화학공학소재연구정보센터
Korean Journal of Materials Research, Vol.17, No.3, 173-178, March, 2007
3극형 탄소나노튜브 캐소드의 전계방출 특성에 미치는 표면처리에 관한 연구
Study of Surface Treatments on Field Emission Properties for Triode-Type Carbon Nanotube Cathodes
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Carbon nanotube cathodes(CNT cathodes) with a trench structure similar to gated structure of triode-type cathode were fabricated by a screen printing method using multi-walled carbon nanotubes. The effects of surface treatments on CNT cathodes were investigated for high efficiency field emission displays(FEDs). A liquid method easily removed the organic residue and protruded the CNTs. Field emission properties were measured by using a diode-type mode. The liquid method produced a turn-on field of . The emission current density was measured about at the electric field of . The liquid method showed a high potential applicable to the surface treatment for triode-type FEDs.
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