Exploració per tema "Nanocrystals"
Ara es mostren els items 39-53 de 53
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Recent advances and an industrial perspective of cellulose nanocrystal functionalization through polymer grafting
(2019-04)
Article
Accés obertCellulose nanocrystals (CNCs) are an emerging nanomaterial for applications ranging from coatings and construction to adhesives and biomedical devices. Owing to their high aspect ratio, stiffness, and reinforcing potential, ... -
Reinforcing Poly(e-caprolactone) nanofibers with cellulose nanocrystals
(2009-09-30)
Article
Accés obertWe studied the use of cellulose nanocrystals (CNXs) obtained after acid hydrolysis of ramie cellulose fibers to reinforce poly(e-caprolactone) (PCL) nanofibers. Chemical grafting with low-molecular-weight PCL diol onto the ... -
Removal of reactive black 5 azo dye from aqueous solutions by a combination of reduction and natural adsorbents processes
(Multidisciplinary Digital Publishing Institute (MDPI), 2023-02-24)
Article
Accés obertIn this study, a combined process of reduction and adsorption for the degradation of azo dye with nanocrystalline Fe80Si10B10 powder as a reducing agent is analyzed. A mechanical alloying technique produced the powdered ... -
SnP nanocrystals as anode materials for Na-ion batteries
(Royal Society of Chemistry (RSC), 2018-05-14)
Article
Accés obertTin monophosphide is a layered material consisting of Sn–P–P–Sn sandwiches that are stacked on top of each other to form a three dimensional crystallographic structure. Its composition and crystal structure makes it an ... -
Solution-based synthesis and processing of Sn- and Bi-doped Cu3SbSe4 nanocrystals, nanomaterials and ring-shaped thermoelectric generators
(Royal Society of Chemistry, 2017)
Article
Accés obertCopper-based chalcogenides that comprise abundant, low-cost, and environmental friendly elements are excellent materials for a number of energy conversion applications, including photovoltaics, photocatalysis, and ... -
Sonochemical synthesis and stabilization of concentrated antimicrobial silver-chitosan nanoparticle dispersions
(Wiley, 2017-08)
Article
Accés obertThis work reports on a green synthetic route to produce concentrated aqueous dispersions of silver nanoparticles (AgNP) employing high-intensity ultrasound (US) and chitosan (CS) as a non-toxic reducing agent for Ag1 salts ... -
Stiffness-changing of polymer nanocomposites with cellulose nanocrystals and polymeric dispersant
(2019-05)
Article
Accés obertBio-inspired, water-responsive, mechanically adaptive nanocomposites are reported based on cellulose nanocrystals (CNCs), poly(ethylene oxide-co-epichlorohydrin) (EO-EPI), and a small amount of poly(vinyl alcohol) (PVA), ... -
Surface chemistry and nano-/microstructure engineering on photocatalytic In2S3 nanocrystals
(2018-06-05)
Article
Accés obertColloidal nanocrystals (NCs) compete with molecular catalysts in the field of homogenous catalysis, offering easier recyclability and a number of potentially advantageous functionalities, such as tunable band gaps, plasmonic ... -
Surface interaction forces of cellulose nanocrystals grafted with thermoresponsive polymer brushes
(2011-07-11)
Article
Accés obertThe colloidal stability and thermoresponsive behavior of poly(N-isopropylacrylamide) brushes grafted from cellulose nanocrystals (CNCs) of varying graft densities and molecular weights was investigated. Indication of the ... -
Synthesis of cellulose nanocrystals carrying tyrosine sulfate mimetic ligands and inhibition of alphavirus infection
(2014-04-14)
Article
Accés obertWe present two facile approaches for introducing multivalent displays of tyrosine sulfate mimetic ligands on the surface of cellulose nanocrystals (CNCs) for application as viral inhibitors. We tested the efficacy of ... -
Tailoring functional properties of Zr-V thin films by competitive self-separation of crystalline and amorphous phases during sputtering
(Universitat Politècnica de Catalunya, 2022-06-15)
Comunicació de congrés
Accés obert -
The influence of nano-architectured CeOx supports in RhPd/CeO2 for the catalytic ethanol steam reforming reaction
(2015-09-15)
Article
Accés obertThe ethanol steam reforming (ESR) reaction has been tested over RhPd supported on polycrystalline ceria in comparison to structured supports composed of nanoshaped CeO2 cubes and CeO2 rods tailored toward the production ... -
Thermal and structural study of nanocrystalline Fe(Co)NiZrB alloys prepared by mechanical alloying
(2010-01)
Article
Accés restringit per política de l'editorialThree nanocrystalline alloys, Fe75-xCox(Ni70 Zr30)15B10 (x = 0, 10, and 20), were synthesized from elemental powders in a planetary high-energy ball mill. Their microstructure, magnetic properties, and thermal stability were ... -
Thermally switchable liquid crystals based on cellulose nanocrystals with patchy polymer grafts
(2018-11)
Article
Accés obertA thermally “switchable” liquid-crystalline (LC) phase is observed in aqueous suspensions of cellulose nanocrystals (CNCs) featuring patchy grafts of the thermoresponsive polymer poly(N-isopropylacrylamide) (PNIPAM). ... -
Thermoelectric properties of semiconductor-metal composites produced by particle blending
(American Institute of Physics Publising LLC, 2016-10-01)
Article
Accés obertIn the quest for more efficient thermoelectric material able to convert thermal to electrical energy and vice versa, composites that combine a semiconductor host having a large Seebeck coefficient with metal nanodomains ...