Breitwieser, R.R.BreitwieserHu, Y.-C.Y.-C.HuChao, Y.C.Y.C.ChaoLi, R.-J.R.-J.LiTzeng, Y.R.Y.R.TzengLi, L.-J.L.-J.LiLiou, S.-C.S.-C.LiouLin, K.C.K.C.LinChen, C.W.C.W.ChenPai, W.W.W.W.Pai2020-04-222020-04-22201400086223https://scholars.lib.ntu.edu.tw/handle/123456789/485357Flipping nanoscale ripples of free-standing graphene using a scanning tunneling microscope tipjournal article10.1016/j.carbon.2014.05.026