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The Feature Creep

Join Date: Feb 2005
Location: Boston, MA
Posts: 990

Viral Batteries

04/07/2006 11:21 AM

MIT researchers have found a way to use viruses to create more "dense" batteries that can hold 2-3 times the amount of energy of a standard battery the same volume. These batteries can be as small as a grain of rice and will allow for further micronization of power supplies.
From MIT's press release.
"For the metal oxide we chose cobalt oxide because it has very good specific capacity, which will produce batteries with high energy density," meaning it can store two or three times more energy for its size and weight compared to previously used battery electrode materials. And adding the gold further increased the wires' energy density, she added.
So we know how people react to genetically modified foods, how bad will the reaction be to genetically engineered batteries? I hate to think of how you could even ship them between countries do to current biohazard laws and viral shipping restrictions.

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Power-User
United States - Member - New Member Engineering Fields - Biomedical Engineering - Biology, the most elegant Engineering Popular Science - Biology - New Member

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#1

Viruses don't grow!

04/07/2006 5:04 PM

The idea of viral batteries sounds intriguing but technically, unless my old biology teachers lied to me, viruses don't grow or reproduce. They hijack the inner working of cells they infect and force them to create copies of themselves. I also can't think of any instance, but I love to hear of some, when biological mechanisms have been "successfully" utilized to create working electrical or mechanical products. But hey, there is always a first time and that is what is great about engineering.

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#2
In reply to #1

Viruses don't grow!

04/08/2006 4:03 AM

Virus do multiply and in that process generate 'energy'.Whether this is some kind of energy release, due to split of electrons, in the formation of 'electrical energy',we cannot say.

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#3
In reply to #2

Re:Viruses don't grow!

04/09/2006 5:26 AM

Viruses do indeed multiply, however - they rely on the host organism to reproduce the virulent RNA or DNA. Essentially, the self-reproduction of the virus depends strictly on the host organism's machinery and metabolism. The virus takes advantage of the infected host's resources to reproduce. A virus is not, however, capable of replicating independant of a host. I think the idea would be more like a engineering a virus which has an afinity for a metal that maybe processed by the virulent host to either:

1)release an electron or

2)synthesize chemical compounds used to induce an electric potential.

Not sure though.

Wikipedia:Virus

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