RT Journal Article SR Electronic T1 Do We Have the Energy for the Next Transition? JF Science JO Science FD American Association for the Advancement of Science SP 780 OP 781 DO 10.1126/science.329.5993.780 VO 329 IS 5993 A1 Kerr, Richard A. YR 2010 UL http://science.sciencemag.org/content/329/5993/780.abstract AB