## Proceedings of the International School of Physics "Enrico Fermi.", Volume 22N. Zanichelli, 1963 - Nuclear physics |

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Page 296

Interband transitions in a

integral for the magnetic case in a manner analogous to that of eq. (III.7) for the

zero-field case; the expression for the diagonal component becomes (III.19a) (n ...

Interband transitions in a

**magnetic field**. 2.1. Theory. - One can write a dispersionintegral for the magnetic case in a manner analogous to that of eq. (III.7) for the

zero-field case; the expression for the diagonal component becomes (III.19a) (n ...

Page 299

and at Lincoln Laboratory in germanium [4, 10]. The latter experiments, using

prism optics, were carried out on samples ~ 5 to 10 jxm thickness in

set of ...

and at Lincoln Laboratory in germanium [4, 10]. The latter experiments, using

prism optics, were carried out on samples ~ 5 to 10 jxm thickness in

**magnetic****fields**of approximately 35 kG and with photon energies of about 0.8 eV. A typicalset of ...

Page 451

An even more drastic change oecnrs in the strong

semiconductor n+ = n only the interference term remains and one gets: (61) Nħ (

oo)= -lh (5 + e,) . Instead of tending to zero, as in the case of a single band, Nħ ...

An even more drastic change oecnrs in the strong

**magnetic field**. For an intrinsicsemiconductor n+ = n only the interference term remains and one gets: (61) Nħ (

oo)= -lh (5 + e,) . Instead of tending to zero, as in the case of a single band, Nħ ...

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absorption acceptor approximation assumed band edge band structure Brillouin zone calculated carrier centre charge Chem coefficient components compound concentration conduction band consider constant corresponding crystal curves cyclotron resonance degenerate density diffusion direct transition discussed donor doping effective mass electric field energy gap energy surfaces equation equilibrium example exciton experimental expression Faraday rotation foreign atoms free electron frequency germanium given hence holes imperfections impurity indium antimonide InSb interaction interband ionization ions Journ lattice levels linear liquid magnetic field matrix measurements melt mobility momentum obtained optical p-type phonon Phys potential pressure quantum range reciprocal lattice region samples scattering semiconductors shown in Fig spherical spin spin-orbit structure elements symmetry tensor theory thermodynamic thermodynamic potentials tion transverse valence band valley Voigt effect wave functions wave vector Zeeman effect zero zone