Search Results - "Worster, M. Grae"

Desalination processes of sea ice revisited by Notz, Dirk, Worster, M. Grae

“…We reexamine five processes that have been suggested to be important for the loss of salt from sea ice. These processes are the initial fractionation of salt…”
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Controls on microstructural features during solidification of colloidal suspensions by You, Jiaxue, Wang, Zhijun, Grae Worster, M.

“…We present a mathematical model of the directional freezing of colloidal suspensions. Key ingredients of the model are the disjoining forces between the…”
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Elastic dynamics and tidal migration of grounding lines modify subglacial lubrication and melting by Sayag, R., Worster, M. Grae

“…We combine the dynamics of ice, bed, and ocean in a new elastic model for the tidal‐timescale migration of grounding lines on deformable foundations. Previous…”
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Periodic Ice Banding in Freezing Colloidal Dispersions by Anderson, Anthony M, Worster, M. Grae

“…Concentrated colloidal alumina dispersions were frozen in a directional solidification apparatus that provides independent control of the freezing rate and…”
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In situ measurements of the evolution of young sea ice by Notz, Dirk, Worster, M. Grae

“…We present data from in situ measurements of the salinity evolution of young sea ice in the Arctic. The measurements were carried out with very high vertical…”
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Sea-ice thermodynamics and brine drainage by Worster, M. Grae, Rees Jones, David W.

“…Significant changes in the state of the Arctic ice cover are occurring. As the summertime extent of sea ice diminishes, the Arctic is increasingly…”
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Can unconfined ice shelves provide buttressing via hoop stresses? by Wearing, Martin G., Kingslake, Jonathan, Worster, M. Grae

“…The stress balance within an ice shelf is key to the resistance, or buttressing, it can provide and in part controls the rate of ice discharge from the…”
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Premelting dynamics by WETTLAUFER, J. S, WORSTER, M. Grae

“…When the free surfaces of most solids approach their bulk melting temperatures from below, the molecular structure of the material gives way to a disordered…”
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Frost flower formation on sea ice and lake ice by Style, Robert W., Worster, M. Grae

“…Frost flowers are clusters of ice crystals found on freshly formed sea ice and occasionally on frozen lakes. They belong to a class of vapour‐related phenomena…”
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A simple dynamical model for gravity drainage of brine from growing sea ice by Rees Jones, David W., Worster, M. Grae

“…Gravity drainage of brine through liquid brine channels is the dominant mechanism for the desalination of growing sea ice. We describe and determine…”
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On icicle ripples by Worster, M. Grae

“…Natural icicles have an overall conical shape modulated by surface ripples. It has been noted from many observations of icicles formed in nature and in the…”
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Comment on “A quantitative framework for interpretation of basal ice facies formed by ice accretion over subglacial sediment” by Poul Christoffersen et al by Rempel, Alan W., Wettlaufer, J. S., Worster, M. Grae

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Surface transport in premelted films with application to grain-boundary grooving by STYLE, Robert W, WORSTER, M. Grae

“…We present a new model of surface transport in premelted films that is applicable to a wide range of materials close to their melting points. We illustrate its…”
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Simulation of directional solidification, thermochemical convection, and chimney formation in a Hele-Shaw cell by Katz, Richard F., Worster, M. Grae

“…We have developed fully resolved, two-dimensional, finite volume simulations of directional solidification of a binary alloy in a Hele-Shaw cell. Use of…”
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Stability of ice-sheet grounding lines by Katz, Richard F., Worster, M. Grae

“…Recent observations of the West Antarctic Ice Sheet document rapid changes in the mass balance of its component glaciers. These observations raise the question…”
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Permeability measurements using oscillatory flows by Géraud, Baudouin M. M., Neufeld, Jerome A., Holland, Paul R., Worster, M. Grae

“…We describe a versatile apparatus for measuring the permeability of porous materials using oscillatory flows. The permeabilities are measured by an original…”
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Morphological instability in freezing colloidal suspensions by Peppin, Stephen S.L, Worster, M. Grae, Wettlaufer, J.S

“…We present a linear stability analysis of a planar ice interface during unidirectional solidification of a hard-sphere colloidal suspension. We find that the…”
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the phase evolution of Young Sea Ice by Wettlaufer, J. S., Worster, M. Grae, Huppert, Herbert E.

“…Sea ice forms as a porous matrix consisting of pure ice crystals in equilibrium with brine. We present an experimental and theoretical study that reveals that…”
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CONVECTION IN MUSHY LAYERS by Worster, M. Grae

“…As a molten alloy or any multi-component liquid is cooled and solidified the growing solid phase usually forms a porous matrix through which the residual…”
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A physically based parameterization of gravity drainage for sea-ice modeling by Rees Jones, David W., Worster, M. Grae

“…We incorporate a physically derived parameterization of gravity drainage, in terms of a convective upwelling velocity, into a one‐dimensional, thermodynamic…”
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