n1
100%
Grazing angle
Reflected neutrons
The sample
The measurement
The interpretation
n2
Angle α
0%
Refractive index
Crirical angle
Principle of reflectometry
© 2017-2018, ILL, France - S. Crozel, A. Filhol
α
one
interface
The observation
Depth
(one interface)
β = α
Angle α
Replay
Critical angle
β = α