鈰嘅同位素

喺嘅同位素入面，有4個係穩定嘅，但係嚴格嚟講，應該只可以話係得一個穩定，因為佢哋即使有極長嘅半衰期或係冇放射性，並唔代表佢哋就完全唔會衰變，嚴格咁講應該要將會衰變嘅同位素視為局部穩定嘅同位素，因此，喺呢尐同位素中只係有140Ce唔會衰變，另外三個136Ce、138Ce、142Ce都有半衰期，但半衰期都嘅1010年以上，對於人類來講，似乎可以視為係穩定而唔會半衰嘅同位素。

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參攷 
 Isotope masses from Ame2003 Atomic Mass Evaluation by G. Audi, A.H. Wapstra, C. Thibault, J. Blachot and O. Bersillon in Nuclear Physics A729 (2003).
 Isotopic compositions and standard atomic masses from Atomic weights of the elements. Review 2000 (IUPAC Technical Report). Pure Appl. Chem. Vol. 75, No. 6, pp. 683-800, (2003) and Atomic Weights Revised (2005).
 Half-life, spin, and isomer data selected from these sources. Editing notes on this article's talk page.
 Audi, Bersillon, Blachot, Wapstra. The Nubase2003 evaluation of nuclear and decay properties, Nuc. Phys. A 729, pp. 3-128 (2003).
 National Nuclear Data Center, Brookhaven National Laboratory. Information extracted from the NuDat 2.1 database (retrieved Sept. 2005).
 David R. Lide (ed.), Norman E. Holden in CRC Handbook of Chemistry and Physics, 85th Edition, online version. CRC Press. Boca Raton, Florida (2005). Section 11, Table of the Isotopes.

同位素
鈰