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By Yongliang Zhang, Larry J. Paxton

The aurora is the main seen manifestation of the relationship of the Earth to the gap surroundings and has encouraged awe, interest, and medical inquiry for centuries.  contemporary advances in staring at ideas and modeling and theoretical paintings have published new auroral phenomena, supplied a greater realizing of auroral dynamics, and feature ended in an improved potential for auroral forecasts.

This monograph good points discussions of:                                       

  • New auroral phenomena as a result ring present ion and polar rain electron precipitation
  • Various auroral kinds and hemispheric asymmetry
  • Auroral version improvement and MHD simulations
  • Application of the auroral observations for radio absorption and scintillation
  • Aurora nowcast and forecast for house climate operations 

Auroral Dynamics and area Weather is a important contribution for scientists, researchers, area climate operators, and scholars of Earth's area environment.

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Thorne, L. R. Lyons, V. Angelopoulos, S. B. Mende, J. Bonnell, O. Le Contel, C. Cully, R. Ergun, and U. 1029/2011GL048281. , J. Bortnik, W. Li, R. M. Thorne, L. Chen, L. R. Lyons, V. Angelopoulos, S. B. Mende, J. Bonnell, O. Le Contel, C. Cully, R. Ergun, and U. Auster (2011b), Multievent study of the correlation between pulsating aurora and whistler mode chorus e­missions, J. Geophys. 1029/2011JA016876. Oguti, T. (1976), Recurrent auroral patterns, J. Geophys. , 81, 1782–1786. Oguti, T. (1978), Observations of rapid auroral fluctuations, J.

P. McFadden (1993), The acceleration of electrons by electromagnetic ion cyclotron waves, in R. L. ), Auroral Plasma Dynamics, Geophys. Monograph. Series Vol. 80, Washington, DC: AGU, 155–161. Thomas, R. , and P. Rothwell (1979), A latitude effect in the periodicity of auroral pulsating patches, J. Atmosph. Terr. , 41, 1179–1184. Thomas, R. , and H. C. Stenbaek‐Nielsen (1981), Recurrent propagating auroral forms in pulsating auroras, J. Atmosph. Terr. , 43, 243–254. , and G. P. Compo (1998), A practical guide to wavelet analysis, Bull.

The observed flux modulation frequencies of ~10 Hz and ~100 Hz are comparable to the O+ and proton gyrofrequencies, respectively, in the auroral acceleration region, prompting Temerin et al. [1986] to propose oblique electromagnetic cyclotron waves as responsible for p­ roducing the flux modulations. These waves have a phase velocity that increases as they move downward from the source region, allowing electrons accelerated by the waves to remain in resonance over a considerable d­istance [Swift, 1968, 1970; Kletzing, 1994].

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