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Now showing items 1-100 of 1277
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Context . The Euclid mission of the European Space Agency will perform a survey of weak lensing cosmic shear and galaxy clustering in order to constrain cosmological models and fundamental physics.
Aims . We expand and ...
(Doctoral thesis / Doktoravhandling, 2024)
This thesis explores the Sun’s dynamic atmosphere, focusing on the role of accelerated particles. These particles are propelled to extremely high speeds during solar flares, which are bright, explosive events in the Sun’s ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Context. Synthetic spectra from 3D models of the solar atmosphere have become increasingly successful at reproducing observations, but there are still some outstanding discrepancies for chromospheric spectral lines, such ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Forthcoming imaging surveys will increase the number of known galaxy-scale strong lenses by several orders of magnitude. For this to happen, images of billions of galaxies will have to be inspected to identify potential ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
The technique of photometric redshifts has become essential for the exploitation of multi-band extragalactic surveys. While the requirements on photometric redshifts for the study of galaxy evolution mostly pertain to the ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
ABSTRACT
We have used the Ultraviolet Imaging Telescope (UVIT) aboard AstroSat to study star formation in a sample of nine dual nuclei galaxies with separations ⪅ 11 kpc, which is an expected outcome of galaxy ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
We present six strongly gravitationally lensed Ly α emitters (LAEs) at z ∼ 4–5 with Hubble Space Telescope (HST) narrowband imaging isolating Lyα. Through complex radiative transfer Lyα encodes information about the spatial ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
ABSTRACT
We present trevr2 (Tree-based REVerse Ray Tracing 2), a fast, general algorithm for computing the radiation field, suitable for both particle and mesh codes. It is designed to self-consistently evolve ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Context. The properties of pre-eruptive structures and coronal mass ejections (CMEs) are characterized by those of their footpoints, the latter of which attract a great deal of interest. However, the matter of how to ...
(Doctoral thesis / Doktoravhandling, 2024)
In my thesis, I investigated local (ultra-)luminous infrared galaxies, typically identified as galaxy mergers. These galaxies are fascinating due to their intense star formation and active galactic nuclei, which can lead ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
The very outer solar atmosphere (corona) is very hot with temperatures over a million degrees K, while the photosphere is of the order of 5000 K. Embedded in this hot outer corona are cool, QUOTE ≤ 10,000 K, magnetic ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
ABSTRACT
While proper orbital elements are currently available for more than 1 million asteroids, taxonomical information is still lagging behind. Surveys like SDSS-MOC4 provided preliminary information for more ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
ABSTRACT
The study of stellar flares has increased with new observations from CoRoT, Kepler, and TESS satellites, revealing the broad-band visible emission from these events. Typically, stellar flares have been ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Abstract
Three-minute oscillations are a common phenomenon in the solar chromosphere above a sunspot. Oscillations can be affected by the energy release process related to solar flares. In this paper, we report ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
With two central galaxies engaged in a major merger and a remarkable chain of 19 young stellar superclusters wound around them in projection, the galaxy cluster SDSS J1531+3414 (z = 0.335) offers an excellent laboratory ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Context. Oscillations are observed to be pervasive throughout the solar corona, but it remains challenging to positively identify different wave modes. Improving this identification would provide a powerful tool for ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Context. The cosmological surveys that are planned for the current decade will provide us with unparalleled observations of the distribution of galaxies on cosmic scales, by means of which we can probe the underlying ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Abstract
We use time-domain simulations of Jupiter observations to test and develop a beam reconstruction pipeline for the Simons Observatory Small Aperture Telescopes. The method relies on a mapmaker that estimates ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
We present a cross-correlation analysis between 1´resolution total intensity and polarization observations from the Atacama Cosmology Telescope (ACT) at 150 and 220 GHz and 15'' mid-infrared photometry from the Wide-field ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Context. Magnetic reconnection in the deep solar atmosphere can give rise to enhanced emission in the Balmer hydrogen lines, a phenomenon known as Ellerman bombs (EBs). It is most common to observe EBs in the H α and H β ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Abstract
We present the most comprehensive collection of stratified-in-optical-depth thermodynamic models of the lower solar atmosphere. This database, named IRIS 2+ , consists of 40,320 synthetic representative ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Abstract
Small-scale, newly emerging internetwork (IN) magnetic fields are considered a viable source of energy and mass for the solar chromosphere and possibly the corona. Multiple studies show that single events ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Aims. We validate a semi-analytical model for the covariance of the real-space two-point correlation function of galaxy clusters.
