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Terasecond and longer: Difference between revisions

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Revision as of 04:56, 25 January 2014

This page lists times longer than 1019 seconds (317 billion years).

Some radioisotopes have very long half-lives:

  • (1.4 ± 0.4) × 1017 years – vanadium-50
  • (1.9 ± 0.2) × 1019 years – bismuth-209
  • (3.1 ± 0.4) × 1019 years – cadmium-116
  • (2.2 ± 0.3) × 1024 years – tellurium-128