Results 31 to 40 of about 80,900 (240)

Effect of in-office bleaching agent on the surface roughness and microhardness of nanofilled and nanohybrid composite resins [version 2; peer review: 2 approved]

F1000Research, 2023
Background: To compare the surface roughness and microhardness of Ceram.x® SphereTEC™ one and Filtek Z350 XT after in-office bleaching with Pola office.
Neetha Shenoy, Kishore Ginjupalli, Kalyana-Chakravarthy Pentapati, Anindita Chakraborty, Tina Purayil   +4 more
doaj   +1 more source

Improving the Accuracy of Low-load Vickers Microhardness Testing of Hard Thin Films [PDF]

, 2014
Experiments that involved the testing of different steel samples over a wide range of loads were conducted in order to investigate the influence of micro-loads on accuracy of Vickers microindentation hardness testing.
Strnad, Gabriela, Gabriela Strnad, Laszlo Jakab-Farkas, Jakab-Farkas, Laszlo   +3 more
core   +1 more source

Electrochemical behaviour and microstructural characterization of different austenitic stainless steel for biomedical applications

Materials Research Express, 2020
Austenitic stainless steels, specified as ASTM F138, ASTM F1586, and ASTM F2581, underwent a comparative study, including the analyses of microstructure, crystalline phases, and Vickers microhardness.
Ely Wagner Ferreira Sabará, Valter Pereira, André Luiz Molisani, Lecino Caldeira, Rhuan Costa Souza, Thiago Araújo Simões, Alysson Helton Santos Bueno   +6 more
doaj   +1 more source

Analysis of the Materials Used in Some Rapid Prototyping Technologies, from the Point of View of Microhardness and Surface Quality

The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2023
The paper presents a comparative study, from the point of view of microhardness and surface quality, of samples made from materials used in rapid prototyping technologies, namely photopolymer resin and PLA. Microhardness determinations were made for both
Beatrice TUDOR, Claudiu GRIGORAS
doaj   +1 more source

Effect of Cobalt Doping and Milling Time on Microstructure and Vickers Microhardness of the Spark Plasma Sintered (67-x)Ti-xCo-22Si-11B (x = 2 and 6 at-%) Alloys [PDF]

Materials Research, 2020
Ti-6Al-4V and TiAl-based alloys are widely used for fabricating the implantable orthopedic devices and automotive components, respectively. Ti6Si2B-based alloys are attractive for use in orthopedic components because their higher hardness, superior ...
Nelson Damásio Ferreira, Ricardo Mendes Leal Neto, Marcello Filgueira, Manuel Fellipe Rodrigues Pais Alves, Claudinei dos Santos, Alfeu Saraiva Ramos   +5 more
doaj   +1 more source

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

Advanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich, Lenka Kunčická, Pavel Czernek, Zifan Wang   +3 more
wiley   +1 more source

Vickers-Chan-7thGraders_Multiplex_Social .zip

, 2022
The dataset representing the multiplex social network in a school in Victoria, Australia. If you use this dataset in your work either for analysis or for visualization, you should acknowledge/cite the following papers: Representing Classroom Social ...
Dan Wang (13922046)
core   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

Advanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara, Vincent Rat, Quentin Dubreuil, Patrice Valorge, Simon Goutier, Alain Denoirjean, Olivier Messe, Céline Ruelle, Jean‐Philippe Poli   +8 more
wiley   +1 more source

Flexural strength, flexural modulus and microhardness of milled vs. fused deposition modeling printed Zirconia; effect of conventional vs. speed sintering

BMC Oral Health
Background Various methods can be used for creating zirconia dental restorations, including 3-dimensional (3D) printing and computer-aided design/ computer-aided manufacturing (CAD/CAM) milling.
Maher S. Hajjaj, Rana A. A. Alamoudi, Walaa A. Babeer, Waleed Y. Rizg, Ahmad A. Basalah, Saeed J. Alzahrani, Hanin E. Yeslam   +6 more
doaj   +1 more source

Influence of Scan Strategies in Electron Beam Powder Bed Fusion on Solidification, Microstructure, and High‐Temperature Compressive Properties of γ′‐Strengthened Inconel 738LC

Advanced Engineering Materials, EarlyView.
Experiments and thermophysical simulations were conducted to investigate the electron beam powder bed fusion electron beam (PBF‐EB/M) process for the γ′‐strengthened nickel‐based superalloy Inconel 738LC. The results demonstrate the impact of process‐induced microstructural variations on high‐temperature mechanical behavior, providing a basis for ...
Jan Niklas Petenati, Karthik Kumar Banku, Prasanth Bondi, Ivan Zhirnov, Yangyiwei Yang, Gordon Schmidt, Jürgen Christen, Georg Hasemann, Manja Krüger, Bai‐Xiang Xu, Bilal Gökce, Silja‐Katharina Rittinghaus   +11 more
wiley   +1 more source