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New empirical formulation for the sublimational breakup of graupel and dendritic snow
Ice fragments are generated by sublimation of ice particles in subsaturated conditions in natural clouds. Conceivably, such sublimational breakup would be expected to cause ice...- publication PDF
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Cloud phase and relative humidity distributions over the Southern Ocean in...
Cloud phase and relative humidity (RH) distributions at -67 degrees to 0 degrees C over the Southern Ocean during austral summer are compared between in situ airborne...- publication PDF
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Relative importance of nitric oxide physical drivers in the lower thermosphere
Nitric oxide (NO) observations from the Solar Occultation for Ice Experiment and Student Nitric Oxide Explorer satellite instruments are investigated to determine the relative...- publication PDF
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Reversed dynamo at small scales and large magnetic prandtl number
We show that at large magnetic Prandtl numbers, the Lorentz force does work on the flow at small scales and drives fluid motions, whose energy is dissipated viscously. This...- publication PDF
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Combining magnetohydrostatic constraints with Stokes profiles inversions
Context. Inversion codes for the polarized radiative transfer equation, when applied to spectropolarimetric observations (i.e., Stokes vector) in spectral lines, can be used to...- publication PDF
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Aircraft observations of rapid meridional transport from the tropical...
Meridional transport from the tropics redistributes ozone and water vapor at middle and high latitudes. In situ measurements of water vapor, CHâ, and NâO, acquired aboard...- publication PDF
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Technical Note: Review of methods for linear least-squares fitting of data...
The representation of data, whether geophysical observations, numerical model output or laboratory results, by a best fit straight line is a routine practice in the geosciences...- publication PDF
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Forestation in CMIP6: wide model spread in tree cover and land carbon uptake
Forestation is expected to play an significant role as a terrestrial carbon dioxide removal technology in low-emission scenarios by storing carbon in the biosphere, thereby...- publication PDF
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Preparation of Kepler light curves for asteroseismic analyses
The Kepler mission is providing photometric data of exquisite quality for the asteroseismic study of different classes of pulsating stars. These analyses place particular...- publication PDF
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Examination of brown carbon absorption from wildfires in the western US...
Light absorbing organic carbon, or brown carbon (BrC), can be a significant contributor to the visible light absorption budget. However, the sources of BrC and the contributions...- publication PDF
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Environmental drivers of coccolithophore growth in the Pacific sector of the...
The Great Calcite Belt (GCB) is a band of high concentrations of suspended particulate inorganic carbon (PIC) spanning the subantarctic Southern Ocean and plays an important...- publication PDF
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Parameterization of wind farms in climate models
For assessing the impacts of wind farms on regional climate, wind farms may be represented in climate models by an increase in aerodynamic roughness length. Studies employing...- publication PDF
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Simulating real atmospheric boundary layers at gray-zone resolutions: How do...
Recent computational and modeling advances have led a diverse modeling community to experiment with atmospheric boundary layer (ABL) simulations at subkilometer horizontal...- publication PDF
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A Spectral Vegetation Radiometer for Airborne Boundary-layer Research
This document presents a comprehensive description of the Spectral Vegetation Radiometer (SVR) used on NCAR aircraft to derive information about the vegetation cover....- publication PDF
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Eddy influences on the Hadley circulation
Variations in the width and strength of the Hadley cells are associated with many radiative, thermodynamic, and dynamical forcings. The physical mechanisms driving these...- publication PDF
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GPS Networks for Atmospheric Sensing
Phase delays induced in GPS signals by the ionosphere and neutral atmosphere can be measured with high precision simultaneously along a dozen or so GPS ray paths in the field of...- publication PDF
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The role of the land-surface model for climate change projections over the...
The importance of land-surface processes within Regional Climate Models for accurately reproducing the present-day climate is well known. However, their role when projecting...- publication PDF
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GOLD synoptic observations of quasi-6-day wave modulations of post-sunset...
Using observations from the Global-scale Observations of the Limb and Disk (GOLD) mission, we investigate post-sunset ionospheric responses to the September 2019 Antarctic...- publication PDF
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Bayesian parameter estimation and interpretation for an intermediate model...
We present a Bayesian model for estimating the parameters of the VS-Lite forward model of tree-ring width for a particular chronology and its local climatology. The scheme also...- publication PDF
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A set of diagnostics for evaluating chemistry-climate models in the...
Three related diagnostics are used to evaluate the representation of chemical transport processes in the extratropical upper troposphere and lower stratosphere (UTLS) by...- publication PDF