**Author details**

Claire Mathieu1 , Tevfik Onur Menteş<sup>2</sup> , Emiliano Pallecchi3 , Andrea Locatelli2 , Gilles Patriarche4 , Rachid Belkhou5 and Abdelkarim Ouerghi4\*

\*Address all correspondence to: abdelkarim.ouerghi@lpn.cnrs.fr

1 SPEC, CEA, CNRS, Paris-Saclay University, CEA Saclay, Gif-sur-Yvette Cedex, France

2 Elettra – Sincrotrone Trieste S.C.p.A., Basovizza, Trieste, Italy

3 Institut of Electronics, Microelectronics, and Nanotechnology (IEMN), Villeneuve d'Ascq Cedex, France

4 CNRS, Laboratory for Photonics and Nanostructures, Marcoussis, France

5 Synchrotron SOLEIL, Saint-Aubin, Gif-sur-Yvette Cedex, France
