Electrochemical thermodynamics. The Nernst equation. Polarizable and non-polarizable interfaces. The double layer. Fundamental equations of electrochemical kinetics. Mass transport in solution.. Potential-controlled electrochemical techniques. Microscopic and spectroscopic techniques under potential control. Corrosion: principles and prevention methods. Electrodeposition. Electrodeposition at nanometer scale. Nanostructures obtainable by electrochemical techniques.
• M.L. Foresti Dispense di Elettrochimica distribuite agli studenti.
• John O’M Bockris, N.S Amulya, K.N. Reddy, “Modern Electrochemistry 2B – Electrodics in Chemistry, Engineering, Biology and Environmental Science”, Kluwer Academic, New York, 2000.
• R.K. Pandey, S.N. Sahu, S. Chandra, “Handbook of semiconductor electrodeposition”, Marcel Dekker, New York, 1996
• Gary Hodes (Ed.), “Electrochemistry of Nanomaterials, Wiley-VCH, Weinheim 2001
• E. Budevski, G. Staikov, W.J. Lorenz, “Electrochemical Phase Formation and Growth”, WCH, Weinheim, 1996
• J. Lipkowski, P.N. Ross (Eds.), “Imaging of Surfaces and interfaces”, Wiley-VCH, Weinheim 1999
• Pietro Pedeferri, “Corrosione dei materiali metallici” CLUP (MI)
Learning Objectives
Knowledge electrochemical topics relevant to materials and nanosystems, with particular emphasis towards practical applications.
Principles of electrochemical thermodynamic: Nernst equation. Electrochemical potential. Surface potential. Volta and Galvani potential. Electrodes. Polarizable and non-polarizable interfaces. Electrode materials.The structure of double layer.
Fundamental equations of electrochemical kinetics: Butler-Volmer and Tafel equations.The elementary steps of an electrochemical process. Mass transport in solution. Fick laws of diffusion. Potential-controlled electrochemical techniques.
Equation of reversible and irreversibile voltammetric curves.
Surface electrochemistry. Microscopic and spectroscopic electrochemical techniques under potential control: in-situ FTIR, and AFM.
Corrosion: thermodynamic and kinetic principles. Pourbaix and Evans diagrams. Methods of prevention. Electrodeposition: thermodynamic and kinetic conditions for electrodeposition. Electrodeposition at nanometer scale. Metal Electrocrystalization: two-dimensional and three-dimensional growth mechanism. Nanostructures obtained by electrochemical methods: quantum dots, quantum wires and ultrathin films.