Ara es mostren els items 12781-12800 de 89339

  • Bio-based PBS copolyesters derived from a bicyclic D-glucitol 

    Zakharova, Elena; Alla Bedahnane, Abdelilah; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Muñoz Guerra, Sebastián (2015-05-12)
    Article
    Accés obert
    2,4:3,5-di-O-methylene-D-glucitol (Glux-diol) was used for the synthesis of poly(butylene succinate) (PBS) copolyesters by melt polycondensation. Glux-diol possess a rigid bicyclic asymmetric structure made of two fused ...
  • Bio-based poly(butylene terephthalate) copolyesters containing bicyclic diacetalized galactitol and galactaric acid: Influence of composition on properties 

    Lavilla Aguilar, Cristina; Alla Bedahnane, Abdelilah; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Benito, Elena; García Martín, Maria de Gracia; Galbis Pérez, Juan Antonio; Muñoz Guerra, Sebastián (Elsevier, 2012-07-19)
    Article
    Accés restringit per política de l'editorial
    Copolyesters from 1,4-butanediol, dimethyl terephthalate and either 2,3:4,5-di-O-methylene-galactitol or dimethyl 2,3:4,5-di-O-methylene-galactarate with compositions of 10, 20, 30, 40 and 50% of either galactitol or ...
  • Bio-based poly(ethylene terephthalate) copolyesters made from cyclic monomers derived from tartaric acid 

    Japu, Cristina; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Alla Bedahnane, Abdelilah; Muñoz Guerra, Sebastián (Elsevier, 2014-05-13)
    Article
    Accés restringit per política de l'editorial
    Two cyclic acetal compounds, 2,3-O-methylene L-threitol and dimethyl 2,3-O-methylene L-threarate, both coming from naturally-occurring tartaric acid, were used as comonomers to replace ethylene glycol and dimethyl terephthalate ...
  • Bio-based poly(hexamethylene terephthalate) copolyesters containing cyclic acetalized tartrate units 

    Japu, Cristina; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Alla Bedahnane, Abdelilah; Muñoz Guerra, Sebastián (Elsevier, 2013-03-08)
    Article
    Accés restringit per política de l'editorial
    A cyclic acetal of dimethyl l-tartrate (dimethyl 2,3-di-O-methylene l-threarate, Thx) was used as comonomer of dimethyl terephthalate (DMT) in the polycondensation with 1,6-hexanediol (HD) in the melt. Random copolyesters ...
  • Bio-based polyesters from cyclic monomers derived from carbohydrates 

    Lavilla Aguilar, Cristina (Universitat Politècnica de Catalunya, 2013-11-29)
    Tesi
    Accés obert
    Polyesters are extremely versatile polymers which can be used in a wide variety of applications ranging from high performance materials to recyclable and degradable polymers. The preparation of polyesters from renewable ...
  • Bio-based sustainable supply chain modelling for rural electrification 

    Pérez Fortes, María del Mar; Arranz Piera, Pol; Lainez Aguirre, José Miguel; Velo García, Enrique; Puigjaner Corbella, Lluís (2011)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    Small scale gasification systems are employed to meet the requirements of distributed energy systems using locally available biomass at or near the point of use, or pre­treated biomass, such as pellets, bought from an ...
  • Bio-CAD analysis of porosity bioimplants 

    Vergés Garcia, Eduard; Ayala Vallespí, M. Dolors; Grau Carrion, Sergi; Tost Pardell, Daniela (2008)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    In this work we present two methods to compute the porosity from a μCT image. One is the virtual simulation of a porosimeter and the other is a sphere-based heuristic approach. Both methods obtain a graph representing the ...
  • Bio-composite material 

    Closa Pasquina, Raquel; Jauneikaite, Juste; Boschert, Florian; Hydén, Victor; Lehmann, Benjamin (Universitat Politècnica de Catalunya, 2014)
    Projecte/Treball Final de Carrera
    Accés restringit per decisió de l'autor
    The European Project Semester (EPS) is a programme offered by 13 European universities in 11 countries throughout Europe to students who have completed at least two years of study. It is a four-month program and it is a ...
  • Bio-ethanol steam reforming and autothermal reforming in 3- m channels coated with RhPd/CeO2 for hydrogen generation 

