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Light tube

en.wikipedia.org/wiki/Light_tube

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...

Can Sunshine Light Skyscrapers Instead of Bulbs? - Scientific ...

www.scientificamerican.com/article/let-sunshine-light-office-buildings/

Feb 4, 2013 ... Using the sun to light office buildings instead of electricity saves energy. But is it affordable?

Sources Press BEEx in the news - Building Energy Exchange

be-exchange.org/resources/source/36

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

In the shadows of booming cities, a tension between sunlight and ...

www.washingtonpost.com/news/wonk/wp/2015/05/04/in-the-shadows-of-booming-cities-a-tension-between-sunlight-and-prosperity/

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, ...

Colorful Lights Are Turning Skyscrapers Into Tacky Billboards - The ...

www.theatlantic.com/technology/archive/2016/01/all-of-the-lights/423561/

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...

SmartLight redirects sunlight into "light-locked" building interiors

www.gizmag.com/smartlight-natural-lighting-electrofluidic-cells/29694/

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 ...

Beating the winter blues | ScienceNordic

sciencenordic.com/beating-winter-blues

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.

Controlling Glare | Architectural Lighting Magazine | Lighting Design ...

www.archlighting.com/projects/controlling-glare_o

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.

A Literature Review of the Effects of Natural Light on Building ...

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 th...

This fully transparent solar cell could make every window and ...

www.extremetech.com/extreme/188667-a-fully-transparent-solar-cell-that-could-make-every-window-and-screen-a-power-source

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...

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Lightbulb Frenzy in the 21st Century - Scientific American

www.scientificamerican.com

Thomas Edison's incandescent lightbulb for commercial use received major upgrades in the past few years ... Can Sunshine Light Skyscrapers Instead of Bulbs?

Daylighting | Whole Building Design Guide

www.wbdg.org

Oct 23, 2014 ... Daylight redirection devices take incoming direct beam sunlight and ... No daylighting design will save any energy unless the electric lights are ... (A related term, solar heat gain coefficient, is beginning to replace the ... Consequently, for many institutional and commercial buildings, total energy costs can be ...

A Nanotech Skylight That Looks Just Like the Sun Shining Overhead ...

www.wired.com

Feb 18, 2015 ... Each CoeLux fixture attempts to model the sunlight of a specific place on earth. ... Engineers have previously tried to replicate the sun's spectrum in light bulbs. ... because it reproduces the natural light on the moon, and not on the ... buildings to become wider, Di Trapani believe CoeLux could allow for the ...