Sentence examples for isotope radioactive from inspiring English sources

For full treatment, see isotope: Radioactive isotopes.

As explained earlier, radiometric dating methods are based on the general principle that a particular radioactive isotope (radioactive parent or source material) incorporated in geologic material decays at a uniform rate, producing a decay product, or daughter isotope.

Cosmic rays produce, among other isotopes, radioactive forms of carbon and hydrogen.

No element beyond bismuth in the periodic table i.e., no element that has an atomic number greater than 83 has any stable isotopes; radioactive isotopes of every element in the table can be produced in the laboratory.

Selenium has six observationally stable or nearly stable isotopes, 26 radioactive isotopes, and 9 isomers.

All californium isotopes are radioactive; the long-lived isotopes are produced from berkelium-249 or from californium-249.

All plutonium isotopes are radioactive.

All fermium isotopes are radioactive.

All einsteinium isotopes are radioactive.

All of its isotopes are radioactive.

The most effective of the isotopes is radioactive cobalt.