Scanning electron microscope image of a human hair (black and white). • SIZE: Scale bar representes 20 µm • IMAGING TOOL: Table-top Scanning Electron Microscope (SEM)
Transmission Electron Microscope image of titanium dioxide particles in sunscreen. • SIZE: The nanoparticles in the image are about 20-40 nanometers across. Scale bar representes 100 nm. • IMAGING TOOL: Transmission Electron Microscope (TEM)
Scanning Electron Microscope image of flakes of graphite from common pencil lead. • SIZE: Scale bar representes 30 µm. • IMAGING TOOL: Scanning Electron Microscope (SEM)
Scanning electron microscope image of a human hair (black and white). • SIZE: Scale bar representes 50 µm • IMAGING TOOL: Table-top Scanning Electron Microscope (SEM)
Scanning electron microscope image of a Blue Morpho butterfly wing. • SIZE: Scale bar representes 200 µm • IMAGING TOOL: Table-top Scanning Electron Microscope
Scientists using a Light Microscope. Light microscopes are the least expensive an most common type of microscope, and they're very useful in the classroom or lab, but they can't identify features smaller than about 200 nanometers.
Transmission Electron Microscope image of gold nano particles. • SIZE: The gold nanoparticles in the image are about 80 nanometers across. Scale bar representes 100 nm. • IMAGING TOOL: Transmission Electron Microscope (TEM)
Scanning electron microscope image of a human hair (black and white). • SIZE: Scale bar representes 100 µm • IMAGING TOOL: Table-top Scanning Electron Microscope (SEM)
Transmission Electron Microscope image of silver nanoparticles. • SIZE: The nanoparticles in the image are about 80 nanometers across. Scale bar represents 100 nm. • IMAGING TOOL: Transmission Electron Microscope (TEM)
Scanning electron microscope image of a cotton fiber treated with silver nanoparticles. • SIZE: Scale bar representes 2 µm • IMAGING TOOL: Table-top Scanning Electron Microscope (SEM)
Atomic Force Microcope image (false color) of polyethylene, a common plastic. • SIZE: Scale bar representes 2 µm • IMAGING TOOL: Atomic Force Microscope
Scientists using a Light Microscope. Light microscopes are the least expensive an most common type of microscope, and they're very useful in the classroom or lab, but they can't identify features smaller than about 200 nanometers.