Fig. 10.

Synthesis of hetero-nanorods by ion exchange process. a The morphology of CdS-Cu₂S nanorods by CE reactions. b, c TEM image and color-composite energy-filtered transmission electron microscopy (EFTEM) image of the obtained CdS-Cu₂S nanorods. d Illustration of CdS-Ag₂S nanorods produced by CE methods. Reproduced with permission [133].

Copyright 2009, American Chemical of Society. e, f TEM images of the pristine CdS nanorods and obtained CdS-Ag₂S nanorods. g TEM images of CdS-Ag₂S nanorods with inset showing histogram of Ag₂S segment spacing (center-to-center). Reproduced with permission [131]. Copyright 2007, The American Association for the Advancement of Science. h HAADF-STEM image of CdS/Pd₄S hybrid nanorods. Reproduced with permission [134]. Copyright 2015, American Chemical Society. i Tip growth of Pd₄S on CdS nanorods with a diameter of 5.9 nm. j The extensive growth of Pd₄S on CdS nanorods with a broad size distribution. k Close-up of the sample shown in i. l HRTEM of a single CdS-Pd₄S nanorod from the sample shown in j. Reproduced with permission [11]. Copyright 2011, John Wiley and Sons