摘要:Scientific Reports 3 , Article number: 3389 10.1038/srep03389 ( 2013 ); Published: 17 December 2013 ; Updated: 27 February 2014 The details for affiliations 1 and 2 were incomplete in the original HTML and PDF versions of this Article. The affiliations were incorrectly listed as “ 1 Key Laboratory for Renewable Energy, Chinese Academy of Sciences, Beijing 100190, China” and “ 2 Beijing Key Laboratory for New Energy Materials and Devices, Beijing 100190, China”.