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Course: Theory and Practice of Electron Microsc.

Department/Abbreviation: KEF/PGSEM

Year: 2021

Guarantee: 'doc. RNDr. Roman Kubínek, CSc.'

Annotation: Electron microscops - principle of operration and their use in modern scientific fields.

Course review:
Electron as a wave in vacuum Visualization of an image created by electrons Tube of transmission electron microscope (TEM) Electron gun and lenses of TEM, vacuum system of TEM Basic working regimes of TEM TEM with high resolution Scanning electron microscope (SEM) and interaction of electrons with materials Generation of an image and types of contrast in SEM Function and constructive elements of SEM, parameters of imaging of SEM, sharpness depth and resolution power of SEM, modification of an image in SEM Preparation of samples for TEM Preparation of samples for REM Environmental REM, WDS and EDS (spectrometers with dispersion according to the wavelength and energy) Energy of spectral lines of selected elements