Nuclear fusion involves the combination of two atomic nuclei into one, resulting in the release of a significant amount of energy.

Nuclear fusion reactions typically involve isotopes of hydrogen, such as deuterium and tritium, or isotopes of helium, such as helium-3.

Controlled nuclear fusion faces challenges such as achieving and maintaining extremely high temperatures and pressures, developing materials that can withstand these conditions, and managing radioactive waste.

Nuclear fusion reactions primarily produce neutrons, which can be used to generate heat or electricity through various processes.

The Deuterium-Tritium (D-T) reaction is the most widely studied and promising nuclear fusion reaction for energy production due to its relatively low ignition temperature and high energy output.

A tokamak reactor is designed to confine high-temperature plasma using powerful magnetic fields, creating the necessary conditions for nuclear fusion reactions to occur.

Tritium is one of the isotopes of hydrogen used as a fuel in nuclear fusion reactions, along with deuterium.

Nuclear fusion produces significantly less radioactive waste compared to nuclear fission, making it a more environmentally friendly energy source.

China is currently leading the research and development of nuclear fusion technology, with significant investments and advancements in this field.

The commercialization of nuclear fusion energy is still facing significant challenges, and it is estimated that it may take several decades before it becomes a viable energy source.

The International Fusion Energy Organization (ITER) is a multinational collaboration aimed at developing a large-scale nuclear fusion reactor.

ITER (International Thermonuclear Experimental Reactor) is a large-scale nuclear fusion reactor under construction in France, aiming to demonstrate the feasibility of fusion energy.

The Helium-3 (He-3) reaction is considered to be the ultimate goal for energy production due to its potential for producing abundant, clean energy with minimal radioactive waste.

The primary challenge associated with the Helium-3 (He-3) reaction is the scarcity of Helium-3 on Earth, making it a less practical fuel source compared to other fusion reactions.

Nuclear fusion energy has the potential for minimal environmental impact, as it does not produce greenhouse gases and generates significantly less radioactive waste compared to other energy sources.