Course detail
Plasma Chemistry
FCH-MC_PLAAcad. year: 2009/2010
Thermodynamic and kinetics of plasma (nonequilibrium and equilibrium plasma, distribution functions, basic transport processes in plasma, population of electronic, vibrational and rotational states). Methods of plasma diagnostics (optical, spectral, probe and corpuscular). Plasma in labs (dc, ac, RF, MW, plasma excited at low and high pressures, capacitive and inductive coupled plasma, dielectric properties of plasma). Plasma chemical processes (oxidation, reduction, nitridation, plasma etching, plasma polymerization, magnetron and diode sputtering, plasma spraying, ozone generation). Special plasma using assisted chemical reactions (chemical lasers, plasma displays, plasma in new light sources).
Language of instruction
Number of ECTS credits
Mode of study
Guarantor
Learning outcomes of the course unit
Prerequisites
Physics - mass point motion, electric field and current, magnetic field
Mathematics - differential equations
Co-requisites
Planned learning activities and teaching methods
Assesment methods and criteria linked to learning outcomes
Course curriculum
Thermodynamic equilibrium and disequilibrium plasma, non-isothermic plasma.
Debye diameter, plasma frequency.
Basic collision processes, cross section, collision frequency.
2. Plasma kinetic theory
Distribution functions.
Boltzmann kinetic equation and its solution, collision factor.
Maxwell distribution function.
Equation of continuity, Langevin equation.
3. Plasma properties
Inner and outer plasma parameters.
Electric conductivity, diffusion and ambipolar diffusion, temperature and concentration of charged particles in various kinds of plasma.
Dielectric plasma properties.
Plasma interaction with electromagnetic fields.
4.-5. Laboratory plasma
Conditions for ignition of various discharges (DC, RF, MW), Townsend´s theory of avalanche growth, Paschen law.
Electric discharges in gases (DC, RF, MW, corona, gliding, barrier, capacitive and inductive coupled discharges).
Electric discharges in liquids.
6.-7. Plasma diagnostics
Spectral and optical methods (electron, excitation, vibrational a rotational temperature), absorption spectroskopy of plasma (CRD, LIF, Raman scattering).
Probe methods (floating and plasma potential, simple and double Langmuir probe).
Corpuscular methods (mass spectrometry, actinometry).
8.-10. Plazmachemical processes
Kinetics of plazmachemical reactions, conditions for realization of plazmachemical reactions, rates of chemical reactions, reactions in non-equilibrium chemical kinetics.
Synthesis of organic compounds, plasma polymerization, deposition of organic layers, semipermeable membranes.
Plasma treatment of solid materials (polymers, textile, glass, semiconductors), change of adhesivity and wettability, surface oxidation reactions, grafting, change of molecular weight, ablation.
Plasma interaction with metals, plasma nitridation, PE CVD, PA CVD.
Plazmachemical treatment of natural materials.
11. Special kinds of plasma with participation of chemical reactions
Plasma in illumination techniques, chemical lasers, flat plasma displays.
12. Plazmachemical technologies
Sputtering (magnetron, diode, high frequency).
Plasma spraying, plasmatrons.
Plasma etching, electron beam.
Work placements
Aims
Specification of controlled education, way of implementation and compensation for absences
Recommended optional programme components
Prerequisites and corequisites
Basic literature
Recommended reading
Roth J. R.: Industrial Plasma Engineering Volume 1: Principles. Institute of Physics Publishing, Bristol and Philadelphia 1995. (EN)
Roth J. R.: Industrial Plasma Engineering Volume 2: Applications to Nonthermal Plasma Processing. Institute of Physics Publishing, Bristol and Philadelphia 2001. (EN)
Classification of course in study plans
- Programme NPCP_SCH Master's
branch NPCO_SCH , 1 year of study, summer semester, compulsory-optional
- Programme NKCP_SCH Master's
branch NKCO_SCH , 1 year of study, summer semester, compulsory-optional
- Programme CKCP_CZV lifelong learning
branch CKCO_CZV , 1 year of study, summer semester, compulsory-optional