GLASS TRANSITION TEMPERATURE METHACRYLATE HEAT GENERATION DENTIN THICKNESS PHYSICAL PROPERTIES TEMPERATURE VARIATION TEMPERATURE INCREASE PHOTOINITIATOR CROSS-LINK DENSITY HARDNESS PUSH OUT BOND STRENGTH PHOTO-INITIATOR DEGREE OF CONVERSION CAMPHORQUINONE COMPOSITES LIGHT GENERATION OF HEAT LIGHT CURING UNIT IRRADIANCE DENTAL RESINS AND COMPOSITES COMPOSITE PULSE DELAY MICROHARDNESS PUSH OUT POLYMERS RADIANT EXPOSURE BOND STRENGTH SOFT-START COMPOSITE TYPES POLYNERIZATION STRESS RESIN COMPOSITE LOW-SHRINKAGE COMPOSITE SILORANE INSERTION TECHNIQUES RESTORATIVE COMPOSITES CONTRACTION STRESS DENTAL COMPOSITE RESINS COMPOSITE RESIN