ADVANCED MATERIALS, vol. 19, no. 5, page. 678 - 682, 2007-03-05
ADVANCED MATERIALS, vol. 18, no. 6, page. 719 - 723, 2006-03-17
APPLIED PHYSICS LETTERS, vol. 88, no. 7, page. 72101 - 72101, 2006-02-13