Friday 19 April 2013

Nuclear fusion

Today , I will talk about nuclear fusion. More powerful than nuclear fission. Nuclear fusion  is a nuclear reaction in which two or more atomic nuclei collide at very high speed and join to form a new type of atomic nucleus . Like deuterium + tritium =Helium + heat and light . During this process, matter is not conserved because some of the mass of the fusing nuclei is converted to photons which are released through a cycle that even our sun uses. Fusion is the process that powers active stars. Like the sun. The sun will generate heat for 5.4 billion years more. After the hydrogen fuel is used up the sun will become a red giant and destroy earth. Then shrink into a white dwarf like Pluto. The H- bomb can generate more power than U-bomb. It can generate more power than U-bomb. Equal to 10000000 tons of TNT.

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