Oral viva of doctorate dissertation at the Department of Conservative Dentistry/ College of Dentistry
admin_omar2023-04-14T18:58:05+00:00College of Dentistry discussed Ph.D. dissertation entitled "Preparation and Evaluation of a New Seashell Based Endodontic Sealer" on 19 May 2022 forwarded by Ragad Adnan Rashid. The study aimed to prepare firstly: calcium oxide nano powder from natural seashell and secondly: to prepare endodontic nanosealer composed of two parts: The powder part that made up of the prepared nano calcium oxide, glutamic amino acid, nano zirconium oxide and nano silica oxide, while the liquid part consisted of distilled water and propylene glycol. The hydration setting reaction of the prepared nanosealer was confirmed by using Fourier transform infrared spectroscopy (FTIR) and x-ray [Read More]