Zobrazeno 1 - 3
of 3
pro vyhledávání: '"Bianca J. Silver"'
Autor:
Georges Lacrampe-Couloume, Liliana Lefticariu, Bianca J. Silver, Marilyn L. Fogel, Tullis C. Onstott, Masha Prokopeko, Daniel M. Sigman, R. Raymond, Barbara Sherwood Lollar, Lisa M. Pratt
Publikováno v:
Chemical Geology. :51-62
Deep (> 0.8 km depth) fracture water with residence time estimates on the order of several Ma from the Witwatersrand Basin, South Africa contains up to 40 μM of NO3−, up to 50 mM N2 (90 times air saturation at surface) and 1 to ~ 400 μM NH3/NH4+.
Autor:
Susan M. Pfiffner, Duane P. Moser, Thomas M. Gihring, Tullis C. Onstott, Walter Seymore, C. Ralston, Erik Boice, Mark Davidson, Bianca J. Silver, Thomas L. Kieft, Johanna Lippmann-Pipke, Lisa M. Pratt, Barbara Sherwood Lollar
Publikováno v:
Geomicrobiology Journal. 28:275-300
The diversity of planktonic microorganisms in fluids from a group of flowing subterranean boreholes was monitored from the day they were drilled to as long as three and a half months after drilling as they drained into Evander Au mine. Geochemical an
Autor:
C. Ralston, G. Rose, Tullis C. Onstott, Thomas L. Kieft, Susan M. Pfiffner, Barbara Sherwood-Lollar, Li-Hung Lin, S. McCuddy, Bianca J. Silver
Publikováno v:
Geomicrobiology Journal. 27:329-348
An in situ culturing device was incubated within a flowing borehole in a mafic sill at 1.474 km depth in Evander Au mine, South Africa. The device was designed to enrich methanogenic, Fe3 +-reducing and SO4 2 −-reducing microorganisms using acetate