Figure 6From: Is there evidence for change to collagen within parchment samples after exposure to an X-ray dose during high contrast X-ray microtomography? a multi technique investigationOverlaid XRD linear traces of modern parchment samples, (A) untreated control, (B) 2.16Â hrs scanned, (C) 2.36Â hrs scanned and (D) 12Â hrs scanned by the XMT. (1) Intermolecular lateral packing, (2) Helical rise per residue.Back to article page