Enhanced efficiency of doubly doped PbWO 4 scintillator Nikl, M. ; Bohacek, P. ; Mihokova, E. ; Vedda, A. ; Martini, M. ; Pazzi, G. P. ; Fabeni, P. ; Kobayashi, M. ; Usuki, Y. Abstract Publication: Radiation Effects and Defects in Solids Pub Date: January 2002 DOI: 10.1080/10420150215803 Bibcode: 2002REDS..157..937N