Sentences with phrase «electrical fields switching»

Not exact matches

Unlike conventional liquid crystals where electrical connections on the plates create the fields required to switch individual pixels from light to dark, optically rewritable LCDs coat the plates with special molecules that realign in the presence of polarized light and switch the pixels.

When an electrical field with the opposite polarity is applied, the dipoles again switch direction.

When engineers flip a switch in 2007, a 12,000 - ampere pulse of electrical power will slam down huge coils of electromagnets, creating fields 100,000 times more powerful than Earth's.

«Ferroelectric» materials can switch between different states of electrical polarization in response to an external electric field.

If the direction of the magnetic fields is rapidly switched back and forth (i.e., high frequency) then electrical currents only flow along the outer edge of the metal, which is where the biofilm is.

Position in the field of Electrical Engineering that requires experience in designing, debugging, testing, and analyzing switching power supplies.