Author Affiliations

Manohar Chirumamilla,^1,* Mahima Arya,¹ Ankita Ganguly,¹ Surya Snata Rout,² Gnanavel V. Krishnamurthy,³ Tobias Krekeler,² Martin Ritter,² Michael Störmer,³ Alexander Yu Petrov,^1,3,4 and Manfred Eich^1,3

¹Institute of Optical and Electronic Materials, Hamburg University of Technology, Eissendorfer Strasse 38, Hamburg 21073, Germany

²Electron Microscopy Unit, Hamburg University of Technology, Eissendorfer Strasse 42, Hamburg 21073, Germany

³Institute of Materials Research, Helmholtz-Zentrum Geesthacht Centre for Materials and Coastal Research, Max-Planck-Strasse 1, Geesthacht 21502, Germany

⁴ITMO University, 49 Kronverskii Avenue, Saint Petersburg 197101, Russia

^*Corresponding author: manohar.chirumamilla@tuhh.de