1. Air Liquide Forschung & Entwicklung GmbH, Innovation Campus Frankfurt, Gwinnerstraße 27−33, 60388 Frankfurt am Main, Germany
2. eChemicles Zrt, Alsó Kikötő sor 11, Szeged H-6726, Hungary
3. Department of Physical Chemistry and Materials Science, University of Szeged, Rerrich Square 1, Szeged H-6720, Hungary