PS: Amusing story, the first tree that he did was destroyed by a tornado. On Sat, May 18, 2013 at 7:03 PM, David VanHorn wrote: > Making these without getting killed is a bit of a trick. > He uses electron beams to put the charge into the plastic. > > I own one of the tree sculptures. :) Pictures do not do it justice. > > > On Sat, May 18, 2013 at 6:08 PM, IVP wrote: > >> Hi all, >> >> I saw a very short reference in a clip on Discovery the other day which >> was about creating capillaries in proposed bio-engineered organs. It >> briefly showed an example of Lichtenberg figures ("captured lightning") >> of how a tree structure might be formed. A point source of EHT was >> put to the side of an acrylic sheet, causing a feathery breakdown within >> it >> >> Intrigued, I started looking around >> >> I really like these >> >> http://205.243.100.155/frames/interesting.html >> >> So, how easy is it to make 2MV ? I don't have any recent experience >> with Leyden Jars, Wimshurst Machines or Van Der Graaf Generators >> >> Joe >> -- >> http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive >> View/change your membership options at >> http://mailman.mit.edu/mailman/listinfo/piclist >> > > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .