AN UNBIASED VIEW OF CR:YAG CRYSTAL

On root cementum, with regard to thermal impact throughout irradiation, past scientific tests confirmed only a little bit charred visual appearance was produced by Er:YAG laser without having drinking water coolant [31], whereas obvious carbonization was noticed with Er,Cr:YSGG laser without having h2o coolant [32]. Appropriately, the Er:YAG laser