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Fusion powers stars and produces virtually all elements in a process called nucleosynthesis. The Sun is a main-sequence star, and, as such, generates its energy by nuclear fusion of hydrogen nuclei into helium. In its core, the Sun fuses 620 million metric tons of hydrogen and makes 616 million metric tons of helium each second.
Nuclear fusion is when two light atomic nuclei combine to form a single heavier one and release massive amounts of energy. It’s essentially the more powerful inverse of nuclear fission, a ...
The nuclear fusion reaction happens when that third neutron is jettisoned, releasing a burst of energy. It's the burst that powers the stars.
Greenpeace falsely claimed that nuclear fusion is unsafe and produces waste like nuclear fission. [27] However, nuclear fusion does not produce long lived nuclear waste nor is there a meltdown risk because the conditions required to sustain nuclear fusion mean that if there is a containment breach, the fusion reaction would simply halt. [31] [32]
Ben Levitt is the director of research and development at Zap Energy. Scientists say nuclear fusion is very different than nuclear fission, which powers hundreds of power plants across the world.
A nuclear explosion is an explosion that occurs as a result of the rapid release of energy from a high-speed nuclear reaction.The driving reaction may be nuclear fission or nuclear fusion or a multi-stage cascading combination of the two, though to date all fusion-based weapons have used a fission device to initiate fusion, and a pure fusion weapon remains a hypothetical device.
In a nuclear fusion reaction, two atoms slam together and merge into a larger atom of a heavier element, releasing their excess mass in the form of energy. ... it’s intrinsically less dangerous ...
A thermonuclear weapon, fusion weapon or hydrogen bomb (H bomb) is a second-generation nuclear weapon design.Its greater sophistication affords it vastly greater destructive power than first-generation nuclear bombs, a more compact size, a lower mass, or a combination of these benefits.