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Transverse oscillations in chromospheric mottles

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Transverse oscillations in chromospheric mottles. / Kuridze, D.; Morton, R. J.; Erdelyi, R. et al.
In: The Astrophysical Journal, Vol. 750, No. 1, 51, 01.05.2012.

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

Harvard

Kuridze, D, Morton, RJ, Erdelyi, R, Dorrian, GD, Mathioudakis, M, Jess, DB & Keenan, FP 2012, 'Transverse oscillations in chromospheric mottles', The Astrophysical Journal, vol. 750, no. 1, 51. https://doi.org/10.1088/0004-637X/750/1/51

APA

Kuridze, D., Morton, R. J., Erdelyi, R., Dorrian, G. D., Mathioudakis, M., Jess, D. B., & Keenan, F. P. (2012). Transverse oscillations in chromospheric mottles. The Astrophysical Journal, 750(1), Article 51. https://doi.org/10.1088/0004-637X/750/1/51

Vancouver

Kuridze D, Morton RJ, Erdelyi R, Dorrian GD, Mathioudakis M, Jess DB et al. Transverse oscillations in chromospheric mottles. The Astrophysical Journal. 2012 May 1;750(1):51. doi: 10.1088/0004-637X/750/1/51

Author

Kuridze, D. ; Morton, R. J. ; Erdelyi, R. et al. / Transverse oscillations in chromospheric mottles. In: The Astrophysical Journal. 2012 ; Vol. 750, No. 1.

Bibtex

@article{8b98f853edc849c291150e10d7b12373,
title = "Transverse oscillations in chromospheric mottles",
abstract = "A number of recent investigations have revealed that transverse waves are ubiquitous in the solar chromosphere. The vast majority of these have been reported in limb spicules and active region fibrils. We investigate long-lived, quiet-Sun, on-disk features such as chromospheric mottles (jet-like features located at the boundaries of supergranular cells) and their transverse motions. The observations were obtained with the Rapid Oscillations in the Solar Atmosphere instrument at the Dunn Solar Telescope. The data set is comprised of simultaneous imaging in the Ha core, Ca II K, and G band of an on-disk quiet-Sun region. Time-distance techniques are used to study the characteristics of the transverse oscillations. We detect over 40 transverse oscillations in both bright and dark mottles, with periods ranging from 70 to 280 s, with the most frequent occurrence at similar to 165 s. The velocity amplitudes and transverse displacements exhibit characteristics similar to limb spicules. Neighboring mottles oscillating in-phase are also observed. The transverse oscillations of individual mottles are interpreted in terms of magnetohydrodynamic kink waves. Their estimated periods and damping times are consistent with phase mixing and resonant mode conversion.",
keywords = "HINODE, magnetohydrodynamics (MHD), waves, MAGNETOACOUSTIC SHOCKS, PHYSICAL PARAMETERS, CORONAL LOOP OSCILLATIONS, SOLAR SPICULES, MAGNETIC-FLUX TUBES, ALFVEN WAVES, KINK WAVES, ATMOSPHERE, Sun: oscillations, TRANSITION REGION, Sun: atmosphere, Sun: chromosphere, magnetic fields",
author = "D. Kuridze and Morton, {R. J.} and R. Erdelyi and Dorrian, {G. D.} and M. Mathioudakis and Jess, {D. B.} and Keenan, {F. P.}",
year = "2012",
month = may,
day = "1",
doi = "10.1088/0004-637X/750/1/51",
language = "English",
volume = "750",
journal = "The Astrophysical Journal",
issn = "0004-637X",
publisher = "Institute of Physics Publishing",
number = "1",

}

RIS

TY - JOUR

T1 - Transverse oscillations in chromospheric mottles

AU - Kuridze, D.

AU - Morton, R. J.

AU - Erdelyi, R.

AU - Dorrian, G. D.

AU - Mathioudakis, M.

AU - Jess, D. B.

AU - Keenan, F. P.

PY - 2012/5/1

Y1 - 2012/5/1

N2 - A number of recent investigations have revealed that transverse waves are ubiquitous in the solar chromosphere. The vast majority of these have been reported in limb spicules and active region fibrils. We investigate long-lived, quiet-Sun, on-disk features such as chromospheric mottles (jet-like features located at the boundaries of supergranular cells) and their transverse motions. The observations were obtained with the Rapid Oscillations in the Solar Atmosphere instrument at the Dunn Solar Telescope. The data set is comprised of simultaneous imaging in the Ha core, Ca II K, and G band of an on-disk quiet-Sun region. Time-distance techniques are used to study the characteristics of the transverse oscillations. We detect over 40 transverse oscillations in both bright and dark mottles, with periods ranging from 70 to 280 s, with the most frequent occurrence at similar to 165 s. The velocity amplitudes and transverse displacements exhibit characteristics similar to limb spicules. Neighboring mottles oscillating in-phase are also observed. The transverse oscillations of individual mottles are interpreted in terms of magnetohydrodynamic kink waves. Their estimated periods and damping times are consistent with phase mixing and resonant mode conversion.

AB - A number of recent investigations have revealed that transverse waves are ubiquitous in the solar chromosphere. The vast majority of these have been reported in limb spicules and active region fibrils. We investigate long-lived, quiet-Sun, on-disk features such as chromospheric mottles (jet-like features located at the boundaries of supergranular cells) and their transverse motions. The observations were obtained with the Rapid Oscillations in the Solar Atmosphere instrument at the Dunn Solar Telescope. The data set is comprised of simultaneous imaging in the Ha core, Ca II K, and G band of an on-disk quiet-Sun region. Time-distance techniques are used to study the characteristics of the transverse oscillations. We detect over 40 transverse oscillations in both bright and dark mottles, with periods ranging from 70 to 280 s, with the most frequent occurrence at similar to 165 s. The velocity amplitudes and transverse displacements exhibit characteristics similar to limb spicules. Neighboring mottles oscillating in-phase are also observed. The transverse oscillations of individual mottles are interpreted in terms of magnetohydrodynamic kink waves. Their estimated periods and damping times are consistent with phase mixing and resonant mode conversion.

KW - HINODE

KW - magnetohydrodynamics (MHD)

KW - waves

KW - MAGNETOACOUSTIC SHOCKS

KW - PHYSICAL PARAMETERS

KW - CORONAL LOOP OSCILLATIONS

KW - SOLAR SPICULES

KW - MAGNETIC-FLUX TUBES

KW - ALFVEN WAVES

KW - KINK WAVES

KW - ATMOSPHERE

KW - Sun: oscillations

KW - TRANSITION REGION

KW - Sun: atmosphere

KW - Sun: chromosphere

KW - magnetic fields

U2 - 10.1088/0004-637X/750/1/51

DO - 10.1088/0004-637X/750/1/51

M3 - Journal article

VL - 750

JO - The Astrophysical Journal

JF - The Astrophysical Journal

SN - 0004-637X

IS - 1

M1 - 51

ER -