In electronics work, the scanning electron microscope (SEM) is the most common. You hit something with electrons and watch for secondary electron emissions. However, biologists more often use a ...

It’s not your ordinary microscope. It fires electrons at a sample. Which creates a high-resolution image by scanning the surface topography. As well as data about the surface composition.

where and when electrons move, and how their movement depends on the molecular structure of these materials, is key to honing them or developing better ones. Building on more than five years of ...

SEM stands for scanning electron microscope. The SEM is a microscope that uses electrons instead of light to form an image. Since their development in the early 1950's, scanning electron microscopes ...

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 used in optical ...

Microscopy techniques based on electrons and X-ray photons have been ... correction and increasing computational speeds, electron microscopes can now image single atoms buried within structures ...

Physicists have created the world’s fastest microscope, and it’s so quick that it can spot electrons in motion. The new device, a newer version of a transmission electron microscope ...