Why is there no bat-acitor? (hybrid battery/capacity w/best of both) Is there some limitation in physics, chemistry, materials, etc. that prevents it, or has it just not been invented yet? [more inside]
posted by bartleby on Jun 10, 2008 - 24 answers

Looking for resources that will teach me how to use capacitors, resistors, solar cells and other electrical components. [more inside]
posted by Alison on Jun 22, 2006 - 13 answers