Effect of Light-Curing Method and Cement Activation Mode on Resin Cement Knoop Hardness Tango, R. N., et al. - To evaluate the Knoop hardness (KHN) of the resin cement Enforce activated by chemical/physical mode or physical mode solely; light-cured directly or through a 1.5 mm thick ceramic disc (HeraCeram) on shade DD2...Light-curing through HeraCeram can influence resin cement hardness [more...]