Conductive Metallogels for Electronic Device Fabrication

Abstract

This review presents an overview of recent progress on conductive metallogels and their applications in fabrication of various electronic devices. It highlights the metallogel classification, synthesis strategies, gelation methods along with the role of metal ions and gelators in integration of ionic/electronic conductance. It also emphasize on the method of fabrication of various devices using conductive metallogels for the targeted applications in wearable electronics, sensors, energy storage and conversion. The imporatance of design of gelator, the selection of metal ions, and its metallogel matrix in driving the electronic and ionic conductivity have also been highlighted with appropriate examples. Further, the dependence of metallogel conductivity on rheological properties has been drawn to highlight the importance of gel-phase soft materials in the fabrication of soft electronic devices. The critical review on current challenges and potential future advancements of conductive metallogels has also been addressed to inspire researchers to investigate new avenues in the field of conductive soft materials.