
Nuclear fusion - Wikipedia
Nuclear fusion is a reaction in which two or more atomic nuclei combine to form a larger nucleus. The difference in mass between the reactants and products is manifested as either the release …
Nuclear fusion | Development, Processes, Equations, & Facts ...
Nov 9, 2025 · Nuclear fusion, process by which nuclear reactions between light elements form heavier elements. In cases where interacting nuclei belong to elements with low atomic …
What is Nuclear Fusion? - International Atomic Energy Agency
Aug 3, 2023 · Fusion reactions take place in a state of matter called plasma — a hot, charged gas made of positive ions and free-moving electrons with unique properties distinct from solids, …
DOE Explains...Fusion Reactions | Department of Energy
In fusion, two light nuclei merge to form a single heavier nucleus. The process releases energy because the total mass of the resulting single nucleus is less than the mass of the two original …
Nuclear Fusion Power - World Nuclear Association
Jun 5, 2025 · Fusion powers the Sun and stars as hydrogen atoms fuse together to form helium, and matter is converted into energy. Hydrogen, heated to very high temperatures changes …
Understanding Nuclear Fusion: The Promise of Clean Energy
Jul 27, 2025 · In its simplest form, nuclear fusion combines hydrogen nuclei —specifically isotopes like deuterium and tritium —into helium, releasing vast amounts of energy in the …
Fusion - Understand Energy Learning Hub
Nov 12, 2023 · Fusion reactions power the Sun and the stars. Fusion occurs when nuclei from two or more atoms are forced together (overcoming the Coulomb barrier*) and fuse to form a …
FAQs | Nuclear Regulatory Commission - NRC
Fusion machine is defined as “a machine that is capable of (1) transforming atomic nuclei, through fusion processes, into different elements, isotopes, or other particles; and (2) directly capturing …
How nuclear fusion works - Explain that Stuff
Oct 25, 2023 · As we've just discovered, the basis of nuclear fusion on Earth is converting deuterium and tritium to helium, with a big release of power as two unstable atoms rearrange …
Nuclear fusion - Energy Education
Nuclear fusion is a type of nuclear reaction where two light nuclei collide together to form a single, heavier nucleus. Fusion results in a release of energy because the mass of the new nucleus is …