Figure 1.
(a) XRD patterns of the as-obtained pure ZIF-67 and its theoretically simulated pattern, (b) XRD patterns of CoSe@NPC/CoSe@CNTs and the standard card of CoSe, and (c) Raman spectra of CoSe@NPC/CoSe@CNTs, CoSe@NPC, and NPC/CNTs.
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