Fast Neutron Scattering Analysis - University of Cape Town
Fast Neutron Scattering Analysis - University of Cape Town
Fast Neutron Scattering Analysis - University of Cape Town
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Nuclear Physics approaches for elemental analysis<br />
Charged particles p, d, α, … :<br />
Good for surface analyses only<br />
(e.g. Rutherford Backscattering)<br />
Not suitable for bulk objects<br />
α<br />
α<br />
sample<br />
γ-rays:<br />
Penetrating<br />
Not easily applicable to<br />
multi-elemental analyses<br />
<strong>Neutron</strong>s:<br />
Penetrating<br />
Sensitive to both light and heavy elements<br />
Undergo specific interactions with different nuclides<br />
Easily produced and detected<br />
γ<br />
sample<br />
γ’<br />
γ<br />
Transmitted<br />
γ-rays<br />
Compton<br />
scattered γ-rays
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