Fig. 4From: MXene sensors based on optical and electrical sensing signals: from biological, chemical, and physical sensing to emerging intelligent and bionic devices(a) Recent developments in methods of synthesizing Ti3C2Tx [33]. (b) Synthesis of Ti3C2Tx flakes by in-situ HF etching [36]. Copyright 2011, Wiley-VCH. (c) The supercritical exfoliation method for high-yield manufacture of MXenes [48]. Copyright 2023, ElsevierBack to article page