## 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 |

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