Tagged: led

In defence of banning the bulb - Hot Topic

Bryan Walker Sep 09, 2012

I see Canterbury University economist Eric Crampton politely disagrees with my post on the failure to ban incandescent light bulbs. I’d like to comment on a couple of the points he raises. The first concerns the non-priced carbon embodied in the production and distribution of fluorescent and LED bulbs, and the possibility that it may [...] … Read More

TOSP Episode 24: March 12th 2012 - The Sciblogs Podcast

Aimee Whitcroft Mar 15, 2012

Greetings again, fine TOSPers! Apologies for the delay – a host of computer and time-related issues have delayed us a little. But here we are! This week, Elf and aimee talk many things atom/molecule-related, and some other pretty cool stuff, too 🙂 Specifically, we look at anti-atoms and the new science of … Read More

“Weekend Nanotech”: Snot-light? - Just So Science

Elf Eldridge Aug 22, 2011

Another entry in my “bizarre use of bodily fluids but that has a really cool result” category for nanoscience, is this paper published a couple of weeks ago in the Advanced Materials journal. The problem the researchers from Tel Aviv university were trying to solve is simple: we can make white LEDs now easily enough, but they’re complex to … Read More

Light My Room - Light My Fibre

John Nixon Jan 30, 2010

I discovered a very interesting twist in transmitting high speed data over short distances. Currently we use WiFi or Bluetooth, both using radio wavelengths which can be subject to interference, hacking etc as they penetrate to some extent walls, doors, windows. Pennsylvania State University researchers have come up with a light-based system (infra-red) which can deliver beyond … Read More