Damping Time Scaling of Coronal Loop Oscillations Deduced from Transition Region and Coronal Explorer Observations

By L. Ofman, Markus J. Aschwanden. 2002

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In Astronomy and Astrophysics

Citations in the corpus

Observational Tests of Damping by Resonant Absorption in Coronal Loop Oscillations (2003, background): “The first three effects are believed to be weak for fast kink-mode oscillations, while the latter two are considered as most important (Goossens 1991; Poedts 2002; Ruderman & Roberts 2002; Ofman & Aschwanden 2002; Goossens, Andries, & Aschwanden 2002; Erdélyi 2003).”
Alfvénic reacceleration of relativistic particles in galaxy clusters: MHD waves, leptons and hadrons (2003, background): “…Grappin et al. 1982), ∼1011 in the extragalactic radio jets imaged with the Very Large Array (VLA; e.g. Henriksen, Bridle & Chan 1982), ∼1014 in the solar corona (e.g. Ofman & Aschwanden 2002) and ∼1016 for the hot phase of the local interstellar medium (e.g. Armstrong, Rickett & Cordes 1981).”
Characteristics of transverse oscillations in a coronal loop arcade (2004, background): “The power index is in agreement with the one derived by Ofman and Aschwanden (2002).”
Damping of Coronal Loop Oscillations: Calculation of Resonantly Damped Kink Oscillations of One-dimensional Nonuniform Loops (2004, methodology): “A similar conclusion was drawn by Ofman & Aschwanden (2002), who compared several damping mechanisms and, on the basis of the observed periods and damping times, found phase mixing of torsional Alfén waves to be most likely.”
Coronal loop oscillations Calculation of resonantly damped MHD quasi-mode kink oscillations of longitudinally stratified loops (2005, background): “A similar conclusion was drawn by Ofman & Aschwanden (2002) who compared several damping mechanisms and, based on the observed periods and damping times, found phase mixing of torsional Alfén waves to be most likely.”
Transverse Oscillations of Coronal Loops (2009, methodology): “Goossens et al. (2002) applied a similar analysis to estimate `/a for a collection of loop oscillations using the data provided by Ofman and Aschwanden (2002).”
Multiwavelength Studies of MHD Waves in the Solar Chromosphere (2015, background): “…2001; Ruderman and Roberts 2002; Goossens et al. 2002), turbulent mixing (van Ballegooijen et al. 2011), in addition to examples of mode conversion (e.g., Ulmschneider et al. 1991; Kalkofen 1997) and thermal conduction (Ofman and Aschwanden 2002; MendozaBriceño et al. 2004; Erdélyi et al. 2008).”
MHD seismology of coronal loops using the period and damping of quasi-mode kink oscillations (2007, methodology): “A selection of 11 of those events was used by Ofman & Aschwanden (2002) and Goossens et al. (2002) in their analysis of phase mixing and resonant absorption as damping mechanisms.”
Coronal Waves and Oscillations (2005, background): “Ofman & Aschwanden (2002) analysed eleven oscillating loops and determined a scaling law which connects the decay time and the period of transverse oscillations, td ∝ (a2P 2)0.33±0.08.”
Hot Coronal Loop Oscillations Observed by SUMER: Slow Magnetosonic Wave Damping by Thermal Conduction (2002, background): “2 Max-Planck-Institut fu¨r Aeronomie, Postfach 20, D-37191 KatlenburgLindau, Germany. with the period is different in the cool and hot loops (Ofman & Aschwanden 2002; Wang et al. 2002c).”
Coronal loop oscillations - An interpretation in terms of resonant absorption of quasi-mode kink oscillations (2002, background): “Ofman & Aschwanden (2002) included quasi-mode damping of kink oscillations in their comparison with observational data.”
Magnetohydrodynamic Oscillations in the Solar Corona and Earth’s Magnetosphere: Towards Consolidated Understanding (2016, background): “5.5, however, other mechanisms are possible, such as wave leakage, and phase mixing (see Ofman and Aschwanden 2002, for discussion).”
HEATING OF THE SOLAR CHROMOSPHERE AND CORONA BY ALFVÉN WAVE TURBULENCE (2011, background): “The existence of turbu- lence in coronal loops may have important implications for the damping of coronal loop oscillations (Nakariakov et al. 1999; Ofman & Aschwanden 2002; Roberts 2008) and for the cross-field diffusion of electrons (Galloway et al. 2006).”
Coronal loop seismology using multiple transverse loop oscillation harmonics (2007, methodology): “A statistical study was performed by Ofman & Aschwanden (2002) in an attempt to pin down the damping mechanism.”
Hinode observations of transverse waves with flows in coronal loops (2008, methodology): “…three main classes of wave damping mechanism that are currently debated in the literature (e.g., Roberts 2000; Ruderman & Roberts 2002; Ofman 2002; Ofman & Aschwanden 2002; Goossens et al. 2002; Van Doorsselaere et al. 2004; Aschwanden 2005): leakage, resonant absorption or mode conversion, and…”
Alfvén Waves in the Solar Atmosphere (2012, background): “…1994, 1995; Ofman & Davila 1995; Erdélyi and Goossens 1995; Ruderman and Roberts 2002; Goossens et al. 2011), phase mixing (Heyvaerts & Priest 1983; Ofman & Aschwanden 2002), Alfvén turbulence (Cranmer & van Ballegooigen 2005; van Ballegooijen et al. 2011) and/or mode conversion (Suzuki &…”
On Solving the Coronal Heating Problem (2005, background): “…(6) resonance absorption (e.g., Ionson, 1978; Hollweg, 1984; Davila, 1987; Poedts, Goossens, and Kerner, 1989; Steinolfson and Davila, 1993), which we examine in more detail in Section 4.3; and (7) phase mixing (e.g., Heyvaerts and Priest, 1983; Similon and Sudan, 1989; Ofman and Aschwanden, 2002).”
Hot coronal loop oscillations observed with SUMER: Examples and statistics (2003, background): “The scaling of the decay time with the period is also different in the cool and hot loops (Ofman & Aschwanden 2002; Ofman & Wang 2002).”