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Solving the radiation belt riddle: a guide to phase space density

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Solving the radiation belt riddle: a guide to phase space density. / Hartley, Dave; Denton, Michael.
In: Astronomy and Geophysics, Vol. 55, No. 6, 12.2014, p. 6.17-6.20.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Hartley, D & Denton, M 2014, 'Solving the radiation belt riddle: a guide to phase space density', Astronomy and Geophysics, vol. 55, no. 6, pp. 6.17-6.20. https://doi.org/10.1093/astrogeo/atu247

APA

Hartley, D., & Denton, M. (2014). Solving the radiation belt riddle: a guide to phase space density. Astronomy and Geophysics, 55(6), 6.17-6.20. https://doi.org/10.1093/astrogeo/atu247

Vancouver

Hartley D, Denton M. Solving the radiation belt riddle: a guide to phase space density. Astronomy and Geophysics. 2014 Dec;55(6):6.17-6.20. doi: 10.1093/astrogeo/atu247

Author

Hartley, Dave ; Denton, Michael. / Solving the radiation belt riddle : a guide to phase space density. In: Astronomy and Geophysics. 2014 ; Vol. 55, No. 6. pp. 6.17-6.20.

Bibtex

@article{a4d44e6a37e34794927dc89cfef1b953,
title = "Solving the radiation belt riddle: a guide to phase space density",
abstract = "Spacecraft in the near-Earth environment typically measure the electron flux at a single position and time. It is the ability to interpret these measurements - in parallel with the variations of the geomagnetic field - that is essential to advance the understanding of radiation belt dynamics. Phase space density is a calculated quantity that can account for these magnetic fluctuations - as it utilises a coordinate system relating to the trajectories of radiation belt particles. This article provides a step-by-step review of the techniques used to convert measured electron fluxes to phase space density, independent from satellite instrumentation and detailed analysis. In addition, examples of how specific source and loss processes might be observed in the phase space density signature are discussed.",
author = "Dave Hartley and Michael Denton",
year = "2014",
month = dec,
doi = "10.1093/astrogeo/atu247",
language = "English",
volume = "55",
pages = "6.17--6.20",
journal = "Astronomy and Geophysics",
issn = "1366-8781",
publisher = "Oxford University Press",
number = "6",

}

RIS

TY - JOUR

T1 - Solving the radiation belt riddle

T2 - a guide to phase space density

AU - Hartley, Dave

AU - Denton, Michael

PY - 2014/12

Y1 - 2014/12

N2 - Spacecraft in the near-Earth environment typically measure the electron flux at a single position and time. It is the ability to interpret these measurements - in parallel with the variations of the geomagnetic field - that is essential to advance the understanding of radiation belt dynamics. Phase space density is a calculated quantity that can account for these magnetic fluctuations - as it utilises a coordinate system relating to the trajectories of radiation belt particles. This article provides a step-by-step review of the techniques used to convert measured electron fluxes to phase space density, independent from satellite instrumentation and detailed analysis. In addition, examples of how specific source and loss processes might be observed in the phase space density signature are discussed.

AB - Spacecraft in the near-Earth environment typically measure the electron flux at a single position and time. It is the ability to interpret these measurements - in parallel with the variations of the geomagnetic field - that is essential to advance the understanding of radiation belt dynamics. Phase space density is a calculated quantity that can account for these magnetic fluctuations - as it utilises a coordinate system relating to the trajectories of radiation belt particles. This article provides a step-by-step review of the techniques used to convert measured electron fluxes to phase space density, independent from satellite instrumentation and detailed analysis. In addition, examples of how specific source and loss processes might be observed in the phase space density signature are discussed.

U2 - 10.1093/astrogeo/atu247

DO - 10.1093/astrogeo/atu247

M3 - Journal article

VL - 55

SP - 6.17-6.20

JO - Astronomy and Geophysics

JF - Astronomy and Geophysics

SN - 1366-8781

IS - 6

ER -