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Ice Formation

Monitoring device of ice formation in evaporator surface of refrigeration systems

Monitoring device of ice formation in evaporator surface of refrigeration systems

... The ice formed on the evaporator surface is disadvantageous for the energy efficiency and performance of the refrigeration ...the ice formation on the surface of ...the ice formation on ...

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Analysis of the effect of water activity on ice formation using a new thermodynamic framework

Analysis of the effect of water activity on ice formation using a new thermodynamic framework

... mechanism (Gettelman et al., 2012; Barahona et al., 2013). Cirrus clouds impact the radiative balance of the upper troposphere (Fu, 1996) and play a role in the transport of water vapor to the lower stratosphere (e.g., ...

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An improved model for nucleation-limited ice formation in living cells during freezing.

An improved model for nucleation-limited ice formation in living cells during freezing.

... Ice formation in living cells is a lethal event during freezing and its characterization is important to the development of optimal protocols for not only cryopreservation but also cryotherapy ...of ...

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Validation of a Model for Ice Formation around Finned Tubes

Validation of a Model for Ice Formation around Finned Tubes

... Kayansayan and Acar [2] realized a numerical and experimental investigation on a latent heat thermal energy storage system dominated by heat conduction and found good a[r] ...

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High-resolution ice nucleation spectra of sea-ice bacteria: implications for cloud formation and life in frozen environments

High-resolution ice nucleation spectra of sea-ice bacteria: implications for cloud formation and life in frozen environments

... sea ice or polar clouds. These results also suggested that avoidance of ice formation in close proximity to cell surfaces might be one of the cold-adaptation and survival strategies for ...

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A modelling study of the hydrographic structure of the Ross Sea

A modelling study of the hydrographic structure of the Ross Sea

... a.k.a. Conveyor Belt), which consist of an upper warm limb and cold deep one (Rintoul, 1991). The linkage of these two branches occurs at specific places around the polar regions, where the warmer limb releases heat to ...

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Properties of subvisible cirrus clouds formed by homogeneous freezing

Properties of subvisible cirrus clouds formed by homogeneous freezing

... I focus on SVCs formed by homogeneous freezing of su- percooled aerosol particles, for which the freezing relative humidities have been determined in the laboratory for a va- riety of particle types relevant to ...

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An aerosol chamber investigation of the heterogeneous ice nucleating potential of refractory nanoparticles

An aerosol chamber investigation of the heterogeneous ice nucleating potential of refractory nanoparticles

... through heterogeneous nucleation could occur. On this very point, the study of Roddy (1984) specifically addressed the favourable lattice fits of possible meteoric materials of cubic structure (i.e. FeO, MgO). However, ...

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Ice nucleation by surrogates for atmospheric mineral dust and mineral dust/sulfate particles at cirrus temperatures

Ice nucleation by surrogates for atmospheric mineral dust and mineral dust/sulfate particles at cirrus temperatures

... heterogeneous ice nuclei at cirrus ...of ice nucleation were made using a continuous-flow ice- thermal diffusion chamber (CFDC) operated to expose size- selected aerosol particles to temperatures ...

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A new temperature- and humidity-dependent surface site density approach for deposition ice nucleation

A new temperature- and humidity-dependent surface site density approach for deposition ice nucleation

... as ice nuclei in the atmosphere. Mineral dust acts as an ice nu- cleus over a wide range of temperatures and supersatura- tions over ice, with the most active dusts nucleating ice at ...

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King George Island ice cap geometry updated with airborne GPR measurements

King George Island ice cap geometry updated with airborne GPR measurements

... the ice caps of the SSI are regarded as mostly temperate (ice temperatures at or close to pressure melting point conditions); meltwater may be present within the ice body (Paterson, ...and ice ...

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Capabilities and performance of Elmer/Ice, a new-generation ice sheet model

Capabilities and performance of Elmer/Ice, a new-generation ice sheet model

... For ice sheet boundary conditions, this is a problem occurring typically at the bedrock interface in the presence of sliding where a Dirichlet-type non-penetration condition has to be applied, ...total ice ...

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Dados do Censo Demográfico e a avaliação da evolução da segregação residencial urbana
							| Revista Brasileira de Geografia

Dados do Censo Demográfico e a avaliação da evolução da segregação residencial urbana | Revista Brasileira de Geografia

... do ICE consiste na definição de quais serão considerados os grupos hegemônicos e os grupos em desvantagem social, que variam de acordo com a com- posição populacional em termos de raça ou cor, renda e ...de ...

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Drumlins and related glaciogenic landforms of the Madliena Tilted Plain, Central Latvian Lowland

Drumlins and related glaciogenic landforms of the Madliena Tilted Plain, Central Latvian Lowland

... and ice flow directions in the Madliena Tilted Plain that occupies the eastern part of the Central Latvian ...Zemgale ice lobe in course of deglaciation of the Late Weichselian Fennoscandian Ice ...

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Heinrich event 1: an example of dynamical ice-sheet reaction to oceanic changes

Heinrich event 1: an example of dynamical ice-sheet reaction to oceanic changes

... Hemisphere ice sheets at the time of H1, GRISLI was forced throughout the last glacial cy- cle by the climatic fields resulting from scaling the climate anomalies simulated by the CLIMBER-3α model for LGM and ...

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Snow thickness retrieval over thick Arctic sea ice using SMOS satellite data

Snow thickness retrieval over thick Arctic sea ice using SMOS satellite data

... the ice and snow thicknesses, the ice concentration, the ice temperature, and the ice ...former ice parameters, the ice salinity was only roughly estimated from the ice ...

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Parametric studies of contrail ice particle formation in jet regime using one-dimensional microphysical modeling

Parametric studies of contrail ice particle formation in jet regime using one-dimensional microphysical modeling

... of ice coated soot particles is faster when fuel sulfur is lower, since binary homogeneous nucleation is not depleting water as ef- fectively without enough SO 3 and H 2 SO 4 in the gas phase, resulting in higher ...

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Ice and AIS: ship speed data and sea ice forecasts in the Baltic Sea

Ice and AIS: ship speed data and sea ice forecasts in the Baltic Sea

... mean ice drift in the test region is generally directed towards the north- east ...high ice concentrations in the Bothnian Bay, the northward flow is limited (or even ...the ice concentrations in the ...

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Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA

Experimental investigation of homogeneous freezing of sulphuric acid particles in the aerosol chamber AIDA

... the ice coated wall is almost constant during pumping, whereas the water vapour pressure inside the vessel is decreasing with de- creasing total ...of ice nucleation, ...the ice particles formed in a ...

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A record of Antarctic sea ice extent in the Southern Indian Ocean for the past 300 yr and its relationship with global mean temperature

A record of Antarctic sea ice extent in the Southern Indian Ocean for the past 300 yr and its relationship with global mean temperature

... Thus ice cores from this region capture climatic signals from the adjacent high lati- tudes of the Southern Indian Ocean at high ...an ice core from LGB65 (130 km further south), showed that a ...

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