Fig. 1: Structure of Ni/W2C pre-catalysts. | Nature Communications

Fig. 1: Structure of Ni/W2C pre-catalysts.

From: Regulating interfacial water for oxygen transfer to benzylic C(sp3)–H bonds via Ni-activated tungsten-oxygen covalency

Fig. 1: Structure of Ni/W2C pre-catalysts.

a The AC-HAADF-STEM image of Ni1.6/W2C pre-catalysts and corresponding STEM-EDS elemental mapping results of W Lα line and Ni Kα line. b The atomic resolution AC-HAADF-STEM image of Ni1.6/W2C pre-catalysts (the blue circles indicate Ni dopants). c The corresponding intensity profiles of line Ⅰ and line Ⅱ in Fig. 1b. d The XPS spectra of W 4 f and Ni 2p of Ni1.6/W2C pre-catalysts.

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