Full formScience
LEUstands forLow Enriched Uranium
Full Form of LEU
What is LEU?
Low Enriched Uranium (LEU) refers to uranium in which the concentration of the fissile isotope uranium-235 has been increased to between 3% and 20% from its natural level of around 0.7%. LEU is the primary fuel for most nuclear power reactors, including India's Pressurised Heavy Water Reactors (PHWRs) and Light Water Reactors (LWRs). In India, LEU plays a crucial role in the country's three-stage nuclear power programme, which aims to utilize the nation's abundant thorium reserves. The Department of Atomic Energy (DAE) oversees the production and management of LEU through facilities like the Nuclear Fuel Complex (NFC) in Hyderabad. LEU is distinct from High Enriched Uranium (HEU), which is used in weapons and naval reactors. India's civil nuclear agreements with countries like the United States and Russia have enabled the import of LEU for its reactors, boosting energy security. The use of LEU is strictly regulated by the International Atomic Energy Agency (IAEA) to prevent proliferation. For students of engineering and physics, understanding LEU is essential for nuclear fuel cycle studies, and it frequently appears in competitive exams like GATE and the DAE entrance tests.
LEU का फुल फॉर्म
निम्न संवर्धित यूरेनियम
Example
The Kudankulam Nuclear Power Plant uses imported Low Enriched Uranium to generate electricity under IAEA safeguards.
LEU — frequently asked questions
What is the full form of LEU?
The full form of LEU is Low Enriched Uranium, which is uranium enriched to 3-20% uranium-235 for use in nuclear reactors.
How is LEU used in India's nuclear programme?
LEU is used as fuel in Indian Pressurised Heavy Water Reactors and Light Water Reactors, and is a key part of the three-stage nuclear programme that aims to use thorium reserves.
Is LEU safe and non-proliferable?
Yes, LEU cannot be used directly for nuclear weapons and is subject to stringent IAEA safeguards, making it a safe and proliferation-resistant fuel for civil nuclear energy.