Search Results - "Halford, Alexa"

The Role of Localized Compressional Ultra‐low Frequency Waves in Energetic Electron Precipitation by Rae, I. Jonathan, Murphy, Kyle R., Watt, Clare E. J., Halford, Alexa J., Mann, Ian R., Ozeke, Louis G., Sibeck, David G., Clilverd, Mark A., Rodger, Craig J., Degeling, Alex W., Forsyth, Colin, Singer, Howard J.

“…Typically, ultra‐low frequency (ULF) waves have historically been invoked for radial diffusive transport leading to acceleration and loss of outer radiation…”
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Investigating energetic electron precipitation through combining ground‐based and balloon observations by Clilverd, Mark A., Rodger, Craig J., McCarthy, Michael, Millan, Robyn, Blum, Lauren W., Cobbett, Neil, Brundell, James B., Danskin, Donald, Halford, Alexa J.

“…A detailed comparison is undertaken of the energetic electron spectra and fluxes of two precipitation events that were observed in 18/19 January 2013. A novel…”
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EMIC waves and associated relativistic electron precipitation on 25–26 January 2013 by Zhang, Jichun, Halford, Alexa J., Saikin, Anthony A., Huang, Chia‐Lin, Spence, Harlan E., Larsen, Brian A., Reeves, Geoffrey D., Millan, Robyn M., Smith, Charles W., Torbert, Roy B., Kurth, William S., Kletzing, Craig A., Blake, J. Bernard, Fennel, Joseph F., Baker, Daniel N.

“…Using measurements from the Van Allen Probes and the Balloon Array for RBSP Relativistic Electron Losses (BARREL), we perform a case study of electromagnetic…”
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Using Application Usability Levels to support tracking the health of Heliophysics by Klenzing, Jeff, Halford, Alexa J., Kellerman, Adam, Thompson, Barbara

“…The Application Usability Level (AUL) framework describes how a project advances from basic research to operation-ready applications. Here we expand upon the…”
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sami2py—Overview and applications by Klenzing, Jeff, Smith, Jonathon M., Halford, Alexa J., Huba, J. D., Burrell, Angeline G.

“…sami2py is a Python module that runs the SAMI2 (Sami2 is Another Model of the Ionosphere) ionospheric model, as well as load and archive the results. SAMI2 is…”
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Investigation of the drivers and atmospheric impacts of energetic electron precipitation by Pettit, Joshua, Elliott, Sadie, Randall, Cora, Halford, Alexa, Jaynes, Allison, Garcia-Sage, Katherine

“…The drivers and atmospheric impacts of energetic electron precipitation are not yet well understood. Further, electron precipitation is often poorly…”
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A system science perspective of the drivers of equatorial plasma bubbles by Klenzing, Jeff, Halford, Alexa J., Liu, Guiping, Smith, Jonathon M., Zhang, Yongliang, Zawdie, Kate, Maruyama, Naomi, Pfaff, Rob, Bishop, Rebecca L.

“…The complex drivers of equatorial plasma bubbles and resulting scintillation requires a system science approach spanning the…”
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Thoughts from a past AGU SPA fellows committee by Halford, Alexa J., Burrell, Angeline G., Yizengaw, Endawoke, Bothmer, Volker, Carter, Brett A., Raymond, John C., Maute, Astrid, Samara, Marilia, Maruyama, Naomi, Alves, Livia R.

“…Community honours, such as those bestowed by professional scientific societies like the American Geophysical Union (AGU) are an important element of both…”
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Supporting Responsible Machine Learning in Heliophysics by Narock, Ayris, Bard, Christopher, Thompson, Barbara J, Halford, Alexa J, McGranaghan, Ryan M, Silva, Daniel da, Kosar, Burcu, Shumko, Mykhaylo

“…Over the last decade, Heliophysics researchers have increasingly adopted a variety of machine learning methods such as artificial neural networks, decision…”
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GMAG: An open-source python package for ground-based magnetometers by Murphy, Kyle R., Rae, I. Jonathan, Halford, Alexa J., Engebretson, Mark, Russell, Christopher T., Matzka, Jürgen, Johnsen, Magnar G., Milling, David K., Mann, Ian R., Kale, Andy, Xu, Zhonghua, Connors, Martin, Angelopoulos, Vassilis, Chi, Peter, Tanskanen, Eija

