"Not only is the graphene sensor 1,000 times more sensitive to light than current imaging sensors found in today's cameras, it also uses 10 times less energy as it operates at lower voltages. It is expected to be much cheaper to mass produce as well."
http://news.asiaone.com/News/Latest+News/Science+and+Tech/Story/A1Story20130530-426161.html
http://news.asiaone.com/News/Latest+News/Science+and+Tech/Story/A1Story20130530-426161.html