Results 21 to 30 of about 303,895 (348)

Graphocrown—A Novel, Two-Dimensional Oxocarbon: A Theoretical Study

Crystals, 2023
An innovative 2D-material, graphocrown, was designed and studied. Our graphocrown computations revealed a higher stability compared to previous materials studied with the same generalized C2O formula.
Mikhail A. Kalinin, Maximilian Kriebel, Alexander S. Oshchepkov, Dmitry I. Sharapa   +3 more
doaj   +1 more source

Simultaneous Replacement of Maxillary Central Incisors with CEREC Biogeneric Reference Technique: A Case Report

Journal of Dental Research, Dental Clinics, Dental Prospects, 2013
Biogeneric Reference Technique (BRT) of the CEREC 3D v.3.8 software is an effective technique for single anterior ceramic crowns because it provides computer-controlled match of the tooth form to the contralateral tooth.
Gokhan Akgungor, Deniz Sen, Eray Bal, Mutlu Özcan   +3 more
doaj   +1 more source

Come vestono i gigli del campo: trasformazioni dell'immaginario floreale nei primi secoli cristiani

Ocula, 2020
The essay analyses the debate about use of flowers in the Early Christianity identifying two principal attitudes of the Fathers of the Church. Initially there is a negative attitude towards flowers that is related with the critique of the pagan idolatry (
Graziano Lingua
doaj   +1 more source

Effect of recasting on the thickness of metal-ceramic interface of nickel-chromium and cobalt-chromium alloys [PDF]

Vojnosanitetski Pregled, 2008
Introduction/Aim. This research was done to establish recasting effects of nickel-chromium and cobalt-chromium alloys on the thickness of their metal-ceramic interface in making fixed partial dentures.
Mirković Nemanja, Draganjac Miroslav, Stamenković Dragoslav, Ristić Ljubiša   +3 more
doaj   +1 more source

Crowned with knowledge [PDF]

BJOG: An International Journal of Obstetrics & Gynaecology, 2020
Deputy Editor‐in‐Chief John Thorp highlights articles from this themed issue in an audio podcast available at https://soundcloud.com/bjog/february-editorial ...
openaire   +2 more sources

Mechanical behavior of anterior fixed partial dentures made of different materials subjected to static and dynamic loads

Revista Facultad de Odontología Universidad de Antioquia, 2017
Introduction: the purpose of this study was to assess the mechanical behavior of lithium disilicate, alumina, and zirconia-based ceramic restorations, as well as metal-ceramic restorations, under static and dynamic load, in an upper anterior fixed site.
Federico Latorre-Correa, Nathaly Angel, Julio César Escobar-Restrepo, Junes Abdul Villarraga-Ossa   +3 more
doaj   +1 more source

A Comparative Assessment of the Performance of Individual Tree Crowns Delineation Algorithms from ALS Data in Tropical Forests

Remote Sensing, 2019
Tropical forest canopies are comprised of tree crowns of multiple species varying in shape and height, and ground inventories do not usually reliably describe their structure.
M. Aubry-Kientz, Raphaël Dutrieux, A. Ferraz, S. Saatchi, Hamid Hamraz, Jonathan Williams, D. Coomes, A. Piboule, Grégoire Laurent Vincent   +8 more
semanticscholar   +1 more source

Comparative analysis of stress and deformation distribution in implant supported telescopic systems made of different materials [PDF]

Vojnosanitetski Pregled, 2023
Background/Aim. In implant prosthetics, there is an increasing use of materials that, with their mechanical characteristics, can alleviate the negative consequences of implant stress.
Bojović Milan, Todić Jelena, Blagojević Milan   +2 more
doaj   +1 more source

Effect of Surface Treatment and Cement on Fracture Load of Traditional Zirconia (3Y), Translucent Zirconia (5Y), and Lithium Disilicate Crowns.

Journal of Prosthodontics, 2019
PURPOSE To determine if surface treatment and cement selection for traditional 3 mol% yttria partially stabilized zirconia (3Y-PSZ), "translucent" 5 mol% yttria-stabilized zirconia (5Y-Z), or lithium disilicate crowns affected their fracture load ...
N. Lawson, C. Jurado, Chan-Te Huang, Geoffrey P Morris, J. Burgess, Perng‐Ru Liu, K. Kinderknecht, C. Lin, D. Givan   +8 more
semanticscholar   +1 more source

Effects of substrate, ceramic thickness, translucency, and cement shade on the color of CAD/CAM lithium-disilicate crowns.

Journal of Esthetic and Restorative Dentistry, 2019
OBJECTIVE The aim of this in vitro study was to evaluate the effects of substrate colors, different levels of ceramic thickness and translucency, and cement shades on the color difference from a reference color of lithium-disilicate crowns.
Alexandra Czigola, E. Ábrám, Z. Kovács, K. Márton, P. Hermann, J. Borbély   +5 more
semanticscholar   +1 more source