There are 62 publication entries for the Pennsylvania State University   Arthur, M.A. & Sageman, B.B.  (2005).  Sea Level Control on Source Rock Development: Perspectives from the Holocene Black Sea, the Mid-Cretaceous Western Interior of North America, and the Late Devonian Appalachian Basin.  In: N. Harris & B. Pradier (Eds.).  The Deposition of Organic Carbon-rich Sediments: Models, Mechanisms and Consequences. Society for Sedimentary Geology (SEPM) Special Publication (pp. 35-59). Battistuzzi, F.U., Feijao, A. & Hedges, S.B.  (2004).  A genomic timescale of prokaryote evolution: insights into the origin of methanogenesis, phototrophy, and the colonization of land.  BMC Evol Biol, 4(1):44  [Online]. Biddle, J., House, C. & Brenchley, J.  (2005).  Characterization of Archaeal populations in subseafloor sediments using FISH-SIMS..  105th General Meeting of the American Society for Microbiology, Abst. ASM Gen. Mtg.. Biddle, J.F., C.H., H. & Brenchley, J.E.  (2005).  Enrichment and cultivation of microorganisms from deep-sea sediment Peru Trench (ODP Site 1230) [Abstract].  Proceedings of the Ocean Drilling Program , Scientific Results., 201:1-19  [Online]. Biddle, J.F., House, C.H. & Brenchley, J.E.  (In Press, 2005).  Enrichment cultivation of microorganisms from sediment from the slope of the Peru Trench (ODP Site 1230).  Proceedings of the Ocean Drilling Program, Scientific Results, 201. Biddle, J.F., Lipp, J.S., Lever, M., Lloyd, K., Soerensen, K., Anderson, R., Fredricks, H.F., Elvert, M., Kelly, T.J., Schrag, D.P., Sogin, M.L., Brenchley, J.E., Teske, A., House, C.H. & Hinrichs, K.-U.  (In Press, 2005).  Novel heterotrophic Archaea dominate sedimentary subsurface ecosystems off Peru. Blair, J.E. & Hedges, S.B.  (2005).  Molecular clocks do not support the Cambrian explosion.  Mol Biol Evol, 22(3):387-90  [Online]. Blair, J.E. & Hedges, S.B.  (2005).  Molecular Phylogeny and Divergence Times of Deuterostome Animals.  Mol Biol Evol, in press  [Online]. Blair, J.E., Shah, P. & Hedges, S.B.  (2005).  Evolutionary sequence analysis of complete eukaryote genomes.  BMC Bioinformatics, 6(1):53  [Online]. Cordes, E.E., Arthur, M.A., Shea, K., Arvidson, R. & Fisher, C.R.  (2005).  Modeling the mutualistic interactions between tubeworms and microbial consortia.  PLoS Biology, 3(3):e77. D'Hondt, S. & others, 3.  (2004).  Distributions of Microbial Activities in Deep Subseafloor Sediments.  Science, 306:2216-2221. Debes, J.H., Sigurdsson, S. & Woodgate, B.  (In Press, 2005).  Cool Customers in the Stellar Graveyard I: Limits to Extrasolar Planets Around the White Dwarf G29-38.  Astrophysical Journal. Debes, J.H., Sigurdsson, S. & Woodgate, B.  (In Press, 2005).  Cool Customers in the Stellar Graveyard II: Limits to Substellar Objects Around Nearby DAZ White Dwarfs.  Astronomical Journal. Dermota, T.E., Hydutsky, D.P., Bianco, N.J. & Castleman, J.  (2004).  Cluster size effects on bound excited states of SO2.  In: M.M. Martin & J.T. Hynes (Eds.).  Femtochemistry and Femtobiology: Ultrafast Events in Molecular Science.  Elsevier. Dermota, T.E., Zhong, Q. & A. W. Castleman, J.  (2004).  Ultrafast dynamics in cluster systems.  