Course Content (Syllabus)
a)Basic principles of electrode reactions: Electrochemical cell. Thermodynamic equilibrium and electrode/cell potential. Electrode reaction kinetics and current. Charge transfer kinetics. Electrocatalysis. Mass transport phenomena. Steady-state and non-steady-state conditions. Reversible and irreversible electrode reactions.
b)Electrochemical techniques: Overview of main electrochemical techniques. Polarography. Linear and cyclic voltammetry. Chronoamperometry. Chronopotentiometry. Hydrodynamic voltammetry (rotating disc, RDE, and ring-disc, RRDE, electrodes; flow cells). Microelectrode voltammetry. Electrochemical Impedance Spectroscopy, EIS.
c) Case studies of electrode reactions: Study of oxygen reduction reaction by RDE, RRDE and microelectrode techniques. Study of methanol oxidation by quasi-steady-state voltammetry and chronoamperometry. Study of hydrogen and oxygen evolution oxidation by quasi-steady-state voltammetry and chronoamperometry. Study of the mechanism of organic reactions by cyclic voltammetry.
d)Laboratory exercises: Study of typical reversible and irreversible reactions by polarography and cyclic voltammetry. RDE experiments. Microelectrode experiments. EIS experiments.
Course Bibliography (Eudoxus)
1. Γ.Κοκκινίδης, “Αρχές και μέθοδοι μελέτης ηλεκτροδιακών δράσεων”, Eκδόσεις Γιαχούδη-Γιαπούλη Ο.Ε., Θεσσαλονίκη, 1992.
2. Ι.Α.Μουμτζής και Δ.Π.Σαζού, “Ηλεκτροχημεία”, Eκδόσεις Ζήτη, Θεσσαλονίκη, 1997.