Recent Submissions

  • High-pressure grinding rolls: model validation andfunction parameters dependency on processconditions 

    Anticoi Sudzuki, Hernán Francisco; Guasch Cascallo, Eduard; Oliva Moncunill, Josep; Alfonso Abella, María Pura; Bascompta Massanes, Marc; Sanmiquel Pera, Lluís (Elsevier, 2019)
    Article
    Open Access
    A model for High Pressure Grinding Rolls (HPGR) was developed in this work based on thewidely used Population Balance Model (PBM). This approach uses a variety of different func-tions one of which is the breakage distribution ...
  • Fire resistance performance of concrete-PVC panels with polyvinyl chloride (PVC) stay in place (SIP) formwork 

    Murillo, Michel A.; Tutikian, Bernardo F.; Ortolan, Vinícius De Kayser; Hoffmann Sampaio, Carlos (Elsevier, 2019-09-01)
    Article
    Open Access
    Stay-in-place (SIP) formwork is a more-practical alternative to traditional steel or wood formworks due to its improved constructability and durability. The aim of this paper was to study the fire resistance performances ...
  • Modeling the liberation of comminuted scheelite using mineralogical properties 

    Hamid, Sarbast; Alfonso Abella, María Pura; Oliva Moncunill, Josep; Anticoi Sudzuki, Hernán Francisco; Guasch Cascallo, Eduard; Hoffmann Sampaio, Carlos; García-Vallès, Maite; Escobet Canal, Teresa (2019-09-03)
    Article
    Open Access
    In this paper, the modeling of the liberation of scheelite is presented. A pattern of concentration experiments was performed to investigate the scheelite liberation and distribution density calculation procedure. In this ...
  • The Poopó polymetallic epithermal deposit, Bolivia: Mineralogy, genetic constraints, and distribution of critical elements 

    Torres, Belén; Melgarejo Draper, Joan Carles; Torró Abat, Lisard; Camprubí Cano, Antoni; Castillo Oliver, Montgarri; Artiaga, David; Campeny Grego, Marc; Tauler Ferré, Esperança; Jiménez-Franco, Abigail; Alfonso Abella, María Pura; Arce Burgoa, Osvaldo R. (2019-08-01)
    Article
    Open Access
    The tin-rich polymetallic epithermal deposit of Poopó, of plausible Late Miocene age, is part of the Bolivian Tin Belt. As an epithermal low sulfidation mineralisation, it represents a typological end-member within the ...
  • Permian–Triassic red-stained albitized profiles in the granitic basement of NE Spain: evidence for deep alteration related to the Triassic palaeosurface 

    Fàbrega, Carles; Parcerisa Duocastella, David; Thiry, Médard; Franke, Christine; Gurenko, Andrey; Gómez Gras, David Manuel; Solé, Jesús; Travé, Anna (2019-10-01)
    Article
    Restricted access - publisher's policy
    Extensive areas of the Variscan granitic basement in NE Spain display profiles of red-stained albitized facies characterized by albitization of Ca-plagioclase, chloritization of biotite and microclinization of orthoclase, ...
  • Airflow stability and diagonal mine ventilation system optimization: a case study 

    Bascompta Massanes, Marc; Sanmiquel Pera, Lluís; Zhang, Jiang Ji Ho (2018-09-01)
    Article
    Open Access
    Airflow reverse is a severe problem in an underground ventilation system. In addition, the airflow stability and safety production can be seriously affected by the problem of air velocity overrun in the roadways. In this ...
  • Vent-proximal sub-seafloor replacement clastic-carbonate hosted SEDEX-type mineralization in the Mehdiabad world-class Zn-Pb-Ba-(Cu-Ag) deposit, southern Yazd Basin, Iran 

    Maghfouri, Sajjad; Hosseinzadeh, Mohammad Reza; Choulet, Flavien; Alfonso Abella, María Pura; Azim Zadeh, Amir M.; Rajabi, Abdorrahman (2019-10-01)
    Article
    Restricted access - publisher's policy
    The Mehdiabad Zn-Pb-Ba (Cu-Ag) deposit in the southern Yazd Basin, central Iran, is the largest sediment-hosted Zn-Pb deposit in Iran. This deposit is hosted by organic carbon matter-rich shale, fine-grained black siltstone, ...
  • Spatial and temporal controls on the distribution of indium in xenothermal vein deposits: the Huari Huari district, Potosí, Bolivia 

    Torró Abat, Lisard; Melgarejo Draper, Joan Carles; Gemmrich, Laura; Mollinedo, Diva; Cazorla Martínez, Malena; Martínez, Álvaro; Pujol Solà, Núria; Farré de Pablo, Júlia; Camprubí Cano, Antoni; Artiaga, David; Torres, Belén; Alfonso Abella, María Pura; Arce Burgoa, Osvaldo R. (2019-05-17)
    Article
    Open Access
    The Huari Huari deposit, Potosí Department in SW Bolivia, hosts polymetallic stratiform and vein mineralization of Miocene age with significant concentrations of the critical metal indium (In). Vein mineralization records ...
  • Numerical model for a nineteenth-century hydrometric module 

    Vives i Costa, Jordi; Felipe Blanch, José Juan de; Peña Pitarch, Esteve (2019-11-01)
    Article
    Open Access
    The Cequia of Manresa is a 26-km open channel constructed in the fourteenth century that conveys water from the Llobregat River to the city of Manresa using an elevation difference of 10.4 m. The channel is still operational ...
  • Analysis of a historical accident in a Spanish coal mine 

    Sanmiquel Pera, Lluís; Bascompta Massanes, Marc; Anticoi Sudzuki, Hernán Francisco (2019-09-26)
    Article
    Open Access
    There has been a long history of coal mine accidents and these, usually, involve serious injuries, fatalities, and the destruction of facilities. In the seventies, an explosion killed 28 miners in a Spanish coal mine. This ...
  • Powering the internet of things through light communication 

    Seyfettin Demirkol, Ilker; Camps Mur, Daniel; Paradells Aspas, Josep; Combalia Escudero, Marc; Popoola, Wasiu; Haas, Harald (2019-06-01)
    Article
    Open Access
    Novel solutions are required to connect billions of devices to the network as envisioned by the IoT. In this article we propose to use LiFi, which is based on off-the-shelf LEDs, as an enabler for the IoT in indoor ...
  • The importance of mineralogical knowledge in the sustainability of artisanal gold mining: a mid-south Peru case 

    Alfonso Abella, María Pura; Anticoi Sudzuki, Hernán Francisco; Yubero de Mateo, Maria Teresa; Bascompta Massanes, Marc; Henao, Laura; García-Vallès, Maite; Palacios Ubach, Silvia; Yáñez González, Juan Alberto (2019-06-01)
    Article
    Open Access
    Covenantee:  Red Social / Sociedad Nacional de Minería en Pequeña Escala / Alianza por la Minería Responsable
    Mineralogy and gold processing techniques from several mining areas of the Nazca-Ocoña gold belt, Mid-South Peru, were investigated to assess the efficiency of gold extraction methods in relation to their mineralogy. The ...

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