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Journal of Nanomaterials
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Journal of Nanomaterials
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2013
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Article
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Fig 3
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Research Article
Field Emission Properties of the Graphene Double-Walled Carbon Nanotube Hybrid Films Prepared by Vacuum Filtration and Screen Printing
Figure 3
(a) Turn-on fields and threshold fields of different samples and (b) field enhancement factor of different samples.
(a)
(b)