The CIE Colour Rendering Index (CRI), defined in CIE 13.3-1995, in particular the general colour rendering index, Ra, is widely adopted and used by the lighting industry, in regulatory documents...
Mood lighting is often misleadingly interpreted as HCL. But HCL is much more because it includes biologically effective light that is beneficial or dangerous, depending on the correct application....
The SSL horticulture lighting industry has become one of the fastest growing branches of lighting worldwide. Much research has already been done in regards to horticultural SSL technology and...
LightingEurope president and Philips vice president Jan Denneman believes that human-centric lighting can add tremendous value to society and to the lighting industry. Source: Mark Halper.
For...
A team of Columbia Engineering researchers, led by Applied Physics Assistant Professor Nanfang Yu, has invented a method to control light propagating in confined pathways, or waveguides, with high...
Professional staff at a Danish psychiatric hospital have administered fewer drugs and noticed a marked reduction in patient outbursts and disturbances following the installation of a human-centric...
You might not have yet heard the phrase "human-centric lighting" (HCL). But it's one of the oldest concepts under the Sun. Ever since humankind first yawned and stretched at dawn, and lay down to...
The Lighting Research Center (LRC) at Rensselaer Polytechnic Institute has recently released a free, open-access circadian stimulus (CS) calculator to help lighting professionals select light...
Human Centric Lighting has become a catchphrase used by industry and the press. But the press has also started reporting that research emphasizes the danger of LED lighting in connection to our...
In future they are to light up the inside of handbags or make evening joggers stand out in the dark: Light-emitting electrochemical cells, LECs, offer many advantages compared to familiar LEDs,...
Different groups from the lighting business have been dreaming of truly flexible light sources for a long time. OLEDs are being promoted as the solution of the future but there are other solutions...
Solid-State Lighting is destined to be a next generation lighting option. LEDs have already entered main stream applications and OLED technology has advanced greatly in the past few years in terms...
Researchers at European technology consortium Graphene Flagship have successfully created an all-electrical quantum light emitting diode (LED) with single-photon emission constructed of atomically...
US cities are taking a second look at LED street lighting after the American Medical Association (AMA) issued a warning earlier in the year that blue light can disturb sleep rhythms and exacerbate...
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