IEEE ELECTRON DEVICE LETTERS
WANG LF, LI L, LU ND, JI ZY, WANG W, ZONG ZW, XU GW, LIU M
CARBON
LIU JW, LIU QF, BACA J, XU GW, ROCHFORD C, LU RT, EDWARDS CM, BERRIE CL, MARONI VA, WU JD