Synthesis of LaO_0.5F_0.5BiS₂ nanosheets by ultrasonification

Figures & data

Fig. 1 Crystal structure of LaO_0.54F_0.46BiS₂: (a) view parallel to Bi–S layer and (b) perpendicular to Bi-S layer.

Fig. 2 XRD pattern of LaO_0.5F_0.5BiS₂ powder. Asterisk represent Bi metals.

Fig. 3 Suspension of LaO_0.5F_0.5BiS₂ nanosheets in ethanol. A green laser beam was passed through the suspension.

Fig. 4 Optical absorption spectrum of suspension of LaO_0.5F_0.5BiS₂ nanosheets in ethanol.

Fig. 5 TEM image of LaO_0.5F_0.5BiS₂ nanosheets and corresponding electron diffraction and energy dispersive X-ray spectroscopy spectrum.

Fig. 6 AFM image and height profile of LaO_0.5F_0.5BiS₂ nanosheets. Numbers indicate the positions for height profiles of the LaO_0.5F_0.5BiS₂ nanosheets.