Results 141 to 150 of about 10,227 (256)

Pressed lithium disilicate glass ceramics: Microstructural characterization, in vitro and in silico nonlinear dynamic analysis for biaxial flexural strength

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose To evaluate the mechanical properties of lithium disilicates, and to assess the predictive capability of in silico models for biaxial flexural strength (BFS). Materials and Methods Specimens of four heat‐pressed lithium disilicates (IPS e.max Press, Rosetta SP, LiSi Press, Vintage Prime Press) were obtained.
Larissa M. M. Alves   +12 more
wiley   +1 more source

Ablation Properties of HfC–SiC–WC Ultra‐High Temperature Ceramics Produced by Pressureless Sintering

open access: yesInternational Journal of Ceramic Engineering &Science, Volume 8, Issue 4, July 2026.
Schematic diagram highlighting the processes that occur during ablation testing of HfC–SiC and HfC–SiC–WC. ABSTRACT HfC–SiC is one of the leading thermal insulation ceramics that has the potential to perform well under high thermomechanical loads. In this study, we explore the use of pressureless sintering to produce this material at relatively low ...
C. Doolittle   +8 more
wiley   +1 more source

Taguchi‐Based MAICRA Novel Approach for Enhancing Copper Strip Quality in Cold Rolling Through Sustainable Lubrication

open access: yesEngineering Reports, Volume 8, Issue 7, July 2026.
Optimized Taguchi–MAIRCA cold rolling of ETP copper using eco‐friendly MONP lubricant improves surface quality, reduces thickness variation and rolling force, enabling sustainable and efficient copper processing. ABSTRACT This study aims to enhance the surface quality and sustainability of electrolytic tough pitch (ETP) copper cold rolling through ...
S. P. Sundar Singh Sivam   +3 more
wiley   +1 more source

Influence of Alkaline Earth Barium on the Microstructure, Corrosion Behavior, and Cytocompatibility of Biodegradable Zinc

open access: yesRare Metals, Volume 45, Issue 7, July 2026.
ABSTRACT Biodegradable Zn‐based alloys are promising candidates for temporary implants, yet excessive Zn2+ release during degradation may induce cytotoxicity and adverse tissue responses. In this study, Zn‐xBa alloys (x = 0.1 wt%, 0.5 wt%, 1.0 wt% and 3.0 wt%) were developed to achieve controlled corrosion behaviors with improved biocompatibility.
Liu‐Dang Fang   +9 more
wiley   +1 more source

Research of the Process of Dual Beam Laser Hardening of Small Module Rack

open access: yesJixie chuandong, 2018
The laser hardening process is carried out on the tooth surface of 40 Cr rack with module of 2. 5 in high precision linear guide by utilizing a 3 k W diode laser. The single beam laser and dual beam laser hardening process are researched separately.
Mo Hengyang   +4 more
doaj  

Investigation of Laser Ablation and Brush Pre‐Treatments for AlCu Cold Roll Bonding in Oxygen‐Free Conditions

open access: yesAdvanced Engineering Materials, Volume 28, Issue 12, 17 June 2026.
It is shown that laser ablation pretreatment under oxygen‐free conditions enables copper–aluminium bonding at significantly lower deformation degrees and improved properties compared to mechanical brushing. Laser ablation further increases interface contact area and induces favourable residual stress states and microstructural compatibility ...
Khemais Barienti   +11 more
wiley   +1 more source

Effect of Oxygen Content on Surface and Subsurface Integrity During Turning of Ti–6Al–4V

open access: yesAdvanced Engineering Materials, Volume 28, Issue 12, 17 June 2026.
This study examines how oxygen content in the ambient atmosphere affects the surface and subsurface properties of Ti–6Al–4V during turning. Results show that oxygen does not influence surface roughness. However, machining in an extremely high vacuum‐adequate atmosphere increases surface hardness by up to 7.8% and induces compressive residual stresses ...
Benjamin Bergmann   +3 more
wiley   +1 more source

Phenomenological and Physically Based Modeling of Flow Stress and Strengthening Mechanism of Inconel 718

open access: yesAdvanced Engineering Materials, Volume 28, Issue 11, 3 June 2026.
Nickel‐based alloys are widely used in high‐temperature applications due to their excellent mechanical strength and oxidation resistance. However, properties such as high‐temperature strength and pronounced work‐hardening make them difficult to machine.
Soheil Rooein   +2 more
wiley   +1 more source

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