K-means clustering of NICOLE inversions on DKIST/ViSP observations shows temperature dropping ~1000 K along fibrils from footpoints to mid-axis, abrupt lateral changes of hundreds of K, and denser fibrils associated with cooler downflowing plasma.
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astro-ph.SR 2years
2026 2verdicts
UNVERDICTED 2representative citing papers
Multi-height Hα observations of a sunspot reveal standing and propagating slow magnetoacoustic waves whose phase relations support a non-ideal chromospheric acoustic resonator model.
citing papers explorer
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Temperature Diagnostics of Chromospheric Fibrils using DKIST/ViSP Observations: K-Means Clustering Approach
K-means clustering of NICOLE inversions on DKIST/ViSP observations shows temperature dropping ~1000 K along fibrils from footpoints to mid-axis, abrupt lateral changes of hundreds of K, and denser fibrils associated with cooler downflowing plasma.
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Chromospheric resonator model for sunspot revealed by multi-height observation of umbral wave
Multi-height Hα observations of a sunspot reveal standing and propagating slow magnetoacoustic waves whose phase relations support a non-ideal chromospheric acoustic resonator model.