Most that I found on that were the google links from October, 2009,
and it looks like dirt batteries may still be in the lab:
[http://en.wikipedia.org/wiki/Microbial_fuel_cell]
[http://www.popularmechanics.com/science/energy/biofuel/4332914]
[http://www.alternative-energy-news.info/dirt-powered-bacteria-batteries/
]
[http://www.usatoday.com/news/science/2003-09-07-bacteria-battery_x.htm]
[http://www.earthtimes.org/scitech/rock-breathing-bacteria-power-microbial-batteries/892/
]
- Pete
On Nov 14, 2011, at 1:34 PM, Bilbo, Michael J wrote:
Pete, along the lines of engineering LEDs to super-bright, super-
powerful (which means hopefully we could have some fantastic headlamps
maybe not too far in the future), I read a couple years back about the
development of bacteria-powered batteries that would be really light
and flat like refrigerator magnets, and last for a long, long time.
Have you read anything about that and if industry is moving forward on
it?
From: [email protected] [mailto:[email protected]] On Behalf
Of Pete Lindsley
Sent: Monday, November 14, 2011 1:16 PM
To: New Mexico Caver Mailing List; Texas Cavers List
Subject: [SWR] Brighter LEDs: Lamps hit 148 lm/W
Shenzhen highway project uses more than 10,000 street lights
http://eetweb.com/lighting/cree_xlamp_xpg_102411/
More parts for your next cave light?
- Pete
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