Chemical Reviews, 104:1861-1886. Doran, P.T., Clifford, S.M., Forman, S.L., Nyquist, L., Papanastassiou, D.A., Stewart, B.W., Sturchio, N.C., Swindle, T.D., Cerling, T.E., Kargel, J., McDonald, G., Nishiizumi, K., Poreda, R., Rice, J.W. & Tanaka, K.  (2004).  Mars chronology: assessing techniques for quantifying surficial processes.  Earth-Science Reviews, 67:313-337. Herman, E.K. & Kump, L.R.  (In Press, 2005).  Numerical models of microbial mats under Precambrian oceanic conditions: a modeling study.  Geobiology. House, C.H., Cragg, B. & Teske, A.  (2005).  Drilling Contamination Tests on ODP Leg 201 Using Chemical and Particulate Tracers.  Proceedings of the Ocean Drilling Program, Initial Reports. House, C.H., Runnegar, B. & Fitz-Gibbon, S.T.  (2005).  Geobiological analysis using whole genome-based tree building applied to the Bacteria, Archaea, and Eukarya.  Geobiology(in press). Hurtgen, M.T., Arthur, M.A. & Halverson, G.  (2005).  Neoproterozoic sulfur isotopes, the evolution of microbial sulfur species, and the burial efficiency of sulfide as sedimentary pyrite.  Geology, 33:41-44. Hurtgen, M.T., Arthur, M.A. & Prave, A.R.  (2004).  The sulfur isotope composition of carbonate-associated sulfate in Mesoproterozoic to Neoproterozoic carbonates from Death Valley, California.  In: J.P. Amend et al. (Eds.).  Sulfur Biogeochemistry -- Past and Present. Geological Society of America Special Paper (pp. 177-194). Hydutsky, D.P., Bergeron, D.E., Dermota, T.E., Stairs, J.R., K. L. Knappenberger, J., Davis, K.M., C.E. Jones, J., Sobhy, M.A., Bianco, N.J., Peppernick, S.J. & A. W. Castleman, J.  (2005).  Fundamental Cluster Studies of Materials and Atmospheric Chemistry [Abstract].  ISCANNA Proceedings. Jiménez-López, C., Romanek, C.S., Huertas, F.J., Ohmoto, H. & Caballero, E.  (2004).  Oxygen isotope fractionation in synthetic magnesian calcite.  Geochimica et Cosmochimica Acta, 68:3367-3377.. Kairies, C.L., Capo, R.C. & Watzlaf, G.  (In Revision, 2005).  Chemical and physical properties of iron hydroxide precipitates associated with passively treated coal mine drainage in the bituminous region of Pennsylvania and Maryland.  Applied Geochemistry. Kairies, C.L., Capo, R.C., Watzlaf, G. & Games, B.K.  (In Revision, 2005).  Evaluation of a sequential extraction procedure for iron-rich precipitates associated with coal mine drainage.  Analytica Chimica Acta. Kato, Y., Yamaguchi, K. & Ohmoto, H.  (In Press, 2005).  Rare earth elements in Precambrian banded iron formations: Secular changes of Ce and Eu anomalies and evolution of the atmospheric oxygen.  Early evolution of the atmosphere, hydrosphere, and biosphere: constraints from ore deposits.  Geological Society of America Sp. Vol.. Knappenberger, K.L. & A. W. Castleman, J.  (2004).  Photodissociation of sulfur dioxide: The E state revisited.  Journal of Physical Chemistry A., 108:9-14. Knappenberger, K.L.J. & A. W. Castleman, J.  (2004).  The Influence of Cluster Formation on the Photodissociation of Sulfur Dioxide: Excitation to the E State.  J. Chem. Phys., 121:3540-3549. Knappenberger, K.L.J. & A. W. Castleman, J.  (2005).  Photodissociation of (SO2)m(H2O)n clusters.  Journal of Chemical Physics, 122:154306. Kump, L.R. & Seyfried, W.E.  (2005).  