Thin Film Techniques - NEVF103
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Basic concepts of termodynamic and vacuum physics. Growth types and phases of thin film growth. Overwiev of thin film deposition methods - CVD, vacuum evaporation, sputtering methods, laser ablation, electron beam ablation, principles, examples a comparison. Methods of thickness and deposition rate measurement. Methods for determination of morphology and composition of thin films. Adhesion and hardness of thin films. Preparation and cleaning of substrates for thin film technologies. Preparation of defined thin film structures - masking and litography.
Last update: T_KEVF (19.03.2003)
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Získání zápočtu je podmínkou pro konání zkoušky. Udělení zápočtu je podmíněno absolvováním dvou praktických úloh a vypracováním protokolu k nim. Povaha kontroly studia předmětu vylučuje opakování této kontroly, zápočet se tedy opakovat nedá. Last update: Pavlů Jiří, doc. RNDr., Ph.D. (03.06.2020)
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Krishna Seshan-editor.: Handbook of Thin-Film Deposition Processes and Techniques, Noyes Publications- William Andrew Publishing , Norwitch, New York 2002
Eckertová L.: Physics of Thin Films, Plenum Press, NY 1986 Last update: T_KEVF (07.05.2005)
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Zkouška probíhá ústní formou. Požadavky odpovídají sylabu předmětu v rozsahu, který byl prezentován na přednášce. Last update: Sobotík Pavel, doc. RNDr., CSc. (05.03.2018)
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1. Thin film deposition techniques -physical methods
Vacuum evaporation (equilibrium vapor pressure, evaporation rate, angular dependence of the evaporation flux, construction of evaporators , evaporation of alloys and compounds, electron beam evaporation, MBE). Sputtering (basic ideas, sputtering systems, magnetron, comparison of sputtering and evaporation). Laser ablation. Electron beam ablation. Ionised cluster beam deposition. 2. Thin film deposition techniques -chemical methods CVD (decomposition, disproporciation, transport reactions,VLPCVD, PECVD, MOCVD). Anodic oxidation, LB films. 3. Methods of deposition rate measurement and thickness measurement Measurement in a flux of vapors. Quartz oscilator technique. Optical methods (Tolansky method, FECO, spectral reflectivity measurements). 4. Techniques of measurement of thin film and surface morphology TEM, SEM, STM, AFM, LEEM, FIM, FEM. 5. Techniques for determination of thin film structure and composition Difrakční metody. Spektroskopie. Interakce s ionty (RBS, SIMS). 6. Substrate treatment Chemical treatment. Etching. Annealing. 7. Litography, masking and nanopatterning Ion etching. Selective etching. Using of photoresists. 8. Thin film properties Hardness , adhesion and conductivity measurements. Last update: T_KEVF (07.05.2005)
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