Funding for this research was provided by:
DFG Research Training Group GRK 1860, ‘Micro-, meso- and macroporous nonmetallic materials: fundamentals and applications’
Article History
Received: 2 November 2018
Accepted: 29 March 2019
First Online: 5 April 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.