http://www.rainbowcrystalshop.com/3ar/3ar_hp.html
卻利安（Kirlian）攝影術

http://skepdic.com/kirlian.html
Kirlian photography

In 1939, Semyon Kirlian discovered by accident that if an object on a
photographic plate is subjected to a [high-voltage electric field], an image is created on the plate. The image looks like a colored halo or coronal discharge. This image is said to be a physical manifestation of the spiritual aura or "life force" which allegedly surrounds each living thing.

光是高電壓是不行的 (會電到人) , 還要高頻率才行 .

http://www.auraphoto.com/Aura/Products.html
看看是不是這種 .