Exploració per tema "Catalyst"

Ara es mostren els items 1-11 de 11

    • Bridge-market: connecting the in-between: the marketplace as an articulator of public space 

      Safi Hanun, Oscar Alfredo (Universitat Politècnica de Catalunya, 2020-07-14)
      Projecte Final de Màster Oficial
      Accés obert
      The marketplace has been throughout history a powerful promotor of public space, from the beginning when trade and dealings between people were done in these special designated places it quickly became a necessity of ...

    • Catalytic performance of zinc-supported copper and nickel catalysts in the glycerol hydrogenolysis 

      Chimentäo, Ricardo José; Miranda Morales, Bárbara C.; Gispert Guirado, Francesc; Medina Cabello, Francisco; Llorca Piqué, Jordi; Santos, João Batista O. (2020-03-01)
      Article
      Accés obert
      Gas-phase catalytic conversion of glycerol to value added chemicals was investigated over zinc-supported copper and nickel catalysts. The addition of aluminum in the support was also investigated in glycerol conversion and ...

    • Co-Al spinel-based nanoparticles synthesized by flame spray pyrolysis for glycerol conversion 

      Lähde, A.; Chimentao, Ricardo J.; Karhunen, T.; Alvarez, Mayra G.; Llorca Piqué, Jordi; Medina Mena, Francisco; Jokiniemi, J.; Modesto Lopez, Luis B. (2017-12)
      Article
      Accés obert
      The 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 ...

    • Conversion of glycerol over 10%Ni/y-Al2O3 catalyst 

      Miranda Morales, Bárbara C.; Chimentao, Ricardo J; Santos, Jeannette B O; Gispert Guirado, Francesc; Llorca Piqué, Jordi; Medina Cabello, Francisco; López Bonillo, Francisco; Sueiras, Jesus Eduardo (2014-04-05)
      Article
      Accés restringit per política de l'editorial
      The conversion of glycerol in gas phase and atmospheric pressure has been investigated over 10 wt.% Ni/γ-Al2O3 catalyst. The catalysts were prepared with nickel nitrate and pre-treated with hydrogen in the range of 623–1073 ...

    • Desenvolupament d'una aplicació web integrada amb web services externs 

      Ruiz Martin, Miguel (Universitat Politècnica de Catalunya, 2011-06-22)
      Projecte/Treball Final de Carrera
      Accés obert
      Català: La idea principal d'aquest projecte és construir, totalment amb software lliure, un lloc web per recollir informació sobre concerts amb poca projecció en els mitjans de comunicació majoritaris o dins els circuits ...

    • Development of polymeric hollow fiber membranes containing catalytic metal nanoparticles 

      Macanás de Benito, Jorge; Ouyang, Lu; Bruening, Merlin L.; Muñoz Tapia, Maria; Remigy, Jean-Christophe; Lahitte, Jean-François (2010-10-31)
      Article
      Accés obert
      Metal 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 ...

    • Nanoshaped cerium oxide with nickel as a non-noble metal catalyst for CO2 thermochemical reactions 

      Serafin, Jaroslaw; Llorca Piqué, Jordi (2023-04-01)
      Article
      Accés obert
      Four different nanoshapes of cerium dioxide have been prepared (polycrystals, rods, cubes, and octahedra) and have been decorated with different metals (Ru, Pd, Au, Pt, Cu, and Ni) by incipient wetness impregnation (IWI) ...

    • Permanently polarized hydroxyapatite for selective electrothermal catalytic conversion of carbon dioxide into ethanol 

      Sans Milà, Jordi; Revilla López, Guillermo; Sanz Beltran, Vanesa; Puiggalí Bellalta, Jordi; Turón, Pau; Alemán Llansó, Carlos (2021-05-25)
      Article
      Accés obert
      Conversion of CO2 into valuable chemicals is not only a very challenging topic but also a socially demanding issue. In this work, permanently polarized hydroxyapatite obtained using a thermal stimulated polarization process ...

    • Retrofitting of a continuously operating lab scales reaction unit for heterogeneous gas phase catalysis and proof of principle 

      Lestón Rivadeneira, Andrea (Universitat Politècnica de Catalunya, 2021-03-31)
      Projecte Final de Màster Oficial
      Accés obert
      Realitzat a/amb:   Technische Universität Kaiserslautern
      Carbon dioxide methanation is a well-known reaction that is of interest as a capture and storage process and as a renewable energy storage system based on a power-to-gas conversion process by substitute or synthetic ...

    • Sociopolítica y crítica arquitectónica: dos escenarios para un despertar 

      Luzarraga Iturrioz, Arantzazu (Escola Tècnica Superior d'Arquitectura de Barcelona. Departament de Composició Arquitectònica, 2012-12)
      Article
      Accés obert
      Al igual que la historia, la crítica arquitectónica cambia estructuralmente y reclama su despertar, apoyándose ambas en las nuevas herramientas para la acción y la implicación socio-política popular.

    • Synthesis and characterization of new bio-based poly(acylhydrazone) vanillin vitrimers 

      Roig Gibert, Adriá; Petrauskaité, Aina; Ramis Juan, Xavier; Flor López, Sílvia de la; Serra Albet, Maria Àngels (Royal Society of Chemistry (RSC), 2022-02-17)
      Article
      Accés restringit per política de l'editorial
      New acylhydrazone vitrimeric-type materials have been studied. These materials can be efficiently relaxed, without the addition of an external catalyst, through an exchange process that has been confirmed as imine metathesis, ...