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Lidar-observed stress vectors and veer in the atmospheric boundary layer
This study demonstrates that a pulsed wind lidar is a reliable instrument for measuring angles between horizontal vectors of significance in the atmospheric boundary layer....- publication PDF
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Exploring a global multiresolution modeling approach using aquaplanet simulations
Results from aquaplanet experiments performed using the Model for Prediction across Scales (MPAS) hydrostatic dynamical core implemented within the Department of Energy...- publication PDF
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Observation of neutral sulfuric acid-amine containing clusters in laboratory...
Recent ab initio calculations showed that amines can enhance atmospheric sulfuric acid-water nucleation more effectively than ammonia, and this prediction has been substantiated...- publication PDF
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Are current guidelines for sun protection optimal for health? Exploring the evidence
Exposure of the skin to ultraviolet (UV) radiation is the main risk factor for skin cancer, and a major source of vitamin D, in many regions of the world. Sun protection...- publication PDF
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Gas-phase photolysis of Hg(I) radical species: A new atmospheric mercury...
The efficient gas-phase photoreduction of Hg(II) has recently been shown to change mercury cycling significantly in the atmosphere and its deposition to the Earth's surface....- publication PDF
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Evaluation of cold-season precipitation forecasts generated by the hourly...
The hourly updating High-Resolution Rapid Refresh (HRRR) model is evaluated with regard to its ability to predict the areal extent of cold-season precipitation and accurately...- publication PDF
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Microphysical and kinematic structure of convective-scale elements in the...
The detailed microphysical structure and processes associated with the kinematic structure of the inner rainband of Typhoon Matmo (2014) over East China were examined using...- publication PDF
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Constraining the upper level vibrational populations of the N2...
Current and previous thermospheric remote sensing missions use N-2 Lyman-Birge-Hopfield (LBH) band dayglow emission measurements to retrieve line-of-sight thermospheric...- publication PDF
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The impact of multi-species surface chemical observation assimilation on air...
An ensemble Kalman filter data assimilation (DA) system has been developed to improve air quality forecasts using surface measurements of PM10, PM2.5, SO2, NO2, O-3, and CO...- publication PDF
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Impact of the lower atmosphere on the ionosphere response to a geomagnetic superstorm
Numerical simulations in the National Center for Atmospheric Research (NCAR) thermosphere-ionosphere-electrodynamics general circulation model (TIE-GCM) are performed to...- publication PDF
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High-resolution calculations of the solar global convection with the reduced...
We carry out non-rotating high-resolution calculations of the solar global convection, which resolve convective scales of less than 10 Mm. To cope with the low Mach number...- publication PDF
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Sea-ice forecasts with an upgraded AWI coupled prediction system
A new version of the AWI Coupled Prediction System is developed based on the Alfred Wegener Institute Climate Model v3.0. Both the ocean and the atmosphere models are upgraded...- publication PDF
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Impacts of stochastic mixing in idealized convection-permitting simulations...
This study investigates impacts of altering subgrid-scale mixing in "convection-permitting" kilometer-scale horizontal-grid-spacing (Delta(h)) simulations by applying either...- publication PDF
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On the quality of RS41 radiosonde descent data
Radiosonde descent profiles have been available from tens of stations for several years now - mainly from Vaisala RS41 radiosondes. They have been compared with the ascent...- publication PDF
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Water mass transformation budgets in finiteâvolume generalized vertical...
Water Mass Transformation (WMT) theory provides conceptual tools that in principle enable innovative analyses of numerical ocean models; in practice, however, these methods can...- publication PDF
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Shear-parallel mesoscale convective systems in a moist low-inhibition Mei-Yu...
Numerical simulations are performed to investigate organized convection observed in the Asian summer monsoon and documented as a category of mesoscale convective systems (MCSs)...- publication PDF
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An example of the use of mobile, Doppler radar data for tornado verification
On 16 May 2003, two ground-based, mobile, Doppler radars scanned a potentially tornadic supercell in the Texas Panhandle intermittently from â¼0200 to 0330 UTC. The storm...- publication PDF
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Properties of convectively induced turbulence over developing oceanic convection
Convectively induced turbulence (CIT) is an aviation hazard that continues to be a forecasting challenge as operational forecast models are too coarse to resolve turbulence...- publication PDF
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Imaging a large coronal loop using type U solar radio burst interferometry
Solar radio U-bursts are generated by electron beams traveling along closed magnetic loops in the solar corona. Low-frequency (<100 MHz) U-bursts serve as powerful diagnostic...- publication PDF
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Three decades of global methane sources and sinks
Methane is an important greenhouse gas, responsible for about 20% of the warming induced by long-lived greenhouse gases since pre-industrial times. By reacting with hydroxyl...- publication PDF
