Fig. 6

Welding of AuNRs via Ag2S bridges. a Schematics illustrating the end-to-end welding of (AuNR-1)@PSPAA in colloidal solution. b TEM image of the welded AuNRs. c, d STEM image and EDX line scan for the welded junction. The scale bar is 100 nm

Welding of AuNRs via Ag2S bridges. a Schematics illustrating the end-to-end welding of (AuNR-1)@PSPAA in colloidal solution. b TEM image of the welded AuNRs. c, d STEM image and EDX line scan for the welded junction. The scale bar is 100 nm