Ulrike Boesenberg1, Lewis Batchelor1, Birthe Kist1, Ilia Petrov1, *Liubov Samoylova1, Sergei Terentiev2, Maurizio Vannoni1, Harald Sinn1, Anders Madsen1
(1. European XFEL GmbH, 2. TISNCM - Technological Institute for Superhard and Novel Carbon Materials)