alternating-gradient focusing


Also found in: Dictionary.

alternating-gradient focusing

[′ȯl·tər·nād·iŋ ¦grād·ē·ənt ′fō·kəs·iŋ]
(electromagnetism)
A configuration of transverse electric or magnetic fields suitable for focusing or confining a charged-particle beam in which successive magnets or electrodes (in time or along the beam direction) have opposite polarity.
Full browser ?