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Progress in simulating the quasi-biennial oscillation in CMIP models
The quasi-biennial oscillation (QBO) of the zonal mean zonal wind is the primary mode of variability in the tropical lower stratosphere. The QBO is characterized by alternating...- publication PDF
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A mosaic of the inner heliosphere: Three Carrington rotations during the...
The Whole Heliosphere and Planetary Interactions initiative was established to leverage relatively quiet intervals during solar minimum to better understand the...- publication PDF
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The Ice Particle and Aggregate Simulator (IPAS). Part II: Analysis of a...
Bulk ice-microphysical models parameterize the dynamic evolution of ice particles from advection, collection, and sedimentation through a cloud layer to the surface. Frozen...- publication PDF
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Large-scale traveling ionospheric disturbances origin and propagation: Case...
We investigate the origin, occurrence, and propagation of large-scale traveling ionospheric disturbances (LSTIDs) over the European region during the 19-21 December 2015...- publication PDF
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Trajectory model simulations of ozone (O₃) and carbon monoxide (CO) in the...
A domain-filling, forward trajectory model originally developed for simulating stratospheric water vapor is used to simulate ozone (O₃) and carbon monoxide (CO) in the lower...- publication PDF
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Ionosphere variability during the 2009 SSW: Influence of the lunar...
To investigate ionosphere variability during the 2009 sudden stratosphere warming (SSW), we present simulation results that combine the Whole Atmosphere Community Climate Model...- publication PDF
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Altitude misestimation caused by the Vaisala RS80 pressure bias and its...
Previous research has found that conventional radiosondes equipped with a traditional pressure sensor can be subject to a pressure bias, particularly in the stratosphere. This...- publication PDF
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The Assimilation of GPS Radio Occultation Data and its Impact on Rainfall...
In this study, the Weather Research and Forecasting (WRF-2.0.3.1) model with three-dimensional variational data assimilation (3DVAR) was utilized to study a heavy rainfall event...- publication PDF
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Duration of an ionospheric data assimilation of a coupled...
Initial conditions provide a critical input for accurate numerical forecast models in meteorology and oceanography. In this paper, we address this problem in space weather...- publication PDF
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Wintertime transport of reactive trace gases from East Asia into the deep tropics
Unprecedented growth of East Asian economies has led to increases of anthropogenic pollutants in the regional atmosphere. This pollutant burden is transported into the global...- publication PDF
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A fast parallel solver for the forward problem in electrical impedance tomography
Electrical impedance tomography (EIT) is a noninvasive imaging modality, where imperceptible currents are applied to the skin and the resulting surface voltages are measured. It...- publication PDF
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The heavy rainfall mechanism revealed by a terrain-resolving 4DVar data...
In this research a newly developed terrain-resolving four-dimensional variational (4DVar)-based data assimilation system, Immersed BoundaryMethod_Variational Doppler Radar...- publication PDF
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The upper stratospheric solar cycle ozone response
The solar cycle (SC) stratospheric ozone response is thought to influence surface weather and climate. To understand the chain of processes and ensure climate models adequately...- publication PDF
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A unified approach for process-based hydrologic modeling: 2. Model...
This work advances a unified approach to process-based hydrologic modeling, which we term the "Structure for Unifying Multiple Modeling Alternatives (SUMMA)." The modeling...- publication PDF
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Recent divergences in stratospheric water vapor measurements by frost point...
Balloon-borne frost point hygrometers (FPs) and the Aura Microwave Limb Sounder (MLS) provide high-quality vertical profile measurements of water vapor in the upper troposphere...- publication PDF
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Simulations of the urban planetary boundary layer in an arid metropolitan area
A modified version of the fifth-generation Pennsylvania State University - National Center for Atmospheric Research Mesoscale Model (MM5) was applied to the arid Phoenix,...- publication PDF
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Floral advertisement scent in a changing plant-pollinators market
Plant-pollinator systems may be considered as biological markets in which pollinators choose between different flowers that advertise their nectar/pollen rewards. Although...- publication PDF
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Observations of ice nuclei and heterogeneous freezing in a Western Pacific...
In situ airborne sampling of refractory black carbon (rBC) particles and Ice Nuclei (IN) was conducted in and near an extratropical cyclonic storm in the western Pacific Ocean...- publication PDF
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How stratospheric are deep stratospheric intrusions? LUAMI 2008
A large-scale comparison of water-vapour vertical-sounding instruments took place over central Europe on 17 October 2008, during a rather homogeneous deep stratospheric...- publication PDF
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Assessment and reduction of the physical parameterization uncertainty for...
The community Noah land surface model with multiparameterization options (Noah-MP) provides a plethora of model configurations with varying complexity for land surface modeling....- publication PDF
