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10 cards from this deck
Ability to differentiate between two closely positioned structures
Electron wavelength is shorter than visible light
λ=hmv\lambda = \frac{h}{mv}λ=mvh
Decreasing wavelength of electrons
Transmission Electron Microscope
Directs and focuses electron beam at sample
Thicker samples slow electrons, increasing wavelength and reducing resolution
Scanning Tunnelling Microscope
Quantum tunnelling of electrons
Constant height mode and constant current mode
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