Dept. of Biomed. Eng.BME302: Medical InstrumentationKyung Hee Univ. 1 박준환 Medical Instrumentation #5 제출일 : 2014. 04. 15. 생체의공학과 2010103789 박 준 환 Electrode-Electrolyte.

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Dept. of Biomed. Eng.BME302: Medical InstrumentationKyung Hee Univ. 1 박준환 Medical Instrumentation #5 제출일 : 생체의공학과 박 준 환 Electrode-Electrolyte Interface

Dept. of Biomed. Eng.BME302: Medical InstrumentationKyung Hee Univ. 2 박준환 1. Electrode-Electrolyte Interface 1) Basics( 기본개념 ) + - V Anode Cathode 이온 전류 (Ionic current) 전자 전류 (electronic current)

Dept. of Biomed. Eng.BME302: Medical InstrumentationKyung Hee Univ. 3 박준환 1. Electrode-Electrolyte Interface 2) Experiment( 그림은 위와 동일 ) (Pt-Pt) - 두 전극 모두에서 기포발생 - 전극은 변화없음 (C-C) - 두 전극 모두에서 기포발 생 - 양극의 Carbon 부식 (Ag/AgCl-Ag/AgCl) - 기포없음 ( 적은전류 ) - 양극 색 변화 X : 암갈색 - 음극 : 암갈색 → 은색

Dept. of Biomed. Eng.BME302: Medical InstrumentationKyung Hee Univ. 4 박준환 1. Electrode-Electrolyte Interface 3) Analysis Anode Cathode

Dept. of Biomed. Eng.BME302: Medical InstrumentationKyung Hee Univ. 5 박준환 1. Electrode-Electrolyte Interface 3) Analysis * Pt 와 C 의 Cathode “ 환원 ” b. Pt 와 C 의 Anode “ 산화 ”

Dept. of Biomed. Eng.BME302: Medical InstrumentationKyung Hee Univ. 6 박준환 1. Electrode-Electrolyte Interface 3) Analysis * Ag/AgCl 의 Cathode b. Ag/AgCl 의 Anode

Dept. of Biomed. Eng.BME302: Medical InstrumentationKyung Hee Univ. 7 박준환 감사합니다.