Carbon-Based Nanotips

FIGURE 1.22 (a) Schematic of carbon deposition for fabrication of a dual carbon nanotip. 

FIGURE 1.23 (a) SEM image of a CVD-carbon-filled quartz nanopipette. (With kind permission from Springer Science + Business Media, Hu, K. et al., Platinized carbon nanoelectrodes as potentiometric and amperometric SECM probes, J. Solid State Electrochem., Vol. 17, 2013 pp. 2971-2977.) SEM images of (b) carbon nanoring and (c) carbon nanoring/nano-pore tips. (Thakar, R. et al.. Multifunctional carbon nanoelectrodes fabricated by focused ion beam milling. Analyst, Vol. 138, 2013 pp. 5973-5982. With permission from the Royal Society of Chemistry.) 

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