Article of the Day:Electron Microscopes

Article of the Day:
Electron Microscopes

Producing images of specimens magnified to about 2 million times their natural size—compared to just 2,000 for common light microscopes—electron microscopes use electron beams to resolve the minute structural details present in samples. An integral part of many laboratories, electron microscopes are used by researchers to examine biological materials, such as microorganisms, cells, and medical biopsy samples. Why are samples sometimes coated with gold before they are magnified?: https://play.google.com/store/apps/details?id=com.tfd.mobile.TfdSearch

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