Browsing by Subject "Nanopartícules"
Now showing items 21-40 of 216
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Caracterización de material particulado y nanopartículas en procesos de combustión, asaderos de alimentos y manipulación de nanomateriales
(2016)
Conference lecture
Open AccessActualmente para analizar las partículas se utilizan análisis microscópicos de alta definición para partículas < de 1 µm, como las técnicas EDAX, AFM o FTIR que permiten observar con detalle características tales como la ... -
Caracterización electroquímica fisicoquímica de un nanomaterial híbrido Nafion/Ag-NPs
(2014)
Conference lecture
Restricted access - publisher's policyLa particular estructura química de la matriz perfluorosulfónica del Nafion, con dominios hidrofílicos e hidrofóbicos segregados formando canales nanoscópicos, ha dado pie a su uso como modelo de estructura para la fabricación ... -
Carbon nanotubes as nanocarriers for antimalarial drugs
(Universitat Politècnica de Catalunya, 2020-07)
Bachelor thesis
Open Access
Covenantee: Institut de Bioenginyeria de CatalunyaAdvances in nanotechnology have opened up exciting prospects in the field of pharmacology. Most antimalarial drugs contain aromatic rings that make them highly insoluble in the blood circulation in their free form. This ... -
Carbon-Coated TiO2 Nanoperticles as advanced anode material for Lithium-Ion Batteries
(Universitat Politècnica de Catalunya, 2017-10-24)
Bachelor thesis
60 months embargo
Covenantee: University of California, San DiegoLithium-Ion Batteries (LIBs) are no stranger to the everyday-portable-electronics users. Their high energy density and cycle life place these devices to the must-have list of an extensive selection of applications. To date, ... -
Cation-exchange membrane as nanoreactor: intermatrix synthesis of platinum-copper core-shell nanoparticles
(2007-12)
Article
Restricted access - publisher's policyThe physical and chemical properties of metal nanoparticles (MNPs) are distinct from those of both bulk metal and isolated atoms. The main drawback of MNP is their instability and high trend for aggregation. Without ... -
Cell responses to electrical pulse stimulation for anticancer drug release
(Multidisciplinary Digital Publishing Institute (MDPI), 2019-08-01)
Article
Open AccessElectrical stimulation is an attractive approach to tune on-demand drug release in the body as it relies on simple setups and requires typically 1 V or less. Although many studies have been focused on the development of ... -
Cellulose nanocrystals: surface modification, applications and opportunities at interfaces
(2017-06-28)
Article
Open AccessCellulose nanocrystals (CNCs) are rod-like nano-scale particles that are widely available in nature and have recently gained great interest in both research and industry, due to their high strength, high crystallinity, ... -
Chitosan and chitosan ZnO-based complex nanoparticles: formation, characterization, and antibacterial activity
(Royal Society of Chemistry, 2013-02-04)
Article
Restricted access - publisher's policy -
CO oxidation and COPrOx over preformed Au nanoparticles supported over nanoshaped CeO2
(2016-02-10)
Article
Open AccessAu/CeO2 (0.25% wt. Au) catalysts were prepared by anchoring preformed Au nanoparticles over ceria polycrystals, cubes and rods and tested in the oxidation of CO and COPrOx. The use of preformed Au nanoparticles assured a ... -
Co-Al spinel-based nanoparticles synthesized by flame spray pyrolysis for glycerol conversion
(2017-12)
Article
Open AccessThe catalytic properties of Co-Al spinel nanoparticles prepared by liquid-feed flame spray pyrolysis (L-F FSP) were investigated in the glycerol conversion in gas phase in an atmosphere of hydrogen. Reduction at 1123¿K of ... -
Colloidal Ni-Co-Sn nanoparticles as efficient electrocatalysts for the methanol oxidation reaction
(Royal Society of Chemistry (RSC), 2018-01-01)
Article
Open AccessThe deployment of direct methanol fuel cells requires engineering cost-effective and durable electrocatalysts for the methanol oxidation reaction (MOR). As an alternative to noble metals, Ni-based alloys have shown excellent ... -
Compositionally tuned Ni x Sn alloys as anode materials for lithium-ion and sodium-ion batteries with a high pseudocapacitive contribution
(2019-05-01)
Article
Restricted access - publisher's policyNickel tin alloy nanoparticles (NPs) with tuned composition NixSn (0.6¿=¿x¿=¿1.9) were synthesized by a solution-based procedure and used as anode materials for Li-ion batteries (LIBs) and Na-ion batteries (SIBs). Among ... -
Cooperative signal amplification for molecular communication in nanonetworks.
(Universitat Politècnica de Catalunya, 2011-09-19)
Master thesis
Open AccessEnglish: Nanotechnology is enabling the development of devices in a scale ranging from a few to hundreds of nanometers. Communication between these devices greatly expands the possible applications, increasing the complexity ... -
Corrosion protection of carbon steel by silica-based hybrid coatings containing cerium salts: Effect of silica nanoparticle content
(2015-03-15)
Article
Open AccessOne strategy for minimising corrosive attack on carbon steel involves the application of hybrid coatings rich in rare earths, on the basis of their low toxicity and environmental sustainability. Tetraethoxysilane (TEOS) ... -
Co–Sn nanocrystalline solid solutions as anode materials in lithium-ion batteries with high pseudocapacitive contribution
(2019-04-05)
Article
Open AccessCo–Sn solid-solution nanoparticles with Sn crystal structure and tuned metal ratios were synthesized by a facile one pot solution-based procedure involving the initial reduction of a Sn precursor followed by incorporation ... -
Cytotoxicity and antibacterial activity of selected ananoparticles
(Universitat Politècnica de Catalunya, 2017-07-04)
Bachelor thesis
Restricted access - author's decisionNowadays, nanotechnologies are ones of the newest technologies, which a wide range of applications such as in medicine, biotechnology, electronics, energy or sensing. However, the efficiency of nanomaterials or at least ... -
Degradation of organic pollutants by metallic particles
(Universitat Politècnica de Catalunya, 2014-07-09)
Bachelor thesis
Open AccessNowadays, nanoparticles are studied for many technological applications in various fields, such as medicine, electronics, environmental care, pharmaceuticals, cosmetics, textiles and agriculture. The main interest of ... -
Desenvolupament d'hidroxiapatita a partir de nanopartícules de carbonat de calci i fosfats per l'eliminació de metalls en aigües subterrànies
(Universitat Politècnica de Catalunya, 2018-07-02)
Bachelor thesis
Restricted access - author's decisionLa retenció de metalls en les aigües subterrànies es pot realitzar mitjançant la seva adsorció/precipitació sobre hidroxiapatita. La utilització d'aquests materials adsorbents amb una grandària nanomètrica permetria accelerar ... -
Desenvolupament de sensors per a la detecció de contaminants en dissolucions aquoses basats en nanomaterials
(Universitat Politècnica de Catalunya, 2013-11)
Master thesis (pre-Bologna period)
Restricted access - author's decisionAquest treball es desenvolupa en el context actual global de major consciència envers la preservació del medi ambient i, per tant, de restriccions més estrictes a la legislació sobre els contaminants en medis aquàtics. ... -
Desenvolupament i optimització de nous recobriments decoratius basats en nanopartícules d’ or en matriu dielèctrica de TiO2
(Universitat Politècnica de Catalunya, 2011-05)
Master thesis (pre-Bologna period)
Open AccessAquest projecte presenta el treball d’investigació que s’ha realitzat amb l’objectiu d’obtenir, mitjançant tecnologies de polvorització catòdica o PVD (Physical Vapor Deposition), revestiments nanocompostos formats per ...
