JOURNAL OF THE KOREAN PHYSICAL SOCIETY, vol. 72, no. 6, page. 737 - 740, 2018-03
Scientific Reports, vol. 7, 2017-09
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, vol. 111, no. 18, page. 6560 - 6565, 2014-05-06
MATERIALS RESEARCH INNOVATIONS, vol. 17, no. SUPPL 2, page. S73 - S78, 2013-12