Dr. David Mitlin, the head researcher of a group working on supercapacitors at the University of Alberta in Canada says that their project turning hemp fibers into a graphene substitute is about one thousand times cheaper than making graphene. We have legions of electronic devices, and each one of those devices has a battery inside of it. Ever experience the frustration of fully charging your smartphone just to have it die a few hours later? Or need your electric car to drive more miles before the battery is completely drained? Then read on.
