{
  "structure": "grating",
  "coordinate": "xz",
  "resonant_wavelength": 4.26,
  "grating_material": "Pr1Ru2_mp_4295218890",
  "periodicity": 4.258,
  "width": 1.493,
  "height": 0.337,
  "absorption_peak_intensity": 0.872,
  "fwhm": 0.071,
  "software": "rsoft_diffractmod"
}