Pressurized Water Reactors (PWRs) are the most widely used type of nuclear reactor for electricity generation worldwide, due to their proven safety and reliability.

The primary purpose of a nuclear fuel cycle is to extract energy from nuclear fuel through a series of processes, including uranium mining, fuel fabrication, reactor operation, and spent fuel management.

The primary objective of radiation protection in nuclear engineering is to protect workers and the public from the harmful effects of radiation exposure, by implementing measures to minimize radiation doses and ensure the safe operation of nuclear facilities.

Control rods, emergency core cooling systems, and containment structures are all essential safety features in nuclear reactor design, working together to prevent and mitigate potential accidents.

Isotope separation is the process of separating and purifying nuclear isotopes, which is crucial for various applications, including nuclear fuel production, medical isotope production, and nuclear waste management.

Fast Breeder Reactors (FBRs) are designed to produce more fissile material than they consume, through the process of breeding new fissile isotopes from fertile isotopes.

The primary purpose of nuclear waste management is to dispose of nuclear waste safely and securely, minimizing the potential for environmental contamination and protecting human health.

Alpha decay is a type of radioactive decay in which an alpha particle, consisting of two protons and two neutrons, is emitted from the nucleus of an atom.

The primary function of a nuclear moderator in a nuclear reactor is to slow down neutrons, increasing the probability of their interaction with fissile atoms and sustaining the chain reaction.

Uranium-235, Plutonium-239, and Thorium-232 are all common types of nuclear fuel used in nuclear reactors, with Uranium-235 being the most widely used.

The purpose of a control rod in a nuclear reactor is to absorb neutrons, thereby controlling the rate of nuclear fission and the power output of the reactor.

Heavy Water Reactors (HWRs) use heavy water (deuterium oxide) as a moderator, which has a lower neutron absorption cross-section than ordinary water, allowing for more efficient neutron moderation.

The primary purpose of a nuclear fusion reactor is to generate electricity by harnessing the energy released from the fusion of atomic nuclei, offering a potential source of clean and abundant energy.

Gas-Cooled Reactors (GCRs) use a gas, such as carbon dioxide or helium, as a coolant, offering advantages in terms of safety and efficiency.

Nuclear engineers play a crucial role in the development of nuclear energy technologies by designing and analyzing nuclear reactors, conducting research on nuclear materials and processes, and ensuring the safe operation of nuclear facilities.