Exploració per tema "Nanocomposites (Materials)"
Ara es mostren els items 36-55 de 144
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Effect of hydroxyapatite nanoparticles on the degradability of random poly(butylene terephthalate-co-aliphatic dicarboxylate)s having a high content of terephthalic units
(2016-07-06)
Article
Accés obertCopolyesters derived from 1,4-butanediol and constituted also of aliphatic and aromatic dicarboxylate units in a molar ratio of 3:7 were synthesized by a two-step polycondensation procedure. Succinic, adipic, and sebacic ... -
Effect of the presence of an ester of montanic acids with multifunctional alcohols in the composites of titanium dioxide nanoparticles with poly(ethylene terephthalate) in their non-isothermal crystallization
(2015-09-02)
Article
Accés obertThe effect of the addition of an ester of montanic acid with multifunctional alcohols in the effectiveness of the dispersion and compatibility of TiO2 nanoparticles when included as filler in poly(ethyleneterephthalate) ... -
Effects of carbon nanotubes/graphene nanoplatelets hybrid systems on the structure and properties of polyetherimide-based foams
(2018-03-21)
Article
Accés obertFoams based on polyetherimide (PEI) with carbon nanotubes (CNT) and PEI with graphene nanoplatelets (GnP) combined with CNT were prepared by water vapor induced phase separation. Prior to foaming, variable amounts of only ... -
Effects of graphene concentration, relative density and cellular morphology on the thermal conductivity of polycarbonate–graphene nanocomposite foams
(2016-02)
Article
Accés obertThe thermal conductivity of polycarbonate–graphene nanocomposite foams was studied as a function of relative density, developed cellular structure and graphene concentration. Two types of supercritical CO2 foaming processes ... -
Effects of POSS nanoparticles on ABS-g-Ma thermo oxidation resistance
(2012-10)
Article
Accés restringit per política de l'editorialThermo oxidative degradation at and beyond process- ing temperatures has been carried out on ABS copoly- mer grafted with Maleic Anhydride (ABS- g -Ma) and three nanocomposites with the above material melt-blended ... -
Elastomeric epoxy nanocomposites: Nanostructure and properties
(2012-03-08)
Article
Accés restringit per política de l'editorialIn polymer layered silicate nanocomposites, significant differences have been reported between the effects of the nano-reinforcement on rigid and elastomeric nanocomposites. In this paper, we have studied elastomeric ... -
Electrical conduction behavior of high-performance microcellular nanocomposites made of graphene nanoplatelet-filled polysulfone
(2020-12-04)
Article
Accés obertGraphene nanoplatelet (GnP)-filled polysulfone (PSU) cellular nanocomposites, prepared by two different methods—namely, water vapor-induced phase separation (WVIPS) and supercritical CO2 dissolution (scCO2) foaming—were ... -
Electrostimulated release of neutral drugs from polythiophene nanoparticles: smart regulation of drug-polymer interactions
(2017-09-20)
Article
Accés obertPoly(3,4-ethylenedioxythiophene) (PEDOT) nanoparticles are loaded with curcumin and piperine by in situ emulsion polymerization using dodecyl benzene sulfonic acid both as a stabilizer and a doping agent. The loaded drugs ... -
Encapsulation and storage of therapeutic fibrin-homing peptides using conducting polymer nanoparticles for programmed release by electrical stimulation
(American Chemical Society (ACS), 2020-04-01)
Article
Accés obertCys-Arg-Glu-Lys-Ala (CREKA) is an important fibrin-homing pentapeptide that has been extensively demonstrated for diagnoses and therapies (e.g., image diagnosis of tumors and to inhibit tumor cell migration and invasion). ... -
Enhanced dielectric performance of a block copolymer-polythiophene nanocomposite
(2016-09-15)
Article
Accés obertDielectric elastomer actuators (DEAs) transform electrical energy into mechanical work. However, despite displaying exceptional features, the low permittivity of elastomers restricts their application. Hence, to overcome ... -
Enhanced electromagnetic interference shielding effectiveness of polycarbonate/graphene nanocomposites foamed via 1-step supercritical carbon dioxide process
(2016-01)
Article
Accés obertThe dielectric and electromagnetic interference (EMI) shielding properties of polycarbonate/graphene nanocomposites foamed using supercritical carbon dioxide were studied as a function of their cellular and compositemorphology. ... -
Enhancing the electrical conductivity of polyetherimide-based foams by simultaneously increasing the porosity and graphene nanoplatelets dispersion
(2018-09-19)
Article
Accés obertSignificant improvement in electrical conductivity of graphene nanoplatelets-filled polyetherimide (PEI) foams was achieved by simultaneously increasing the porosity and graphene nanoplatelets dispersion. Foams were prepared ... -
Environmentally-safe catalytically active and biocide polymer-metal nanocomposites with enhanced structural parameters
(INTECH, 2011)
Capítol de llibre
Accés obert -
Epoxy sol-gel hybrid thermosets
(MDPI AG, 2016-02-03)
Article
Accés obertSol-gel methodologies are advantageous in the preparation of hybrid materials in front of the conventional addition of nanoparticles, because of the fine dispersion of the inorganic phase that can be reached in epoxy ... -
Estudio de nanocompuestos derivados del nylon 47
(Universitat Politècnica de Catalunya, 2010-01-11)
Projecte/Treball Final de Carrera
Accés obertL'objectiu d'aquest Projecte és l'estudi de la cristal·lització del nylon 47 i dels nanocomposites del polímer amb argiles modificades orgànicament. Els primers treballs relacionats amb la preparació de nanocomposites a ... -
Estudio sobre la incorporación de materiales nanoestructurados de celulosa como material de refuerzo para la mejora de las propiedades de resistencia de los recubrimientos de soportes celulósicos
(Universitat Politècnica de Catalunya, 2020-01-29)
Projecte Final de Màster Oficial
Accés obert -
Evaluation of the bulk and alpha-case layer properties in Ti-6Al-4V at micro- and nano-metric length scale
(WILEY, 2016)
Capítol de llibre
Accés restringit per política de l'editorialIn the present study the hardness of individual alpha ( )-Ti grains in Ti-6Al-4V was measured by nanoindentation using Berkovich tip indenter. Additionally, alpha-case layer was induced by performing isothermal heat ... -
Experimental study of preparation and characterization of a PLA-based multifunctional nanocomposite material
(Universitat Politècnica de Catalunya, 2017-06-10)
Treball Final de Grau
Accés restringit per decisió de l'autorPolymer-clay nanocomposite materials are relatively mature and widely studied. However, reaching high levels of clay nano platelets dispersed within the material is still a pending matter which, in the event of achieving ... -
Exploiting metallophilicity for the assembly of inorganic nanocrystals and conjugated organic molecules
(2016-07-18)
Article
Accés obertThe accurate engineering of interfaces between inorganic nanocrystals and semiconducting organic molecules is currently viewed as key for further developments in critical fields such as photovoltaics and photocatalysis. ... -
Fuzzy logic modeling of Pb (II) sorption onto mesoporous NiO/ZnCl2-Rosa Canina-L seeds activated carbon nanocomposite prepared by ultrasound-assisted co-precipitation technique
(2018-01-01)
Article
Accés obertIn this study, NiO/Rosa Canina-L seeds activated carbon nanocomposite (NiO/ACNC) was prepared by adding dropwise NaOH solution (2 mol/L) to raise the suspension pH to around 9 at room temperature under ultrasonic irradiation ...