sample:
    model:
        origin: guess based on preparation / XRR
        stack: air | 10 ( Si 70 | Fe 70 ) | Si
        materials:
          Fe:
            magnetic_moment: 2.2
            sld: 5.02e-6
          Si:
            formula: SiN0.01
            rel_density: 0.95
        globals:
          length_unit: angstrom
          m_moment_unit: muB
          roughness: {magnitude: 5.0, unit: angstrom}
          sld_unit: 1/angstrom^2
        reference: ORSO model language | 1.0 | http://bla.bli
