Search Results - "Watters, W. A."

Thermal perturbations caused by large impacts and consequences for mantle convection by Watters, W. A., Zuber, M. T., Hager, B. H.

“…We examine the effects of thermal perturbations on a convecting layer of incompressible fluid with uniform viscosity in the limit of infinite Prandtl number,…”
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Aeolian processes at the Mars Exploration Rover Meridiani Planum landing site by Weitz, C. M, Malin, M, Yen, A, Grotzinger, J, Squyres, S. W, Greeley, R, Golombek, M, Calvin, W, Jerolmack, D, Watters, W. A, Bell, J. F, Thompson, S, Banfield, D, Soderblom, L. A, Sullivan, R, Ming, D, Fike, D, Herkenhoff, K

“…The martian surface is a natural laboratory for testing our understanding of the physics of aeolian (wind-related) processes in an environment different from…”
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Morphometry of small recent impact craters on Mars: Size and terrain dependence, short-term modification by Watters, W. A., Geiger, L. M., Fendrock, M., Gibson, R.

“…Most recent studies of crater morphometry on Mars have addressed large craters (D>5 km) using elevation models derived from laser altimetry. In the present…”
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Crater gradation in Gusev crater and Meridiani Planum, Mars by Grant, J. A., Arvidson, R. E., Crumpler, L. S., Golombek, M. P., Hahn, B., Haldemann, A. F. C., Li, R., Soderblom, L. A., Squyres, S. W., Wright, S. P., Watters, W. A.

“…The Mars Exploration Rovers investigated numerous craters in Gusev crater and Meridiani Planum during the first ∼400 sols of their missions. Craters vary in…”
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Visible and near-infrared multispectral analysis of rocks at Meridiani Planum, Mars, by the Mars Exploration Rover Opportunity by Farrand, W. H., Bell III, J. F., Johnson, J. R., Jolliff, B. L., Knoll, A. H., McLennan, S. M., Squyres, S. W., Calvin, W. M., Grotzinger, J. P., Morris, R. V., Soderblom, J., Thompson, S. D., Watters, W. A., Yen, A. S.

“…Multispectral measurements in the visible and near infrared of rocks at Meridiani Planum by the Mars Exploration Rover Opportunity's Pancam are described. The…”
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Field investigation of dried lakes in western United States as an analogue to desiccation fractures on Mars by El-Maarry, M. R., Watters, W. A., Yoldi, Z., Pommerol, A., Fischer, D., Eggenberger, U., Thomas, N.

“…Potential Desiccation Polygons (PDPs), tens to hundreds of meters in size, have been observed in numerous regions on Mars, particularly in ancient (>3 Gyr old)…”
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Reconstruction of eolian bed forms and paleocurrents from cross-bedded strata at Victoria Crater, Meridiani Planum, Mars by Hayes, A. G., Grotzinger, J. P., Edgar, L. A., Squyres, S. W., Watters, W. A., Sohl-Dickstein, J.

“…Outcrop exposures imaged by the Opportunity rover at Victoria Crater, a 750 m diameter crater in Meridiani Planum, are used to delineate sedimentary structures…”
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Stratigraphy and sedimentology of a dry to wet eolian depositional system, Burns formation, Meridiani Planum, Mars by Grotzinger, J.P., Arvidson, R.E., Bell, J.F., Calvin, W., Clark, B.C., Fike, D.A., Golombek, M., Greeley, R., Haldemann, A., Herkenhoff, K.E., Jolliff, B.L., Knoll, A.H., Malin, M., McLennan, S.M., Parker, T., Soderblom, L., Sohl-Dickstein, J.N., Squyres, S.W., Tosca, N.J., Watters, W.A.

“…Outcrop exposures of sedimentary rocks at the Opportunity landing site (Meridiani Planum) form a set of genetically related strata defined here informally as…”
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Rapid electroplating of insulators by Fleury, Vincent, Watters, Wesley A, Allam, Levy, Devers, Thierry

“…Electrochemical techniques for depositing metal films and coatings have a long history. Such techniques essentially fall into two categories, with different…”
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The role of strength defects in shaping impact crater planforms by Watters, W.A., Geiger, L.M., Fendrock, M., Gibson, R., Hundal, C.B.

“…•Characterized planform asymmetry vs. diameter for simple and complex craters.•Characterized influence of modification and target strength on planform…”
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Hydrothermal alteration, contact metamorphism, and authigenesis in Ferrar Supergroup and Beacon Supergroup rocks, Carapace Nunatak, Allan Hills, and Coombs Hills, Victoria Land, Antarctica by Ballance, Peter F., Waiters, W. A.

“…Permian-Triassic Beacon Supergroup (dominantly quartz-rich sandstones with coal) and Jurassic Ferrar Supergroup (mafic intrusives, extrusives, and…”
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Petrography and genesis of a wollastonite body and its associated rocks at Holyoake Valley, Nelson, New Zealand by Watters, W. A.

