(radioactive decay)
21radioactive decay rate — radioaktyviojo skilimo greitis statusas T sritis Gynyba apibrėžtis Radioaktyviųjų medžiagų skilimo greitis per tam tikrą laiką. atitikmenys: angl. radioactive decay rate pranc. taux de décroissance de la radioactivité …
22radioactive decay — The decrease in the radiation intensity of any radioactive material with respect to time …
23radioactive decay — disintegration of the nucleus of an unstable nuclide by the spontaneous emission of charged particles and/or photons; called also radioactive disintegration …
24radioactive decay — gradual reduction in the number of radioactive atoms in material …
25radioactive decay — Physics. decay (def. 8). [1960 65] * * * …
26radioactive decay rate — The time rate of the disintegration of radioactive material generally accompanied by the emission of particles and/or gamma radiation …
27radioactive decay — noun Any of several processes by which unstable nuclei emit subatomic particles and/or ionizing radiation and disintegrate into one or more smaller nuclei …
28radioactive decay — /reɪdioʊˌæktɪv dəˈkeɪ/ (say raydeeoh.aktiv duh kay) noun the process by which an unstable atomic nucleus loses energy by emitting radiation so as to achieve a stable atomic nucleus …
29Some radioactive decay series — ▪ Table Some radioactive decay series element radioactive isotope final product isotopic abundance (%) half life (in 109 years) uranium U 235 Pb 207 0.72 0.7 U 238 Pb 206 99.28 4.5 thorium Th 232 Pb 208 100.0 14.0 potassium K 40 (89%)… …
30radioactive decay curve — A graph line representing the decrease of radioactivity with the passage of time …
