Rapid Pressureless Sintering of Glasses.
Sign Up to like & getrecommendations! Published in 2022 at "Small"
DOI: 10.1002/smll.202107951
Abstract: Silica glasses have wide applications in industrial fields due to their extraordinary properties, such as high transparency, low thermal expansion coefficient, and high hardness. However, current methods of fabricating silica glass generally require long thermal… read more here.
Keywords: glass; pressureless sintering; silica; sintering glasses ... See more keywords
Densification and Mechanical Properties of YAG Ceramics Fabricated by Air Pressureless Sintering
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Electronic Materials"
DOI: 10.1007/s11664-018-6723-6
Abstract: Yttrium aluminum garnet (Y3Al5O12, YAG) ceramics with a relative density of about 99.5% were fabricated by solid-state reaction and pressureless sintering using commercial α-Al2O3 and Y2O3 powders as raw materials in air. The effect of… read more here.
Keywords: yag ceramics; properties yag; ceramics fabricated; pressureless sintering ... See more keywords
Pressureless sintering behavior and properties of Ag–SnO2
Sign Up to like & getrecommendations! Published in 2017 at "Rare Metals"
DOI: 10.1007/s12598-017-0961-2
Abstract: In this study, the results of measurements on pressureless sintering behavior of Ag–SnO2 (88%wt Ag, 12%wt SnO2) pellets were reported. Dilatometric measurements, relative densities, hardness values, rupture transverse strength and electrical conductivities function of sintering… read more here.
Keywords: strength; properties sno2; behavior properties; pressureless sintering ... See more keywords
Effect of in-situ formed CrB2 on pressureless sintering of B4C
Sign Up to like & getrecommendations! Published in 2018 at "Ceramics International"
DOI: 10.1016/j.ceramint.2018.08.028
Abstract: Abstract In this paper, B4C/CrB2 ceramic composites were fabricated from a starting mixture of B4C and Cr2O3 (5–25 wt%) powders by pressureless sintering at 1600 ~ 2200 ℃ in vacuum. The phase composition, relative density, surface morphology… read more here.
Keywords: ceramic composites; b4c; relative density; pressureless sintering ... See more keywords
Effect of pretreated microstructure on subsequent sintering performance of MgAl2O4 ceramics
Sign Up to like & getrecommendations! Published in 2019 at "Ceramics International"
DOI: 10.1016/j.ceramint.2019.01.048
Abstract: Abstract Pore-grain boundary separation at the final stage of pressureless sintering was successfully suppressed via limiting grain growth in MgAl2O4 ceramics. A pretreatment process by spark plasma sintering (SPS) was utilized to obtain a homogeneous… read more here.
Keywords: grain growth; pressureless sintering; mgal2o4 ceramics; microstructure ... See more keywords
The effect of transition metal carbides MeC (Me = Ti, Zr, Nb, Ta, and W) on mechanical properties of B4C ceramics fabricated via pressureless sintering
Sign Up to like & getrecommendations! Published in 2020 at "Ceramics International"
DOI: 10.1016/j.ceramint.2020.07.213
Abstract: Abstract In this study, boron carbide-metallic boride (B4C-MeBx, Me = Ti, Zr, Nb, Ta, or W) multiphase ceramics were fabricated via in situ pressureless sintering at 2250 °C for 1 h. The effects of transition metal carbides, namely, TiC,… read more here.
Keywords: fabricated via; transition metal; ceramics fabricated; metal carbides ... See more keywords
Understanding microstructural evolution and hardness of nanostructured Fe89.5Ni8Zr2.5 alloy produced by mechanical alloying and pressureless sintering
Sign Up to like & getrecommendations! Published in 2020 at "Engineering Science and Technology, an International Journal"
DOI: 10.1016/j.jestch.2020.03.010
Abstract: Abstract Fe89.5Ni8Zr2.5 alloy was synthesized by mechanical alloying followed by pressureless sintering at various temperatures up to 900 °C. Microstructural evolution as a function of processing temperature was characterized using focused ion beam microscopy, transmission electron… read more here.
Keywords: microscopy; mechanical alloying; pressureless sintering; hardness ... See more keywords
Effect of Ag/Cu matrix composition on thermal properties of diamond/Ag/Cu-Ti composites fabricated by pressureless sintering
Sign Up to like & getrecommendations! Published in 2019 at "Materials Letters"
DOI: 10.1016/j.matlet.2019.07.107
Abstract: Abstract Diamond/Ag/Cu–Ti composites were fabricated by low-cost pressureless sintering with Ti addition to improve the diamond–metal matrix wettability and the effects of Ag/Cu matrix variation on the composites were investigated. Transmission electron microscopy identified the… read more here.
Keywords: effect matrix; pressureless sintering; composites fabricated; diamond ... See more keywords
A Multichip Phase-Leg IGBT Module Using Nanosilver Paste by Pressureless Sintering in Formic Acid Atmosphere
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Electron Devices"
DOI: 10.1109/ted.2018.2867362
Abstract: This paper proposed a new approach to attach power devices on nonmetallized direct bonding copper (DBC) substrates by pressureless sintering of nanosilver paste in poor-oxygen sintering atmosphere and formic acid reduction atmosphere. The average shear… read more here.
Keywords: power; nanosilver paste; formic acid; pressureless sintering ... See more keywords
Fabrication of Cu Based Metallic Binder for Diamond Tools by Microwave Pressureless Sintering
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DOI: 10.3390/ma11081453
Abstract: Microwave pressureless sintering (MPS) method is successfully applied in the fabrication of Cu based metallic matrix for diamond tools. The main purpose of this work is to obtain better mechanical properties when the metal binder… read more here.
Keywords: diamond tools; mps method; pressureless sintering; microwave pressureless ... See more keywords
High Strength Die-Attach Joint Formation by Pressureless Sintering of Organic Amine Modified Ag Nanoparticle Paste
Sign Up to like & getrecommendations! Published in 2022 at "Nanomaterials"
DOI: 10.3390/nano12193351
Abstract: Sintered silver (Ag) die-attach has attracted much attention in power systems with high power density and high operating temperature. In this paper, we proposed a novel surface modification method for Ag nanoparticles with organic amines… read more here.
Keywords: strength; sintering performance; die attach; pressureless sintering ... See more keywords