搜索结果: 1-15 共查到“材料科学 Powders”相关记录19条 . 查询时间(0.089 秒)
Structure and mechanical properties of AlZnMgCuZr alloy manufactured from powders
Al alloys Powders Extrusion
2010/1/11
The subject of the research was to study the effect of microstructure and mechanical properties of an alloy AlZnMgCuZr with addition of 0.45 % Zr manufactured from powders. Paper also presents results...
Magnetic induction of polymer composites filled with ferrite powders
Polymers Magnetic properties Casting
2010/8/16
Composite materials are one of the main types of the engineering materials, next to metals and alloys, ceramics and polymeric materials. They are made at least of two separate types of substances each...
Viscosity measurements of epoxy resin filled with ferrite powders
Polymers Viscosity Hoeppler viscometer
2009/12/3
Purpose: The goal of this work was to determine influence of fillers on viscosity, especially of six mixtures that contain different amount of ferrite powder. It was made in order to find out an effec...
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 ...
Criteria of assessment of powders provided to spray by the APS method for new and conventional layers type TBC
Metallic alloys Thin&thick coatings TBC
2009/12/3
Purpose: Verification of up-to-now use of conventional powders, provided to spray by the APS method for layers type TBC and its possible adaptation to layers of new types, which are based on new ceram...
Thermal diffusivity of RE2Zr2O7 - type ceramic powders intended for TBCs deposited by APS
Metallic alloys Thin&thick coatings TBC
2009/12/3
Purpose: The aim of this paper is to provide overall characteristics of the Laser-Flash method and to determine the thermal diffusivity of powders intended for thermal spraying of thermal barrier coat...
Mössbauer and structure studies on metallic powders from Fe-Al-X (X = Ni, Cu, Cr)
Metallic alloys Iron aluminides Mö ssbauer spectroscopy
2009/12/2
Purpose: The Fe-Al-X and Fe-Al-Ni-X metallic powders produced by the self-decomposition process and then
intensive grinding in an electro-magneto-mechanical mill with X = Fe, Ni, Cu, Cr additions was...
Structure and properties of barium ferrite powders prepared by milling and annealing
X-ray phase analysis R-VSM High-energy ball milling Barium ferrite
2009/12/1
Purpose: Microstructure and magnetic properties analysis of barium ferrite powder obtained by milling and
heat treatment
Design/methodology/approach: The milling process was carried out in a vibrato...
Microstructure studies of ball milled and vacuum hot pressed NiZrTiAl powders
Amorphous metals Metallic glasses Ni- based alloys Mechanical alloying
2009/12/1
Purpose: To determine microstructure and hardness of hot pressed mechanically alloyed MA NiZrTiAl powders
well known as a good glass formers.
Design/methodology/approach: Powders has been ball mille...
Effect of Mechanical Alloying Duration on Microstructure in Composites Produced Via Oxidation of Ba-Al Powders
Composite Mechanical Alloying Oxidation Microstructure
2009/10/13
To eliminate some problems in the production of composites by classical methods, composite producing was performed by oxidising metallic precursor, and mechanically alloyed Ba-Al powders were oxidised...
Effects of Powder Hardness and Particle Size on the Densification of Cold Isostatically Pressed Powders
Cold Isostatic Pressing Metallic and Ceramic Powders Mechanical Behaviour
2009/10/12
The densification behaviour of aluminium, iron and alumina powders under cold isostatic pressing (CIP)are examined. For this purpose, a unit which can withstand up to 650 MPa pressure was designed and...
Structure and electrorheological properties of nanoporous BaTiO3 crystalline powders prepared by sol-gel method
Porous BaTiO3 Electrorheological properties Sol–gel
2015/3/30
In this paper, a novel nanoporous barium titanate (BaTiO3) crystalline powder was synthesized by using triblock poly(ethylene oxide) (PEO) and poly(propylene oxide) (PPO) based systems (P-123) as the ...
Effect of starting powders on the sintering of nanostructured ZrO2 ceramics by colloidal processing
nanostructured zirconia colloidal processing two-step sintering
2010/1/19
The effect of starting powders on the sintering of nanostructured tetragonal zirconia was evaluated. Suspensions were prepared with a concentration of 10 vol.% by mixing a bicomponent mixture of comme...
X-ray and SEM studies on zirconia powders
X-ray Phase Analysis Electron Microscopy Rietveld method
2010/1/19
Purpose: The microstructure characterization of commercially available zirconia powders was the purpose of
this paper. Different methods of structure analysis were applied owing to the complex, multi...
Mechanical alloying for fabrication of aluminium matrix composite powders with Ti-Al intermetallics reinforcement
Mechanical alloying Aluminium matrix composites Intermetallics
2010/1/19
Purpose: The aim of this work is to report the effect of the high energy milling processes, on fabrication of
aluminium matrix composite powders, reinforced with a homogeneous dispersion of the inter...