An electron microscope whose image is made up of a matrix of points from scanning the surface of a sample.

An electric circuit having at least one component that manipulates the voltage or current in the circuit

A path, or an interconnected group of paths (at least one of which is closed), capable of carrying an electric current.

Any of several forms of microscope that use a beam of electrons, rather than one of light, and thus has a much greater resolving power.

A chair-like device used for performing execution by electrocution. / (informal) An electrically powered wheelchair.

A device used to detect and measure static electricity; an electroscope. / A precision voltmeter that draws almost no current from the circuit.

(physics) A function of the position and spin of an electron; related to the probability of finding the electron in a specified position

Any source of information available through electronic means, now usually via the Internet.

(printing) a plate, made by electroplating a mold, such as used in letterpress printing

to make such a plate