Search Results - "Pedersen, Todd R."

Creation of visible artificial optical emissions in the aurora by high-power radio waves by Pedersen, Todd. R, Gerken, Elizabeth A

“…Generation of artificial light in the sky by means of high-power radio waves interacting with the ionospheric plasma has been envisaged since the early days of…”
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The electrodynamic effects of MOSC‐like plasma clouds by Retterer, John, Groves, Keith M., Pedersen, Todd R., Caton, Ronald G.

“…The effects on the plasma/electrodynamic environment in the low‐latitude ionosphere produced by the artificial plasma clouds created in the Metal Oxide Space…”
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Empirical modeling of plasma clouds produced by the Metal Oxide Space Clouds experiment by Pedersen, Todd R., Caton, Ronald G., Miller, Daniel, Holmes, Jeffrey M., Groves, Keith M., Sutton, Eric

“…The Advanced Research Project Agency (ARPA) Long‐Range Tracking And Instrumentation Radar (ALTAIR) radar at Kwajalein Atoll was used in incoherent scatter mode…”
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A combined spectroscopic and plasma chemical kinetic analysis of ionospheric samarium releases by Holmes, Jeffrey M., Dressler, Rainer A., Pedersen, Todd R., Caton, Ronald G., Miller, Daniel

“…Two rocket‐borne releases of samarium vapor in the upper atmosphere occurred in May 2013, as part of the Metal Oxide Space Clouds experiment. The releases were…”
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Observations of the Ionosphere Using the Tiny Ionospheric Photometer by Coker, Clayton, Dymond, Kenneth F., Budzien, Scott A., Chua, Damien H., Liu, Jann-Yenq, Anderson, David N., Basu, Sunanda, Pedersen, Todd R.

“…The Tiny Ionospheric Photometer (TIP) on the Constellation Observing System for Meteorology, Ionosphere, and Climate (FORMOSAT-3/COSMIC) characterizes the…”
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A physics‐based model for the ionization of samarium by the MOSC chemical releases in the upper atmosphere by Bernhardt, Paul A., Siefring, Carl L., Briczinski, Stanley J., Viggiano, Albert, Caton, Ronald G., Pedersen, Todd R., Holmes, Jeffrey M., Ard, Shaun, Shuman, Nicholas, Groves, Keith M.

“…Atomic samarium has been injected into the neutral atmosphere for production of electron clouds that modify the ionosphere. These electron clouds may be used…”
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Artificial ionospheric modification: The Metal Oxide Space Cloud experiment by Caton, Ronald G., Pedersen, Todd R., Groves, Keith M., Hines, Jack, Cannon, Paul S., Jackson‐Booth, Natasha, Parris, Richard T., Holmes, Jeffrey M., Su, Yi‐Jiun, Mishin, Evgeny V., Roddy, Patrick A., Viggiano, Albert A., Shuman, Nicholas S., Ard, Shaun G., Bernhardt, Paul A., Siefring, Carl L., Retterer, John, Kudeki, Erhan, Reyes, Pablo M.

“…Clouds of vaporized samarium (Sm) were released during sounding rocket flights from the Reagan Test Site, Kwajalein Atoll in May 2013 as part of the Metal…”
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Multisite Optical Imaging of Artificial Ionospheric Plasmas by Pedersen, T. R., Holmes, J. M., Gustavsson, B., Mills, T. J.

“…Artificial ionospheric plasmas are formed on the bottom side of the natural ionospheric F region during high-power high-frequency (HF) heating experiments and…”
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RF-Induced Airglow Observed Using Composite Multispectral Imaging by Holmes, J. M., Pedersen, T. R., Mills, T. J.

“…Atmospheric airglow emissions accompanying artificial ionospheric plasmas occur when the bottom-side ionospheric F-region is exposed to high-power HF heating…”
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Empirical modeling of plasma clouds produced by the Metal Oxide Space Clouds experiment: MOSC Empirical Cloud Model by Pedersen, Todd R., Caton, Ronald G., Miller, Daniel, Holmes, Jeffrey M., Groves, Keith M., Sutton, Eric

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HF-induced airglow at magnetic zenith: Thermal and parametric instabilities near electron gyroharmonics by Mishin, E. V., Kosch, M. J., Pedersen, T. R., Burke, W. J.

“…We analyze airglow induced by intense radio waves at the High‐frequency Active Auroral Research Program (HAARP) facility for pump frequencies f0 near the…”
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First observations of HF heater-produced airglow at the High Frequency Active Auroral Research Program facility: Thermal excitation and spatial structuring by Pedersen, Todd R., Carlson, Herbert C.

“…HF heater‐produced artificial airglow emissions at 630.0 nm were detected at the High Frequency Active Auroral Research Program (HAARP) ionospheric research…”
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Structure of polar cap patches and fast shear flows following the CME impact on 22 January 2012 inferred from GPS scintillation spectra by Carrano, Charles S., Basu, Santimay, Basu, Sunanda, MacKenzie, Eileen, Groves, Keith M., Pedersen, Todd R., Holmes, Jeffrey M.

“…Polar cap patches are localized enhancements in ionospheric density which originate from solar EUV ionization on the dayside, enter the polar cap at the…”
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