B.S. gratefully acknowledges the Netherlands National Science Foundation (NWO) for her personal VENI grant. J.G. gratefully acknowledges the ERC Grant Agreement no. 335746, CrystEng-MOF-MMM. The authors also thank Mr. Duco Bosma and Mr. Bart Boshuizen from TU Delft for technical and LABVIEW support and Dr. Dimitri Soccol and Prof. Dirk J. Gravesteijn for providing us with the transducer platforms. I.K.V. acknowledges the Netherlands Organisation for Scientific Research (NWO ECHO-STIP Grant 717.013.005, NWOVIDI Grant 723.014.006) and the Dutch Ministry of Education, Culture and Science (Gravity Program 024.001.035) for financial support.