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suppressed in Na5Yb(MoO4)4, distinguishing it from other frustrated diamond-lattice systems. We employ neutron and synchrotron X-ray diffraction to elucidate the structural details of Na5Yb(MoO4)4. The magnetic

Russia). This polarimeter is capable of measuring very small rotations of the neutron polarisation. During this experiment, the neutron beam polarisation achieved by the filter was determined with high accuracy ... spin dichroism measurements. It was verified that both no significant relaxation was induced by neutron capture, and the wavelength ...

looking at the ratemeter to get a first estimate of the neutron-beam polarisation. Reference 1- H. Humblot, W. Heil, E. Lelièvre-Berna & F. Tasset, Neutron News 8 (1997) 27. DOI: 10.1080/10448639708231997 ... historical experiment of 1996 [1] when the first spin filter was produced and then tested on the ILL neutron diffractometer D3. See how ...

année, le Centre pour la science neutronique de Jülich (JCNS) du Forschungszentrum Jülich, en Allemagne, organise un stage pratique de deux semaines sur la diffusion neutronique, en collaboration avec l'université ... une formation pratique dans un réacteur de recherche à neutrons, où chaque participant peut réaliser différentes expériences de ...

Bayesian Approach in the analysis of Inelastic Neutron Brillouin Spectra The extraction of physical quantitative information from inelastic Brillouin neutron scattering data is often a challenging task, ... applied to Brillouin neutron scattering data collected with BRISP with excellent results. The same kind of statistical analysis it has been ...

A general view BRISP is an inelastic neutron scattering spectrometer optimized for small-angle experiments (neutron BRIllouin SPectroscopy) at thermal energies. This time-of-flight instrument is aimed

leader mondial des sciences et technologies neutroniques. L’ILL exploite l’une des sources de neutrons les plus intenses au monde, fournissant des faisceaux de neutrons à une suite de 40 instruments scientifiques ... sensible qu'ils ont utilisé avec leurs collègues à la source de neutrons de l’ILL à Grenoble pour étudier les forces ...

classified as high-Tc materials. The magnetic structure (see Figure b) has been determined with neutron diffraction at the ILL on the instrument D1B. The fact that the ferroelectric order sets in simu

so as to hit the sample. The scattered neutrons are analysed by a Bragg reflexion on the analysers. A chopper creates "bursts" of neutrons, so as only those neutrons who have travelled from the sample to ... analysers and back to the detectors are counted. The energy transfer between the neutron hitting the sample and the neutrons scattered by the ...

Bragg-scattering conditions. The neutron beams are pulsed by a Fermi chopper which allows the slowest (red) neutrons to pass through first and the fastest (blue) neutrons to pass through last. As a consequence ... Principle of time-of-flight spectroscopy The interaction of neutrons with a sample changes potentially the velocity of the neutrons. ...