Results 21 to 30 of about 141,520 (208)

Study on high temperature sintering processes of selective laser sintered Al2O3/ZrO2/TiC ceramics [PDF]

open access: yesScience of Sintering, 2009
High temperature sintering processes of selective laser sintered Al2O3/ZrO2/TiC ceramics were studied. The effects of the sintering temperature and the sintering time on the relative density, strength and fracture toughness of Al2O3/ZrO2/TiC ceramics ...
Bai P., Li Y.
doaj   +1 more source

Effect of Y2O3 on properties of iron-based diamond tools

open access: yesJin'gangshi yu moliao moju gongcheng, 2022
The effects of hot pressing pressure, sintering temperature and Y2O3 content on the hardness, the density, the flexural strength and the fracture morphology of the iron-based matrix were studied by orthogonal test, and the better sintering process ...
Lu WEN   +4 more
doaj   +1 more source

Mechanism of reduced sintering temperature of Al2O3–ZrO2 nanocomposites obtained by microwave hydrothermal synthesis [PDF]

open access: yes, 2018
A novel method to obtain Al2O3–ZrO2 nanocomposites is presented. It consists of the co-precipitation step of boehmite (AlO(OH)) and ZrO2, followed by microwave hydrothermal treatment at 270 °C and 60 MPa, and by calcination at 600 °C.
Ganin, Alexey   +7 more
core   +1 more source

Effects of sintering temperature on W-Mo-Cu alloy prepared by large current electric field sintering

open access: yesCailiao gongcheng, 2019
The W-Mo-Cu alloy was rapidly prepared by a large current electric field sintering method at 875-1000℃. Effect of sintering temperature on microstructure, hardness and electrical conductivity was investigated. Based on the dimensional change during alloy
LIU Yan-fang   +3 more
doaj   +1 more source

Effect of sintering temperature under high pressure in the uperconductivity for MgB2 [PDF]

open access: yes, 2001
We report the effect of the sintering temperature on the superconductivity of MgB2 pellets prepared under a high pressure of 3 GPa. The superconducting properties of the non-heated MgB2 in this high pressure were poor.
Jung, C. U.   +6 more
core   +1 more source

Influence of sintering temperature on hardness of CaB6 sintered body.

open access: yesJournal of Advanced Science, 1998
The influence of sintering temperature on vickers hardness of calcium hexaboride (CaB6)sintered body was investigated. CaB6 powder with of about 10μm in size was used in this experiment. The sample sintered at 1673 to 1923K for 3.6ks in vacuum by hot-pressing.
Noriyuku TAKASHIMA   +7 more
openaire   +2 more sources

Spark plasma sintering of alumina: Study of parameters, formal sintering analysis and hypotheses on the mechanism(s) involved in densification and grain growth [PDF]

open access: yes, 2011
The spark plasma sintering (SPS) of an undoped commercial α-Al2O3 powder (0.14 μm) was investigated. The SPS parameters such as the dwell temperature, applied external pressure, temperature of pressure application, dwell time and pulse pattern were ...
Estournès, Claude   +5 more
core   +2 more sources

Development of Nanocomposite Powders for the SLS Process to Enhance Mechanical Properties [PDF]

open access: yes, 2007
In an effort to fabricate prototypes with improved mechanical properties in the dual laser sintering process, functionalized graphite nanoplatelets were added to the PA-12 powder to produce a nanocomposite powder.
Bae, Sung Woo   +4 more
core   +1 more source

Recent Progress in Rapid Sintering of Nanosilver for Electronics Applications

open access: yesMicromachines, 2018
Recently, nanosilver pastes have emerged as one of the most promising high temperature bonding materials for high frequency and high power applications, which provide an effective lead-free electronic packaging solution instead of high-lead and gold ...
Wei Liu   +6 more
doaj   +1 more source

Silver oxalate-based solders: New materials for high thermal conductivity microjoining [PDF]

open access: yes, 2013
Micrometric oxalate powders can be decomposed starting from temperatures as low as 90°C, leading to the formation of temporary nanometric grains of metallic silver with a high propensity for sintering.
Baco-Carles, Valérie   +9 more
core   +3 more sources

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