Browsing by Subject "Nanoparticles"
Now showing items 1-20 of 330
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3D Printed TiO2 / Pt photocatalyst for VOC elimination
(Universitat Politècnica de Catalunya, 2020-06)
Bachelor thesis
Open AccessFinding 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)
Bachelor thesis
Restricted access - confidentiality agreement -
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)
Article
Open AccessThis 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)
Article
Restricted access - publisher's policyA 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)
Article
Open AccessHollow 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)
Article
Open AccessSediments 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)
Article
Open AccessEpitaxially 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 ... -
Advances in functionalization of bioresorbable nanomembranes and nanoparticles for their use in biomedicine
(Multidisciplinary Digital Publishing Institute (MDPI), 2023-06-18)
Article
Open AccessBioresorbable nanomembranes (NMs) and nanoparticles (NPs) are powerful polymeric materials playing an important role in biomedicine, as they can effectively reduce infections and inflammatory clinical patient conditions ... -
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)
Article
Open AccessA 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)
Article
Open AccessSolution-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)
Bachelor thesis
Open AccessThe 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. -
Analysis and impedance modeling of silica and polystyrene nanoparticles in EMIM structures for humidity sensing applications
(2024-08-31)
Article
Open AccessThis work shows the fabrication technology details and a proposed impedance spectroscopy modeling of Electrosprayed-nanoparticles Metal Insulator Metal (EMIM) structures, and their potential as humidity sensors. The impedance ... -
Antibacterial hybrid nanoparticles coating for inhibition of bacterial growth and biofilm formation
(Universitat Politècnica de Catalunya, 2020-10-28)
Master thesis
Open AccessContact 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)
Article
Open AccessLignin-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)
Part of book or chapter of book
Restricted access - publisher's policyA 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)
Article
Open AccessThis 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)
Conference report
Open AccessAs 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)
Article
Open AccessAtmosphere 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)
Article
Open AccessIn 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)
Bachelor thesis
Restricted access - author's decisionL'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 ...