Hydrothermal Fe fluxes during the Precambrian: Effect of low oceanic sulfate concentrations and low hydrostatic pressure on the composition of black smokers.  Earth and Planetary Science Letters, 235:654-662. Kump, L.R.  (2004).  Why did the rise of oxygen precede its "cause"? [Abstract].  Ann. Meeting Geol. Soc. Amer.:Paper No. 105-13.  Denver, CO. Kump, L.R.  (2005).  Environmental Upheaval in the early Paleoproterozoic and the Timing of the Rise of Oxygen [Abstract].  Origins of Life Gordon Conference.  Ventura, CA. Kump, L.R.  (2005).  Ironing out the oxidation of the biosphere.  Science (Perspectives), 307:1058-1059. Kump, L.R.  (2005).  Oceanic Anoxia during Warm Intervals of Earth History [Abstract].  AAAS Annual Meeting.  Washington, DC. Kump, L.R., Pavlov, A. & Arthur, M.A.  (2005).  Massive release of hydrogen sulfide to the surface ocean and atmosphere during intervals of oceanic anoxia.  Geology, 33:397-400. Kump, L.R., Pavlov, A. & Arthur, M.A.  (2005).  Massive release of sulfide to the surface ocean and atmosphere during intervals of ocean anoxia.  Geology, 33:397-400. Li, Q., Li, L., Rejtar, T., Lessner, D.J., Karger, B.L. & Ferry, J.G.  (2005).  Shotgun proteomics of Methanosarcina acetivorans: acetate conversion to methane in a marine archaeon.  Journal of Bacteriology, submitted. Miteva, V.I. & Brenchley, J.B.  (2005).  Detection of Crenarachaeota in a basal Greenland ice core following filtration to enrich for ultra-small cells [Abstract].  105th General Meeting of the American Society for Microbiology, Abst. ASM Gen. Mtg.. Miteva, V.I. & Brenchley, J.B.  (Submitted, 2005).  Detection and isolation of ultra-small microorganisms from a 120,000 year old Greenland glacier ice core.  Appl. Environ. Microbiol.. Miteva, V.I., Sheridan, P.P. & Brenchley, J.B.  (2004).  Phylogenetic and physiological diversity of microorganisms isolated from a deep Greenland ice core.  Appl. Environ. Microbiol., 70(1):202-213. Moran, J.J., House, C.H., Freeman, K.H. & Ferry, J.G.  (2004).  Trace methane oxidation studied in several Euryarchaeota under diverse conditions.  Archaea, 1. Nedachi, Y., Nedachi, M., Bennet, G. & Ohmoto, H.  (In Press, 2005).  Geochemistry and mineralogy of the 2.45 Ga Pronto paleosols, Ontario, Canada.  Chem. Geol.. Niedzielski, A., Wolszczan, A. & Konacki, M.  (2005).  Radial velocity measurements of a sample of K-giants with the Hobby-Eberly telescope [Abstract].  AIP Conf. Proc. 752: Stellar Astrophysics with the World's Largest Telescopes, 752:38-41.  Torun, Poland. Ohmoto, H.  (2004).  Reply to "Archaean atmosphere and climate" by Kasting, J. and "Archaean paleosols and Archaean air" by Sleep, M.H.  Nature, 25:1-2  [Online]. Ohmoto, H.  (2004).  The Archean atmosphere, hydrosphere and biosphere.  In: P.G. Eriksson (Eds.).  The Precambrian Earth: Tempos and Events. Developments in Precambrian Geology (pp. 361-388).  Amsterdam: Elsevier. Ohmoto, H., Haruna, M., Hayashi, K., Kakegawa, T., Kato, Y., Naraoka, H., Watanabe, Y. & Yamaguchi, K.  (In Press, 2005).  Chemical and biologic evolution of early Earth: constraints form banded iron-formations.  Early evolution of the atmosphere, hydrosphere, and biosphere: constraints from ore deposits.  Geological Society of America Sp. Vol.. Ohmoto, H., Spangler, K.R., Watanabe, Y. & Kamei, G.  (2004).  