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Small-Angle Neutron Scattering - Kfki

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<strong>Small</strong>-angle neutron scattering:<br />

polarized neutrons<br />

Magnetite (ϕ m ~ 1%) with OA and MA coating in D-cyclohexane<br />

I + ,I − , H=0 I + , H=H ∞ I − , H=H ∞<br />

OA<br />

2D pattern of neutron scattering for two states of<br />

neutron polarization: parallel (I − ) and antiparallel<br />

(I + ) to external magnetic field (2.5 Т) on<br />

samples:<br />

MA<br />

Detector size 55×55 cm 2<br />

Sample-detector distance 4.5 m<br />

<strong>Neutron</strong> wavelength 0.83 nm<br />

Mitglied in der Helmholtz-Gemeinschaft<br />

H r ∞

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