Similar words: radioactive, radioactivity, proactive, hypoactive, retroactive, retroactively, decay, relative density. Meaning: n. the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation.
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(1) Antimatter is also produced by radioactive decay.
(2) This is a dating method based on the radioactive decay of isotopes of uranium.
(3) Like all types of radioactive decay the process takes place at a constant rate, independent of all environmental conditions.
(4) This helium produced by radioactive decay, called radiogenic helium, consists of pure 4He.
(5) This instability leads to radioactive decay of C at a regular rate.
(6) One becquerel is equal to one radioactive decay per second.
(7) Helium is also made by radioactive decay of uranium and thorium, both of which decay by emission of alpha particles.
(8) The ratios change over time as potassium undergoes radioactive decay and emits argon gas.
(9) A radioactive decay series; the paraffin alkane series.
(10) Rutherford first identified the action of probability in radioactive decay.
(11) It is the product of radioactive decay ( see radioactivity ) and is used in helium dating.
(12) Radioactive decay is still a major concern for the people in this area.
(13) Radon is a gas that comes from the radioactive decay of radium in rocks.
(14) Chemistry also uses calculus in determining reaction rates and radioactive decay.
(15) It had been used for practical ends(Sentencedict.com), to identify elements and to unravel radioactive decay chains.
(16) The process by which an atom changes from an unstable state to a morestable state by emittingradiation is called radioactive decay or radioactivity.
(17) Arthur Holmes proposed that the heat in the interior of the Earth, some of which was generated by radioactive decay,[sentencedict.com] could be driving a convection that drags around the continents at the surface.
(18) Alpha particles positively charged helium nuclei obtained from natural radioactive decay.
(19) Each element has at least one isotope with unstable nuclei that can undergo radioactive decay.
(20) Mathematical relationship between Rn daughter concentrations and ventilation, adhesion and deposition, and radioactive decay was developed in the paper.
(21) According to Xu, a fast reactor can more completely burn or transmute nucleuses and shorten the period of radioactive decay to less than 400 years, which makes it easier to dispose of waste.
(22) Unlike helium - 4, it cannot be produced by radioactive decay.
(23) Alpha particles are positively charged helium nuclei obtained from natural radioactive decay.
More similar words: radioactive, radioactivity, proactive, hypoactive, retroactive, retroactively, decay, relative density, active, decayed, actively, inactive, reactive, executive department, adaptive radiation, attractive, hyperactive, activeness, interactive, unattractive, putrefactive, radio, active transport, affirmative action, radio wave, aide-de-camp, radio telescope, radio transmitter, contradiction, explosive device.