200 Aufgaben aus der Trigonometrie mit Loesungen by Woerle K.

By Woerle K.

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The scalar potential in momentum space arising from the nuclear charge distribution (normalized to Ze), p(r), 52 Theory of the elementary process of electron-nucleus bremsstrahlung is given by (cf. 3) V(q) = ^ 1 A-K f - f J P(r)eiqrd3r . 107) (/j,o is the permeability of vacuum). 108) where I denotes the nuclear spin and i= n A*T1 is the nuclear magnetic moment. 110) The first integral on the right-hand side can be converted to a surface integral which vanishes. Thus, using Eq. 112) such that it has the value unity for zero momentum transfer.

12 Radiation pattern of an electric quadrupole. At relativistic energies the cross section of electron-electron bremsstrahlung is found to be comparable with that for electron-proton bremsstrahlung. With decreasing energy in the nonrelativistic domain, however, the cross section decreases rapidly relative to the electron-proton bremsstrah- 24 Classical and semiclassical considerations on the bremsstrahlung process lung cross section due to the zero dipole moment of the two-electron system. Thus radiative electron-electron collisions are usually ignored at low and moderate electron energies.

Ginsberg and Pratt [46] have extended the calculations to distributions of nuclear charge and magnetic moment. The scalar potential in momentum space arising from the nuclear charge distribution (normalized to Ze), p(r), 52 Theory of the elementary process of electron-nucleus bremsstrahlung is given by (cf. 3) V(q) = ^ 1 A-K f - f J P(r)eiqrd3r . 107) (/j,o is the permeability of vacuum). 108) where I denotes the nuclear spin and i= n A*T1 is the nuclear magnetic moment. 110) The first integral on the right-hand side can be converted to a surface integral which vanishes.

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