Atoms always occur in a variety of patterns.
A Scanning Electron Microscope
The light source for a Scanning Electron Microscope (SEM) is emitted by a heated tungsten filament or a field emission gun. These sources produce a beam of electrons that is focused and scanned across the sample to generate the image.
An electron microscope does not use a beam of light. Instead, it uses a beam of electrons to visualize specimens at much higher resolution than can be achieved with light microscopes.
The light microscope use the visible light; the electron microscope use an electrons beam.
a beam of electrons
Actually, electron microscopes use a beam of electrons instead of light to produce a magnified image. This allows for much higher magnification and resolution compared to optical microscopes.
This is called electron microscope.
A transmission electron microscope uses a beam of electrons to create detailed images of the internal structure of a sample, while a scanning electron microscope uses a focused beam of electrons to create high-resolution surface images of a sample.
One type of electron microscope is a transmission electron microscope (TEM). This microscope passes a beam of electrons through a thin specimen to create an image. Another type is a scanning electron microscope (SEM), which scans a focused beam of electrons across the surface of a specimen to create a detailed image.
A microscope that uses a beam of electrons to examine a specimen is called a Transmission Electron Microscope (TEM). This type of microscope generates high-resolution images by transmitting electrons through a thin specimen to create a detailed image of its internal structure.
scanning electron microscope (SEM). It creates an image by detecting secondary electrons emitted from the sample surface when a focused electron beam is scanned across it. The SEM can provide high-resolution, detailed images of the sample's surface topography and composition.
An electron microscope uses a beam of electrons instead of light to magnify specimens. This allows for higher resolution images and the ability to view smaller details compared to light microscopes.