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29,697 Research products, page 1 of 2,970

  • Energy Research
  • Open Access
  • Recolector de Ciencia Abierta, RECOLECTA

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  • Open Access
    Authors: 
    Juan Pardo; Ana M. Mejías; Antonio Sartal;
    Publisher: Energies
    Country: Spain

    s society. Considering this, this paper assesses the importance of biomass-based heating and hot-water systems in the achievement of more sustainable buildings. Using a simplified calculation method, we jointly analyzed the potential operational cost savings and reducti...

  • Open Access English
    Authors: 
    Chen Jin; Isidro Martín; Gema López; S. Harrison; Gerard Masmitja; Pablo Ortega; Ramon Alcubilla;
    Publisher: Elsevier
    Country: Spain

    In this work, we report on a novel structure of Interdigitated Back-Contacted (IBC) solar cells on c-Si p-type substrates that combines laser processed homojunction base contacts and silicon heterojunction (SHJ) emitters. These hybrid devices which can lead to potential...

  • Open Access
    Authors: 
    Carmen M. Torres; Sergio D. Ríos; Carles Torras; Joan Salvadó; Josep Maria Mateo-Sanz; Laureano Jiménez;
    Country: Spain

    10.1016/j.biortech.2013.07.145 Microalgae-based biodiesel has several benefits over other resources such as less land use, potential cultivation in non-fertile locations, faster growth and especially a high lipid-to-biodiesel yield. Nevertheless, the environmental and e...

  • Open Access English
    Authors: 
    Lloret Font, Eduard;
    Publisher: Universitat Politècnica de Catalunya
    Country: Spain

    The thesis performed in this research is focused on a particular type of energy system, energy systems in supermarkets. As supermarkets are high-energy using buildings, their energy system optimization has been investigated in recent years, with the main focus in the re...

  • Open Access
    Authors: 
    Zhihui Du; Wenjun Fan; Yunpeng Chai; Yinong Chen;
    Publisher: E.T.S.I. Telecomunicación (UPM)
    Country: Spain

    Abstract One of the major challenges in cloud computing and data centers is the energy conservation and emission reduction. Accurate prediction algorithms are essential for building energy efficient storage systems in cloud computing. In this paper, we first propose a T...

  • Open Access English
    Authors: 
    Jorge Pablo Díaz Velilla; Daniel Ferrández Vega; Carlos Morón Fernández; Pablo Saiz Martín;
    Publisher: Universidad Politécnica de Madrid

    ResumenEn la actualidad, la comunidad educativa se ve obligada cada vez más a emplear herramientas informáticas que permitan mejorar la calidad de sus clases, entrando en la vanguardia de las nuevas tecnologías de forma que se presenten clases más llamativas y flexibles...

  • Publication . Other literature type . Article . 2019
    Open Access English
    Authors: 
    José I. Martínez; Julio A. Alonso;
    Publisher: Royal Society of Chemistry
    Country: Spain
    Project: EC | GrapheneCore2 (785219), EC | NANOCOSMOS (610256)

    A characteristic fingerprint of atomic clusters is that their properties can vary in a non-smooth way with the cluster size N. This is illustrated herein by studying the cluster size dependence of several properties of neutral CN and cationic C+N carbon clusters: C–C bo...

  • Publication . Article . 2016
    Open Access English
    Authors: 
    Zhihua Zhong; Raj Reddy;
    Publisher: THE AUTHORS. Published by Elsevier Ltd.

    From a wide view of human history, it is clear that engineering has continuously advanced the development of human civilization and society. At different developmental stages, humans are confronted with different problems that must be addressed with different key techno...

  • Publication . Master thesis . Other literature type . 2020
    Open Access Spanish; Castilian
    Authors: 
    Sebastián Castañer, Aitor;
    Publisher: Universitat Politècnica de València
    Country: Spain

    [ES] La posibilidad de simular cualquier misión espacial con el mínimo error posible, es uno de los objetivos más perseguidos en el ámbito de la Mecánica Orbital. Su justificación se basa en factores tanto económicos, como de seguridad. Como todo tipo de prueba experime...

  • Open Access English
    Authors: 
    Xiao Bai; Ioannis Arapakis; B. Barla Cambazoglu; Ana Freire;
    Publisher: ACM Association for Computer Machinery
    Country: Spain

    The interplay between the response latency of web search systems and users’ search experience has only recently started to attract research attention, despite the important implications of response latency on monetisation of such systems. In this work, we carry out two ...