All Posts Tagged With: "energy density"
How Dense Can They Get?
When it comes to power, energy density is the key. Solar power, wind power, and ethanol are so expensive because they are derived from very diffuse energy sources. It takes a lot of energy collectors such as solar cells, wind turbines, or corn stalks covering many square miles to produce the same amount of power [...]
5Jan2010 | Richard W. Fulmer | 12 comments | Continued-
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