Zhenwei Gao, Gwan Yeong Jung, Ping-I Chou, Olaf J. Borkiewicz, Matthew Newville, Rohan Mishra, and Young-Shin Jun, Photochemically Induced Co-oxidation of Aqueous Manganese and Cobalt and the Formation of Cobalt-Incorporated Manganese Oxides,  Environmental Science & Technology Article ASAP