摘要:Scientific Reports 5 : Article number: 8697 10.1038/srep08697 ; published online: 03 March 2015 ; updated: 18 December 2015 This Article contains a typographical error in the Introduction section. although the existence of a such a transition below the upper critical dimension is still under debate 16,17 . should read: although the existence of such a transition below the upper critical dimension is still under debate 16,17 . In addition, there are errors in the following equations.