Light tubes or light pipes are physical structures used for transporting or
distributing natural or artificial light for the purpose of illumination, and are
examples of optical waveguides. In their...
Feb 4, 2013 ... Using the sun to light office buildings instead of electricity saves energy. But is it
6/19/2015, Lights Out for Daylight Hour, Green Mountain Energy 6/19/2015 .... 2/3
/2013, Can Sunshine Light Skyscrapers Instead of Bulbs?, Scientific American
May 4, 2015 ... All of which will inevitably mean more shadow — or even shadows cast upon ...
that city dwellers count on for light that doesn't come from a fluorescent bulb. ...
This is also what creates space and light between buildings that might ... to sculpt
their buildings with shadow in mind, to build up instead of out, ...
Jan 25, 2016 ... After the sun went down on April 29, 1942, in New York City, ... “Lighting of
buildings in particular, but public lighting in general, can have a ... Instead, it
joined the Eiffel Tower in turning off its lights altogether in the days after the
attacks. .... screwing the bulbs off and on,” he said—but isn't ultimate...
Nov 6, 2013 ... SmartLight could direct light from outside (far right), through a building, and ...
dingy rooms located within the bowels of buildings without requiring the ...
100,000 times less power than is used by a traditional incandescent lightbulb. ...
Instead of wall switches, the SmartLight system would be controlled via a ...
Jan 18, 2013 ... Insufficient levels of serotonin can result in depression, lack of energy, ... Light
therapy lamps have been shown to help people who struggle with the winter
blues. ... amount of sunlight into living spaces, especially in apartment buildings.
... But daylight has so many qualities that are impossible to replace.
Mar 29, 2010 ... To evaluate glare, however, light can't be measured in lux or ... It also is common,
although not technically correct, to use the term brightness rather than luminance.
... The sun's brightness must be mitigated by some type of shading device. ... In
buildings, too much natural light is almost always manageable.
parans.com/swe/lightacademy/pdf/A literature review of the effects of Naural Light on Building occupants.pdf
decreased when daylighting is properly designed to replace electrical lighting. ...
Before the 1940s, daylight was the primary light source in buildings; artificial
lights ... functions, although full-spectrum fluorescent lighting does come close to
that ... Incandescent lamps, similarly, are concentrated in the orange to red end of
Apr 20, 2015 ... Instead of trying to create a transparent photovoltaic cell (which is nigh ... “It can
be used on tall buildings with lots of windows or any kind of ... The notion that “
when the sun goes down and the lights go out” is so outdated it's become a
comic cliche`. ..... So, very roughly, one window will power one lightbu...