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Introduction to Adjoint Techniques and the MM5 Adjoint Modeling System
Adjoint models are increasingly applied to many problems in meteorology and oceanography. The adjoint model of MM5 is a tool which effectively computes the gradient (or a...- publication PDF
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The International Comprehensive Ocean-Atmosphere Data Set – Meeting users nee...
The International Comprehensive Ocean-Atmosphere Data Set (ICOADS) is a collection and archive of in situ marine observations, which has been developed over several decades as...- publication PDF
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The correlation between electron temperature and density in the topside ionos...
Detection of Electro-Magnetic Emissions Transmitted from Earthquake Regions satellite data have been used to investigate the global relationship between electron density (Ne)...- publication PDF
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Summer Fellowship in Scientific Computing / Computing Facility Summer 1977
This represents a collection of papers written by graduate students participating in the 1977 Summer Fellowship Program in Scientific Computing. Included are brief descriptions...- publication PDF
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Ozone Monitoring Instrument (OMI) collection 4: Establishing a 17-year-long s...
The Ozone Monitoring Instrument (OMI) was launched on 15 July 2004, with an expected mission lifetime of 5 years. After more than 17 years in orbit the instrument is still...- publication PDF
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Oscillation of the ionosphere at planetary-wave periods
F-region ionospheric oscillations at planetary-wave (PW) periods (2-20days) are investigated, with primary focus on those oscillations transmitted to the ionosphere by PW...- publication PDF
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New aspects of the ionospheric response to the October 2003 superstorms from ...
The total electron content (TEC) data measured by the Jason, CHAMP, GRACE, and SAC-C satellites, the in situ electron densities from CHAMP and GRACE, and the vertical E × B...- publication PDF
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A new scenario framework for climate change research: The concept of shared s...
The new scenario framework for climate change research envisions combining pathways of future radiative forcing and their associated climate changes with alternative pathways of...- publication PDF
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Assessing the accuracy of a linearized observation operator for assimilation ...
Assimilation into numerical weather models of the refractivity, Abel-retrieved from radio occultations, as the local refractivity at ray tangent point may result in large errors...- publication PDF
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Volcanic forcing degrades multiyear-to-decadal prediction skill in the tropic...
Volcanic aerosol forcing can affect global climate, but its role in climate prediction remains poorly understood. We isolate the impact of volcanic eruptions on...- publication PDF
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Case Studies on Convective Storms / Case Study 7, 25 July 1976: Mature Storm ...
A multicell storm which developed near New Raymer moved south and merged with an intense storm in the Fort Morgan area, forming the major elements of the mature hailstorm that...- publication PDF
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Dynamical structures of cross-domain forecast error covariance of a simulated...
Understanding the dynamics of the flow-dependent forecast error covariance across the air-sea interface is beneficial toward revealing the potential influences of strongly...- publication PDF
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The optimal state for gravity currents in shear
This study examines the lifting of sheared environmental air by gravity currents, focusing primarily on the theoretical "optimal state" in which near-surface flow is turned into...- publication PDF
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Global cloud-resolving models
Global cloud-resolving models (GCRMs) are a new type of atmospheric model which resolve nonhydrostatic accelerations globally with kilometer-scale resolution. This review...- publication PDF
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The "weather intelligence for renewable energies" benchmarking exercise on sh...
A benchmarking exercise was organized within the framework of the European Action Weather Intelligence for Renewable Energies (“WIRE”) with the purpose of evaluating the...- publication PDF
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A simulation study on the time delay of daytime thermospheric temperature res...
In this study, the National Center for Atmospheric Research Thermosphere Ionosphere Electrodynamic General Circulation Model is used to explore the physical mechanisms of the...- publication PDF
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Role of vertical and horizontal mixing in the tape recorder signal near the t...
Nearly all air enters the stratosphere through the tropical tropopause layer (TTL). The TTL therefore exerts a control on stratospheric chemistry and climate. The hemispheric...- publication PDF
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CMIP5 climate model analyses: Climate extremes in the United States
This is the fourth in a series of four articles on historical and projected climate extremes in the United States. Here, we examine the results of historical and future climate...- publication PDF
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Temperature trends in the NARCCAP regional climate models
The skill of six regional climate models (RCMs) in reproducing short-term (24-yr), observed, near-surface temperature trends when driven by reanalysis is examined. The RCMs are...- publication PDF
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Accuracy assessment of the quiet-time ionospheric F2 peak parameters as deriv...
The Constellation Observing System for Meteorology, Ionosphere, and Climate 2 (COSMIC-2) mission was launched into a low-inclination (24 degrees) orbit on June 25, 2019. Six...- publication PDF
