Now showing items 1-5 of 5

  • Calculating spectral irradiance indoors 

    Bará Viñas, Salvador; Escofet Soteras, Jaume (2016-09-01)
    Article
    Open Access
    The spectral composition of the light that reaches any indoor work plane depends on the characteristics of the light sources and the spectral reflectances of the surrounding surfaces due to the multiple reflections ...
  • Ground-based hyperspectral analysis of the urban nightscape 

    Alamús, Ramón; Bará Viñas, Salvador; Corbera, Jordi; Escofet Soteras, Jaume; Palà, Vicenç; Pipia, Luca; Tardà, Anna (2017-02-28)
    Article
    Open Access
    Airborne hyperspectral cameras provide the basic information to estimate the energy wasted skywards by outdoor lighting systems, as well as to locate and identify their sources. However, a complete characterization of the ...
  • Light pollution offshore: Zenithal sky glow measurements in the mediterranean coastal waters 

    Ges Cros, Xavier; Bará Viñas, Salvador; García Gil, Manuel; Zamorano, J; Ribas, Salvador; Masana, Eduard (2018-05)
    Article
    Restricted access - publisher's policy
    Light pollution is a worldwide phenomenon whose consequences for the natural environment and the human health are being intensively studied nowadays. Most published studies address issues related to light pollution inland. ...
  • On lamps, walls, and eyes: the spectral radiance field and the evaluation of light pollution indoors 

    Bará Viñas, Salvador; Escofet Soteras, Jaume (2018-01-01)
    Article
    Restricted access - publisher's policy
    Light plays a key role in the regulation of different physiological processes, through several visual and non-visual retinal phototransduction channels whose basic features are being unveiled by recent research. The growing ...
  • Reducing the circadian input from self-luminous devices using hardware filters and software applications 

    Escofet Soteras, Jaume; Bará Viñas, Salvador (2015-12)
    Article
    Open Access
    The widespread use of self-luminous devices at nighttime (cell-phones, computers, and tablets) raises some reasonable concerns regarding their effects on human physiology. Light at night is a known circadian disruptor, ...