Self-consistent modeling of electron precipitation and responses in the ionosphere

The time evolution of height-dependent (a) electron density, (b) ionization rate, (c) Pedersen conductivity, and (d) Hall conductivity at MLT = 6 and magnetic latitude of 60
Monday, June 18, 2018

Stan Solomon et al, dicuss a new modeling capability that self-consistently couples physics-based magnetospheric 18 electron precipitation with its impact on the ionosphere, representing a significant improvement over previous models.

Francis Vitt

Francis Vitt is a Software Engineer/Programmer in the High Altitude Observatory at NCAR.

Nicholas Pedatella

Nicholas Pedatella is a Scientist at the High Altitude Observatory of the National Center for Atmospheric Research.

Zonally-Symmetric Oscillations of the Thermosphere at Planetary-Wave Periods

responses at 120 km due to different lower boundary forcing of the TIEGCM
Friday, May 11, 2018

New mechanisms for imposing planetary-wave (PW) variability on the ionosphere thermosphere system are discovered in numerical experiments conducted with the National Center for Atmospheric Research (NCAR) Thermosphere-Ionosphere- Electrodynamics General circulation Model (TIE-GCM).

WACCM Simulations of Zonal Mean Gravity Wave Drag Short-term Variability in the Southern Hemisphere Mesosphere

Gravity wave drag anomaly
Friday, March 16, 2018

Whole Atmosphere Community Climate Model (WACCM) simulations are used to investigate the short-term (30-day) temporal variability in the mid- and high-latitude Southern Hemisphere mesosphere.

Faster Traveling Atmosphere Disturbances Caused by Polar Ionosphere Turbulence Heating

Meridional wind variability
Wednesday, February 28, 2018

For the first time, a new module enables Jing Liu and others to investigate the intimate coupling between polar turbulence electron heating and thermosphere disturbances in the context of a first principle, self-consistent model.

Development and Validation of the Whole Atmosphere Community Climate Model with Thermosphere and Ionosphere Extension (WACCM-X)

 WACCM-X simulations image
Wednesday, February 14, 2018

H.Liu et al. have improved a comprehensive numerical model, the Whole Atmosphere Community Climate Model with thermosphere and ionosphere extension (WACCM-X).

WACCM-X Recent Publications

Liu, H.-L., C. G. Bardeen, B. T. Foster, P. Lauritzen, J. Liu, G. Lu, D. R. Marsh, A. Maute, J. M. McInerney, N. M. Pedatella, L. Qian, A. D. Richmond, R. G. Roble, S. C. Solomon, F. M. Vitt, and W.

First Results from the Ionospheric Extension of WACCM-X during the Deep Solar Minimum Year of 2008

Comparisons of hmF2
Wednesday, February 7, 2018

The Whole Atmosphere Community Climate Model with thermosphere and ionosphere extension (WACCM-X) is a numerical model of the


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