Bragg curve

Bragg curve

[′brag ‚kərv]
(atomic physics)
A curve showing the average number of ions per unit distance along a beam of initially monoenergetic ionizing particles, usually alpha particles, passing through a gas. Also known as Bragg ionization curve.
A curve showing the average specific ionization of an ionizing particle of a particular kind as a function of its kinetic energy, velocity, or residual range.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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The energy loss versus depth plot begins to take the classic shape of a Bragg curve only at proton energies >0.5 MeV.