Instruments LLB


Powder diffractometers

  • 3T2 "Thermal neutrons" 2-axis (20 detectors) high resolution, mainly for nuclear structure determination.
  • G4.1 "Cold neutrons" 2-axis (multidetector 800 cells) high flux, mainly for magnetic structure determination.
  • G6.1 "Cold neutrons" 2-axis (low resolution, only for friendly users).
  • PHR-G44 "Cold neutrons" 2-axis (7x10 detectors) high resolution, for structure determination on polycrystalline samples with large unit cell.

Single crystal diffractometers

  • 5C1 "Hot neutrons" 2-axis with lifting arm, polarized neutrons, magnetic field (8 Tesla) for spin-density maps determination.
  • 5C2 "Hot neutrons" 4-circle for nuclear structure determination.
  • 6T2 "Thermal neutrons" 2-axis, lifting arm and 4-circle, mainly for magnetic structure determination. 12 Tesla magnetic field available.

Diffuse scattering instruments

  • 7C2 "Hot neutrons" 2-axis (multidetector 640 cells) for local order studies in liquid or amorphous systems. Cryostat and furnace available (1.2K to 1300°C), friendly users only.

Small-angle scattering instruments

  • Paxy "Cold neutrons" (X-Y detector, 128x128 cells) for study of large scale structures (10 to 500 Å) in anisotropic systems (polymers under stress, metallurgical samples, vortex in superconductors).
  • Pa20 "Cold neutrons" (X-Y detector, 128x128 cells) for study of large scale structures (10 to 500 Å) in anisotropic systems (polymers under stress, metallurgical samples, vortex in superconductors).
  • TPA Very Small Angle Neutrons Scattering spectrometer, friendly users only.

Diffractometers for material science studies

  • 6T1 "Thermal neutrons" 4-circle for texture determination, friendly users only.

Reflectometers

  • Hermes "Cold neutrons" reflectometer operating in time-of-flight ex-Eros, mode for multipurpose surface studies.
  • Prism "Cold neutrons" reflectometer with polarized neutrons and polarization analysis for the study of magnetic layers, friendly users only.

Triple-axis instruments

  • 1T "Thermal neutrons" high-flux 3-axis instrument with focussing monochromator and analyser, mainly devoted to phonon dispersion curves measurements. Very high pressure cell (100 Kbar) available.
  • 2T "Thermal neutrons" high-flux spectrometer with focussing monochromator and analyser, mainly devoted to spin-waves and magnetic excitations studies (1.5 to 80 meV).
  • 4F1 et 4F2 "Cold neutrons" high flux 3-axis instruments with double monochromator and analyzer, mainly devoted to the study of low-energy (15µeV to 4meV) magnetic excitations. Polarized neutrons and polarization analysis option available.

Quasi-elastic instruments

  • Muses "Cold neutrons", high resolution and high flux spin-echo instrument. It can study, in a large Q range, slow dynamics of large molecules in biology or long relaxation times like in glassy transition (Fourier times 20ns).

Neutron Radiography and irradiation

  • Imagine Imaging technique for soft matter.
  • G3.2 Irradiation line (on special request).

Agenda

 

2017

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