Fig. 4From: Mechanism of lead adsorption by a Bacillus cereus strain with indole-3-acetic acid secretion and inorganic phosphorus dissolution functionsX-ray photoelectron spectroscopy analysis of strain SEM-15 before and after lead adsorption. A X-ray photoelectron spectroscopy of strain SEM-15 before and after lead adsorption; B Two Pb 4f characteristic peaks after lead adsorption; C, D Changes in binding energies of C characteristic peaks (C) before and (D) after lead adsorption; E, F Changes in binding energies of N characteristic peaks (E) before and (F) after lead adsorption; G, H Changes in binding energies of O characteristic peaks (G) before and (H) after lead adsorptionBack to article page