These slides contain material about Slowing Down of Neutrons and Nuclear Fission Reaction

1. Slowing down of Neutron &
Nuclear Fission
Husnain Ali
Bsf1704537
University of Education, Lahore (Vehari Campus)

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3. The neutron is a subatomic particle, with no
electric charge and mass slightly greater than proton
Neutron was discovered by James Chadwick in 1932
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5. Nuclear Reactor, Fusion System, and Spallation Neutron Sources)
(Photo Fission, Light Ion Accelerator)
(Neutron Generators, Radio Isotope Sources ( α,n), Radio Isotope Sources(γ,n)
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6. I . Ionization Chamber
II. Proportional Counter
I. Thermal Neutron Detection
II. Fast Neutron Spectrometer
I. Silicon Diode Based Detector
II. Direct Ion Storage Detector
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7. Slowing Down of Neutrons

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14. Nuclear Fission Reaction

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Advantages

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𝐻𝑒4 + 𝐵𝑒9 = 𝐶12 + 𝑛 + 5𝑀𝑒𝑣

29. γ+𝐵𝑒9
= 𝐵𝑒8
+ n – 1.66Mev
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