Selected Publications

postdoctoral advisee,   * student advisee

Larese-Casanova, P.  and Blake, R.E. (2011 submitted) Measurements of d18O in arsenic and selenium oxyanions.  Environmental Science & Technology.

Guo, H.,  Yao,  J., Cai, M.,   Qian, Y.,  Guo, Y.,  Richnow, H.H. , Blake, R.E.,   Doni, S., and Ceccanti, B.  (2011—submitted) Investigation of the microbial activity in long-term petroleum contaminated soils by a combination of methods. Journal of Hazardous Materials

Qian,Y.  Yao, J., Chen,  K., Li, Z., Zhuang, R.,  Li,  H., Zhu, Q.,  Song, Y. , Richnow, H.H. and Blake,  R.E. (2011—submitted)  Medium-term impact of oxide nanoparticles on soil microbial community and enzyme activity by combined methods.  Science of the Total Environment.

Jaisi, D.P., Kukkadapu, R.K., Stout, L.M., Varga, T., and Blake, R.E.  (2011) Biotic and Abiotic Pathways of Phosphorus Cycling in Minerals and Sediments: Insights from Oxygen Isotope Ratios in Phosphate.  Environmental Science & Technology, 45, 6254–6261. doi.org/10.1021/es200456e.   |

Blake, R.E., Chang, S.J., Lepland, A. (2010) Phosphate oxygen isotopic evidence for a temperate and biologically active Archaean ocean. Nature, 464, 1029-1032.

Jaisi, D.P., Blake, R.E., Kukkadapu, R. (2010) Fractionation of oxygen isotopes in phosphate during its sorption/desorption to iron oxides. Geochimica et Cosmochimica Acta, 74, 1309-1319.

Jaisi, D.P., Blake, R.E. (2010) Tracing sources and cycling of phosphorus in Peru Margin sediments using oxygen isotopes in authigenic and detrital phosphates. Geochimica et Cosmochima Acta, 74, 3199-3212. DOI: 10.1016/j.gca.2010.02.030.

Chang, S. J., Blake, R. E., Stout, L. M. and Kim, S. J. (2010) Oxygen isotope, micro-textural and molecular evidence for the role of microorganisms in formation of hydroxylapatite in limestone caves, South Korea. Chemical Geology, v. 276: 209-224.

Liang, Y*. and Blake, R.E. (2009) Compound- and Enzyme-specific Phosphate Hydrolysis Mechanisms Revealed by d18O of Dissolved Phosphate. Geochim. Cosmochim. Acta, 73, 3782-3794.

Stout, L.M., Blake, R.E., Greenwood, J.P., Martini, A.M. and Rose, E.C.*(2009). Microbial diversity of boron-rich volcanic hot springs of St. Lucia, Lesser Antilles FEMS Microbiology Ecology 70, 402-412.

Jaisi, D.P.,  Saleh, N.B., Blake, R.E. and Elimelech, M. (2008) Transport of Single-Walled Carbon Nanotubes in Porous Media: Filtration Mechanisms and Reversibility. Environmental Science and Technology, 42: 8317-8323.

Liang, Y*., and Blake, R.E. (2007) Oxygen isotope fractionation between apatite and dissolved aqueous phosphate:  20-45 °C.  Chemical Geology, v. 238:  121-133.

Greenwood, J.P. and Blake, R.E. (2006) Evidence for an acidic ocean on Mars from phosphorus geochemistry of Martian soils and rocks. Geology, 34: 953-956. 

Liang, Y*. and Blake, R.E. (2006b) Oxygen isotope signature of Pi regeneration from organic compounds by phosphomonoesterases and photooxidation. Geochimica et Cosmochimica Acta, 70, 3957-3969. 

Liang, Y*., and Blake, R.E. (2006a) Oxygen isotope composition of phosphate in organic compounds: Isotope effects of extraction methods.  Organic Geochemistry, 37, 1263-1277.

Blake, R.E., Surkov, A.V., Böttcher, M.E., Ferdelman, T.G., and Jørgensen, B.B. (2006) Oxygen isotope composition of dissolved sulfate in deep-sea sediments:  Eastern Equatorial Pacific Ocean. In Jørgensen, B.B., D’Hondt, S.L., Miller, D.J. (Eds.) Proceedings of the Ocean Drilling Program, Scientific Results, 201: College Station, TX (Ocean Drilling Program), p. 1-24. 

