JMU, (Julius-Maximilians-Universität Würzburg) is generally seen as a world-wide leader in the growth, fabrication and investigation of topological materials. It operates growth, nanofabrication, material characterisation and electrical characterisation facilities, and works on all aspects of topological matter. In this project, it will grow and pattern the metrological grade V-BST samples for the consortium as part of WP1.