This README file was created on 2023-07-04 by Patrick Duddek (ETH Zürich) ######################################################################### The uploaded datasets support the research article entitled 'The effect of root hairs on root water uptake is determined by root-soil contact and root hair shrinkage'. Authors: Patrick Duddek, Mutez Ali Ahmed, Mathieu Javaux, Jan Vanderborght, Goran Lovric, Andrew King, Andrea Carminati Journal: New Phytologist Article DOI: 10.1111/nph.19144 Article acceptance date: 29 June 2023 Corresponding author information: Name: Patrick Duddek ORCID: 0000-0002-4145-2594 Institution: Institute of Terrestrial Ecosystems, ETH Zürich Address: Universitaetstrasse 16 8092 Zurich Switzerland Email: patrick.duddek@usys.ethz.ch The uploaded dataset includes the synchrotron X-ray CT data (reconstructed), on which the image-based model was based. File list: sample01 sample02 sample03 sample04 sample05 sample06 sample01 - sample04: collected at the X02DA TOMCAT beamline of the Swiss Light Source synchrotron (PSI, Villigen, Switzerland) sample05 - sample06: collected at the PSICHE beamline at Synchrotron Soleil (Saclay, France) Actual pixel size in all images: 0.65 x 0.65 µm² Funding Information: This project was carried out in the framework of the priority program 2089 “Rhizosphere spatiotemporal organization — a key to rhizosphere functions” funded by DFG, German Research Foundation (project number 403670197). Acknowledgements: We thank Caroline Marcon and Frank Hochholdinger (University of Bonn) for providing the maize B73 seeds. We also thank Patrick von Jeetze (Potsdam Institute for Climate Impact), Luise Ohmann (Helmholtz Centre for Environmental Research (UFZ) Halle), Nicolai Koebernick (Soil Science and Soil Protection, Martin Luther University Halle-Wittenberg) and Celia M. Rodriguez-Dominguez (Irrigation and Crop Ecophysiology Group, IRNAS-CSIC Sevilla) for assistance with data collection. We acknowledge the Paul Scherrer Institute, Villigen, Switzerland as well as the Synchrotron SOLEIL, Saclay, France, for provision of synchrotron radiation beamtime at the TOMCAT beamline X02DA of the SLS and PSICHE beamline of the Synchrotron SOLEIL. The numerical simulations of this study were performed on the Euler cluster operated by the High Performance Computing group at ETH Zürich.