Fig. 1. Schematic of the MAX phase of Ti₃AlC₂ (a), HF-etched and delaminated MXene (F–Ti₃C₂T_x) nano-flakes (b), F–Ti₃C₂T_x nano-flakes doping in 1 L WS₂via drop-coating (c) and (d) withdrawal of electrons from monolayer WS₂ to F–Ti₃C₂T_x nano-flakes under the 532 nm laser excitation.