“…Samples from a wollastonite-rich lens, up to 55 m long and 10 m wide, within the contact aureole of the Canaan Granodiorite at Holyoake Valley, include a…”
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Soils of Eagle Crater and Meridiani Planum at the Opportunity Rover Landing Site by Soderblom, L. A., Anderson, R. C., Arvidson, R. E., Bell, J. F., Cabrol, N. A., Calvin, W., Christensen, P. R., Clark, B. C., Economou, T., Ehlmann, B. L., Farrand, W. H., Fike, D., Gellert, R., Glotch, T. D., Golombek, M. P., Greeley, R., Grotzinger, J. P., Herkenhoff, K. E., Jerolmack, D. J., Johnson, J. R., Jolliff, B., Klingelhöfer, G., Knoll, A. H., Learner, Z. A., Li, R., Malin, M. C., McLennan, S. M., McSween, H. Y., Ming, D. W., Morris, R. V., Rice, J. W., Richter, L., Rieder, R., Rodionov, D., Schröder, C., Seelos, F. P., Soderblom, J. M., Squyres, S. W., Sullivan, R., Watters, W. A., Weitz, C. M., Wyatt, M. B., Yen, A., Zipfel, J.

“…The soils at the Opportunity site are fine-grained basaltic sands mixed with dust and sulfate-rich outcrop debris. Hematite is concentrated in spherules eroded…”
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Reconstruction of eolian bed forms and paleocurrents from cross-bedded strata at Victoria Crater, Meridiani Planum, Mars : Spirit and Opportunity Results by HAYES, A. G, GROTZINGER, J. P, EDGAR, L. A, SQUYRES, S. W, WATTERS, W. A, SOHL-DICKSTEIN, J

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The mid-Castlecliffian Mangatuna Formation of the Gisborne district, North Island, New Zealand by Neef, G., Watters, W. A., Edwards, A. R.

“…The type area of the mid-Castlecliffian Mangatuna Formation is described and three members are proposed. The formation unconformably overlies marine Pliocene…”
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Provenance and diagenesis of the evaporite-bearing Burns formation, Meridiani Planum, Mars by McLennan, S.M., Bell, J.F., Calvin, W.M., Christensen, P.R., Clark, B.C., de Souza, P.A., Farmer, J., Farrand, W.H., Fike, D.A., Gellert, R., Ghosh, A., Glotch, T.D., Grotzinger, J.P., Hahn, B., Herkenhoff, K.E., Hurowitz, J.A., Johnson, J.R., Johnson, S.S., Jolliff, B., Klingelhöfer, G., Knoll, A.H., Learner, Z., Malin, M.C., McSween, H.Y., Pocock, J., Ruff, S.W., Soderblom, L.A., Squyres, S.W., Tosca, N.J., Watters, W.A., Wyatt, M.B., Yen, A.

“…Impure reworked evaporitic sandstones, preserved on Meridiani Planum, Mars, are mixtures of roughly equal amounts of altered siliciclastic debris, of basaltic…”
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Visible and near-infrared multispectral analysis of rocks at Meridiani Planum, Mars, by the Mars Exploration Rover Opportunity : Results from the Mars exploration rover opportunity mission, part 2 by FARRAND, W. H, BELL, J. F, SODERBLOM, J, THOMPSON, S. D, WATTERS, W. A, YEN, A. S, JOHNSON, J. R, JOLLIFF, B. L, KNOLL, A. H, MCLENNAN, S. M, SQUYRES, S. W, CALVIN, W. M, GROTZINGER, J. P, MORRIS, R. V

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Crater gradation in Gusev crater and Meridiani Planum, Mars : Results from the Mars exploration rover spirit mission by GRANT, J. A, ARVIDSON, R. E, WATTERS, W. A, CRUMPLER, L. S, GOLOMBEK, M. P, HAHN, B, HALDEMANN, A. F. C, LI, R, SODERBLOM, L. A, SQUYRES, S. W, WRIGHT, S. P

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Siliciclastic Diagenesis in Paleocene-Eocene Reservoir Sandstones of the Taranaki Basin, New Zealand by van der Lingen, G.J., Challis, G.A., Robinson, P.H., Smale, D., Watters, W.A.

“…Present-day producing hydrocarbon reservoirs in the Taranaki Basin occur in the Paleocene-Eocene Kapuni Group, both onshore and offshore. The Kapuni Group has…”
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Calcified metazoans in thrombolite-stromatolite reefs of the terminal Proterozoic Nama Group, Namibia by Grotzinger, John P, Watters, Wesley A, Knoll, Andrew H

“…Reefs containing abundant calcified metazoans occur at several stratigraphic levels within carbonate platforms of the terminal Proterozoic Nama Group, central…”
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