Smectite dissolution kinetics in high-alkaline conditions.  In: V.M. Oversby & L.O. Werme (Eds.).  Scientific Basis for Nuclear Waste Management XXVII (pp. 723-728).  Materials Research Society. Ohmoto, H., Watanabe, Y. & Kumazawa, K.  (2004).  Evidence from massive siderite beds from a CO2-rich atmosphere before ~1.8 billion years ago.  Nature, 429:395- 399. Orphan, V.J., Ussler III, W., Naehr, T., House, C.H., Hinrichs, K.U. & Paull, C.K.  (2004).  Geological, Geochemical, and Microbiological Heterogeneity of the Seafloor Around Methane Vents in the Eel River Basin, offshore California.  Chemical Geology, 205:265-289.. Riccardi, A.L., Arthur, M.A., Kump, L.R. & D'Hondt, S.  (2004).  Perturbations to the carbon and sulfur cycle during the Permian-Triassic boundary event in southern China [Abstract].  AGU 2004 Fall Meeting, 85(47, Fall Meet. Suppl.):Abstract PP41A-0581. Schoonen, M., Smirnov, A. & Cohn, C.A.  (2004).  A perspective on the role of minerals in prebiotic synthesis.  Ambio, 33(8):539-551. Schoonen, M., Smirnov, A. & Cohn, C.A.  (2004).  Role of minerals in prebiotic synthesis: A perspective [Abstract].  Abstracts of Papers of the American Chemical Society, 228:U697-U697  [Online]. Schoonen, M.A.A. & Smirnov, A.  (2005).  Water-rock interaction on the Hadean Earth: a modeling study (abstract).  Astrobiology, 5:199. Smirnov, A., Schoonen, M.A.A., Tosca, N.J., Chidambaram, D., Halada, G. & Luptak, B.  (2005).  Abiotic formation and fate of ammonium in the Hadean Ocean(abstract).  Astrobiology, 5(2):227. Stafford, S.L., Capo, R.C., Stewart, B.W., Marmo, J. & Ohmoto, H.  (in prep, 2005).  Geochemical evolution of the Proterozoic Hokkalampi paleosol, eastern Finland.  Geochimica et Cosmochimica Acta. Stafford, S.L., Stewart, B.W., Capo, R.C. & Watanabe, Y.  (in prep, 2005).  Geochemical and textural investigation of the Archean Steep Rock paleosol, South Roberts Pit, Ontario, Canada.  Precambrian Research. Walden, K.M.  (2005).  Neodymium and strontium isotope investigation of the Precambrian Kalkkloof paleosol, South Africa.  Geology & Planetary Science (pp. 45).  Pittsburgh: University of Pittsburgh. Wander, M.F., Kubicki, J.D. & Schoonen, M.A.A.  (2005).  Potential mechanism for the abiotic production of ammonia (abstract).  Astrobiology, 5(2):227. Watanabe, Y., Stewart, B.W. & Ohmoto, H.  (2004).  Organic- and carbonate-rich soil formation ~2.6 billion years ago at Schagen, East Transvaal district, South Africa.  Geochimica et Cosmochimica Acta, 68:2129-2151. Yamaguchi, K. & Ohmoto, H.  (In Press, 2005).  Evidence from sulfur isotope and trace elements in pyrites for their multiple post-depositional processes in uranium ores at the Stanleigh Mine, Elliot Lake, Ontario, Canada.  Early evolution of the atmosphere, hydrosphere, and biosphere: constraints from ore deposits.  Geological Society of America Sp. Vol.. Zerkle, A.L., Cox, R.P., Junium, C.J., House, C.H. & Canfield, D.E.  (In Preparation, 2005).  Metal limitation of nitrogen fixing cyanobacteria through geologic time and resulting biosignatures.  Science. Zerkle, A.L., House, C.H. & Brantley, S.L.  (In Press, 2005).  Biogeochemical signatures through time as inferred from whole microbial genomes.  American Journal of Science.