IRIS observations of polar spicules reveal multiscale Alfvénic velocity fluctuations with a k_perp^{-1.43} spectrum, intermittency, and spatial coherence consistent with developing turbulence.
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Turbulence from mixed-polarity magnetic carpet fields supplies enough dissipated energy to heat the solar chromosphere and lower corona, with gradual heating of spicules by entrained turbulence.
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Spatially Coherent and Intermittent Alfv\'enic Fluctuations in Solar Polar Spicules
IRIS observations of polar spicules reveal multiscale Alfvénic velocity fluctuations with a k_perp^{-1.43} spectrum, intermittency, and spatial coherence consistent with developing turbulence.
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Turbulence and its Potential Impact on Solar Chromospheric and Coronal Heating
Turbulence from mixed-polarity magnetic carpet fields supplies enough dissipated energy to heat the solar chromosphere and lower corona, with gradual heating of spicules by entrained turbulence.