搜索结果: 1-13 共查到“材料科学 carbide”相关记录13条 . 查询时间(0.125 秒)
Silicon Carbide-Strengthened Magnetorheological Elastomer: Preparation and Mechanical Property
Silicon carbide magnetorheological elastomers viscoelastic properties of SiC particles magnetorheological effect
2015/3/24
A novel silicon carbide (SiC)-strengthened magnetorheological elastomers (MREs) was developed to enhance its viscoelastic performance. The influences of the size and weight content of the SiC particle...
Improving the Dynamic Properties of MRE under Cyclic Loading by Incorporating Silicon Carbide Nanoparticles
Magnetorheological elastomers cycle performance silicon carbide nanoparticles energy storage modulus
2015/3/24
A novel method was developed to enhance the cyclic performance of magnetorheological elastomers (MREs) by incorporating silicon carbide (SiC) nanoparticles. Different amounts of SiC nanoparticles were...
Carbide alloyed composite manufactured with the PIM method
Powder Metallurgy Powder Injection Moulding Feedstock Tool materials
2010/8/17
The history of metal injection moulding (MIM) is very short and have not more than 30 years in Europe. The first MIM parts producer started business in Germany with the mass production of dental brack...
Laser surface treatment of the hot work tool steel alloyed with TaC and VC carbide powders
Laser remelting and alloying Tantalum carbide Vanadium carbide
2009/12/3
Purpose: The paper presents investigation results of the structure and properties of alloying surface layer of the X40CrMoV5-1 hot work tool steel, using the high power diode laser HPDL. Tantalum and ...
Laser surface treatment of magnesium alloys with silicon carbide powder
Surface treatment Magnesium alloys Laser treatment
2009/12/3
Purpose: . The aim of this work was to improve the surface layer cast magnesium cast alloys by laser surface treatment and determine the laser treatment parameters.
Design/methodology/approach: The l...
Nitride and carbide preforms for infiltration process
Porous ceramics Non-oxide preforms Si3N4
2009/12/1
Purpose: Infiltration of molten metals into porous ceramic preforms is the only technique suitable for the
fabrication of high volume fraction of ceramic materials in MMCs. The most popular materia...
Influence of carbide (W, Ti)C on the structure and properties of tool gradient materials
Cemented carbides Tool gradient materials Powder metallurgy
2009/12/1
Purpose: The goal of this work is to obtain the gradient materials based on the (W, Ti)C with high disproportion
of cobalt matrix portion between core and surface layer. In this work is shown the str...
Structure of the gradient carbide steels of HS 6-5-2 high-speed steel matrix
Tool materials Uniaxial pressing Sintering, High-speed steel
2009/12/1
Purpose: The goal of this work is to obtain gradient carbide steels based on a high-speed steel reinforced with
tungsten carbide.
Design/methodology/approach: The materials were fabricated using the...
Tribological properties of hybrid composites containing two carbide phases
Composites Wear resistance Image analysis Casting
2009/12/1
Purpose: The article presents the research results on tribological properties (friction coefficient, wear) of the
frictional couple cast iron-composite. The subject of that research was aluminium hyb...
Recovery of Nano-Sized Cobalt Powder from Cemented Carbide Scrap
Recovery Hydrometallurgy Ultrasonic spray pyrolysis Nano-sized cobalt powder
2009/10/10
A process is developed to recover nano-sized cobalt from cemented carbide scrap (WC-Co) by nitric acid leaching and nally obtaining a nano-sized spherical pure cobalt powder by ultrasonic spray pyrol...
Superconductivity in heavily boron-doped silicon carbide
boron-doped SiC hexagona cubic SiC type-I superconductor
2010/10/12
The discoveries of superconductivity in heavily boron-doped diamond in 2004 and silicon in
2006 have renewed the interest in the superconducting state of semiconductors. Charge-carrier
doping of wid...
Superconductivity in carrier-doped silicon carbide
boron-doped SiC Al-doped SiC hexagonal and cubic SiC type-I superconductor type-II superconductor
2010/10/12
We report growth and characterization of heavily boron-doped 3C-SiC and 6H-SiC and
Al-doped 3C-SiC. Both 3C-SiC:B and 6H-SiC:B reveal type-I superconductivity with a
critical temperature Tc = 1.5 K....
Influence of binder composition on structure and properties of carbide alloyed composite manufactured with the PIM method
Powder metallurgy Powder Injection Moulding Feedstock
2010/2/4
Findings: Examination of the effect of the binder type and portion on structure and properties of the experimental tool materials with the cermets structure revealed that using the stearic acid not on...