Transmission Electron Microscopy
AimsBefore you startIntroductionTEM structureIllumination: Electron SourceIllumination: Condenser SystemImage formationViewing imagesImage resolutionSummaryQuestionsGoing furtherTLP creditsTLP contentsShow all contentViewing and downloading resourcesAbout the TLPsTerms of useFeedbackCredits Print this page
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Questions
Quick questions
You should be able to answer these questions without too much difficulty after studying this TLP. If not, then you should go through it again!
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Explain why the image rotates when the strength of an electromagnetic lens is changed.
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Which of these lens conditions gives the smallest convergence angle?
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If an object is placed 1 mm from a (convex) lens of focal length 0.25 mm, where will the image be located?
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How can chromatic aberrations be minimised in a TEM?
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Which imaging technique requires the smaller objective aperture?
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What is the minimum magnification needed to make visible the {111} planes in silicon?