Laboratoire Léon Brillouin

UMR12 CEA-CNRS, Bât. 563 CEA Saclay

91191 Gif sur Yvette Cedex, France

+33-169085241 llb-sec@cea.fr

BD diffusons les neutrons

Mag2Pol online courses
Navid Qureshi
Institut Laue Langevin
Lundi 17/10/2022, 14:00-17:01
Visio

Mag2Pol online courses

Session 1: General use and powder data analysis

Monday, 10th October, 14:00

https://ill.zoom.us/j/91382842231?pwd=M2ZUM0g3MlUrYnhtVnF1V2xRWUZiQT09

  • Basic features of the software
  • Setting up a (magnetic) structure model
  • Drawing bonds/polyhedra and exporting high-quality graphics
  • Generation of reflection lists, powder patterns and intensity maps
  • Setting up multiple phases
  • Treatment of powder patterns and Rietveld refinement 
  • Batch refinement

Session 2: Magnetic structures and single-crystal data analysis 

Monday, 17th October, 14:00

https://ill.zoom.us/j/97282903293?pwd=Y2hHU3hhdVFsTkxVRWh0RU0rRzk2UT09

  • Describing magnetic structures using irreducible representations, magnetic space groups or magnetic superspace groups
  • Magnetic domains and structural twins
  • Modelling a single-crystal sample for absorption correction
  • Orientation matrix and 3D visualisation of a single-crystal sample in reflection condition
  • Refinement of single and multiple single-crystal data sets
  • Co-refinement of single-crystal and powder data

Session 3: Polarised neutron techniques

Monday, 24th October, 14:00 

https://ill.zoom.us/j/94933655933?pwd=OGhDaDkxUGVSSGhEbHJMU3p1TUJkQT09

  • Polarised neutron options
  • Calculation of flipping ratios and polarisation matrices
  • Simulation of magnetisation density maps
  • Multipole expansion and other magnetic form factor models
  • Correcting polarimetry data for spin-filter efficiency
  • Refinement of polarimetry data and co-refinement with integrated intensities

Session 4: (to be confirmed)

Monday, 31st October, 14:00 

https://ill.zoom.us/j/94047594221?pwd=NEVNSGlVdmZsRFBhR2kvSjg1Q0ZRQT09


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