http://en.wikipedia.org/wiki/Paschen%27s_law
http://home.earthlink.net/~jimlux/hv/paschen.htm
http://www.highvoltageconnection.com/articles/paschen-curve.html(I don't know why it is highlighting one link and not the other two)
Last edited by pdh; 02/01/12 12:18 AM. Reason: strange link effects