Imperial College London

DrHeliHietala

Faculty of Natural SciencesDepartment of Physics

Academic Visitor
 
 
 
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Contact

 

+44 (0)20 7594 7660h.hietala CV

 
 
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Location

 

6M58Blackett LaboratorySouth Kensington Campus

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Summary

 

Publications

Citation

BibTex format

@misc{Trotta:2023:10.5194/egusphere-egu23-8760,
author = {Trotta, D and Horbury, T and Hietala, H and Dresing, N and Vainio, R and Kilpua, E and Dimmock, A and Blanco-Cano, X and Lario, D and Koval, A and Wimmer-Schweingruber, R and Berger, L and Yang, L},
doi = {10.5194/egusphere-egu23-8760},
title = {Observations of energetic particles at interplanetary shocks with Solar Orbiter},
type = {Other},
url = {http://dx.doi.org/10.5194/egusphere-egu23-8760},
year = {2023}
}

RIS format (EndNote, RefMan)

TY  - GEN
AB - <jats:p>Interplanetary (IP) shocks are important sites of particle acceleration in the Heliosphere and can be observed in-situ utilizing spacecraft measurements. Such observations are crucial to address important aspects of energy conversion for a variety of astrophysical systems.Under this point of view, Solar Orbiter provides observations of interplanetary shocks at different locations in the inner heliosphere with unprecedented time and energy resolution in the suprathermal (usually above 50 keV) energy range. We present a comprehensive identification of such shocks, highlighting their typical parameters.We then study a strong shock showing novel dispersive signals in the suprathermal particle fluxes observed by the Solar Orbiter SupraThermal Electron and Proton sensor. These are probably due to irregular injection of particles to suprathermal energies along the shock front, as inferred using the Solar Orbiter in-situ observations and self-consistent, kinetic modelling of the shock transition.</jats:p>
AU - Trotta,D
AU - Horbury,T
AU - Hietala,H
AU - Dresing,N
AU - Vainio,R
AU - Kilpua,E
AU - Dimmock,A
AU - Blanco-Cano,X
AU - Lario,D
AU - Koval,A
AU - Wimmer-Schweingruber,R
AU - Berger,L
AU - Yang,L
DO - 10.5194/egusphere-egu23-8760
PY - 2023///
TI - Observations of energetic particles at interplanetary shocks with Solar Orbiter
UR - http://dx.doi.org/10.5194/egusphere-egu23-8760
ER -