Proceedings of the International School of Physics "Enrico Fermi.", Volume 31N. Zanichelli, 1953 - Nuclear physics |
Contents
pag | 1 |
B LAX Infrared semiconductor lasers | 53 |
J P GORDON | 156 |
Copyright | |
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absorption amplitude anti-Stokes approximation assume atoms beam calculation cavity cm-¹ coefficient coherent components conduction band configuration confocal corresponding density matrix diode dipole electric electromagnetic electron emission line emitted energy levels equations etalon excited exciton experimental Fabry-Perot factor fluorescent function GaAs given harmonic infra-red integral intensity interaction interferometer inversion ions Journ laser action Lett light line width linear magnetic field maser matrix element measurement mirrors modes molecular molecules N₂ noise nonlinear obtained operation optical oscillation parameters phase photoconductor photon Phys plane polarization pumping quantum radiation Raman effect Raman transition rare-earth region Rendiconti S.I.F. resonance ruby semiconductor shown in Fig spectra spectrum spontaneous emission stimulated emission stimulated Raman Stokes symmetry temperature theory threshold transition valence band vector velocity vibrational vibronic w₁ w₂ wave wavelength ΔΩ