Figure 4From: Preparation of Aligned Ultra-long and Diameter-controlled Silicon Oxide Nanotubes by Plasma Enhanced Chemical Vapor Deposition Using Electrospun PVP Nanofiber Templatea TEM image of aligned SiOx nanotubes. b TEM image of an individual SiOx nanotube.Inset the SAED rings taken from the nanotube. c EDX spectrum taken from the SiOx nanotube shown in (b)Back to article page