Fig. 4
From: Roles of MXenes in biomedical applications: recent developments and prospects
a Schematic diagram of the surface modification of Ta4C3 nanosheets using SP. Reproduced with permission from Ref. [71], © John Wiley and Sons 2017. b (i)The SEM image of Ti3AlC2. (ii)TEM images of AuNPs. (iii) TEM images of Ti3C2Tx nanosheets. (iv) TEM images of AuNPs/Ti3C2 nanocomposites. Reproduced with permission from Ref. [73], © Elsevier 2020. c Schematic diagram of the preparation of electrochemical miRNA-155 biosensor based on AuNPs/Ti3C2 3D nanocomposite. Reproduced with permission from Ref. [73], © Elsevier 2020