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. 2023 Dec 22;191(1):47. doi: 10.1007/s00604-023-06114-1

Fig. 1.

Fig. 1

Fig. 1

Morphological properties of NPs: SEM images (a–f); X-ray spectral microanalysis (g, h), the Gaussian distribution by sizes (i, g), and XPS spectra of Cu 2p and Cd 3d (k–m) for nCdCu (a–c, g, i, k–l) and nCu (d–f, h, j, m), respectively