Enviaments recents

  • A simple spatiotemporal evolution model of a transmission power grid 

    Rosas Casals, Martí; Valverde, Sergi; Solé, Ricard Vicenç (2018-02-22)
    Article
    Accés obert
    In this paper, we present a model for the spatial and temporal evolution of a particularly large human-made network: the 400-kV French transmission power grid. This is based on 1) an attachment procedure that diminishes ...
  • Decision support system for management of reactive nitrogen flows in wastewater system 

    Nascimento, Francisco R.A; Kiperstok, Asher; Martín García, Juan; Morató Farreras, Jordi; Cohim, Eduardo (2018-01-10)
    Article
    Accés obert
    The change in nitrogen balance causes many environmental and socioeconomic impacts. In relation to food production and nitrogen release in wastewater systems, wastewater and sludge discharge and mineral fertilizer use ...
  • Environmental impact assessment of Polylactide(PLA)/chicken feathers biocomposite materials 

    Molins Durán, Gemma; Álvarez del Castillo, María Dolores; Garrido Soriano, Núria; Macanás de Benito, Jorge; Carrillo Navarrete, Fernando (2017-03-30)
    Article
    Accés obert
    The aim of this study is to analyse the environmental impacts (EIs) of the process of preparation of new biocomposite materials obtained from polylactide (PLA) and chicken feathers (CFs). Two CFs stabilization methods and ...
  • Antibacterial films made of ionic complexes of poly(y-glutamic acid) and ethyl lauroyl arginate 

    Gamarra Montes, Ana; Missagia, Beatriz; Morató Farreras, Jordi; Muñoz Guerra, Sebastián (2017-12-24)
    Article
    Accés obert
    © 2017 by the author. The biocide agent LAE (ethyl aN-lauroyl l-arginate chloride) was coupled with poly(y-glutamic acid) (PGGA) to form stable ionic complexes with LAE:PGGA ratios of 1 and 0.5. The nanostructure adopted ...
  • Transdisciplinarity in higher education for sustainability: how discourses are approached in engineering education 

    Tejedor Papell, Gemma; Segalàs Coral, Jorge; Rosas Casals, Martí (2017)
    Article
    Accés obert
    Sustainability issues, as unwanted results of not fully respecting natural cycles, are widely recognized as wicked problems, which should not be thought of as problems to be solved, but rather as “conditions” to be managed, ...
  • A societal metabolism approach to job creation and renewable energy transitions in Catalonia 

    Rodríguez-Huerta, Edgar; Rosas Casals, Martí; Sorman, Alevgul H. (2017-06-21)
    Article
    Accés restringit per política de l'editorial
    This paper examines the feasibility of renewable energy transition scenarios and employment requirements on a backdrop of the objectives as described by the energy and climate change plan in Catalonia (PECAC 2012–2020). ...
  • Simulation model to find the best comfort, energy and cost scenarios for building refurbishment 

    Fonseca Casas, Antoni; Ortiz, Joana Aina; Garrido Soriano, Núria; Fonseca Casas, Pau; Salom Tormo, Jaume (2017-05-12)
    Article
    Accés restringit per política de l'editorial
    This article proposes a methodology to assess building behaviour, whilst taking its life cycle into account. Understanding of the system can be obtained by combining well-known energy consumption calculation engines (TRNSYS) ...
  • Ionic complexes of poly(gamma-glutamic acid) with alkyltrimethylphosphonium surfactants 

    Gamarra Montes, Ana; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Vives, Marc; Morató Farreras, Jordi; Muñoz Guerra, Sebastián (Elsevier, 2017-05-05)
    Article
    Accés restringit per política de l'editorial
    A series of ionic complexes with a comb-like architecture and a nearly stoichiometric composition were prepared from bacterial poly(gamma,dl-glutamic acid) (PGGA) and alkyltrimethyl phosphonium bromides (nATMP·Br) bearing ...
  • Hybrid chitosan-silver nanoparticles enzymatically-embedded on cork filter material for water disinfection 

    Garcia Peña, Lina Vanesa; Petkova, Petya; Margalef-Marti, Rosanna; Vives, Marc; Aguilar, Lorena; Gallegos, Angel; Francesko, Antonio; Perelshtein, Ilana; Gedanken, Aharon; Mendoza Gómez, Ernesto; Casas-Zapata, Juan Carlos; Morató Farreras, Jordi; Tzanov, Tzanko (2017-04-05)
    Article
    Accés restringit per política de l'editorial
    Microbial contamination remains a major challenge in supply of drinking water in developing regions, despite the continuous advances being made in water purification processes. The spread and transmission of pathogens due ...
  • Una red conceptual multinivel para analizar, modelizar y medir la sostenibilidad en sistemas socio-ecológicos 

    Ruiz, Jorge Paolini; Felipe Blanch, José Juan de; Sureda Carbonell, Bàrbara; Bermúdez, Darío; Rosales, Judith (Universidad de los Andes, 2011-11)
    Article
    Accés obert
    La propuesta que se presenta muestra el diseño de una red conceptual multinivel para determinar la sostenibilidad de un sistema socio-ecológico. Tal diseño pasa por establecer diferentes niveles conceptuales para determinar ...
  • Heat generation model in the ball milling process of a Tantalum ore 

    Marino Saguero, Jessica; Jorge Sánchez, Juan; Menendez Aguado, Juan Maria; Álvarez Rodriguez, Beatriz; Felipe Blanch, José Juan de (2017-02)
    Article
    Accés obert
  • Sustainability Assessment of indicators for integrated water resources management 

    Pires Carneiro, Alex; Morató Farreras, Jordi; Peixoto, H; Botero, V; Zuluaga, L; Figueroa, A (2017-02-01)
    Article
    Accés restringit per política de l'editorial
    The scientific community strongly recommends the adoption of indicators for the evaluation and monitoring of progress towards sustainable development. Furthermore, international organizations consider that indicators are ...

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