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Density control of carbon nanofibers on titanium buffer layer using electroplated Ni catalyst
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View: Figures


Image of FIG. 1.
FIG. 1.

SEM images (52° tilted) of (a), (b) Ni catalysts after electroplating process and (c), (d) CNFs grown by dc-PECVD on substrates with and without Ti buffer layer, respectively.

Image of FIG. 2.
FIG. 2.

Surface morphologies by SEM evolved during the Ni electroplating process on /glass under electroplating times of (a) , (b) , (c) , and (d) . The insets are SEM images corresponding to the surface morphologies of CNFs grown by dc-PECVD for each Ni electroplating time.

Image of FIG. 3.
FIG. 3.

TEM image of CNF grown by dc-PECVD for the sample under Ni-electroplating time of . The inset is the magnified TEM image of CNF body.

Image of FIG. 4.
FIG. 4.

Typical Raman spectrum of CNFs grown by dc-PECVD.

Image of FIG. 5.
FIG. 5.

(a) Emission current density vs applied electric field curves of samples with different CNF densities and (b) the corresponding FN plots of the emission data.

Image of FIG. 6.
FIG. 6.

Phosphor screen images obtained from samples with different Ni-electroplating times of 30, 60, 120, and .


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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Density control of carbon nanofibers on titanium buffer layer using electroplated Ni catalyst