Alpha ray

a stream of alpha particles.
historical examples

the alpha ray carries a positive charge of double the ionic amount.
the birth-time of the world and other scientific essays j. (john) joly

such is a brief summary of the climax of radioactive discovery:—the birth, life and death of the alpha ray.
the birth-time of the world and other scientific essays j. (john) joly

but in point of fact the ionisation due to an alpha ray is sui generis.
the birth-time of the world and other scientific essays j. (john) joly

the fundamental criterion of radioactive change is the expulsion of the alpha ray.
the birth-time of the world and other scientific essays j. (john) joly

this is due to the bombardment of the zinc sulphide by a type of ray called the alpha ray.
a brief account of radio-activity francis preston venable

noun
ionizing radiation consisting of a stream of alpha particles

alpha ray n.
a stream of alpha particles or a single high-speed alpha particle.
alpha ray
a stream of alpha particles.

Read Also:

Alpha receptor
a site on a cell that, upon interaction with epinephrine or norepinephrine, controls vasoconstriction, intestinal relaxation, pupil dilation, and other physiological processes.
Alpha rhythm
a pattern of slow brain waves (alpha waves) in normal persons at rest with closed eyes, thought by some to be -ssociated with an alert but daydreaming mind. noun (physiol) the normal bursts of electrical activity from the cerebral cortex of a drowsy or inactive person, occurring at a frequency of 8 to 12 hertz […]
Alpha-stannic acid
see under . any of the series of acids usually occurring as amorphous powders and varying in composition from h 2 sno 3 (alpha-stannic acid) to h 4 sno 4 .

Alpha test
an early test of new or updated software or hardware conducted by the developers or manufacturers prior to beta-testing by potential users. to subject (software or hardware) to an alpha test. historical examples the alpha test included 212 questions in all, and a correct answer to any question netted the subject one point. psychology robert […]
Alpha stock
noun any of the most active securities on the stock exchange of which there are between 100 and 200; at least ten market makers must continuously display the prices of an alpha stock and all transactions in them must be published immediately