Physics.
the dark region between the cathode and the cathode glow in a vacuum tube, occurring when the pressure is low.
[ named after F. W. ASTON ]
Physics.
the dark region between the cathode and the cathode glow in a vacuum tube, occurring when the pressure is low.
[ named after F. W. ASTON ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012