About the Authors

Beatrice Demarchi

beatrice.demarchi@york.ac.uk (BD); julie.wilson@york.ac.uk (JW)

Affiliation BioArCh, Department of Archaeology, University of York, York, United Kingdom

Sonia O'Connor

Affiliation School of Life Sciences, University of Bradford, Bradford, United Kingdom

Andre de Lima Ponzoni

Affiliation Department of Physics, University of York, York, United Kingdom

Raquel de Almeida Rocha Ponzoni

Affiliation Department of Physics, University of York, York, United Kingdom

Alison Sheridan

Affiliation National Museums Scotland, Chambers Street, Edinburgh, United Kingdom

Kirsty Penkman

Affiliation BioArCh, Department of Chemistry, University of York, York, United Kingdom

Y. Hancock

Affiliations Department of Physics, University of York, York, United Kingdom, York Centre for Complex Systems Analysis (YCCSA), University of York, York, United Kingdom

Julie Wilson

beatrice.demarchi@york.ac.uk (BD); julie.wilson@york.ac.uk (JW)

Affiliations Departments of Mathematics and Chemistry, University of York, York, United Kingdom, York Centre for Complex Systems Analysis (YCCSA), University of York, York, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: BD JW SO AS KP YH. Performed the experiments: BD SO KP AdLP RdARP. Analyzed the data: JW SO AdLP RdARP YH KP BD. Contributed reagents/materials/analysis tools: SO KP AS YH. Contributed to the writing of the manuscript: BD JW SO KP AS AdLP RdARP YH.