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Tiny magnetic particles enable new material to bend, twist and grab
Tiny magnetic particles new material bend twist grab
2019/12/20
A team of researchers from the Georgia Institute of Technology and The Ohio State University has developed a material called magnetic shape memory polymer that uses magnetic fields to transform into a...
Study of the particles' structure dependent rheological behavior for polymer nanospheres based shear-thickening fluid
Shear thickening Rheological properties Poly nanospheres Viscosity Mechanism
2015/3/24
A novel kind of shear thickening fluid (STF) was developed via dispersing poly(styrene–acrylic acid) (PS–AA) nanospheres into ethylene glycol (EG). By varying the structure characteristics of the PS–A...
Microstructure and magnetorheological properties of the thermoplastic magnetorheological elastomer composites containing modified carbonyl iron particles and poly(styrene-b-ethylene-ethylenepropylene-b-styrene) matrix
Magnetorheological elastomers thermoplastic melt mixing titanate coupling agent the carbonyl iron particles microstructure
2015/3/30
Novel isotropic and anisotropic thermoplastic magnetorheological elastomers (MRE) were prepared by melt blending titanated coupling agent modified carbonyl iron (CI) particles with poly(styrene-b-ethy...
Shear-thickening behavior of polymethylmethacrylate particles suspensions in glycerine-water mixtures
Shear thickening fluid Reversibility Thixotropy Glycerine–water mixtures Polymethylmethacrylate
2015/3/30
The rheological behavior of polymethylmethacrylate (PMMA) particles suspensions in glycerine–water mixtures has been investigated by means of steady and dynamic rheometry in this work. The shear rheol...
Surface modification and characterization for dispersion stability of inorganic nanometer-scaled particles in liquid media
Surface modification characterization for dispersion stability inorganic nanometer-scaled particles liquid media
2010/10/12
Inorganic nanoparticles are indispensable for science and technology as materials, pigments and cosmetics products. Improving the dispersion stability of nanoparticles in various liquids is essential ...
Poly(methylmethacrylate)-coated carbonyl iron particles and their magnetorheological characteristics
magnetorheological fluid (MRF) CI–PMMA composite particles anti-sedimentation property magnetorheological effect
2015/3/30
Magnetorheological fluids (MRFs) are typesof suspensions that containmagneticparticlesanda carrierfluid, andare considered as semi-active smart materials. By tuning the strength of an externalmagnetic...
Synthesis and rheological investigation of a magnetic fluid using olivary silica-coated iron particles as a precursor
Magnetic fluid Core–shell particle Rheology
2015/3/30
A new type of magnetic fluid was prepared by dispersing monodispersed iron–silica (Fe–SiO2) composite particles in polyethylene glycol (PEG) 400. The composite particles Fe–SiO2 were synthesized by hy...
Selected mechanical properties of aluminum composite materials reinforced with SiC particles
Cast composites Silicon carbide Mechanical properties
2011/3/15
This work presents the results of research concerning influence of ceramic particles’ content of silicon carbide on selected mechanical properties of type AW-AlCu4Mg2Mn - SiC composite materials.
Fabrication of spindle Fe2O3@polypyrrole core/shell particles by surface-modified hematite templating and conversion to spindle polypyrrole capsules and carbon capsules
Core shell Fe2O3 Polypyrrole Spindle Carbon
2015/3/30
By using a surface-modified templating method, Fe2O3@polypyrrole (PPy) core/shell spindles have been successfully prepared in this paper. The Fe2O3 particles with spindle morphology were initially fab...
Enhancement in magnetorheological effect of magnetorheological elastomers by surface modification of iron particles
Magnetorheological elastomers Shear modulus Surfactant Microstructure
2015/3/30
In order to obtain magnetorheological (MR) elastomers with high magnetorheological e®ect, a family of anisotropic rubber-based MR elastomers was developed using a new form of chemical modiˉcation...
Controllable fabrication and characterization of biocompatible core-shell particles and hollow capsules as drug carrier
Core-shell particles Hollow capsules Bioactivity Drug carrier
2015/3/31
SiO2@CdSe core-shell particles were fabricated by controllable deposition CdSe nanoparticles on silica colloidal spheres. Step-wise coating process was tracked by the TEM and XRD measurements. In addi...