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여러 가지 도판트에 의해 도핑된 전도성 폴리아닐린 LB 박막의 제조 및 전기적 성질
오세용,오병근,최정우,김형수,이희우,이원홍 ( Se Young Oh,Byung Keun Oh,Jeong Woo Choi,Hyung Su Kim,Hee Woo Rhee,Won Hong Lee ) 한국공업화학회 1997 공업화학 Vol.8 No.2
N/A Polyaniline(PANI)-stearic acid(SA) composite monolayer was formed at the air-water interface. The stearic acid as a surfactant was used to promote PANI monolayer formation. Uniform PANI-SA monolayer assemblies with Y type and transfer ratio of ca. 1 were fabricated using the Langmuir-Blodgett(LB) technique. The PANI-SA composite LB films with high electrical conductivity of 10^(-1)∼10^(-2)S/cm were obtained by doping of HCl or I_2, and their conductivity revealed essentially close value as that of conventional PANI-HCl complex. Especially, iodine is found to be the most promising dopant, since it gives a remarkable stability for the application as a polymer electrode in the MIM molecular device consisted of acceptor, sensitizes, and donor. The structure and physical properties of PANI-SA LB films were investigated through the near-ir UV, FT-IR, and Cyclic voltammetry.