搜索结果: 1-15 共查到“工学 Powders”相关记录40条 . 查询时间(0.046 秒)
Enhanced performance of rosin-based epoxy composites mixed with carbon nanotubes and cork powders from oriental oak bark
Rosin Epoxy resin Carbon nanotubes Cork powders Thermal properties Mechanical properties
2024/1/12
Rosin-based epoxy composites with high-impact toughness, tensile strength, modulus, and excellent flame retardance were prepared through a simple and effective approach. In this study, rosin-based epo...
The effect of lipids, a lipid-rich ready-to-use therapeutic food, or a phytase on iron absorption from maize-based meals fortified with micronutrient powders
iron absorption macronutrients lipid ready-to-use therapeutic food RUTF micronutrient powder MNP lipid-based nutrient supplements LNS
2018/11/14
Background: Ready-to-use-therapeutic foods (RUTFs) high in lipid, protein, and iron are used to treat malnutrition. Lipids increase gastric residence time, which could increase iron absorption, partic...
Measurement of Voltages due to Electrostatic Discharge in a Storage Tank during the Pneumatic Conveyance of Powders
Measurement Electrostatic Discharge Storage Tank during Pneumatic Conveyance Powders
2013/9/30
As a part of countermeasures against powder dust explosions, induced voltages in a loop antenna and voltages in a storage tank in the event of electrostatic discharge (ESD) were measured for the detec...
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...
Rheological Properties of Mixtures of 316L Stainless Stell Powders With Polyproplylen Based Binders
Powder Injection Molding (PIM) Feedstock Binder Rheology
2009/10/14
The flowabilities of feedstocks for powder injection molding (PIM), of 316L stainless steel powders (mean diameters 5.84, 30.42, 40.35, 67.42 μm) with thermoplastic binders (60% paraffin, 35% polyprop...
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...
SCALING OF PERMEABILITIES AND FRICTION FACTORS OF HOMOGENEOUSLY EXPANDING GAS-SOLIDS FLUIDIZED BEDS (GELDART'S A POWDERS AND MAGNETICALLY STABILIZED BEDS)
fluidization magnetic field stabilized bed friction factor
2009/10/13
The concept of a variable friction factor of fluid-driven deformable powder beds undergoing fluidization is discussed. The special problem discussed addresses the friction factor and bed permeability ...