동아사이언스

너무 많이 아는 것?

과학동아 1993년 09호

to improve the current one, electronics. Physicist Mark Johnson, at Bellcore research labs in New Jersey, has invented a remarkable "spin transistor" made, unlike ordinary silicon chips, of metals that conduct electricity.In the spin transistor, electrons are aligned on one of two magnetic strips on either side of a thin film of gold. The electrons can move across the gold to the other strip ...