• Ptychographic X-ray speckle tracking 

      Morgan, Andrew J.; Quiney, Harry M.; Bajt, Saša; Chapman, Henry N. (Journal of Applied Crystallography, 2020)
      A method is presented for the measurement of the phase gradient of a wavefront by tracking the relative motion of speckles in projection holograms as a sample is scanned across the wavefront. By removing the need to obtain ...