TY - GEN AU - Cumings,John AU - Zettl,A AU - McCartney,M R TI - Carbon nanotube electrostatic biprism: principle of operation and proof of concept SN - 1431-9276 PY - 2004///1101 N1 - Publication Type: Journal Article UR - https://doi.org/10.1017/S1431927604040759 ER -