Listar por tema "Nanoparticles"
Mostrando ítems 1-20 de 295
-
3D Printed TiO2 / Pt photocatalyst for VOC elimination
(Universitat Politècnica de Catalunya, 2020-06)
Trabajo final de grado
Acceso abiertoFinding a way to clean the environment from the current pollution levels has become one of the most important matters throughout the past years. As it has been shown during the confinement due to Coronavirus, the moment ... -
3D Tracking of self-propelled micro/nanoparticles
(Universitat Politècnica de Catalunya, 2015-06)
Trabajo final de grado
Acceso restringido por acuerdo de confidencialidad -
4-Mercaptophenyldiphenylphosphine as linker to immobilize Pd onto the surface of magnetite nanoparticles. Excellent catalytic efficiency of the system after partial linker removal
(2015-10-27)
Artículo
Acceso abiertoThis journal is © The Royal Society of Chemistry. The molecule 4-mercaptophenyldiphenylphosphine (Sdp) has been synthesized for use as a linker to immobilize Pd nanoparticles onto the surface of magnetite nanoparticles. ... -
A general approach to fabricate fe3O4 nanoparticles decorated with Pd, Au, and Rh: Magnetically recoverable and reusable catalysts for Suzuki C-C cross-coupling reactions, hydrogenation, and sequential reactions
(2013-09-02)
Artículo
Acceso restringido por política de la editorialA facile strategy has been explored for loading noble metals onto the surface of ferrite nanoparticles with the assistance of phosphine-functionalized linkers. Palladium loading is shown to occur with participation of both ... -
A low temperature solid state reaction to produce hollow MnxFe3-xO4 nanoparticles as anode for lithium-ion batteries
(2019-12-01)
Artículo
Acceso abiertoHollow MnxFe3-xO4 nanoparticles (NPs) with an average size of 15¿nm are produced from the solid state reaction of Fe3O4–Mn3O4 heterostructures. These heterostructures are synthesized through the seeded-growth of Mn3O4 ... -
A three-dimensional nanoscale study in selected coal mine drainage
(2020-06-01)
Artículo
Acceso abiertoSediments from coal mine drainages (CMDs) contain large quantities of suspended pollutants (possibly numerous chemical substances) along with sulfates and hazardous elements (e.g., chromium, zinc, copper, lead) that ... -
Ab initio description of oxygen vacancies in epitaxially strained SrTiO 3 at finite temperatures
(Nature, 2021-06-01)
Artículo
Acceso abiertoEpitaxially grown SrTiO3 (STO) thin films are material enablers for a number of critical energy-conversion and information-storage technologies like electrochemical electrode coatings, solid oxide fuel cells and random ... -
Ag nanoparticles drop-casting modification of screen-printed electrodes for the simultaneous voltammetric determination of Cu(II) and Pb(II)
(MDPI AG, 2017-06-21)
Artículo
Acceso abiertoA new silver nanoparticle modified screen-printed electrode was developed and applied to the simultaneous determination of Pb(II) and Cu(II). Two different types of silver nanoparticles with different shapes and sizes, Ag ... -
All-Nanoparticle SnO 2 /TiO 2 Electron-Transporting Layers Processed at Low Temperature for Efficient Thin-Film Perovskite Solar Cells
(2018-10-22)
Artículo
Acceso abiertoSolution-processed metal halide perovskite materials haverevealed outstanding optoelectronic features that make them uniquely suitedfor photovoltaic applications. Although a rapidprogresshasledtoperformances similar to ... -
An overview of the methods to characterise human bone tissue with particular reference to osteoporosis
(Universitat Politècnica de Catalunya, 2018-10-31)
Trabajo final de grado
Acceso abiertoThe goal of this work is to make an overview of the current methods that allow bone quality assessment, its advantages and drawbacks, as well as its application in the treatment of diseases such as osteoporosis. -
Antibacterial hybrid nanoparticles coating for inhibition of bacterial growth and biofilm formation
(Universitat Politècnica de Catalunya, 2020-10-28)
Projecte Final de Màster Oficial
Acceso abiertoContact lenses (CLs) are medical devices widely used for vision correction, cosmetic or therapeutic reasons. CLs are ideal surface for bacteria to adhere and establish antibiotic resistant biofilms, being the Pseudomonas ... -
Antibacterial polyurethane foams with incorporated lignin-capped silver nanoparticles for chronic wound treatment
(2020-02-26)
Artículo
Acceso abiertoLignin-capped silver nanoparticles were incorporated in situ into polyurethane foams during their polymerization to obtain multifunctional materials suitable for chronic wound dressing. Lignin with increased phenolic ... -
Application of layered nanoparticles in the micromechanical reinforcement and flame retardancy of polymer foams
(Studium Press LLC, 2013)
Capítulo de libro
Acceso restringido por política de la editorialA great deal of attention has been given in the last years to the study of the influence of incorporating nanosized particles and particularly nanoparticles with a flat-like morphology such as nanoclays or layered double ... -
Aquatic ecosystem risk assessment generated by accidental silver nanoparticle spills in groundwater
(2023-08-03)
Artículo
Acceso abiertoThis paper aims to create a new model for assessing the ecosystem risk in rivers and wetlands that are linked to accidental spills of silver nanoparticles (AgNPs) in soil/groundwater. Due to the uncertainty of the modeling ... -
Assessing the environmental risk of silver nanoparticles in aquatic ecosystems
(2022)
Texto en actas de congreso
Acceso abiertoAs well known, silver nanoparticles (AgNPs) are being increasingly used in many different sectors due to their particular biocidal characteristics. The existence of these substances in many day life products leads to the ... -
Atmospheric nanocompounds on Lanzarote Island: vehicular exhaust and igneous geologic formation interactions
(2020-09-01)
Artículo
Acceso abiertoAtmosphere contamination management is one of the most important features in pollution risk management. The worldwide rise in tourism increases apprehension about its probable destructive conservation influence on various ... -
Bactericidal properties of copper-Tin nanoparticles on Escherichia coli in a liquid environment
(MDPI AG, 2020-09-01)
Artículo
Acceso abiertoIn this research, copper-tin alloy nanoparticles were made by a mechanical alloying method and were examined by two well-known and common bactericidal tests, optical density, and colony-forming units count in terms of ... -
Biomaterials based release systems for antimicrobial applications
(Universitat Politècnica de Catalunya, 2020-07-09)
Trabajo final de grado
Acceso restringido por decisión del autorL'objectiu d'aquest projecte és desenvolupar pegats de nanofibras i nanopartícules carregades de zinc per a afavorir la regeneració de la pell. El zinc és un ió antibacterià que pot ser utilitzat per a reduir la infecció ... -
Bridging Physical and MAC Layers in Electromagnetic Nanonetworks
(Universitat Politècnica de Catalunya, 2010-12-20)
Proyecto/Trabajo final de carrera
Acceso abierto
Realizado en/con: Georgia Institute of TechnologyCatalà: En aquest projecte estudiem la comunicació entre diversos nano-dispositius que configuren una Nanoxarxa Electromagnètica sense cables. Tenint en compte les peculiaritats de la capa física, proposem un mètode d'accés ... -
BSA- and elastin-coated GO, but not collagen-coated GO, enhance the biological performance of alginate hydrogels
(2020-06-11)
Artículo
Acceso abiertoThe use of embedded cells within alginate matrices is a developing technique with great clinical applications in cell-based therapies. However, one feature that needs additional investigation is the improvement of ...
