Results 31 to 40 of about 30,066 (266)

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

Effect of Sintering Process on Properties and Microstructure of WC-1.0TiC-3.1TaC-4.5Co Cemented Carbides

open access: yesCailiao gongcheng, 2016
A series of WC-1.0TiC-3.1TaC-4.5Co cemented carbides were prepared by vacuum sintering and Sintering-HIP through traditional powder metallurgy method. Optical microscopy(OM),scanning electron microscopy (SEM) and energy dispersive X-ray spectroscopy (EDS)
LI Zhong-dian   +5 more
doaj   +1 more source

Creep Properties and Deformation Mechanism of Additively Manufactured NiAl‐CrMo Composites

open access: yesAdvanced Engineering Materials, EarlyView.
Additively manufactured NiAl‐CrMo composites contain numerous interfaces and cell boundaries that control their creep response. At 700°C under high applied stress, creep is dominated by dislocation‐controlled power‐law mechanisms. At 800°C–900°C and lower stresses, creep is primarily diffusion‐controlled along cell boundaries.
Jan Vollhüter   +9 more
wiley   +1 more source

High efficient near-infrared sintering for electrohydrodynamic printed frequency selective surface

open access: yesMaterials & Design
The efficient and compatible nano-silver paste sintering technology is significant for printed electronics. However, the current sintering technology still has limitations in terms of sintering time, post-sintering resistivity, and applicable types of ...
Long Bai   +8 more
doaj   +1 more source

The densification behavior of metals and alloys during spark plasma sintering: A mini-review [PDF]

open access: yesScience of Sintering, 2019
As of today, metals and alloys are widely utilized as structural, mechanical, electrical, and magnetic materials in every aspect of technology and industry.
Sovizi Saeed, Seraji Melica Esmaeeli
doaj   +1 more source

Simulation and Experimental Study of the Multisized Silver Nanoparticles Sintering Process Based on Molecular Dynamics

open access: yesNanomaterials, 2022
Multisized nanoparticles (MPs) are widely employed as electronic materials to form conductive patterns, benefitting from their excellent sintering properties and mechanical reliability. However, due to the lack of effective detection methods for the real-
Mingfei Gu   +4 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

open access: yesAdvanced 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   +11 more
wiley   +1 more source

Sintering of Ni-Zn ferrite nanopowders by the constant heating rate (CHR) method

open access: yesMaterials Research, 2004
The constant heating rate method employed in sintering studies offers several advantages over the isothermal method, particularly the fact that all the parameters that describe the sintering phenomena can be obtained from a single sample.
Ana Cristina Figueiredo de Melo Costa   +4 more
doaj   +1 more source

Mathematical Simulation of Iron Ore Fines Sintering Process with Solid Fuel Segregation Distribution and Corresponding Heat Pattern Study

open access: yesMetals, 2022
The fuel segregation distribution sintering process, with a high fuel dosage in upper layer and a low fuel dosage in bottom layer of the sintering bed, was studied to handle uneven heat distribution problems in the conventional iron ore sintering process.
Qiangjian Gao   +5 more
doaj   +1 more source

Impact of MgO Additions on the Oxidation Resistance and Compression Behavior of Vanadium Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
An increase in oxidation resistance at 600 °C is achieved for alloys containing more than 2.5 wt.% MgO. It has been established that, along with V2O5, MgO6V2, and Mg2O7V2 are formed, which are presumed to enhance oxidative stability. Furthermore, the possible transformation of Mg‐vanadates through reaction with CO2, which presumably occurs in this ...
Ievgen Solodkyi   +5 more
wiley   +1 more source

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