Enviaments recents

  • Characteristics of the 3 most common types of occupational accident in Spanish sub-surface and surface mining, from 2003–2008 

    Sanmiquel Pera, Lluís; Vintró Sánchez, Carla; Freijo Álvarez, Modesto (2012-04)
    Article
    Accés obert
    The rate for work related accidents in Spanish mining has decreased during recent years. However, the incidence rate per 100,000 workers in the Spanish mining sector in 2007 was significantly higher than the ones reported ...
  • Observations of the relationship between sprite morphology and in-cloud lightning processes 

    Van der Velde, Oscar Arnoud; Mika, Ágnes; Soula, Serge; Haldoupis, Christos; Neubert, Torsten; Inan, Umran S. (2006-08-04)
    Article
    Accés obert
    [1] During a thunderstorm on 23 July 2003, 15 sprites were captured by a LLTV camera mounted at the observatory on Pic du Midi in the French Pyrénées. Simultaneous observations of cloud-to-ground (CG) and intracloud (IC) ...
  • Analysis of the first gigantic jet recorded over continental North America 

    Van der Velde, Oscar Arnoud; Lyons, Walter A.; Nelson, Thomas E.; Cummer, Steven A.; Li, Jingbo; Bunnell, James (2007-10-17)
    Article
    Accés obert
    [1] Two low-light cameras near Marfa, Texas, recorded a gigantic jet over northern Mexico on 13 May 2005 at approximately 0423:50 UTC. Assuming that the farthest of two candidate storm systems was its source, the bright ...
  • Diseño y construcción de un prototipo de plataforma Stewart 

    Rossell Garriga, Josep Maria; Blanes Priego, Manel; Vicente Rodrigo, Jesús; Rubió Massegú, Josep; Palacios Quiñonero, Francisco (2016-06-08)
    Article
    Accés restringit per política de l'editorial
  • Influencia de la crisis económica en los accidentes eléctricos en minería, en los años 2008 y 2014, en España 

    Freijo Álvarez, Modesto; Vintró Sánchez, Carla; Viladomat Vers, Antoni; Sanmiquel Pera, Lluís (2016-10-20)
    Article
    Accés obert
    La reducción de accidentes eléctricos por contacto indirecto fue bastante elevada, pasando de 18.048 siniestros en 2.008 a 7.487 en el 2.014, es decir, se produjeron un 58,52% menos, aunque hay que tener en cuenta que ...
  • Analysis of energetic radiation associated with thunderstorms in the Ebro delta region in Spain 

    Fabró Tàpia, Ferran; Montañá Puig, Juan; Pineda Rüegg, Nicolau; Argemí Ribera, Oriol; Van der Velde, Oscar Arnoud; Romero Durán, David; Soula, Serge (2016-08-25)
    Article
    Accés obert
    The analysis of high-energy background radiation (0.1 – 2 MeV) enhancements during eight winter thunderstorms and ¿ve summer storms in the Ebro delta region in the northeast of Spain is presented. For the ¿rst time, ...
  • WMO world record lightning extremes: longest reported flash distance and longest reported flash duration 

    Lang, Timothy J.; Pédeboy, Stéphane; Rison, William; Montañá Puig, Juan; Cerveny, Randall S.; Chauzy, Serge; MacGorman, Donald R.; Holle, Ronald L.; Ávila, Eldo; Zhang, Yijun; Carbin, Gregory; Mansell, Edward R.; Kuleshov, Yuriy; Peterson, Thomas C.; Brunet, Manola; Driouech, Fatima; Krahenbuhl, Daniel S. (2016-09-16)
    Article
    Accés obert
    A World Meteorological Organization weather and climate extremes committee has judged that the world’s longest reported distance for a single lightning flash occurred with a horizontal distance of 321 km (199.5 mi) over ...
  • Global distribution of winter lightning: a threat to wind turbines and aircraft 

    Montañá Puig, Juan; Fabró Tàpia, Ferran; Van der Velde, Oscar Arnoud; March Nomen, Víctor; Williams, Earle R.; Pineda Ruegg, Nicolau; Romero Durán, David; Solà de Las Fuentes, Gloria; Freijo Álvarez, Modesto (2016-01-01)
    Article
    Accés obert
    Lightning is one of the major threats to multi-megawatt wind turbines and a concern for modern aircraft due to the use of lightweight composite materials. Both wind turbines and aircraft can initiate lightning, and very ...
  • Statistics and variability of the altitude of elves 

    Van der Velde, Oscar Arnoud; Montañá Puig, Juan (2016-05-07)
    Article
    Accés obert
    From June 2008 to January 2016 nearly 800 elves have been recorded by a low-light camera in northeastern Spain. Elves occur in this region mainly over the lower-topped cold airmass maritime thunderstorms, peaking from ...
  • Charge structure analysis of a severe hailstorm with predominantly positive cloud-to-ground lightning 

    Pineda Ruegg, Nicolau; Rigo, Tomeu; Montañá Puig, Juan; Van der Velde, Oscar Arnoud (2016-03-10)
    Article
    Accés restringit per decisió de l'autor

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