Proceedings of the International School of Physics "Enrico Fermi.", Volume 22N. Zanichelli, 1963 - Nuclear physics |
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Page 30
... matrices so defined have the same multiplication Table as the ele- ments of the group , and thus form a 48 - dimensional representation of the group . Now a square matrix A is said to be the direct sum of smaller matrices if all its ...
... matrices so defined have the same multiplication Table as the ele- ments of the group , and thus form a 48 - dimensional representation of the group . Now a square matrix A is said to be the direct sum of smaller matrices if all its ...
Page 57
... matrix for which the first three diagonal elements are m1 , the following three m2 , etc. U is the column matrix whose elements are U ( 1 ) , U , ( 1 ) , U2 ( 1 ) , U ( 2 ) , ... , etc. The matrix M is Hermitian . There are thus n ...
... matrix for which the first three diagonal elements are m1 , the following three m2 , etc. U is the column matrix whose elements are U ( 1 ) , U , ( 1 ) , U2 ( 1 ) , U ( 2 ) , ... , etc. The matrix M is Hermitian . There are thus n ...
Page 66
... matrices of order 2 , such as Uc = ( 1/1 ) , ( 1 ) ) Ux R = ( R. ( 11 ) Rrx ( 21 ) Rxx ( 12 ) ) Rrx ( 22 ) , - The symbols in the remainder of this section should be taken to refer to such matrices . It is found that as q → 0 all matrix ...
... matrices of order 2 , such as Uc = ( 1/1 ) , ( 1 ) ) Ux R = ( R. ( 11 ) Rrx ( 21 ) Rxx ( 12 ) ) Rrx ( 22 ) , - The symbols in the remainder of this section should be taken to refer to such matrices . It is found that as q → 0 all matrix ...
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absorption acceptor approximation band edge band structure Brillouin zone calculated carrier Chem coefficient compound concentration conduction band constant corresponding crystal cyclotron resonance density diffusion direction 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 K,PM K₁ lattice levels linear liquid magnetic field matrix measurements melt mobility momentum N₁ obtained optical p-type phase phonon Phys potential pressure quantum range reciprocal lattice region Rendiconti S.I.F. samples scattering semiconductors shown in Fig solid spin-orbit structure elements symmetry temperature tensor theory thermodynamic potentials transition transverse valence band Voigt effect wave functions wave vector Zeeman effect zero zone