proved and the wave functions Vi are

always of the form Wi ( r ) = u ( r ) exp [ i kór ] , where ux ( r ) = uk ( r + a ) where a

...

The symmetry of the

**lattice**is fully repeated in the terms 2 V , ( R , - r ; ) and E ' ( e/ rii ) Q ; , so that the Bloch theorem can be proved and the wave functions Vi are

always of the form Wi ( r ) = u ( r ) exp [ i kór ] , where ux ( r ) = uk ( r + a ) where a

...

Page 10

In the b . c . c .

2a . Reciprocal

( see Fig . 8 ) are then : H = fourfold corner of zone la 219 P = threefold corner ...

In the b . c . c .

**lattice**, atoms occur at points a ( 111 ) , and the cubic cell has side2a . Reciprocal

**lattice**points occur at ( n / a ) ( 1 1 0 ) ; the points of high symmetry( see Fig . 8 ) are then : H = fourfold corner of zone la 219 P = threefold corner ...

Page 11

In the h . c . p .

and a , and a , make an angle of 120° to one another in the basal plane . There

are two atoms per unit cell , at ( 0 , 0 , 0 ) and ( 3 , š , z ) . The reciprocal

In the h . c . p .

**lattice**, we select axes az , az , c where c is the hexagonal axisand a , and a , make an angle of 120° to one another in the basal plane . There

are two atoms per unit cell , at ( 0 , 0 , 0 ) and ( 3 , š , z ) . The reciprocal

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

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### Contents

LOMER Band theory and magnetism | 1 |

JACCARINO Studies of the hyperfine interaction in transi | 39 |

P W ANDERSON and W L MCMILLAN Multiplescattering | 50 |

Copyright | |

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### Common terms and phrases

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