PEN, Inc., a company dedicated to the study of nanotechnology is bringing a new 3D metal printing material to light with a new invention in material by way of an inkjet nano-copper ink. This metallic ink will allow new methods with a photo curing Xenon 2000 unit, according to company officials, and may have the potential to transform production not just in the electronics industry, but other areas like the medical sector as well. Read more at 3DPrint.com: http://3dprint.com/104423/pen-inc-nano-copper-ink/