论文标题

太阳染色器I的Alma和Iris观察结果:II型在盘上

ALMA and IRIS Observations of the Solar Chromosphere I: an On-Disk Type II Spicule

论文作者

Chintzoglou, Georgios, De Pontieu, Bart, Martínez-Sykora, Juan, Hansteen, Viggo, Rodríguez, Jaime de la Cruz, Szydlarski, Mikolaj, Jafarzadeh, Shahin, Wedemeyer, Sven, Bastian, Timothy S., Dalda, Alberto Saínz

论文摘要

我们介绍了与Atacama大毫米/亚毫米阵列(ALMA)和界面区域成像光谱仪(IRIS)同时获得的太阳能球圈。天文台针对的一个色球块区域,该区域的空间分布(在强度和弱磁化区域之间划分)允许分别研究线性样结构,从而不受背景发射的污染。将这些观察结果与覆盖上层对流区域的辐射磁水动力学2.5D模型结合使用,一直到考虑非平衡电离电离效应的电晕,我们报告了检测到盘层的色层与ALMA的检测,并确认其多性性质。

We present observations of the solar chromosphere obtained simultaneously with the Atacama Large Millimeter/submillimeter Array (ALMA) and the Interface Region Imaging Spectrograph (IRIS). The observatories targeted a chromospheric plage region of which the spatial distribution (split between strongly and weakly magnetized regions) allowed the study of linear-like structures in isolation, free of contamination from background emission. Using these observations in conjunction with a radiative magnetohydrodynamic 2.5D model covering the upper convection zone all the way to the corona that considers non-equilibrium ionization effects, we report the detection of an on-disk chromospheric spicule with ALMA and confirm its multithermal nature.

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