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

### From inside the book

Results 1-3 of 82

Page 224

of E . , for various

corresponding ones in the preceding Sect . 2 shown in Fig . 3a and 3b . As was

discussed in the preceding Sect . 2 , the function Lulep ; E ) or fgler ; E ) plays a ...

of E . , for various

**values**of Ep . Again these curves are very similar to thecorresponding ones in the preceding Sect . 2 shown in Fig . 3a and 3b . As was

discussed in the preceding Sect . 2 , the function Lulep ; E ) or fgler ; E ) plays a ...

Page 433

Corresponding to that minimum there is a

Fig . ... The largest contribution to the integrand in ( 89 ) arises from

such that ( 1 ) ( na + ofk + o - nitk ) is non - zero , ( 2 ) Ex – Ek + 0 , and ( 3 ) k – Q /

2 ...

Corresponding to that minimum there is a

**value**of Q , Q . , which is indicated inFig . ... The largest contribution to the integrand in ( 89 ) arises from

**values**of ksuch that ( 1 ) ( na + ofk + o - nitk ) is non - zero , ( 2 ) Ex – Ek + 0 , and ( 3 ) k – Q /

2 ...

Page 434

In practice , one fixes Q and 2 , assumes a particular

from ( 92a ) the

paramagnetic state as a function of the coupling constant g for various

Q / ky ...

In practice , one fixes Q and 2 , assumes a particular

**value**for a and calculatesfrom ( 92a ) the

**value**of A which would ... the SDW state relative to that of theparamagnetic state as a function of the coupling constant g for various

**values**ofQ / ky ...

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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