You know how water is blue, right? The reason water is blue is because it absorbs the red part of the solar spectrum.
This, unfortunately, is a big chunk of the energy that solar cells like to suck down, which is why we don't have solar powered submarines, but the Naval Research Lab has designed a new type of cell that does work under da sea.
The key to harvesting energy from light underwater is to focus on the light that doesn't get sucked up by all the H2O in between you and the surface.
Read more
Search This Blog
Subscribe to:
Post Comments (Atom)
Fair Use Notice
This site contains copyrighted material the use of which has not always been specifically authorized by the copyright owner.
The material is being made available in an effort to advance understanding arms trade activities, for non-profit research and educational purposes only.
I believe this constitutes a 'fair use' of any such copyrighted material as provided for in section 107 of the US Copyright Law.
If you wish to use this copyrighted material for purposes of your own that go beyond 'fair use,' you must obtain permission from the copyright owner.
This is a completely non-commercial site for private personal use. No fee is charged, and no money is made off of the operation of this site.
The material is being made available in an effort to advance understanding arms trade activities, for non-profit research and educational purposes only.
I believe this constitutes a 'fair use' of any such copyrighted material as provided for in section 107 of the US Copyright Law.
If you wish to use this copyrighted material for purposes of your own that go beyond 'fair use,' you must obtain permission from the copyright owner.
This is a completely non-commercial site for private personal use. No fee is charged, and no money is made off of the operation of this site.
No comments:
Post a Comment
Note: only a member of this blog may post a comment.