Figure 5From: Decoupling of arsenic and iron release from ferrihydrite suspension under reducing conditions: a biogeochemical modelAs K-edge XANES spectra after 63 days. Abiotic (AD5), biotic with FR (AD5/FR). Dots: experimental; Plain line: linear least-squares fit. Weighted spectra of the fitting components (see text) are plotted as plain lines below each fitted spectrum.Back to article page