The neutron bombardment also affects the vessel itself, and so once the plant is decommissioned the site … Fusion is among the most environmentally friendly sources of energy. Electricity generation and exploitation is also expected to take place in the second half of the century, depending on funding and technical advancement. Tritium is radioactive (a beta emitter) but its half life is short. Fusion weapons have at least ten times more radiation but most of it is prompt in the form of high energy neutrons and gamma rays. However, just like a fission reactor, those can easily be contained. In a conventional nuclear reactor, high-energy neutrons split heavy atoms of uranium, yielding large amounts of energy, radiation and radioactive wastes that last for long periods of time (see How Nuclear Power Works). It also produces and consumes tritium within the plant in a closed circuit. The fusion reaction releases neutrons, the energy of which will be used in future power stations to heat water to heat drive the power plant. Both fusion and fission reactions shift the size of the reactant nuclei towards higher bounded nuclei. ITER will be capable of producing 500 megawatts of fusion power. The neutrons would be quite dangerous to humans, but when the plant is turned off the production of neutrons ceases within milliseconds. On Earth, the most likely fusion reaction is Deuterium–Tritium reaction. Also, the radioactivity in a fusion powerplant will be confined to the powerplant itself. Hydrogen is the simplest of all atoms. Thus, reproduction of stellar core conditions in a lab for nuclear fusion power production is completely impractical. However, in contrast to fission produced wastes, they are short lived and decay to background levels in a very short time. While both fission and fusion release energy, the process and amount is very different. A fusion reactor produces helium, which is an inert gas. The energy released in fusion is related to E = mc 2 (Einstein’s famous energy-mass equation). The activation of the reactor’s structural material by intense neutron fluxes is another issue. Fusion on the other hand does not create any long-lived radioactive nuclear waste. For this reason fusion reactors are considered to be inherently safe. 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Both fission and fusion release large quantities of energy, which can be converted into heat and electricity. Before we get into fusion, let’s talk a bit about fission. This strongly depends on what solution for blanket and other structures has been adopted, and its reduction is an important challenge for future fusion experiments. This work has been carried out within the framework of the EUROfusion consortium and has received funding from the Euratom research and training programme 2014-2018 and 2019-2020 under grant agreement No 633053. Radiation damage is measured in rems, which stands for roentgen equivalent man . Does fusion give off radiation? Because nuclear reaction rates depend on density as well as temperature and most fusion … To illustrate, suppose two nuclei, labeled X and a, react to form two other nuclei, Y and b, denoted X + a → Y + b. 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