    Divins, N.J.; López, Eduardo; Rodríguez Martínez, Ángel; Vega, Didac; Llorca Piqué, Jordi (2013-02)
    Article
    Accés restringit per política de l'editorial
    A silicon micromonolith of 7 mm diameter and 0.2 mm length containing 1.5 million regular channels with a diameter of 3.3 μm was used for obtaining hydrogen through ethanol or bio-ethanol steam reforming (ESR) and oxidative ...
  • Bio-Heurístics en optimització 

    Monzó Faus, Alejandro (Universitat Politècnica de Catalunya, 2004-12)
    Tesina
    Accés obert
  • Bio-Hydro-Mecanique des dechets biodégradables 

    Ortiz Tarroija, Meritxell (Universitat Politècnica de Catalunya / Institut National Polytechnique de Grenoble, 2008)
    Projecte/Treball Final de Carrera
    Accés restringit per acord de confidencialitat
    Approche expérimentale à partir d'appareillages prototypes du comportement de déchets, en simulant l'evolution des propriétes du materiau avec le temps, l'humidité, la compression, comme en site réel d'installation de ...
  • Bio-inspired call-stack reconstruction for performance analysis 

    Servat, Harald; Llort, German; González, Juan; Giménez Lucas, Judit; Labarta Mancho, Jesús José (Institute of Electrical and Electronics Engineers (IEEE), 2016)
    Text en actes de congrés
    Accés obert
    The correlation of performance bottlenecks and their associated source code has become a cornerstone of performance analysis. It allows understanding why the efficiency of an application falls behind the computer's peak ...
  • Bio-inspired systems. Computational and ambient intelligence 

    Sandoval, Francisco; Cabestany Moncusí, Joan; Prieto, Alberto (2011-09)
    Article
    Accés restringit per política de l'editorial
    In the present issue of Neurocomputing, it is apleasure to present you a collection of 12 extended versions of selected papers from the 10 the dition of the International Work Conference on Artificial Neural Networks ...
  • Bio-nanohybrid catalysts based on L-leucine immobilized in hydrotalcite and their activity in aldol reaction 

    Crivoi, Dana-Georgiana; Miranda, Ronald Alexander; Finocchio, Elisabetta; Llorca Piqué, Jordi; Ramis, Gianguido; Sueiras, Jesus Eduardo; Segarra González, Anna Maria; Medina Mena, Francisco (2016-06-05)
    Article
    Accés restringit per política de l'editorial
    Nanohybrid materials based on L-leucine (L-Leu) and hydrotalcites (HT) were prepared by the ion exchange and reconstruction method, under mild synthesis conditions. The location, amount and the form of the immobilized L-Leu ...
  • Bio-optical provinces in the eastern Atlantic Ocean and their biogeographical relevance 

    Taylor, B.B.; Torrecilla Ribalta, Elena; Bernhardt, Anja; Taylor, M.H.; Peeken, I.; Röttgers, R.; Piera, Jaume; Bracher, A. (2011-07-19)
    Article
    Accés obert
  • Bio-optical provinces in the eastern Atlantic Ocean and their biogeographical relevance 

    Taylor, B.B.; Torrecilla Ribalta, Elena; Bernhardt, Anja; Taylor, M.H.; Peeken, I.; Röttgers, R.; Piera, Jaume; Bracher, A. (2011-12-12)
    Article
    Accés obert
  • Bio-remediation of humid acids from industrial wastewater using wide rot fungi 

    López i Losada, Raül (Universitat Politècnica de Catalunya, 2016-07-12)
    Treball Final de Grau
    Accés obert
  • Bio-sonar signal propagation modelling in heterogeneous media with FDTD methods 

    Mas, Alex; Van der Schaar, Mike Connor Roger Malcolm; Delory, Eric; André, Michel (SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems), 2008-04-08T15:34:17Z)
    Article
    Accés obert
  • Bio-sonochemical conversion of fish backbones into bioactive nanospheres 

    Macedo Fernandes, Margarida Maria; Rivera Rodríguez, Diana Marcela; Tzanov, Tzanko; Rommi, Katariina; Lantto, Raija; Mozuraityte, Revilija; Šližyte, Rasa (2015-08-12)
    Article
    Accés obert
    Salmon backbones, co-streams of salmon processing industry, were transformed into stable, odour-free ingredients for cosmetics. First, the backbones were hydrolysed using commercial proteases (Bromelain + Papain, Trypsin, ...
  • BIO28 

    García Escudero, Daniel; Bardí Milà, Berta (2011-04-27)
    Concurs d'arquitectura i urbanisme
    Accés obert