129 citations · 1.2k across the 56 of their papers we have counts for
42 papers · 1 filter
Tracking a solar energetic eruption and associated energetic particles from Sun to spacecraft
D. E. Morosan, M. Baumgartner-Steinleitner, K. Bhandari +17
Context. Solar energetic particles (SEPs) in the heliosphere are produced by flaring processes on the Sun or shocks driven by coronal mass ejections (CMEs). Electrons, in particula…
The Role of Preceding CMEs and SIRs in Enhancing Shock Acceleration of Electrons
Xiaomin Chen, Seve Nyberg, Rami Vainio +3
The role of large-scale pre-existing interplanetary structures, including preceding coronal mass ejections (CMEs) and stream interaction regions (SIRs), in shaping the shock accele…
Coronal Mass Ejection and Heliospheric Current Sheet Interaction Causing a Long-Duration Magnetic Field Sector Transition
Manuela Temmer, Stephan G. Heinemann, Nina Dresing +2
We present a study that combines remote-sensing and in-situ observations of coronal mass ejections (CMEs) interacting with the nearby heliospheric current sheet (HCS). The sequence…
Solar energetic particles and their association with radio emissions
Diana E. Morosan, Anshu Kumari, Immanuel Jebaraj +6
Energetic particle populations are ubiquitous throughout the Universe. In our solar system, the most prominent sources of energetic particles are solar flares or collisionless shoc…
Turbulence-Driven Corrugation of Collisionless Fast-Magnetosonic Shocks
Immanuel Christopher Jebaraj, Mikhail Malkov, Nicolas Wijsen +4
Collisionless fast-magnetosonic shocks are often treated as smooth, planar boundaries, yet observations point to organized corrugation of the shock surface. A plausible driver is u…
CoSEE-Cat: A Comprehensive Solar Energetic Electron event Catalogue obtained from combined in situ and remote-sensing observations from Solar Orbiter -- Catalogue description and first statistical results
A. Warmuth, F. Schuller, R. Gómez-Herrero +39
(abridged) The acceleration of particles at the Sun and their propagation through interplanetary space are key topics in heliophysics. Specifically, solar energetic electrons (SEEs…
Comparing observations of the closely located JUICE and STEREO-A spacecraft during the widespread solar energetic particle event of 2024 May 13
L. Rodríguez-García, E. Palmerio, M. Pinto +11
JUICE was launched in April 2023, and it is now in its cruise phase to Jupiter, where it is scheduled to arrive in July 2031. JUICE carries a radiation monitor, namely the RADiatio…
On the reason for the widespread energetic storm particle event of 13 March 2023
N. Dresing, I. C. Jebaraj, N. Wijsen +20
On 13 March 2023, when the Parker Solar Probe was situated on the far side of the Sun as seen from Earth, a large solar eruption took place creating a strong solar energetic partic…
Determining the acceleration regions of in situ electrons using remote radio and X-ray observations
D. E. Morosan, N. Dresing, C. Palmroos +13
Solar energetic particles in the heliosphere are produced by flaring processes on the Sun or shocks driven by coronal mass ejections. These particles are regularly detected remotel…
An Overview of Solar Orbiter Observations of Interplanetary Shocks in Solar Cycle 25
D. Trotta, A. Dimmock, H. Hietala +17
Interplanetary shocks are fundamental constituents of the heliosphere, where they form as a result of solar activity. We use previously unavailable measurements of interplanetary s…
Solar energetic particles injected inside and outside a magnetic cloud: The widespread solar energetic particle event on 2022 January 20
L. Rodríguez-García, R. Gómez-Herrero, N. Dresing +22
Context. On 2022 January 20, the Energetic Particle Detector (EPD) on board Solar Orbiter measured a solar energetic particle (SEP) event showing unusual first arriving particles f…
The evolution of coronal shock wave properties and their relation with solar energetic particles
Manon Jarry, Nina Dresing, Alexis P. Rouillard +5
