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Community Atmosphere Model

Performance Engineering of the Community Atmosphere Model

Performance Engineering of the Community Atmosphere Model

... A. Mirin and W. Sawyer, A Scalable Implementation of a Finite-Volume Dynamical Core in the Community Atmosphere Model, International Journal for High Performance Computer Applications, 19(3), August ...

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Software and Performance Engineering of the Community Atmosphere Model

Software and Performance Engineering of the Community Atmosphere Model

... the Community Atmosphere Model, International Journal for High Performance Computer Applications, 19(3), August 2005, ...Circulation Model, International Journal for High Performance Computer ...

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An Exploration of Tropical Cyclone Simulations in NCAR's Community  Atmosphere Model.

An Exploration of Tropical Cyclone Simulations in NCAR's Community Atmosphere Model.

... et al. (2010)). While GCM studies have shown skill in the ability to simulate tropical cyclones both in climatological and shorter–term studies, there is still concern on the reliabil- ity of GCMs for tropical cyclone ...

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Monsoon Intraseasonal Oscillations as simulated by the Superparameterized Community Atmosphere Model

Monsoon Intraseasonal Oscillations as simulated by the Superparameterized Community Atmosphere Model

... the Community Atmosphere Model with superparameterized convection (SP‐CAM) in simulating the space‐time characteristics of the Madden Julian Oscillation encourages us to examine its simulation of the ...

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The Implementation of the Finite-Volume Dynamical Core in the Community Atmosphere Model

The Implementation of the Finite-Volume Dynamical Core in the Community Atmosphere Model

... even the largest current supercomputers cannot keep pace with the desired in- creases in the resolution of these models. AGCMs consist, roughly speaking, of the dynamics, which calculates the atmospheric flow, and the ...

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Comparison of ice cloud properties simulated by the Community Atmosphere Model (CAM5) with in-situ observations

Comparison of ice cloud properties simulated by the Community Atmosphere Model (CAM5) with in-situ observations

... The representation of ice particle properties in most cur- rent microphysics schemes is highly simplified. For example, in the Community Atmosphere Model Version 5 (CAM5, Neale et al., 2010), ice ...

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Aerosol specification in single-column Community Atmosphere Model version 5

Aerosol specification in single-column Community Atmosphere Model version 5

... Single-column model (SCM) capability is an im- portant tool for general circulation model ...the Community At- mosphere Model (CAM5) is shown to handle aerosol initial- ization and advection ...

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A unified parameterization of clouds and turbulence using CLUBB and subcolumns in the Community Atmosphere Model

A unified parameterization of clouds and turbulence using CLUBB and subcolumns in the Community Atmosphere Model

... convection-permitting model within each grid col- umn of a climate model, thereby unifying the description of cloud features larger than about 4 km in the horizontal ...

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Implementation of the chemistry module MECCA (v2.5) in the modal aerosol version of the Community Atmosphere Model component (v3.6.33) of the Community Earth System Model

Implementation of the chemistry module MECCA (v2.5) in the modal aerosol version of the Community Atmosphere Model component (v3.6.33) of the Community Earth System Model

... routine, model performance is lim- ited by the speed of the slowest column ...subset. Model load- balancing optimizations (available since CAM version ...solve model physics separately from the ...

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Toward a minimal representation of aerosols in climate models: description and evaluation in the Community Atmosphere Model CAM5

Toward a minimal representation of aerosols in climate models: description and evaluation in the Community Atmosphere Model CAM5

... the model treatment of aerosol processes and properties, and some are related to the model treatment of cloud and other physical ...the model, and in-cloud wet-removal rates of aerosols are ...the ...

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Downscale cascades in tracer transport test cases: an intercomparison of the dynamical cores in the Community Atmosphere Model CAM5

Downscale cascades in tracer transport test cases: an intercomparison of the dynamical cores in the Community Atmosphere Model CAM5

... We use these tests to determine the accuracy of the hori- zontal tracer transport algorithms in three dynamical cores of NCAR’s CAM version 5: CAM-FV, CAM-EUL and CAM- SE. We use error norms, normalized tracer variance ...

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Description and evaluation of a new four-mode version of the Modal Aerosol Module (MAM4) within version 5.3 of the Community Atmosphere Model

Description and evaluation of a new four-mode version of the Modal Aerosol Module (MAM4) within version 5.3 of the Community Atmosphere Model

... influence model simulated burden, lifetime, physical, chemical and optical properties, and the climate forcing of carbonaceous ...the Community At- mosphere Model version 5 (CAM5) by introducing an ...

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The Specified Chemistry Whole Atmosphere Community Climate Model (SC-WACCM)

The Specified Chemistry Whole Atmosphere Community Climate Model (SC-WACCM)

... the Community Earth System Model (CESM1): the Specified Chemistry Whole Atmosphere Community Climate Model ...middle atmosphere-resolving model with prescribed, rather than ...

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An analytical model for soil atmosphere feedback

An analytical model for soil atmosphere feedback

... presented model is designed to study how the influence of (land-use) changes propagates downwind on the continental scale (on weekly to monthly time scales), ...

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A spectral coupled ocean-atmosphere model

A spectral coupled ocean-atmosphere model

... ocean-atmosphere model, suitable for studying the El-Nino Southern Oscillation, has been ...the model have been performed with realistic topography and seasonal variations in the atmospheric ...

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A variational data assimilation system for soil–atmosphere flux estimates for the Community Land Model (CLM3.5)

A variational data assimilation system for soil–atmosphere flux estimates for the Community Land Model (CLM3.5)

... variational model, the technique eventually provides reliable estimates of turbulent heat ...the Atmosphere Land Exchange Inverse (ALEXI) model and the MW-based VU Amsterdam NASA surface soil ...

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Development and Validation of the Whole Atmosphere Community Climate Model With Thermosphere and Ionosphere Extension (WACCM‐X 2.0)

Development and Validation of the Whole Atmosphere Community Climate Model With Thermosphere and Ionosphere Extension (WACCM‐X 2.0)

... Earlier work, and the initial release of WACCM-X 1.0 (Liu et al., 2010), included diffusive processes in the neu- tral thermosphere and a preliminary implementation of thermospheric neutral dynamics, using the CAM ...

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On the Walker’ Model for the Carbon Dioxide in the Earth’s Atmosphere

On the Walker’ Model for the Carbon Dioxide in the Earth’s Atmosphere

... the atmosphere will have increased considerably, while the concentrations in the oceans would grow very ...growth model, the planet Earth would suffer a rise in temperature on the Earth surface difficult to ...

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Model atmosphere studies of Wolf-Rayet stars

Model atmosphere studies of Wolf-Rayet stars

... In the unlikely event that the author did not send a complete manuscript and there are missing pages, these will be noted.. Copyright of the Dissertation is held by the Au[r] ...

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Numerical Simulation of Acoustic Gravity Waves  Propagation in a Heterogeneous Earth Atmosphere Model with Wind in the Atmosphere

Numerical Simulation of Acoustic Gravity Waves Propagation in a Heterogeneous Earth Atmosphere Model with Wind in the Atmosphere

... Figure 3. A snapshot of a wave field for the horizontal ve- locity component u x (x,y,z), at t = 10 sec with wind in the atmosphere (wind speed 50 m·sec –1 ). waves in an elastic medium has been demonstrated. The ...

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