Blake, Ruth - Yale University - Department of Chemical & Environmental Engineering

个人简介

Ph.D., University of Michigan

研究领域

Stable isotope geochemistry, geomicrobiology, astrobiology, marine biogeochmistry, paleoclimate. Microbial cycling of P, S, Fe and related elements (C, N ) in marine sediments, deep subseafloor biosphere, Archean/early-earth and extraterrestrial systems; evolution of the phosphorus cycle and reduced-P metabolism; phosphoenzyme reaction mechanisms; O-isotope paleoproxies and studies of oxyanion (e.g., SO4, PO4, AsO4, SeO4) reactions; microbe-mineral-carbon nanotube interactions.

近期论文

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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.