Fig. 4From: Competitive sorption of Ni and Zn at the aluminum oxide/water interface: an XAFS studyNi K-edge EXAFS spectra of Ni-reference compounds and Ni-reacted γ-Al2O3 samples after reaction of 48 h at pH 7.5: a k3 weighted functions; b the corresponding Fourier transform uncorrected for phase shift. Experimental data are shown as colored solid lines and fitted data as dark gray circlesBack to article page