Lexic.us

Definition of Alpha ray

1. Noun. The radiation of alpha particles during radioactive decay.

Definition of Alpha ray

1. Noun. A stream of alpha particles. ¹

¹ Source: wiktionary.com

Medical Definition of Alpha ray

1. A radioactive particle made up of two protons and two neutrons, these particles are created by the decay of a radioactive material or by nuclear bombardment, and they are the same as the nucleus of a helium-4 atom. (09 Oct 1997)

Lexicographical Neighbors of Alpha Ray

Literary usage of Alpha ray

Below you will find example usage of this term as found in modern and/or classical literature:

1. Science by American Association for the Advancement of Science (1919)
"The alpha-ray experiments practically force us to accept the nuclear atom. In the case of such an atom, is it possible that a singly charged nitrogen ray ..."

2. Standard Methods of Chemical Analysis: A Manual of Analytical Methods and by Wilfred Welday Scott (1922)
"In preparing samples for the alpha ray test they should be ground to about ... Estimation Radium is determined by the following methods: I, alpha ray; II, ..."

3. Compendium of abstracts of papers on the therapeutic use of radium: With a ...by Radium Chemical Company by Radium Chemical Company (1920)
"It has been found that the loss of an alpha ray leaves a new radio atom whose valance is less by two than the parent element, while the loss of a beta ray ..."

4. New Mexico Mines and Minerals ...: Being an Epitome of the Early Mining by Fayette Alexander Jones (1904)
"... that the alpha ray is slightly repelled, the beta ray is attracted and the gamma ray is not affected. The alpha ray is believed to be identical with the ..."

5. Gynecology by William Phillips Graves (1918)
""The alpha ray is a positively charged atom of helium. It has a very small power of penetration, being completely stopped by a thin sheet of writing paper. ..."

6. Wisconsin Medical Journal by State Medical Society of Wisconsin (1905)
"The alpha ray, which constitutes the largest part of the radiation, can be deflected by a' magnet, as is also the case with the beta rays, which are much ..."

7. Publishers Weekly by Publishers' Board of Trade (U.S.), Book Trade Association of Philadelphia, American Book Trade Union, Am. Book Trade Association, R.R. Bowker Company (1904)
"Its title was, I believe, the "Arc- Ray" or "Acme-Ray," or "Alpha-Ray," but I cannot remember the author's name. It described an apparatus which threw a ray ..."

8. Within the Atom: A Popular View of Electrons and Quanta by John Mills (1921)
"It will not neutralize the change in mass, however, for the "beta ray" change, as it is called, is without effect on atomic mass, while the "alpha ray" ..."

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