This paper aims to extend the limited bandwidth of phosphorescent white LEDs for a multiple-input single-output (MISO) visible light communication (VLC) system.
Monette H. Khadr +3 more
doaj +1 more source
One of the seven base units of the International System of Units (SI), the candela, which is the unit of the luminous intensity, and its derived units are physiological units.
Pellegrino O. +3 more
doaj +1 more source
Model Calibration Methodology to Assess the Actual Lighting Conditions of a Road Infrastructure
Street lighting plays an important role in the comfort and safety of drivers and pedestrians, so the control and management of the lighting systems operation and consumption is an essential service for a city. In this document, a methodology is presented
Ana Ogando-Martínez +4 more
doaj +1 more source
A Nonlinear Model of Spatiotemporal Retinal Processing: Simulations of X and Y Retinal Ganglion Cell Behavior [PDF]
This article describes a nonlinear model of neural processing in the vertebrate retina, comprising model photoreceptors, model push-pull bipolar cells, and model ganglion cells.
Gaudiano, Paolo
core +1 more source
Most educational buildings in southern Spain do not meet current energy requirements as weak thermal envelopes and the lack of cooling systems lead to severe discomfort in classrooms, especially when temperatures are above 30 °C.
Carmen María Calama-González +2 more
doaj +1 more source
Assessment of Interior and Area Artificial Lighting in Hospitals of Hamadan City
Background & Objectives: Comfort lighting is one of the most important topics, which provides optimum physical conditions in general environment and workplaces such as hospitals.
Rostam Golmohamadi +4 more
doaj
Robert Grosseteste: the geometry to solve the complexity of the world [PDF]
Robert Grosseteste: the geometry to solve the complexity of the world, by Amelia Carolina Sparavigna, Politecnico di Torino, Department of Applied Science and Technology. Italy Abstract: Robert Grosseteste, an English philosopher and scientist, Bishop of
Sparavigna, Amelia Carolina
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Impact of solar shading geometry on building energy use in hot humid climates with special reference to Malaysia [PDF]
External solar shading devices can substantially reduce the cooling load of buildings and large energy savings can be achieved. Hence, intercepting the radiant heat wave before penetrating to the internal environment through envelope openings is the main
Ahmad, M. Hamdan +2 more
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Illuminance and luminance distributions of a prototype ambient illumination system for Space Station Freedom [PDF]
Preliminary results of research conducted in the late 1970's indicate that perceptual qualities of an enclosure can be influenced by the distribution of illumination within the enclosure.
Hayes, B. C., Mullican, R. C.
core +1 more source
Estudo experimental do comportamento ocular em trabalhadores administrativos como um indicador de conforto visual em situação de risco de encadeamento [PDF]
The daylight impact on the visual environment is fundamental on visual display terminal work (VDT). Visual performance and visual comfort should be considered for equal. The study (n=16) was performed at the experimental lighting laboratory.
Pattini, Andrea Elvira +2 more
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