Browsing by Subject "Nanopartícules"
Now showing items 21-40 of 168
-
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 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 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 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 ... -
Development of a novel interdigitated capacitor
(Universitat Politècnica de Catalunya, 2018-07)
Bachelor thesis
60 months embargoRealization/ Investigation of a novel interdigitated capacitor and its efficiency from a nanoparticle deposit (SiO2) and/or an electrolytic gel model. -
Development of a tracking code for active micro and nanomotors
(Universitat Politècnica de Catalunya, 2015-10-27)
Bachelor thesis
120 months embargo
Covenantee: Max Plank InstituteMicro and nanomotors (NM) are small devices capable of autonomous propulsion. With the development of new techniques for nanofabrication there is as much ability as ever to synthesize NM, and interest in them has been ... -
Development of polymeric hollow fiber membranes containing catalytic metal nanoparticles
(2010-10-31)
Article
Open AccessMetal nanoparticles (MNPs) have unique physico-chemical properties advantageous for catalytic applications which differ from bulk material. However, the main drawback of MNPs is their insufficient stability due to a high ... -
Development of Vapor Deposition Processes for OLEDs
(Universitat Politècnica de Catalunya, 2014-09-28)
Bachelor thesis
Open Access
Covenantee: Universität StuttgartThis bachelor thesis describes the development of vapour deposition processes for the creation of a warm white OLED. An OLED is a layer or a stack of organic materials situated between two electrodes, which emits light ... -
Diffusion-based physical channel Identification for Molecule Nanonetworks
(Universitat Politècnica de Catalunya, 2011-04-27)
Master thesis
Open AccessCatalà: El treball és una exploració del canal de difusió molecular per nanoredes moleculars, en el qual s'identifica la resposta impulsional i en freqüència del canal, es comprova la seva linealitat i invariància i ... -
Dispersion of gamma-alumina nano-sized spherical particles in a calamitic liquid Crystal. Study and optimization of the confinement effects
(2014-03-01)
Article
Open AccessWe report an experimental study on confined systems formed by butyloxybenzylidene octylaniline liquid crystal (4O.8) + gamma-alumina nanoparticles. The effects of the confinement in the thermal and dielectric properties ... -
Disseny i producció de vidres metàl·lics granulars amb magnetoresistència gegant
(Universitat Politècnica de Catalunya, 2016-06-08)
Bachelor thesis
Open AccessA granular metallic glass is an amorphous metall with nanocristalline phases incrusted on it. The effect of giant magnetoresistance (decrease of electrical resistance due to the presence of a magnetic field) is a quantum ... -
Donnan-exclusion-driven distribution of catalytic ferromagnetic nanoparticles synthesized in polymeric fibers
(Royal Society of Chemistry, 2010-01-27)
Article
Restricted access - publisher's policyOne of the routes to overcome the high instability of metal nanoparticles (MNPs) lies in the use of polymeric materials for their synthesis and stabilization. Besides, one of the most serious concerns associated with the ... -
Dynamic reorganization of bimetallic nanoparticles under reaction depending on the support nanoshape: the case of RhPd over ceria nanocubes and nanorods under ethanol steam reforming
(2019-04-05)
Article
Restricted access - publisher's policyBimetallic catalysts exhibit high performance compared to that of their monometallic counterparts in a wide range of catalytic reactions. Both geometric and electronic phenomena yield unique properties that cannot be ... -
Dynamic simulation of particle self-assembly applied to microarray technology
(2010)
Conference report
Restricted access - publisher's policyIn this work we want to explore some techniques, microfluidic and electrosprayionization based, suitable for dynamic microarrays' fabrication. The fabrication techniques are based on manipulation and self-assembly of ... -
Effect of different dispersing agents in the non-isothermal kinetics and thermomechanical behavior of PET/TiO2 composites
(2016-04-02)
Article
Open AccessThis work is based on the analysis of the influence of dispersing agents on the non-isothermal kinetics, thermomechanical behavior and dispersing action of PET/TiO2 nanocomposites. The influence of two montanic waxes and ... -
Effect of loading and release factors in vitro of mesoporous silica nanoparticles as drug carriers for nifedipine
(Universitat Politècnica de Catalunya, 2018-02)
Master thesis
Open AccessThis project is a part of the development of biomaterials for bone tissue engineering for type 2 diabetic patients. The latters show a higher rejection implant rate than healthy people. When people are affected by type 2 ... -
Effects of carbon nanotubes/graphene nanoplatelets hybrid systems on the structure and properties of polyetherimide-based foams
(2018-03-21)
Article
Open AccessFoams 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 iron oxide nanoparticles in sewage sludge anaerobic digestion reactors to enhance biogas production
(Universitat Politècnica de Catalunya, 2017-04-20)
Bachelor thesis
Restricted access - confidentiality agreement -
Electrochemical detection of the L-cysteine using a carbon paste electrode modified with a conjugate of tetraamino cobalt (II) pthalocyanine and gold nanoparticles
(2015-06-01)
Article
Open AccessGold nanoparticles protected with a mixture of hexanothiol and MUA (11-mercaptoundecanoic acid) (AuNP1) were reacted with Co(II) tetraaminophtalocyanine (CoTAPc). The resulting nanoparticles formed via covalent bonds, ...
