Tritium meaning

Tritium is a radioactive isotope of hydrogen with two neutrons in its nucleus.


Tritium definitions

Word backwards muitirt
Part of speech Noun
Syllabic division tri-ti-um
Plural The plural of the word tritium is tritium. It does not change in its plural form.
Total letters 7
Vogais (2) i,u
Consonants (3) t,r,m

Tritium: A Radioactive Isotope

Tritium is a radioactive isotope of hydrogen with the atomic number 1 and symbol H-3. It is composed of one proton and two neutrons, making it much heavier than the most common isotope of hydrogen, protium. Naturally occurring tritium is very rare on Earth, with most isotope production coming from nuclear reactors.

Properties and Uses

Tritium decays through beta emission with a half-life of about 12.3 years. This decay process releases a low-energy electron and anti-neutrino, making tritium a relatively safe radioactive isotope to handle. Tritium is often used in self-luminous exit signs, nuclear fusion research, and various military applications.

Health and Safety Concerns

While tritium is considered one of the least dangerous radioactive isotopes due to its low energy emissions, precautions must still be taken when working with it. Exposure to tritium can be harmful if ingested, inhaled, or absorbed through the skin, leading to increased cancer risks and radiation sickness.

Environmental Impact

Tritium can also pose environmental risks if released into the atmosphere or water sources. The presence of tritium in groundwater, for example, can contaminate drinking water supplies and potentially impact human health. Proper disposal and containment methods are essential to prevent these environmental hazards.

Research continues on tritium to explore its potential as a fuel for nuclear fusion reactions and its applications in various fields. Despite its radioactive nature, tritium offers unique properties that make it indispensable in certain industries.

Overall, while tritium has its risks and limitations, it remains a valuable isotope with diverse applications and ongoing scientific interest.


Tritium Examples

  1. Tritium is commonly used in self-powered lighting devices.
  2. The tritium concentration in the water sample was higher than expected.
  3. Researchers are studying tritium as a potential fuel for nuclear fusion reactions.
  4. The tritium leakage from the nuclear power plant was detected and contained.
  5. Some watches use tritium to provide continuous illumination without the need for batteries.
  6. Tritium is a radioactive isotope of hydrogen with two neutrons in its nucleus.
  7. The tritium exit signs are visible even in low light conditions.
  8. Environmental agencies monitor tritium levels in the atmosphere to assess the impact of nuclear activities.
  9. The tritium decay process emits beta particles that can be measured for various applications.
  10. Tritium is used in some specialized medical imaging techniques for diagnostic purposes.


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  • Updated 12/06/2024 - 21:51:43