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Nuclear fission

en.wikipedia.org/wiki/Nuclear_fission

Some neutrons will impact fuel nuclei and induce further fissions, ... In-situ plutonium production also contributes to the neutron chain reaction in other types of ... fast neutrons from the fissil...

Neutrons released in a fission reaction can strike other nuclei and ...

www.answers.com/Q/Neutrons_released_in_a_fission_reaction_can_strike_other_nuclei_and_cause

A chain reaction. ... Neutrons released in a fission reaction can strike other nuclei and cause? Neutrons ... How many neutrons are released in nuclear fission?

What is Fission? Definition & Facts about Nuclear Energy

www.livescience.com/23326-fission.html

Sep 19, 2012 ... Fission occurs when an atom is split. ... Each newly freed neutron can go on to cause two separate reactions, each ... Controlled reactions of this sort are used to release energy within nuclear power plants. ... Fission is different from the process of fusion, when two nuclei join together rather than split apart.

Fusion vs. Fission - Fusion Torch

www.fusiontorch.com/Fusion_vs.html

When a stray neutron strikes a 235U nucleus, it is at first absorbed into it. ... If more 235U is present, those 2 neutrons can cause 2 more atoms to split. ... Animation of a chain reaction fissioning many 235U atoms ... Nuclear energy can also be released by fusion of two light elements (elements with low atomic numbers).

Science Behind the Atom Bomb | Atomic Heritage Foundation

www.atomicheritage.org/history/science-behind-atom-bomb

Fission occurs when a neutron strikes the nucleus of either isotope, splitting the ... This is known as a chain reaction and is what causes an atomic explosion. ... that neutrons released by fission will strike another nucleus, thus producing a ... the spontaneous fission of the atoms, which would cause the bomb to fizzle, and ...

21.7 Nuclear Fission

wps.prenhall.com/wps/media/objects/3313/3392670/blb2107.html

Our discussion of the energy changes in nuclear reactions (Section 21.6) revealed an ... If one fission produces 2 neutrons, these 2 neutrons can cause two fissions. The 4 neutrons thereby released can produce four fissions, and so forth, ... they have the opportunity to strike another nucleus and cause additional fission.

Energy from the Nucleus

electron6.phys.utk.edu/phys250/modules/module 5/nuclear_energy.htm

Nuclear energy can be produced by either of two types of reactions, fission, the splitting ... Energy Released per gram of Fuel (erg/gm) ... These free neutrons may strike other Uranium nuclei, causing further fission reactions. ... The result is that several other nuclei fission, and each of these cause several others to fission .

atomic bomb | fission device | Britannica.com

www.britannica.com/technology/atomic-bomb

Apr 29, 2016 ... When a neutron strikes the nucleus of an atom of the isotopes ... This series of rapidly multiplying fissions culminates in a chain reaction in which nearly all the ... Many isotopes of uranium can undergo fission, but uranium-235, which is ... chances that one of the released neutrons will cause another fission .....

Fission vs. Fusion – What's the Difference? | Duke Energy | Nuclear ...

nuclear.duke-energy.com/2013/01/30/fission-vs-fusion-whats-the-difference

Jan 30, 2013 ... Inside the sun, fusion reactions take place at very high temperatures and ... Nuclear fission releases heat energy by splitting atoms. ... During the process, a neutron is accelerated and strikes the target nucleus, which in the majority ... become projectiles that initiate other fission reactions, or chain reactions.

Chapter 2 - Seattle Central College

www.seattlecentral.edu/faculty/tschultz/163Ch20Nuclear.ppt

Nuclear chemistry is the study of reactions that involve changes in the nuclei of atoms. .... can be achieved by combining nuclei (fusion) or splitting a nucleus ( fission) ... Neutrons released in the transmutation strike other nuclei, causing their  ...

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Uranium-235 Chain Reaction - HyperPhysics

hyperphysics.phy-astr.gsu.edu

Form of Energy Released, Amount of Energy Released (MeV) ... If at least one neutron from each fission strikes another U-235 nucleus and initiates ... A critical chain reaction can be achieved at low concentrations of U-235 if the neutrons from ...

Nuclear Energy - The Theory - Electropaedia

www.mpoweruk.com

In nuclear reactions it is the sub-atomic particles in the atomic nucleus, the protons and .... The fission reaction can proceed uncontrollably and needs to be slowed down ... It neither splits nor fuses with other atoms in a nuclear reaction. ..... results in the release of a troublesome surplus neutron which can cause problems in ...

What Is Nuclear Fission? - Definition & Process | Study.com

study.com

If one fission reaction produces two neutrons, these two neutrons can cause two ... release four neutrons, those four neutrons split other nuclei, and could then ...