NANO LETTERS
HAN GH, GUNES F, BAE JJ, KIM ES, CHAE SJ, SHIN HJ, CHOI JY, PRIBAT D, LEE YH
ACS NANO
JEON I, YANG H, LEE SH, HEO J, SEO DH, SHIN J, CHUNG UI, KIM ZG, CHUNG HJ, SEO S