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  1. Tritium - Wikipedia

    Tritium (from Ancient Greek τρίτος (trítos) 'third') or hydrogen-3 (symbol T or 3H) is a rare and radioactive isotope of hydrogen with a half-life of 12.32 years.

  2. Radionuclide Basics: Tritium | US EPA

    Feb 6, 2025 · Tritium is a hydrogen atom that has two neutrons in the nucleus and one proton. It is radioactive and behaves like other forms of hydrogen in the environment. Tritium is produced …

  3. Tritium is a prospective fuel in the effort to develop commercially viable nuclear fusion reactors. Tritium is also a critical component in modern nuclear weapons, and an inventory of tritium is maintained for …

  4. Facts about tritium

    Tritium is a radioactive isotope of hydrogen. It has the same number of protons and electrons as hydrogen but has 2 neutrons, whereas regular hydrogen does not have any. This makes tritium …

  5. Tritium: Facts and Safety - Defense Centers for Public Health ...

    Dec 26, 2024 · While most people are exposed to very low levels of Tritium daily, it's important to understand the potential risks associated with the military’s use of Tritium, and the applicable safety …

  6. Tritium | Radioactive, Hydrogen, Decay | Britannica

    Dec 16, 2025 · Tritium, (T, or 3H), the isotope of hydrogen with atomic weight of approximately 3. Its nucleus, consisting of one proton and two neutrons, has triple the mass of the nucleus of ordinary …

  7. Background | The Tritium Laboratory | University of Miami

    Tritium (symbol T or 3H) is the radioactive isotope of hydrogen with half-life of 12.32 years and a decay rate of 5.626% per year. It can replace hydrogen in H2-gas, forming HT, and in water, forming HTO …

  8. How Rare Is Tritium and Where Does It Come From?

    Sep 1, 2025 · Tritium is a rare radioactive form of hydrogen, existing in extremely small quantities both naturally and through human production. This scarcity influences its applications and the careful …

  9. Tritium Facts (Hydrogen Isotope) - Science Notes and Projects

    Jun 18, 2024 · Tritium is the radioactive isotope of the element hydrogen. It is also known as hydrogen-3 or using the shorthand notation T or 3 H in chemical formulas and reactions.

  10. Tritium is a form of hydrogen that is radioactive, and like hydrogen it reacts with oxygen to form water. Tritium is produced naturally in the upper atmosphere when cosmic rays strike atmospheric gases.