Applications of Electroanalysis Manufacturing and waste Utilization Electrolytic Processes $13B Al-Hall cell Chlorine Copper Soda ash Electroorganic synthesis Photograph of Statue of Charles Hall at Oberlin copyright P A Mabrouk, 2001. All rights reserved. PAtricia Ann Mabrouk. 2001
copyright P.A.Mabrouk, 2001. All rights reserved.© Patricia Ann Mabrouk, 2001 6 Applications of Electroanalysis Manufacturing and Waste Utilization • Electrolytic Processes $13B – Al - Hall Cell – Chlorine – Copper – Soda Ash • Electroorganic synthesis Photograph of Statue of Charles Hall at Oberlin
pplications of Electroanalytical Chemistry Microelectronics $2B memories Microcircuitry LCD'S(conducting polymers Corrosion ° Conducting Polymers Measuring the conductivity of a strip of PANI pyright P A Mabrouk, 2001. All rights reserved. @Patricia Ann Mabrouk. 2001
copyright P.A.Mabrouk, 2001. All rights reserved.© Patricia Ann Mabrouk, 2001 7 Applications of Electroanalytical Chemistry Microelectronics $2B • Memories • Microcircuitry • LCD’s (conducting polymers) Corrosion • Conducting Polymers Measuring the conductivity of a strip of PANI
Corrosion-Some Statistics 1982-Economic Cost in U.S. $120B °4% of gnp $500/person annually 2000-Economic Cost in U.S. S300B cost of damage due to floods/fires pyright P A Mabrouk, 2001. All rights reserved. PAtricia Ann Mabrouk. 2001
copyright P.A.Mabrouk, 2001. All rights reserved.© Patricia Ann Mabrouk, 2001 8 Corrosion - Some Statistics 1982 - Economic Cost in U.S. $120B • 4% of GNP • $500/person annually 2000 - Economic Cost in U.S. $300B • > cost of damage due to floods/fires
Corrosion-Some Statistics 1/3 Cost is potentially recoverable U.S. Steel% production for replacement of corroded parts Oil -> 2M/day for replacement of New Naval Intelligent Corrosivity Sensor underground structures Expected to save Navy $200,000 per aircraft reserved. PAtricia Ann Mabrouk. 2001
copyright P.A.Mabrouk, 2001. All rights reserved.© Patricia Ann Mabrouk, 2001 9 Corrosion - Some Statistics 1/3 Cost is potentially recoverable • U.S. Steel - 40% production for replacement of corroded parts • Oil - > $2M/day for replacement of underground structures New Naval Intelligent Corrosivity Sensor Expected to save Navy $200,000 per aircraft in preventive maintenance
Review of Fundamental Terminology Electrochemistry -study of redox processes at interfaces ● Heterogeneous So two reactions occurring oXidation reduction pyright P A Mabrouk, 2001. All rights reserved. PAtricia Ann Mabrouk. 2001
copyright P.A.Mabrouk, 2001. All rights reserved.© Patricia Ann Mabrouk, 2001 10 Review of Fundamental Terminology Electrochemistry - study of redox processes at interfaces • Heterogeneous So two reactions occurring: • oxidation • reduction