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Table 1 Comparative FE parameters (E to,E th, and βH) of CNT films grown on different substrate morphology

From: Effect of Substrate Morphology on Growth and Field Emission Properties of Carbon Nanotube Films

Sample E to(V/mm) E th(V/mm) Enhancement factor (βH)
Sample 1 1.95 3.55 6,252
Sample 2 1.40 2.75 12,400
Sample 3 1.50 2.65 12,140
Sample 4 1.55 2.10 9,450