Yayın tarihi için Malzeme Bilimi ve Teknolojileri listeleme
Toplam kayıt 76, listelenen: 1-20
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Fumed silica filled poly(dimethylsiloxane-urea) segmented copolymers: Preparation and properties
(Elsevier, 2011)Novel fumed silica filled thermoplastic poly(dimethylsiloxane-urea) (TPSU) segmented copolymers were synthesized and characterized. TPSU copolymers were prepared from a cycloaliphatic diisocyanate, aminopropyl terminated ... -
Effect of soft segment molecular weight on tensile properties of poly(propylene oxide) based polyurethaneureas
(Elsevier, 2012)Influence of soft segment molecular weight and hard segment content on the morphology, thermomechanical and tensile properties of homologous polyurethaneurea copolymers based on narrow molecular weight poly(propylene ... -
Polyurethaneurea–silica nanocomposites: Preparation and investigation of the structure–property behavior
(Elsevier, 2013)Nanocomposites consisting of thermoplastic polyurethane–urea (TPU) and silica nanoparticles of various size and filler loadings were prepared by solution blending and extensively characterized by Fourier transform infrared ... -
Influence of coating method on the formation of superhydrophobic silicone-urea surfaces modified with fumed silica nanoparticles
(2015)Effect of the coating method on the formation of superhydrophobic polydimethylsiloxane-urea (TPSC) copolymer surfaces, modified by the incorporation of hydrophobic fumed silica nanoparticles were investigated. Four different ... -
Modifying ultrafast optical response of sputtered VOX nanostructures in a broad spectral range by altering post annealing atmosphere
(Iop Publishing Ltd, 2015)Nanostructured VOX thin films were grown in a dc magnetron sputter system under two different Ar:O-2 gas flow ratios. The films were annealed under vacuum and various ratios of O-2/N-2 atmospheres. The insulator-to-metal ... -
Influence of the coating method on the formation of superhydrophobic silicone–urea surfaces modified with fumed silica nanoparticles
(Elsevier, 2015)Effect of the coating method on the formation of superhydrophobic polydimethylsiloxane–urea copolymer (TPSC) surfaces, modified by the incorporation of hydrophobic fumed silica nanoparticles was investigated. Four different ... -
Influence of the average surface roughness on the formation of superhydrophobic polymer surfaces through layer-by-layer spin-coating with hydrophobic fumed silica
(Elsevier, 2015)Formation of superhydrophobic polymer surfaces were investigated through successive spin-coating of hydrophobic fumed silica dispersed in an organic solvent onto polymer films. Two different polymers, a hydrophobic segmented ... -
From superhydrophilic to superhydrophobic: tunable wetting of polymer surfaces through the use of fumed silica
(2016)A simple process and a general method was developed for the preparation of polymeric materials with controlled surface wettability. Method is applicable to a wide range of polymeric materials, thermoplastic or thermoset. ... -
Superhydrophobic polymer surfaces: preparation, properties, and applications
(Smithers Rapra Technology, 2016)Surface properties have critical roles in determination of the durability and overall performance of polymeric materials for applications in many fields. Recent investigations on naturally superhydrophobic surfaces such ... -
Synthesis of high aspect ratio WO2 nanostructures
(Springer, 2016)Tungsten oxide (WO2) nanorods and nanowires were prepared by the heat treatment of WO2 nanocrystalline powders in the presence of Ar. Nanocrystalline powders produced by a simple water-assisted route at the room temperature ... -
Synthesis and structureproperty behavior of polycaprolactone-polydimethylsiloxane-polycaprolactone triblock copolymers
(Elsevier, 2016)Poly(ε-caprolactone)–polydimethylsiloxane–poly(ε-caprolactone) (PCL-PDMS-PCL) triblock copolymers with a wide range of block lengths (1000–32,000 g/mol) were synthesized by the ring-opening polymerization of ε-caprolactone ... -
Simple processes for the preparation of superhydrophobic polymer surfaces
(Elsevier, 2016)Two simple processes; (i) spin-coating, and (ii) doctor blade coating of silica/polymer dispersions are described for the preparation of superhydrophobic polymer surfaces. To demonstrate the versatility and broad applicability ... -
Simple processes for the preparation of superhydrophobic polymer surfaces
(2017)Two simple processes; spin-coating, and doctor blade coating of silica/polymer dispersions are described for the preparation of superhydrophobic polymer surfaces. To demonstrate the versatility and broad applicability of ... -
Hexaazatriphenylene doped carbon nitrides-biomimetic photocatalyst with superior oxidation power
(Elsevier Science Bv, 2017)Pyrazine rings are a fundamental part of folic acid and flavine - cofactors that participate in natural electron transfer processes. Electron deficient carbon nitrides, more specifically poly(heptazine imides) (PHI), ... -
Effect of filler content on the structure-property poly(ethylene oxide) based polyurethaneurea-silica nanocomposites
(Wiley, 2017)Poly(ethylene oxide) (PEO) based polyurethaneurea‐silica nanocomposites were prepared by solution blending and characterized by Fourier Transform Infrared Spectroscopy, Scanning Electron Microscopy, Differential Scanning ... -
3D coffee stain
(Royal Society of Chemistry, 2017)When a liquid droplet (e.g., coffee, wine, etc.) is splattered on a surface, the droplet dries in a ring-shaped stain. This widely observed pattern in everyday life occurs due to the phenomenon known as a coffee stain (or ... -
In–situ formation of self-assembled Ag nanoclusters on ct-DNA in the presence of 2-mercaptothioxanthone by using UV–vis light irradiation
(Elsevier, 2018)Self-assembled silver nanoparticles (Ag NPs) on calf thymus DNA (ct-DNA) chains were synthesized in the presence of 2-mercaptothioxanthone (TX-SH) by use of UV irradiation technique. Thioxanthone itself and its derivatives ... -
Virtual extensometer analysis of martensite band nucleation, growth, and strain softening in pseudoelastic NiTi subjected to different load cases
(Mdpi, 2018)Pseudoelastic NiTi shape memory alloys exhibit different stress-strain curves and modes of deformation in tension vs. compression. We have recently shown that under a combination of compression and shear, heterogeneous ... -
Tuning the morphology of ZnO nanostructures with the ultrasonic spray pyrolysis process
(Mdpi, 2018)Nanostructured zinc oxide (ZnO) particles were synthesized by the one step Ultrasonic Spray Pyrolysis (USP) process from nitrate salt solution (Zn(NO3)(2)center dot 6H(2)O). Various influential parameters, from Zn(NO3)(2)center ... -
Superhydrophobic hybrid paper sheets with janus-type wettability
(Amer Chemical Soc, 2018)We introduce the design of Janus-type paper sheets where one side of the paper exhibits superhydrophobic properties, whereas the other side of the sheet remains hydrophilic and therefore can take up aqueous solutions by ...