Shock waves driven by fast and wide coronal mass ejections (CMEs) are highly efficient particle accelerators involved in the production of solar energetic particle (SEP) events. Th…
A detailed survey of the parallel mean free path of solar energetic particle protons and electrons
J. T. Lang, R. D. Strauss, N. E. Engelbrecht +4
In this work, more than a dozen solar energetic particle (SEP) events are identified where the source region is magnetically well-connected to at least one spacecraft at 1~au. The…
Observation of a Fully-formed Forward--Reverse Shock Pair Due to the Interaction Between Two Coronal Mass Ejections at 0.5 au
D. Trotta, A. Dimmock, X. Blanco-Cano +17
We report direct observations of a fast magnetosonic forward--reverse shock pair observed by Solar Orbiter on March 8, 2022 at the short heliocentric distance of 0.5 au. The struct…
Energetic particle contamination in STIX during Solar Orbiter's passage through Earth's radiation belts and an interplanetary shock
Hannah Collier, Olivier Limousin, Hualin Xiao +8
The Spectrometer/Telescope for Imaging X-rays (STIX) is a hard X-ray imaging spectrometer on board the ESA and NASA heliospheric mission Solar Orbiter. STIX has been operational fo…
On the Mesoscale Structure of CMEs at Mercury's Orbit: BepiColombo and Parker Solar Probe Observations
Erika Palmerio, Fernando Carcaboso, Leng Ying Khoo +27
On 2022 February 15, an impressive filament eruption was observed off the solar eastern limb from three remote-sensing viewpoints, namely Earth, STEREO-A, and Solar Orbiter. In add…
Connecting remote and in situ observations of shock-accelerated electrons associated with a coronal mass ejection
D. E. Morosan, J. Pomoell, C. Palmroos +7
One of the most prominent sources for energetic particles in our solar system are huge eruptions of magnetised plasma from the Sun called coronal mass ejections (CMEs), which usual…
Properties of an interplanetary shock observed at 0.07 and 0.7 Astronomical Units by Parker Solar Probe and Solar Orbiter
D. Trotta, A. Larosa, G. Nicolaou +23
The Parker Solar Probe (PSP) and Solar Orbiter (SolO) missions opened a new observational window in the inner heliosphere, which is finally accessible to direct measurements. On Se…
Relativistic electron beams accelerated by an interplanetary shock
Immanuel C. Jebaraj, Nina Dresing, Vladimir Krasnoselskikh +16
Collisionless shock waves have long been considered amongst the most prolific particle accelerators in the universe. Shocks alter the plasma they propagate through and often exhibi…
Self-consistent modeling of the energetic storm particle event of November 10, 2012
A. Afanasiev, R. Vainio, D. Trotta +4
It is thought that solar energetic ions associated with coronal/interplanetary shock waves are accelerated to high energies by the diffusive shock acceleration mechanism. For this…
On the onset delays of solar energetic electrons and protons: Evidence for a common accelerator
R. D. Strauss, N. Dresing, I. G. Richardson +2
The processes responsible for the acceleration of solar energetic particles (SEPs) are still not well understood, including whether SEP electrons and protons are accelerated by com…
Global energetics of solar powerful events on 6 September 2017
Dong Li, Alexander Warmuth, Jincheng Wang +9
Solar flares and coronal mass ejections (CMEs) are thought to be the most powerful events on the Sun. They can release energy as high as 10^32 erg in tens of minutes,and could prod…
The 17 April 2021 widespread solar energetic particle event
N. Dresing, L. Rodríguez-García, I. C. Jebaraj +46
Context. A solar eruption on 17 April 2021 produced a widespread Solar Energetic Particle (SEP) event that was observed by five longitudinally well-separated observers in the inner…
Multiple injections of energetic electrons associated with the flare/CME event on 9 October 2021
Immanuel Christopher Jebaraj, Athanasios Kouloumvakos, Nina Dresing +11
We study the solar energetic particle (SEP) event observed on 9 October 2021, by multiple spacecraft including Solar Orbiter (SolO). The event was associated with an M1.6 flare, a…