%info@http:://golem.fjfi.cvut.cz/wiki/root/GW4reports \def\GWslide{\slide{Scintillation probes at the tokamak GOLEM}{ \twocolumns {0.4}{ \GWig{width=1\tw}{Diagnostics/Radiation/ScintillationProbes/Setup/ShotHomepage/PhotoMultiplierTubeAndScintillator.jpg} \GWig{width=1\tw}{Diagnostics/Radiation/ScintillationProbes/Setup/expsetup.pdf} } {0.6}{\GWig{width=1\tw}{Diagnostics/Radiation/ScintillationProbes/PhotoGallery/HXRScintprobes.jpg}} Focus on CeBr$_3$ scintillation crystals with fast decay time (18-25 ns), superior energy resolution (4\% FWHM at 662 keV), light yield $\approx$ 60 photons/keV and density $\approx$ 5.1 g/cm$^3$. }}