NANO LETTERS

LI XS, MAGNUSON CW, VENUGOPAL A, AN JH, SUK JW, HAN BY, BORYSIAK M, CAI WW, VELAMAKANNI A, ZHU YW, FU LF, VOGEL EM, VOELKL E, COLOMBO L, RUOFF RS

SCIENCE

LI XS, CAI WW, AN JH, KIM S, NAH J, YANG DX, PINER R, VELAMAKANNI A, JUNG I, TUTUC E, BANERJEE SK, COLOMBO L, RUOFF RS