ACS NANO, vol. 7, no. 8, page. 6575 - 6582, 2013-08
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, vol. 51, no. 26, page. 6383 - 6388, 2012-01
NANOSCALE, vol. 3, no. 8, page. 3089 - 3093, 2011-01