Exploració per tema "Carbon"
Ara es mostren els items 1-20 de 37
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Análisis de la relación entre la economía y las emisiones de gases de efecto invernadero de la UE
(Universitat Politècnica de Catalunya, 2020-10-28)
Treball Final de Grau
Accés obertEn el entorno global del calentamiento global y la Conferencia de Copenhague, el tema de las emisiones de gases de efecto invernadero se ha convertido en un foco de atención de todos los países. La UE es la comunidad ... -
Battery and hydrogen energy storage control in a smart energy network with flexible energy demand using deep reinforcement learning
(2023-09-22)
Article
Accés obertSmart energy networks provide an effective means to accommodate high penetrations of variable renewable energy sources like solar and wind, which are key for the deep decarbonisation of energy production. However, given ... -
Carbon capture and utilization from a municipal solid waste-to-energy plant
(Universitat Politècnica de Catalunya, 2021-07-08)
Projecte Final de Màster Oficial
Accés obertAquest treball proposa la captació i us del carboni a la planta de valorització energètica TERSA de Sant Adrià del Besós, Barcelona. Aquests processos, sota el paradigma de la economia circular, utilitzen el CO2 dels gasos ... -
Carbon information disclosure of enterprises and their value creation through market liquidity and cost of equity capital
(OmniaScience, 2015-04)
Article
Accés obertPurpose: Drawing on asymmetric information and stakeholder theories, this paper investigates two mechanisms, namely market liquidity and cost of equity capital, by which the carbon information disclosure of enterprises ... -
Carbonaceous catalysts from orange pulp for limonene oxidation
(2019-01-01)
Article
Accés obertThe possibility of orange pulp utilization for nanoporous carbons production was investigated. Moreover, processing the obtained materials as limonene oxidation catalysts was studied as well. Limonene was separated from ... -
Characterization of epoxi based composite with Carbon Nanotubes
(Universitat Politècnica de Catalunya, 2012-07-20)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autorThis dissertation exposes the characterisation of a nanocomposite made of epoxy resin with carbon nanotubes. The project involves the production of the materials and the fabrication of the specimens to be tested thermally ... -
Coatings for decarburization prevention and the influence of electromagnetic field on carbón diffusion in iron
(Universitat Politècnica de Catalunya, 2019-03-05)
Treball Final de Grau
Accés obert
Realitzat a/amb: Institut national des sciences appliquées de LyonThe purpose of this project is to study the influence of a combination of electric and magnetic field on the diffusion process of carbon atoms in iron. The experiment is carried out by putting a 26 x 9 mm two-dimensional, ... -
Comparative study on the properties of carbon prepared from different lignin resources
(2022-06-16)
Comunicació de congrés
Accés obertBio-based carbon particles were produced from different technical lignins, including Kraft lignin, soda lignin, lignoboost and hydrolysis lignin, with different carbonization temperatures (1000 °C and 1400 °C). The structure, ... -
Decoration of carbon nanostructures with metal sulfides by sonolysis of single-molecule precursors
(2014-07-01)
Article
Accés restringit per política de l'editorialCarbon nanostructures have emerged in recent decades as uniquely convenient materials for a number of technologies. Some of their envisaged applications require hybrid nanostructures that result from the coupling of ... -
Design of carbon neutral communities in Spain
(Universitat Politècnica de Catalunya, 2019-10-18)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autor
Realitzat a/amb: University of Colorado BoulderThis study investigates the optimal retrofitsolutions for residential communities to be carbon neutral in Barcelona, Spain. The residential building stock in these communities includesthree prototypical dwelling types: ... -
Dynamic modeling of pure hydrogen production via bio-ethanol steam reforming in a catalytic membrane reactor
(2015)
Text en actes de congrés
Accés restringit per política de l'editorialEthanol steam reforming was performed in a catalytic membrane reactor (CMR) containing Pd-Ag membrane tubes selective to hydrogen and Pd-Rh/CeO2 catalyst. Experiments were performed at 923 K, 6-10 bar, and fuel flow rates ... -
Economic evaluation of bio-based supply chains with CO2 capture and utilisation
(Pergamon Press, 2016-05-30)
Article
Accés obertCarbon capture and storage (CCS) and carbon capture and utilisation (CCU) are acknowledged as important R&D priorities to achieve environmental goals set for next decades. This work studies biomass-based energy supply ... -
Evaluation of sludge-based carbon as packing material in biofiltration in comparison to classic materials
(2009)
Article
Accés obert -
Fabrication of biosensor for the detection of elastase in solution
(Universitat Politècnica de Catalunya, 2023-01-23)
Treball Final de Grau
Accés obertLes nanopartícules de carboni fluorescents o els punts quàntics de carboni (CQD) són una nova classe de nanomaterials de carboni que han sorgit recentment i han despertat molt d'interès com a competidors potencials dels ... -
Fonts de carboni per processos de desnitrificació
(Universitat Politècnica de Catalunya, 2010-07-05)
Projecte Final de Màster Oficial
Accés obertEls processos de desnitrificació biològica d’aigües residuals per via de bacteris heteròtrofs requereixen la presència d’una font de carboni externa, capaç de subministrar el carboni orgànic biodegradable necessari perquè ... -
Growth of plasmonic gold nanostructures by electron beam induced deposition
(2007-09)
Article
Accés restringit per política de l'editorialThe authors report on the growth of organometallic dots for optical applications using electron beam induced gold deposition on a transparent substrate. The effects of the substrate material and the deposition parameters, ... -
In situ environmental HRTEM discloses low temperature carbon soot oxidation by ceria-zirconia at the nanoscale
(2019-04-07)
Article
Accés obertThe very close contact between ceria–zirconia and carbon soot allows the detection of oxygen transfer from ceria–zirconia to carbon by in situ Environmental HRTEM already at low temperatures. This highlights the outstanding ... -
Influència del pretesat dels teixits en les propietats mecàniques de materials tipus Fabric-Reinforcement Cementitious Matrix (FRCM)
(Universitat Politècnica de Catalunya, 2017-01)
Treball Final de Grau
Accés restringit per decisió de l'autor -
Interaction of carbon with vacancy and self-interstitial atom clusters in alpha-iron studied using metallic-covalent interatomic potential
(2011-01-31)
Article
Accés restringit per política de l'editorialThe presence of even small amount of carbon interstitial impurity affects properties of Fe and Fe-based ferritic alloys. From earlier experiments it follows that carbon exhibits considerably strong interaction with lattice ... -
Investigations of the suitability of activated carbon for H2S and tar product gas cleaning
(Universitat Politècnica de Catalunya, 2020-07-17)
Projecte Final de Màster Oficial
Accés obert
Realitzat a/amb: Technische Universität WienGovernments around the world are currently seeking renewable alternatives to fossil fuels for the production of electricity, heat and synthetic products. The main advantage of these renewable alternatives is their low ...