ACS NANO, vol. 4, no. 6, page. 3288 - 3292, 2010-06
PHYSICAL REVIEW LETTERS, vol. 107, no. 11, 2011-09-06
SMALL, vol. 4, no. 12, page. 2247 - 2254, 2008-12
THIN SOLID FILMS, vol. 518, no. 10, page. 2665 - 2668, 2010-03-01
ELECTROCHEMICAL AND SOLID STATE LETTERS, vol. 12, no. 5, page. D45 - D47, 2009-01
APPLIED PHYSICS LETTERS, vol. 94, no. 16, 2009-04-20
JOURNAL OF THE KOREAN PHYSICAL SOCIETY, vol. 51, page. S125 - S128, 2007-10
APPLIED PHYSICS LETTERS, vol. 93, no. 5, 2008-08-04
JOURNAL OF CRYSTAL GROWTH, vol. 310, no. 15, page. 3649 - 3652, 2008-07-15