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

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Page 198

Since from 111 it is already clear that a resonance in w near the Fermi level will

produce nonohmic characteristics for values of v of order of the

confine ourselves to an examination of the initial characteristic , by expanding (

111 ) ...

Since from 111 it is already clear that a resonance in w near the Fermi level will

produce nonohmic characteristics for values of v of order of the

**line width**, weconfine ourselves to an examination of the initial characteristic , by expanding (

111 ) ...

Page 377

The reasons for this are largely experimental : a ) The 57Fe ME has the requisite

resolution only when the internal fields exceed the natural

kOe , b ) There is a large enhancement of the driving radio - frequency field in an

...

The reasons for this are largely experimental : a ) The 57Fe ME has the requisite

resolution only when the internal fields exceed the natural

**line**-**width**SH ~ 10kOe , b ) There is a large enhancement of the driving radio - frequency field in an

...

Page 397

The frequency displacements due to 1 ) and 2 ) are so large compared with the

experiments . The intensity I of the line behaves as log - n log ( 1 - 0 ) – – nc , 1 ...

The frequency displacements due to 1 ) and 2 ) are so large compared with the

**line width**that a number n of nuclei around each Mn are not observed in NMRexperiments . The intensity I of the line behaves as log - n log ( 1 - 0 ) – – nc , 1 ...

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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