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Record W4386212056 · doi:10.3847/1538-4357/aceb64

Energy Budget in the Solar Corona

2023· article· en· W4386212056 on OpenAlexaboutno aff
Daniele Telloni, M. Romoli, M. Velli, G. P. Zank, L. Adhikari, Lingling Zhao, Cooper Downs, J. S. Halekas, J. L. Verniero, Michael D. McManus, Chen Shi, A. Burtovoi, Roberto Susino, D. Spadaro, Alessandro Liberatore, E. Antonucci, Yara De Leo, L. Abbo, F. Frassati, G. Jerse, Federico Landini, G. Nicolini, M. Pancrazzi, G. Russano, C. Sasso, V. Andretta, Vania Da Deppo, Silvano Fineschi, C. Grimani, P. Heinzel, J. D. Moses, G. Naletto, M. Stangalini, L. Teriaca, M. Uslenghi, S. D. Bale, J. C. Kasper

Bibliographic record

VenueThe Astrophysical Journal · 2023
Typearticle
Languageen
FieldPhysics and Astronomy
TopicSolar and Space Plasma Dynamics
Canadian institutionsnot available
FundersGoddard Space Flight CenterUniwersytet WrocławskiBundesministerium für Wirtschaft und EnergieAgenzia Spaziale ItalianaNuclear Safety and Security CommissionGrantová Agentura České RepublikyNational Aeronautics and Space AdministrationOffice of Experimental Program to Stimulate Competitive ResearchIstituto Nazionale di AstrofisicaNational Science Foundation
KeywordsPhysicsCorona (planetary geology)Solar windEnergy fluxSolar cycleCoronal mass ejectionNanoflaresSolar minimumMagnetic energyAstrophysicsCoronal loopCoronal holeAtmospheric sciencesKinetic energyPlasmaComputational physicsAstronomyMagnetic fieldClassical mechanicsAstrobiologyNuclear physics

Abstract

fetched live from OpenAlex

Abstract This paper addresses the first direct investigation of the energy budget in the solar corona. Exploiting joint observations of the same coronal plasma by Parker Solar Probe and the Metis coronagraph aboard Solar Orbiter and the conserved equations for mass, magnetic flux, and wave action, we estimate the values of all terms comprising the total energy flux of the proton component of the slow solar wind from 6.3 to 13.3 R ⊙ . For distances from the Sun to less than 7 R ⊙ , we find that the primary source of solar wind energy is magnetic fluctuations including Alfvén waves. As the plasma flows away from the low corona, magnetic energy is gradually converted into kinetic energy, which dominates the total energy flux at heights above 7 R ⊙ . It is found too that the electric potential energy flux plays an important role in accelerating the solar wind only at altitudes below 6 R ⊙ , while enthalpy and heat fluxes only become important at even lower heights. The results finally show that energy equipartition does not exist in the solar corona.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Theoretical or conceptual · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.347
Threshold uncertainty score0.252

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.001
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.008
GPT teacher head0.227
Teacher spread0.219 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designTheoretical or conceptual
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations9
Published2023
Admission routes1
Has abstractyes

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