Results 11 to 20 of about 197,443 (329)

Chemisorption of a hydrogen adatom on metal doped α-Zr (0 0 0 1) surfaces in a vacuum and an implicit solvation environment

open access: yesNuclear Materials and Energy, 2017
First-principles calculations have been carried out to investigate the adsorption of a hydrogen adatom on 24 metal doped α-Zr (0 0 0 1) surfaces in both a vacuum and an implicit solvation environment.
Cheng Zeng   +5 more
doaj   +1 more source

Implant stability and marginal bone level of microgrooved zirconia dental implants: A 3-month experimental study on dogs [PDF]

open access: yesVojnosanitetski Pregled, 2014
Background/Aim. The modification of implant surfaces could affect mechanical implant stability as well as dynamics and quality of peri-implant bone healing. The aim of this 3-month experimental study in dogs was to investigate implant stability,
Delgado-Ruíz Rafael Arcesio   +9 more
doaj   +1 more source

Two-Year Longevity of Posterior Zirconia Multi-Unit Fixed Dental Prostheses with Monolithic Occlusal Surface

open access: yesApplied Sciences, 2021
In this prospective clinical trial we observed the 2-year clinical performance of posterior tooth-supported multi-unit fixed dental prostheses (FDP) fabricated from zirconia with monolithic occlusal surfaces.
Elisabeth Pahncke   +5 more
doaj   +1 more source

FINITE ELEMENT METHOD STUDIES ON THE TRANSMISSION OF MASTICATORY FORCES TO THE BONE SUBSTRATE VIA TITANIUM AND ZIRCONIUM IMPLANTS [PDF]

open access: yesRomanian Journal of Stomatology, 2018
In this study we compared the modalities of transmitting experimental masticatory forces through titanium or zirconium dental implants to the bone substrate.
Sabina David   +3 more
doaj   +1 more source

Point defects and grain boundary effects on tensile strength of 3C-SiC studied by molecular dynamics simulations

open access: yesNuclear Engineering and Technology, 2019
The tensile strength of irradiated 3C-SiC, SiC with artificial point defects, SiC with symmetric tilt grain boundaries (GBs), irradiated SiC with GBs are investigated using molecular dynamics simulations at 300 K.
Yingying Li, Yan Li, Wei Xiao
doaj   +1 more source

Design of Titanium Alloys Insensitive to Thermal History for Additive Manufacturing

open access: yesCrystals, 2023
Powder bed fusion is the most common technology used for 3D printing, where thermal energy is used to selectively melt/sinter granular materials into solid shapes.
Masato Ueda   +3 more
doaj   +1 more source

First-principles calculation of the elastic dipole tensor of a point defect: Application to hydrogen in α-zirconium [PDF]

open access: yes, 2016
The elastic dipole tensor is a fundamental quantity relating the elastic field and atomic structure of a point defect. We review three methods in the literature to calculate the dipole tensor and apply them to hydrogen in α -zirconium using density ...
Balint, DS   +6 more
core   +2 more sources

Preparation of Zirconium-89 Solutions for Radiopharmaceutical Purposes: Interrelation Between Formulation, Radiochemical Purity, Stability and Biodistribution

open access: yesMolecules, 2019
Zirconium-89 is a promising radionuclide for nuclear medicine. The aim of the present work was to find a suitable method for obtaining zirconium-89 solutions for radiopharmaceutical purposes.
Anton Larenkov   +5 more
doaj   +1 more source

Sol–Gel Synthesis and Characterization of YSZ Nanofillers for Dental Cements at Different Temperatures

open access: yesDentistry Journal, 2021
Background: Yttria-stabilized zirconia nanoparticles can be applied as fillers to improve the mechanical and antibacterial properties of luting cement. The aim of this study was to synthesize yttria-stabilized zirconia nanoparticles by the sol–gel method
Anastasia Beketova   +11 more
doaj   +1 more source

Development of a Co-Cr-Mo to Tantalum Transition using LENS for Orthopedic Applications [PDF]

open access: yes, 2005
Biomedical implant material research using additive manufacturing is a popular field of study. Many potential material combinations exist which, if implemented properly, could have a significantly positive effect on implant life and functionality.
Kumar, Saripella Surya, Stucker, Brent
core   +1 more source

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