%0 Journal Article %T Electrochemical Etching of Tungsten for Fabrication of Sub-10-nm Tips with a Long Taper and a Large Shank %A Qin, Shanli %A Deng, Hui %J Nanomanufacturing and Metrology %V 2 %N 4 %P 235-240 %@ 2520-811X %D 2019-09-24 %I Springer Singapore %~ DeepDyve