Title: Field Emission Characteristics Depending on Emitter Patterns of A Screen-Printed Carbon Nanotube Field Emission Array
Abstract: We have fabricated carbon nanotube field-emission displays (CNT-FEDs) panel with a 2 in. diagonal size using a screen printing method and in-situ vacuum sealing technology. The field emission properties of the CNT-FED panel with square-type CNT emitters were characterized and compared with those of the panel with line-type CNT emitters. As results, the square-type CNT emitters showed a much larger emission current and more stable current–voltage (I–V) characteristics. Light emission started to occur at an electric field of 3.5 V/µm, for a corresponding to an anode–cathode voltage of 700 V. The vacuum level inside of the in-situ vacuum-sealed panel was 1.4×10-5 Torr. The sealed panel showed similar I–V characteristics with the unsealed one and uniform light emission with very high brightness at a current density of 243 µA/cm2 obtained at an electric field of 10 V/µm.
Publication Year: 2006
Publication Date: 2006-01-01
Language: en
Type: article
Indexed In: ['crossref']
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Cited By Count: 10
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