Results 11 to 20 of about 7,125,243 (334)

Synergistic optimization of machining parameters for surface hardness of the machined Ti–6Al–4V alloy before and after residual stress release

open access: goldJournal of Materials Research and Technology
The surface hardness of machined Ti–6Al–4V alloy is a critical indicator of surface quality and fatigue performance. While cutting parameters significantly influence this hardness, prevailing optimization strategies focus solely on maximizing the as ...
Qibin Yue   +4 more
doaj   +2 more sources

Surface Hardness of Nanohybrid and Microhybrid Resin Composites Cured by Light Emitting Diode and Quartz Tungsten Halogen Light Curing Systems: An Invitro Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2020
Introduction: New generation composite resin materials have revolutionized the art of aesthetic dentistry. The clinical success is dependent on effective polymerisation and surface hardness which in turn are dependent on the performance of Light ...
Anuradha Vitthal Wankhade   +4 more
doaj   +1 more source

The Relationship between Surface and In-Depth Hardness for the Nitrocarburizing Treatment Process

open access: yesMetals, 2021
The aim of this study is to exhibit the mutual connection between surface and in depth hardness values in the case of surface-treated metal samples with inhomogeneous hardness distribution in the surface layer.
Mihály Réger   +5 more
doaj   +1 more source

Study on the quenching depth and surface hardness of metal materials by laser quenching variable parameters

open access: yesFrontiers of Physics, 2023
Laser quenching is one of the most outstanding gear tooth surface quenching methods due to its high efficiency, environmental friendliness, and performance consistency.
Dongdong Ren   +4 more
semanticscholar   +1 more source

Influence of filler types on wear and surface hardness of composite resin restorations

open access: yesJournal of Applied Biomaterials & Functional Materials, 2023
Objective: Wear and surface hardness of resin composites are of relevance from the clinical standpoint. With the incorporation of novel filler system, more studies need to be performed to investigate newly marketed resin composites. The objective of this
Fei Chen   +4 more
semanticscholar   +1 more source

Two-body wear and surface hardness of occlusal splint materials.

open access: yesDental materials journal, 2022
The aim of this in vitro study was to evaluate the wear and surface hardness of nine materials for conventional manufacturing, subtractive milling, and 3D printing of occlusal splints, as well as to evaluate the differences in wear and surface hardness ...
M. Gibreel   +4 more
semanticscholar   +1 more source

Relationship between Surface Hardness and Peak Interfacial Frictional Coefficient in a Laboratory Scale Setting

open access: yesApplied Sciences, 2022
This study aims to clarify the relationship between surface hardness and the peak interfacial frictional coefficient under different particle sizes. The relationship between particle size and the peak interfacial frictional coefficient with different ...
Xianqiang Zhao   +2 more
doaj   +1 more source

Benefit of Glycerine on Surface Hardness of Hybrid & Nanofill Resin Composite

open access: yesConservative Dentistry Journal, 2021
Background: Composite resins restoration is a treatment for tooth structure loss due to pathological conditions. Longevity of composite resins restoration can be affected by surface hardness restoration. Glycerin can increase surface hardness restoration
Ferriza Tri Mardianti   +2 more
semanticscholar   +1 more source

Study the surface hardness for (UPE/SiO2) composites [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2018
In this work the effect of adding SiO2 powder on the hardness property for UPE was studied. Three groups of samples were prepared (UPE/(SiO2-Micro)), (UPE/(Nano-SiO2) and (UPE/(Micro+Nano)SiO2) with weight fraction of additives (%2، %4، %6، %8).
Areej Hatam Fareed, Faik Hammad Anter
doaj   +1 more source

Mechanical characterisation of water-jet shot peened H13 tool steel surface

open access: yesJournal of Mechanical Engineering and Sciences, 2022
A wear-resistant surface is achievable via the surface treatment of various sources such as laser, water-jet, ion beam, and plasma. This paper investigates the parameters of water-jet shot-peened H13 tool steel for minimum surface roughness and maximum ...
N. Anati   +3 more
doaj   +1 more source

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