Small-Angle Neutron Scattering - Kfki
Small-Angle Neutron Scattering - Kfki
Small-Angle Neutron Scattering - Kfki
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Guinier approximation<br />
Guinier approximation, 1939<br />
ellipsoid<br />
sphere<br />
cylinder<br />
I( q ~ 0) = I( 0)<br />
e −<br />
q<br />
< 1<br />
R<br />
g<br />
2 2<br />
q R g<br />
3<br />
Mitglied in der Helmholtz-Gemeinschaft<br />
R g<br />
( )<br />
2<br />
I( 0) = nV ρ − ρs<br />
2<br />
– scattering intensity in zero angle<br />
– radius of gyration of scattering density distribution in particle
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