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This week, Ethan Neil, associate professor in the Department of Physics, answers: “What is the smallest ... Model, things like the electron don’t have any size,” Neil said. In other words, you could ...

Unlike traditional light microscopes, which are limited by the wavelength of visible light, electron microscopes can achieve much higher magnifications and resolutions, enabling researchers to observe ...

Much like the traditional scanning electron microscope (SEM), the field emission scanning electron microscope uses electrons to illuminate a sample, instead of visible light as is ... by this emitter ...