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REPORTS ON PROGRESS IN PHYSICS, vol. 81, no. 5, 2018-03
NANO LETTERS, vol. 16, no. 3, page. 1690 - 1694, 2016-03
SCIENTIFIC REPORTS, vol. 5, 2015-03-04
NANO LETTERS, vol. 14, no. 9, page. 5029 - 5034, 2014-09