COLOR CENTERS IN CALCIUM FLUORIDE CRYSTALS Open PDF Document Details Document Type Technical Report Publication Date Sep 01, 1954 Accession Number AD0042473 Entities People Alexander Smakula Organizations Massachusetts Institute of Technology Tags Communities of Interest Energy and Power Technologies DTIC Thesaurus Topics Absorption Absorption Coefficients Cathodes Color Centers Crystal Lattices Crystals Electron Energy Electrons Elements Energy Government Procurement Governments High Energy High Temperature P Band Radiation X Rays