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Phase retrieval for non-trivial systems
Neutron reflectometry (NR) is a very powerful technique for the study of thin layers. It is able to measure composition, thickness and roughness and is a very penetrating... -
Neutron reflectometry study of liquid 3He/4He mixture surface
In our recent experiment RB1120146 we obtained exciting new results on neutron scattering from the liquid helium surface. At 2.3K there was no difference in reflectivity between...