Böttcher, M.E., Ferdelman, T.G., Jørgensen, B.B., Blake, R.E., Surkov, A.V and Claypool, G.E. (2006) Sulfur isotope fractionation by the deep biosphere within sediments of the  Eastern Equatorial Pacific and Peru Margin sediments. In Jørgensen, B.B., D’Hondt, S.L., Miller, D.J. (Eds.) Proceedings of the Ocean Drilling Program, Scientific Results, 201: College Station, TX (Ocean Drilling Program), p. 365–373.

Wheeler, J.C., Szostak, J.W., Benner, S.A., Berry, J.A., Blake, R.E., Calvin, W.M., Daly, M.J., Freeman, K.H., Gogarten, J.P., Kasting, J.F., Keefe, A., Keller, M., Pizzarello, A., Siefert, J.L., Summons, R., Woolf, N.J. and Ziurys, L.M. (2005) The Astrophysical Context of Life, Committee on the Origin and Evolution of Life, National Research Council, The National Academies Press, Washington, D.C., 94p.  http://www.nap.edu/catalog/11316.html

Blake, R.E., O’Neil, J.R. and Surkov, A.V.  (2005) Biogeochemical cycling of phosphorus: insights from oxygen isotope effects of phosphoenzymes. American Journal of Science, v. 305:  596-620.

Colman, A.*, Blake, R.E., Karl, D.M., Fogel, M.L. and Turekian, K.K., (2005) Marine phosphate oxygen isotopes and organic matter remineralization in the oceans. Proc. of the Nat’l Academy of Sciences, v. 102:  13023-13028. www.pnas.org/cgi/doi/10.1073/pnas.0506455102

D’Hondt, S., Jørgensen, B.B., Miller, D.J., Batzke, A., Blake, R. E….. and Ocean Drilling Program Leg 201 Shipboard Scientifc Party (2004) Distribution of Microbial activities in deep subseafloor sediments.  Science, 306: 2216-2221.

Greenwood, J.P., Blake, R.E. and Coath, C.D. (2003) Ion microprobe measurements of 18O/16O ratios of phosphate minerals in the Martian meteorites ALH84001 and Los Angeles.  Geochimica  et Cosmochimica. Acta, v. 67:  2289-2298. http://www.sciencedirect.com/science/article/B6V66-48V6XTF-G/2/f89d9000d…

Vennemann, T.W., Fricke, H.C., Blake, R.E. , O’Neil, J.R.  and Colman, A.* (2002) Oxygen isotope analysis of phosphates:  A comparison of techniques for analyses of Ag3PO4.  Chemical Geology, v.185:  321-336. 

Blake, R. E, Alt, J.C. and Martini, A.M. (2001) Oxygen isotope ratios of PO4:  an inorganic indicator of enzymatic activity and P metabolism and a new biomarker in the search for life.  Proc.  of the Nat’l Academy of Sciences, Astrobiology Special Feature, v. 98: 2148-2153.  www.pnas.org/cgi/doi/10.1073/pnas.051515898

Ku, T.C.W., Walter, L.M., Coleman, M.L., Blake, R.E. and Martini, A.M. (1999)  Coupling between sulfur recycling and syndepositional carbonate dissolution:  Evidence from oxygen and sulfur isotope composition of pore water sulfate, South Florida Platform, U.S.A.  Geochimica et Cosmochimica Acta, v. 63:  2529-2546. 

Blake, R.E. and Walter, L.M. (1999) Kinetics of feldspar and quartz dissolution at 70-80°C and near-neutral pH:  Effects of organic acids and NaCl.  Geochimica et Cosmochimica Acta, v. 63:  2043-2059.

Blake, R.E., O’Neil, J.R. and Garcia, G.A. (1998) Effects of microbial activity on the d18Op of dissolved inorganic phosphate and textural features of synthetic apatites.  American Mineralogist, v. 83:  1516-1531.

Blake, R.E., O’Neil, J.R. and Garcia, G.A. (1997) Oxygen isotope systematics of microbially mediated reactions of phosphate I.:  Microbial degradation of organophosphorus compounds.  Geochimica et Cosmochimica Acta, v. 61:  4411-4422.