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Combining airborne gas and aerosol measurements with HYSPLIT: A...
The history of air masses is often investigated using backward trajectories to gain knowledge about processes along the air parcel path as well as possible source regions. Here,...- publication PDF
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A microwave land data assimilation system: Scheme and preliminary evaluation...
To make use of satellite microwave observations for estimating soil moisture, a dual-pass land data assimilation system (DLDAS) is developed in this paper by incorporating a...- publication PDF
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A dynamic blending scheme to mitigate large-scale bias in regional models
Several blending methods have been developed in dynamic downscaling and rapid cycled data assimilation. Blending the large-scale part of the global model (GM) analysis or...- publication PDF
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Large-eddy simulations of magnetohydrodynamic turbulence in heliophysics and...
We live in an age in which high-performance computing is transforming the way we do science. Previously intractable problems are now becoming accessible by means of increasingly...- publication PDF
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Commentary on "O variability in the troposphere as observed by IASI over...
Evaluation and attribution of variability and trends in tropospheric ozone requires consideration not only of the spatial distribution of ozone precursor emissions and their...- publication PDF
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The Pilatus unmanned aircraft system for lower atmospheric research
This paper presents details of the University of Colorado (CU) "Pilatus" unmanned research aircraft, assembled to provide measurements of aerosols, radiation and thermodynamics...- publication PDF
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Low-latitude boundary layer clouds as seen by CALIPSO
The distribution of low-level cloud in the tropical belt is investigated using 6 months of Level 2 retrievals from Cloud-Aerosol Lidar and Infrared Pathfinder Satellite...- publication PDF
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Interannual variability of carbon monoxide emission estimates over South...
We present the first inverse modeling study to estimate CO emissions constrained by both surface and satellite observations. Our 4D-Var system assimilates National Oceanic and...- publication PDF
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Estimating the meridional extent of adiabatic mixing in the stratosphere...
Wave-induced adiabatic mixing in the winter midlatitudes is one of the key processes impacting stratospheric transport. Understanding its strength and structure is vital to...- publication PDF
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The strong impact of weak horizontal convergence on continental shallow convection
Idealized large-eddy simulation (LES) is a basic tool for studying three-dimensional turbulence in the planetary boundary layer. LES is capable of providing benchmark solutions...- publication PDF
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Optimizing high-resolution Community Earth System Model on a heterogeneous...
With semiconductor technology gradually approaching its physical and thermal limits, recent supercomputers have adopted major architectural changes to continue increasing the...- publication PDF
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Aura/MLS observes and SD-WACCM-X simulates the seasonality, quasi-biennial...
This work uses 17 years of upper mesospheric carbon monoxide (CO) and temperature observations by the microwave limb sounder (MLS) on-board the Aura satellite to present and...- publication PDF
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The Model of Emissions of Gases and Aerosols from Nature version 2.1...
The Model of Emissions of Gases and Aerosols from Nature version 2.1 (MEGAN2.1) is a modeling framework for estimating fluxes of biogenic compounds between terrestrial...- publication PDF
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Observational evidence of horizontal transport-driven dehydration in the TTL
A recent airborne study obtained extensive measurements in the tropical tropopause layer (TTL) over the western Pacific and provided the first opportunity to examine the...- publication PDF
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Balance of the background-error variances in the ensemble assimilation...
This paper quantifies the linear mass wind field balance and its temporal variability in the global data assimilation system Data Assimilation Research Testbed/Community...- publication PDF
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Coronal hydromagnetic implosions
The released magnetic energy in coronal events, i.e. in flares and coronal mass ejections (CMEs), is believed to have been stored locally in the coronal magnetic field. The...- publication PDF
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Case Studies on Convective Storms / Case Study 3, 8 June 1976: First Echo Case
Extensive coverage by three aircraft in the inflow region of a maturing storm highlighted the investigation of 8 June 1976. The synoptic conditions supported convection of...- publication PDF
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Evaluating the accuracy and uncertainty of atmospheric and wave model...
Various uncertainties exist in a hindcast due to the inabilities of numerical models to resolve all the complicated atmosphere-sea interactions, and the lack of certain ground...- publication PDF
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Global effects of a polar solar eclipse on the coupled...
It is well-known that solar eclipses can significantly impact the ionosphere and thermosphere, but how an eclipse influences the magnetosphere-ionosphere system is still...- publication PDF
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Design and ground calibration of the helioseismic and magnetic imager (HMI)...
The Helioseismic and Magnetic Imager (HMI) investigation (Solar Phys. doi:10.1007/s11207-011-9834-2, 2011) will study the solar interior using helioseismic techniques as well as...- publication PDF
