Publications

Johnson JE, Webb SM, Condit CB, Beukes NJ, Fischer WW (2019) Effects of metamorphism and metasomatism on manganese mineralogy: Examples from the Transvaal Supergroup, South African Journal of Geology, doi: 10.25131/sajg.122.0034.

Johnson JE, Molnar PH (2019) Widespread and Persistent Deposition of Iron Formations for Two Billion YearsGeophysical Research Letters, doi: 10.1029/2019GL081970.

Johnson JE (2019) From minerals to metabolisms: Evidence for life before oxygen from the geological recordFree Radical Biology and Medicine, doi: 10.1016/j.freeradbiomed.2019.01.047.

Johnson JE, Muhling JR, Cosmidis J, Rasmussen B, Templeton AS (2018) Low-Fe(III) Greenalite Was a Primary Mineral From Neoarchean OceansGeophysical Research Letters, 45 (7), 3182-3192, doi: 10.1002/2017GL076311.

Fischer WW, Hemp J, Johnson JE  (2016) Evolution of Oxygenic Photosynthesis, Annual Reviews of Earth and Planetary Sciences, 44, doi: 10.1146/annurev-earth-060313-054810.

Johnson JE, Savalia P, Davis R, Kocar BD, Webb SM, Nealson KH, Fischer WW (2016) Real-time Manganese Phase Dynamics during Biological and Abiotic Manganese Oxide Reduction, Environmental Science and Technology, 50 (8), 4248-4258.

Hemp J, Lucker S, Schott J, Pace LA, Johnson JE, Schink B, Daims H, Fischer WW (2016) Genomics of a phototrophic nitrite oxidizer: insights into the evolution of photosynthesis and nitrification, The ISME Journal, 1-10, doi:10.1038/ismej.2016.56.

Johnson JE, Webb SM, Ma C, Fischer WW (2016) Manganese mineralogy and diagenesis in the sedimentary rock record, Geochimica et Cosmochimica Acta, 173, 210-231.

Martindale RC, Strauss JV, Sperling EA, Johnson JE, Van Kranendonk MJ, Flannery D, French K, Lepot K, Mazumder R, Rice MS, Schrag DP, Summons R, Walter M, Abelson J, Knoll AH (2015) Sedimentology, chemostratigraphy, and stromatolites of the lower Paleoproterozoic carbonates, Turee Creek Group, Western Australia, Precambrian Research 266, 194-211.

Fischer WW, Hemp J, Johnson JE (2015) Manganese and the evolution of oxygenic photosynthesis, Origin of Life and Evolution of Biospheres, doi: 10.1007/s11084-015-9442-5.

Johnson JE, Gerpheide A, Lamb MP, Fischer WW (2014) O2 constraints from Paleoproterozoic detrital pyrite and uraninite, Geological Society of America Bulletin, 126 (5-6), 813-830.

Fischer WW, Fike DA, Johnson JE, Raub TD, Guan Y, Kirschvink JL, Eiler JM (2014) SQUID-SIMS, a useful approach to uncover primary signals in the Archean sulfur cycle, Proceedings of the National Academy of Sciences, 111, 5468-5473. 

JE Johnson, SM Webb, K Thomas, S Ono, JL Kirschvink, WW Fischer (2013) Reply to Jones and Crowe: Correcting mistaken views of sedimentary geology, Mn-oxidation rates, and molecular clocks, Proceedings of the National Academy of Sciences 110 (44), E4119-E4120.

Johnson JE, Webb SM, Thomas K, Ono S, Kirschvink JL, Fischer WW (2013) Manganese-oxidizing photosynthesis before the rise of cyanobacteria, Proceedings of the National Academy of Sciences 108, 11238-11243.