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Tag: light
Developing world faces a silent killer. Could a $1 solar light help?
2016-03-01 12:06:00| Climate Ark Climate Change & Global Warming Newsfeed
Guardian: Every day at around 6pm, 40 families living in a remote corner of Andhra Pradesh in southeast India a 6km walk from the nearest road would be swallowed by darkness. With no access to electricity, sunset was a non-negotiable curfew going outside was dangerous, people couldnt cook and children were unable to do their homework. This changed in April 2015 when Liter of Light, a project that transforms plastic bottles into simple solar lights, introduced solar-powered street lamps to the villages....
Tags: help
world
light
developing
Solar cells as light as a soap bubble
2016-02-28 21:02:00| Climate Ark Climate Change & Global Warming Newsfeed
ScienceDaily: Imagine solar cells so thin, flexible, and lightweight that they could be placed on almost any material or surface, including your hat, shirt, or smartphone, or even on a sheet of paper or a helium balloon. Researchers at MIT have now demonstrated just such a technology: the thinnest, lightest solar cells ever produced. Though it may take years to develop into a commercial product, the laboratory proof-of-concept shows a new approach to making solar cells that could help power the next generation...
Tags: light
cells
solar
bubble
We've seen the light! Li-Fi is the future of wireless connectivity
2016-02-26 15:47:29| Wireless - Topix.net
Even if you've never heard of Li-Fi before, you can probably work out what it is. Instead of accessing the Internet wirelessly using radio frequencies, like Wi-Fi does, you use the visible light spectrum.
Tags: future
light
wireless
connectivity
Low-Profile LED Light Fixture is approved for hazardous locations.
2016-02-26 14:31:13| Industrial Newsroom - All News for Today
Constructed of die cast aluminum, HAL-LED-CPR-C-40 produces 4,000 lm while drawing 40 W. Tempered glass lens protects 24 LEDs that produce 120° beam spread. Approved for Class 1 Division 2 hazardous locations, fixture also carries ATEX Zone 1 & 2 ratings as well as PSE and SAA certifications. Adjustable bracket, included, enables wall or ceiling mounting, and fixture may also be pendant mounted. Unit comes with 10 ft 16/3 SOOW cable with flying leads for connection to 90–305 Vac source.
Tags: light
led
locations
approved
Turn on a light, get wireless internet: That's the LiFi promise
2016-02-25 02:19:31| Wireless - Topix.net
Oledcomm just blew some minds and flipped a few switches at the Mobile World Congress in Barcelona today. While Xiaomi schlepped its new Mi 5 smartphone and LG kicked around a ripoff BB-8 from "Star Wars" a ahem, a neat robot ball , the French tech startup got trippy with it's new LiFi wireless internet.
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