A postdoctoral position is available at Instituto Biofisika Basque Centre for Biophysics under the supervision of Prof. Marité Cárdenas (https://biofisika.org) and Prof. Max Wolff (Uppsala University). The position is fully funded and has a duration of 2 years, extendable for another year. This project is part of a Röntgen-Ångström Cluster conducted in collaboration with Uppsala University, Ludwig-Maximilian University and the Jülich center for neutron science.