Magnetospheric ULF Waves

Magnetospheric ULF Waves
Author: Kazue Takahashi
Publisher: American Geophysical Union
Total Pages: 374
Release: 2006-01-10
Genre: Science
ISBN:

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Published by the American Geophysical Union as part of the Geophysical Monograph Series, Volume 169. Ultra-Low-Frequency (ULF) waves pervade the magnetosphere, a region shaped by the Earth's magnetic fieid and filled with an ionized gas known as plasma. As a mechanism for interaction of particles with fields and as a diagnostic tool for probing the structure of the magnetosphere, ULF waves are a rich medium for research and discovery. With new spacecraft and computer simulations, and ground-based magnetometers and radar networks, we have recently expanded our capacity to analyze ULF waves on a global scale with unprecedented precision. Magnetospheric ULF Waves: Synthesis and New Directions presents state-of-the-art information on ULF waves, and their effect on space weather, from three vantage points: Excitation and propagation Interaction with plasma and energetic particles Magnetospheric diagnostics Scientists, researchers, and students working in space physics, magnetospheric physics, atmospheric physics, climatoiogy and aeronomy will find this book an important resource for current and near-future investigations of the Sun-Earth relationship.

ULF Waves’ Interaction with Cold and Thermal Particles in the Inner Magnetosphere

ULF Waves’ Interaction with Cold and Thermal Particles in the Inner Magnetosphere
Author: Jie Ren
Publisher: Springer
Total Pages: 106
Release: 2019-08-14
Genre: Science
ISBN: 9813293780

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This thesis focuses on ULF (Ultra-low-frequency) waves' interaction with plasmasphere particles and ring current ions in the inner magnetosphere. It first reports and reveals mutual effect between ULF waves and plasmasphere using Van Allen Probes data. The differences and similarities of different ring current ions interacting with ULF waves are extensively explored using Cluster data, which provides a potential explanation for O+-dominated ring current during the magnetic storms. Furthermore, this thesis finds a method to study the phase relationship between ULF waves and drift-bounce resonant particles, and proposes that the phase relationship can be used to diagnose the parallel structure of standing wave electric field and energy transfer directions between waves and particles. The findings in this thesis can significantly promote our understanding of ULF waves' role in the dynamics of inner magnetosphere.

Dayside Magnetosphere Interactions

Dayside Magnetosphere Interactions
Author: Qiugang Zong
Publisher: John Wiley & Sons
Total Pages: 320
Release: 2020-03-13
Genre: Science
ISBN: 1119509629

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Exploring the processes and phenomena of Earth’s dayside magnetosphere Energy and momentum transfer, initially taking place at the dayside magnetopause, is responsible for a variety of phenomenon that we can measure on the ground. Data obtained from observations of Earth’s dayside magnetosphere increases our knowledge of the processes by which solar wind mass, momentum, and energy enter the magnetosphere. Dayside Magnetosphere Interactions outlines the physics and processes of dayside magnetospheric phenomena, the role of solar wind in generating ultra-low frequency waves, and solar wind-magnetosphere-ionosphere coupling. Volume highlights include: Phenomena across different temporal and spatial scales Discussions on dayside aurora, plume dynamics, and related dayside reconnection Results from spacecraft observations, ground-based observations, and simulations Discoveries from the Magnetospheric Multiscale Mission and Van Allen Probes era Exploration of foreshock, bow shock, magnetosheath, magnetopause, and cusps Examination of similar processes occurring around other planets The American Geophysical Union promotes discovery in Earth and space science for the benefit of humanity. Its publications disseminate scientific knowledge and provide resources for researchers, students, and professionals.

ULF Waves' Interaction with Cold and Thermal Particles in the Inner Magnetosphere

ULF Waves' Interaction with Cold and Thermal Particles in the Inner Magnetosphere
Author: Jie Ren
Publisher:
Total Pages: 121
Release: 2019
Genre: Magnetohydrodynamic waves
ISBN: 9789813293793

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This thesis focuses on ULF (Ultra-low-frequency) waves' interaction with plasmasphere particles and ring current ions in the inner magnetosphere. It first reports and reveals mutual effect between ULF waves and plasmasphere using Van Allen Probes data. The differences and similarities of different ring current ions interacting with ULF waves are extensively explored using Cluster data, which provides a potential explanation for O+-dominated ring current during the magnetic storms. Furthermore, this thesis finds a method to study the phase relationship between ULF waves and drift-bounce resonant particles, and proposes that the phase relationship can be used to diagnose the parallel structure of standing wave electric field and energy transfer directions between waves and particles. The findings in this thesis can significantly promote our understanding of ULF waves' role in the dynamics of inner magnetosphere.

Magnetohydrodynamic Waves in Geospace

Magnetohydrodynamic Waves in Geospace
Author: A.D.M. Walker
Publisher: CRC Press
Total Pages: 466
Release: 2019-07-28
Genre: Science
ISBN: 0429525001

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Solar-terrestrial physics deals with phenomena in the region of space between the surface of the Sun and the upper atmosphere of the Earth, a region dominated by matter in a plasma state. This area of physics describes processes that generate the solar wind, the physics of geospace and the Earth's magnetosphere, and the interaction of magnetospheri

Hydromagnetic Waves in the Magnetosphere and the Ionosphere

Hydromagnetic Waves in the Magnetosphere and the Ionosphere
Author: Leonid S. Alperovich
Publisher: Springer Science & Business Media
Total Pages: 437
Release: 2007-12-05
Genre: Science
ISBN: 1402066376

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Here is a fascinating text that integrates topics pertaining to all scales of the MHD-waves, emphasizing the linkages between the ULF-waves below the ionosphere on the ground and magnetospheric MHD-waves. It will be most helpful to graduate and post-graduate students, familiar with advanced calculus, who study the science of MHD-waves in the magnetosphere and ionosphere. The book deals with Ultra-Low-Frequency (ULF)-electromagnetic waves observed on the Earth and in Space.

Low-Frequency Waves in Space Plasmas

Low-Frequency Waves in Space Plasmas
Author: Andreas Keiling
Publisher: John Wiley & Sons
Total Pages: 524
Release: 2016-04-04
Genre: Science
ISBN: 1119054958

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Low-frequency waves in space plasmas have been studied for several decades, and our knowledge gain has been incremental with several paradigm-changing leaps forward. In our solar system, such waves occur in the ionospheres and magnetospheres of planets, and around our Moon. They occur in the solar wind, and more recently, they have been confirmed in the Sun’s atmosphere as well. The goal of wave research is to understand their generation, their propagation, and their interaction with the surrounding plasma. Low-frequency Waves in Space Plasmas presents a concise and authoritative up-to-date look on where wave research stands: What have we learned in the last decade? What are unanswered questions? While in the past waves in different astrophysical plasmas have been largely treated in separate books, the unique feature of this monograph is that it covers waves in many plasma regions, including: Waves in geospace, including ionosphere and magnetosphere Waves in planetary magnetospheres Waves at the Moon Waves in the solar wind Waves in the solar atmosphere Because of the breadth of topics covered, this volume should appeal to a broad community of space scientists and students, and it should also be of interest to astronomers/astrophysicists who are studying space plasmas beyond our Solar System.