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. 2020 Jul 30;27(Pt 5):1339–1346. doi: 10.1107/S1600577520007407

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© Flenner et al. 2020

This is an open-access article distributed under the terms of the Creative Commons Attribution (CC-BY) Licence, which permits unrestricted use, distribution, and reproduction in any medium, provided the original authors and source are cited.

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CNRs for different total exposure times t for absorption contrast (black) and Zernike phase contrast (colour). The CNR increases with (the fit is shown as dotted lines). For more details about the fit see Table S3.

Inline graphic — CNRs for different total exposure times t for absorption contrast (black) and Zernike phase contrast (colour). The CNR increases with (the fit is shown as dotted lines). For more details about the fit see Table S3.