Basic square lattice example

This example shows scattering from cylinders positioned in an infinite square lattice. The lattice axes form a 30 degree angle with the $x$, $y$ axes. This rotation breaks the $\varphi \leftrightarrow -\varphi$ symmetry of the scattering pattern.

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      • Spin asymmetry example
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        • Ditto, realistic instrument
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  • Sample model
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    • Particles
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          • Prism3
          • Prism6
          • Pyramid2
          • Pyramid3
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          • Sphere
          • SphericalSegment
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          • TruncatedCube
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        • Rotation example
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        • 1D lattice
        • Cosine ripples in a lattice
        • Triangular ripples in a lattice
      • 2D lattice
        • Square lattice
        • Lattice orientation distribution
        • Finite square lattice
        • Lattice with basis
        • Multi-layer lattice
        • Position variance
      • Radial paracrystal
      • 2D paracrystal
      • Others
        • Size-distribution model: decoupling approximation
        • Size-distribution model: local monodisperse approximation
        • Size-distribution model: size-spacing coupling approximation
  • Model modifiers
    • Rotation
    • Distributions
  • Data types
    • Class Datafield
      • Export
      • Find intensity peaks
    • SLD profile
      • SLD profile with rough interfaces
      • SLD profile with a sliced particle layer
  • Plotting
    • Functions
    • Configuration
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    • LaTeX markup
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    • Plot axes in different units
  • Fitting
    • Data import
      • TIFF
    • Minimizer settings
    • Multiple datasets
    • Examples
      • Fitting with masks
      • Custom objective function
      • Fitting along slices
      • GISAS 2D fits
      • Experiment at GALAXI
      • Find background
      • Minimizer settings
      • Bayesian Sampling
      • Consecutive fitting
      • Considering uncertainties
      • External minimizer
      • External minimizer: plotting
      • Simultaneous fit of two datasets
      • Spin asymmetry fit example
      • Reflectometry: Fit Pt layer
      • Reflectometry: Fit honeycomb

• Literature
  • Babonneau2010
  • Babonneau2013
  • Croset2021
  • Lazzari2002
  • Lazzari2006
  • Pospelov2020
  • Renaud2009
  • Sears1992
  • Wuttke2021

• How to
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