 The rapid development of graphene research and its impact on material science culminated Nobel Prize in Physics in 2010 for its discovery.Hong's contribution in large-area graphene synthesis has been recognized by Nobel committee, which is being exhibited in Nobel Museum.The unique electronic properties of this two dimensional carbon sheet are also of great interest to the semiconductor industry and have received considerable attention from leading high tech companies such as IBM, SAMSUNG, LG, Nokia, Google and Apple.