magnetic

"Exploring Tools - Special Microscopes" is a hands-on activity in which visitors use a flexible magnet as a model for a scanning probe microscope. They learn that SPMs are an example of a special tool that scientists use to work...

The orientation of the nickel nanowires shown in this scanning electron microscope can be changed by altering the direction of an applied magnetic field. Nanowires are a key focus of nanotechnology research due to their potential uses in nanoscale electronic,...