Narrowing of the cone of the emission of relativistic electrons in an oriented diamond crystal
Agan'yants A. O., Vartanov Yu. A., Vartapetyan G. A., Yaralov V. Ya.
The widths of the angular distributions of ~ 100-MeV γ rays decrease by a factor of 2-3 in comparison with a disoriented diamond crystal at crystal thicknesses of 100 μχη and 470 μιη.