651-0976/02 – Electrochemistry (ECH)
| Gurantor department | Department of Chemistry and Physico-Chemical Processes | Credits | 10 |
| Subject guarantor | prof. Ing. Bedřich Smetana, Ph.D. | Subject version guarantor | prof. Ing. Bedřich Smetana, Ph.D. |
| Study level | postgraduate | Requirement | Choice-compulsory type B |
| Year | | Semester | winter + summer |
| | Study language | English |
| Year of introduction | 2022/2023 | Year of cancellation | |
| Intended for the faculties | FMT | Intended for study types | Doctoral |
Subject aims expressed by acquired skills and competences
To deepen the knowledge from equilibrium and dynamic electrochemistry about equilibria and processes in aqueous solutions and apply them to high temperature heterogeneous electrochemical systems.
Teaching methods
Lectures
Individual consultations
Summary
Applied electrochemistry of aqueous electrolytes, ionic melts, oxide melts (slags) and solid electrolytes.
Equilibrium electrochemistry. Thermodynamic properties of ions in solution. Determination of thermodynamic functions from electrochemical measurements in aqueous solutions and melts.
Dynamic electrochemistry. Kinetics of electrode processes in aqueous solutions and melts. Stationary and non-stationary measurement methods: voltammetry, chronopotentiometry and chronoamperometry.
Use of high temperature non-equilibrium sensors. Solid electrolytes with anionic and cationic conductivity and their basic applications, sensors, probes, fuel cells.
Compulsory literature:
Recommended literature:
WANG J. Analytical electrochemistry. John Wiley & Sons, Inc., Hoboken, New Jersey, 2006, ISBN-13 978-0-471-67879-3
Way of continuous check of knowledge in the course of semester
Oral examination.
E-learning
Other requirements
There are no additional requirements for students.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
1. Equilibrium electrochemistry. Thermodynamic properties of ions in solution.
2. Standard Gibbs energy of ions in aqueous solutions. Ion activities, mean activity coefficients, Debye-Hückel limit law.
3. Electrochemical cells and their applications. Determination of thermodynamic functions from electrochemical measurements in aqueous solutions and melts.
4. Theoretical possibilities of determination of activity of components by equilibrium electrochemical methods, activity of components in molten metals (oxygen, sulfur, nitrogen, aluminum).
5. Use of electrochemical probes in metallurgical technology control.
6. Dynamic electrochemistry. Processes on electrodes. Electric double layer. Charge transfer rate, velocity equation, activation Gibbs energy, Butler-Volmer equation. Tafel dependence and its interpretation.
7. Kinetics of electrode processes in aqueous solutions and melts: stationary and non-stationary methods: voltammetry, chronopotentiometry and chronoamperometry.
8. Fixed electrolytes with anionic and cationic conductivity and their basic applications: construction of sensors and probes, measurement of partial pressure of oxygen in gases, lambda probe in automobile.
9. Use of solid electrolytes for energy conversion in high temperature fuel cells with electrolyte based on metal oxides. Fuel cells with electrolyte based on molten carbonates.
10. Elaboration of an up-to-date literary research (www.sciencedirect.com) for keywords related to a specific dissertation topic.
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction
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