“…Magnetometers are a key component of heliophysics research providing valuable insight into the dynamics of electromagnetic field regimes and their coupling…”
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Understanding the properties, wave drivers, and impacts of electron microburst precipitation: Current understanding and critical knowledge gaps by Elliott, Sadie S., Breneman, Aaron, Colpitts, Christopher, Bortnik, Jacob, Jaynes, Allison, Halford, Alexa, Shumko, Mykhaylo, Blum, Lauren, Chen, Lunjin, Greeley, Ashley, Turner, Drew

“…Microbursts are impulsive (<1s) injections of very energetic to relativistic electrons (energies from a few keV to MeV) into Earth’s atmosphere. They are…”
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Data needs to be a priority by Halford, Alexa J., Chen, Thomas Y., Rastaetter, Lutz

“…Findability, Accessibility, Interoperability, and Reusability (FAIR) data are essential to heliophysics and all scientific research. The principles of FAIR…”
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Raising awareness on mental health in the heliophysics community by Nikoukar, Romina, Regoli, Leonardo, Halford, Alexa J., Zettergren, Matthew D., Dialynas, Konstantinos, Filwett, Rachael

“…To foster greater diversity, equity, and inclusion within the field of space sciences, it is crucial that we recognize and proactively address the mental…”
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Application Usability Levels: A Framework for Tracking Project Product Progress by Halford, Alexa J, Kellerman, A C, Garcia-Sage, K, Klenzing, J, Carter, B A, Mcgranaghan, R M, Guild, T, Cid, C, Henney, C J, Ganushkina, N Yu, Burrell, A G, Terkildsen, M, Welling, D T, Murray, S A, Leka, K D, McCollough, J P, Thompson, B J, Pulkkinen, A, Fung, S F, Bingham, S, Bisi, M M, Liemohn, M W, Walsh, B M, Morley, S K

“…The space physics community continues to grow and become both more interdisciplinary and more intertwined with commercial and government operations. This has…”
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Editorial: The future of space physics 2022 by Borovsky, Joseph E., Delzanno, Gian Luca, Erickson, Philip J., Halford, Alexa Jean, Lavraud, Benoit, Savage, Sabrina

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Tips for writing a good recommendation letter by Burrell, Angeline G., Jones, McArthur, Zawdie, Kate A., Coxon, John C., Halford, Alexa J.

“…Bias exists in letters of recommendation, and it is reflected in the language used to describe and evaluate different candidates for countless opportunities in…”
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Editorial: Driving towards a more diverse space physics research community—perspectives, initiatives, strategies, and actions by Liemohn, Michael W., Jones, Mcarthur, Blanco-Cano, Xochitl, Coxon, John, Halford, Alexa J., Ngwira, Chigomezyo

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Recommendations on simple but transformative diversity, equity, and inclusion measures in Heliophysics over the next decade by Jones, McArthur, Burrell, Angeline G., Gannon, Jennifer L., Halford, Alexa J., Jaynes, Allison N., Maute, Astrid, Thiero, Kadidia

“…It is well established that, in order to perform at their peak ability, a person must feel accepted, safe, and valued at work. Therefore, it is imperative to…”
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Proton aurora and relativistic electron microbursts scattered by electromagnetic ion cyclotron waves by Shumko, Mykhaylo, Gallardo-Lacourt, Bea, Halford, Alexa Jean, Blum, Lauren W., Liang, Jun, Miyoshi, Yoshizumi, Hosokawa, Keisuke, Donovan, Eric, Mann, Ian R., Murphy, Kyle, Spanswick, Emma L., Blake, J. Bernard, Looper, Mark D., Gillies, D. Megan

“…Charged particle precipitation from Earth’s magnetosphere results in stunning displays of the aurora and energy transfer into the atmosphere. Some of this…”
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Impacts of acoustic and gravity waves on the ionosphere by Zawdie, Kate, Belehaki, Anna, Burleigh, Meghan, Chou, Min-Yang, Dhadly, Manbharat S., Greer, Katelynn, Halford, Alexa J., Hickey, Dustin, Inchin, Pavel, Kaeppler, Stephen R., Klenzing, Jeff, Narayanan, Viswanathan Lakshmi, Sassi, Fabrizio, Sivakandan, Mani, Smith, Jonathon M., Zabotin, Nikolay, Zettergren, Matthew D., Zhang, Shun-Rong

“…The impact of regional-scale neutral atmospheric waves has been demonstrated to have profound effects on the ionosphere, but the circumstances under which they…”
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