Table 1. Experimental parameters during XRP studies at P06 beamline of PETRA III.

Sample type	np-Au	np-Au	Zeolite
Energy (keV)	9.0	9.0	9.0
Sample-to-detector distance (mm)	2310	2310	3470
Sample focus distance (mm)	In focus	In focus	0.6
Exposure time (ms)	10	5	500
Scan time per image (min)	3–4	4–5	5–6
Beam size on the sample (nm)	60	60	2000†
No. of scan points	125 × 125 = 15625	200 × 200 = 40000	12 × 12 = 144
Scan step size (nm)	40	100	333
Scan type and dimensions (µm)	Continuous, 5 × 5	Continuous, 20 × 20	Grid jitter mode, 4 × 4
Optics	FZP‡, 125 µm aperture, 70 nm outermost-zone width, 30 µm pinhole, 60 µm central stop, 63.5 mm focal length, 1 mrad beam divergence

^†Out of focus.

^‡Fresnel zone plates.