Fraunhofer Institute for Integrated Systems and Device Technology (IISB) 1 article published in JoVE Chemistry Preparation of Graphene-Supported Microwell Liquid Cells for In Situ Transmission Electron Microscopy Andreas Hutzler*1, Birk Fritsch*1, Michael P. M. Jank2, Robert Branscheid3, Erdmann Spiecker3, Martin März1,2,4 1Electron Devices (LEB), Department of Electrical, Electronic and Communication Engineering, Friedrich-Alexander University Erlangen-Nürnberg, 2Fraunhofer Institute for Integrated Systems and Device Technology (IISB), 3Institute of Micro- and Nanostructure Research (IMN) and Center for Nanoanalysis and Electron Microscopy (CENEM), Department of Materials Science and Engineering, Friedrich-Alexander University Erlangen-Nürnberg, 4Power Electronics (LEE), Department of Electrical, Electronic and Communication Engineering, Friedrich-Alexander University Erlangen-Nürnberg A protocol for preparation of graphene-supported microwell liquid cells for in situ electron microscopy of gold nanocrystals from HAuCl4 precursor solution is presented. Furthermore, an analysis routine is presented to quantify observed etching and growth dynamics.