Methods. Using 1000 PINOCCHIO light cones mimicking the expected Euclid sample of galaxy ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Modified gravity models with scale-dependent linear growth typically exhibit an enhancement in the power spectrum beyond a certain scale. The conventional methods for extracting cosmological information usually involve ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Context. Charged particles are constantly accelerated to non-thermal energies by the reconnecting magnetic field in the solar atmosphere. Our understanding of the interactions between the accelerated particles and their ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
We compare two different numerical methods to integrate in time spatially delocalized initial densities using the Schrödinger-Poisson equation system as the evolution law. The basic equation is a nonlinear Schrödinger ...
Chromospheric and coronal heating in an active region plage by dissipation of currents from braiding
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Abstract The question of what heats the outer solar atmosphere remains one of the longstanding mysteries in astrophysics. Statistical studies of Sun-like stars reveal a correlation between global chromospheric and coronal ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Abstract
We present fluxes and light curves for a population of asteroids at millimeter wavelengths, detected by the Atacama Cosmology Telescope (ACT) over 18,000 deg 2 of the sky using data from 2017 to 2021. ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
To obtain an accurate cosmological inference from upcoming weak lensing surveys such as the one conducted by Euclid , the shear measurement requires calibration using galaxy image simulations. As it typically requires ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Abstract
Redshift measurements, primarily obtained from host galaxies, are essential for inferring cosmological parameters from type Ia supernovae (SNe Ia). Matching SNe to host galaxies using images is nontrivial, ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
Context. Plasmoid-mediated reconnection plays a fundamental role in different solar atmospheric phenomena. Numerical reproduction of this process is therefore essential for developing robust solar models.
Aims. Our goal ...
(Doctoral thesis / Doktoravhandling, 2023)
The cosmic microwave background is one of the most prominent sources of cosmological information. Modern cosmological theories rely upon both small- and large-scale observations of the CMB. As a necessity, these observations ...
(Doctoral thesis / Doktoravhandling, 2023)
The oldest radiation in the universe is the Cosmic Microwave Background (CMB) radiation. Analysing the CMB is like analysing a baby picture of the Universe, and gives us unique information on what the Universe looked like ...
(Doctoral thesis / Doktoravhandling, 2023)
The study of the cosmic microwave background (CMB) radiation is a pillar of modern cosmology that enables us to understand the history, the evolution of structures, and the global shape (topology) of the Universe. This ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Waves and oscillations have been observed in the Sun’s atmosphere for over half a century. While such phenomena have readily been observed across the entire electromagnetic spectrum, spanning radio to gamma-ray sources, ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
The Square Kilometre Array Observatory (SKAO) is perhaps the most ambitious radio telescope envisaged yet. It will enable unprecedented studies of the Sun, corona and heliosphere and help to answer many of the outstanding ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
ABSTRACT We present the deconvolved distribution estimator (DDE), an extension of the voxel intensity distribution (VID), in the context of future observations proposed as part of the CO Mapping Array Project (COMAP). The ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Local primordial non-Gaussianity (PNG) is a promising observable of the underlying physics of inflation, characterized by flocNL. We present the methodology to measure flocNL from the Dark Energy Survey (DES) data using ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
The Euclid mission will conduct an extragalactic survey over 15 000 deg 2 of the extragalactic sky. The spectroscopic channel of the Near-Infrared Spectrometer and Photometer (NISP) has a resolution of R ~ 450 for its blue ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context. The solar atmosphere is highly dynamic, and observing the small-scale features is valuable for interpretations of the underlying physical processes. The contrasts and magnitude of the observable signatures of ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context. The intensity of radiation from the solar atmosphere at millimetre wavelengths is closely related to the plasma temperature, and the formation height of the radiation is wavelength dependent. It follows from this ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
The theoretical basis of dark energy remains unknown and could signify a need to modify the laws of gravity on cosmological scales. In this study, we investigate how the clustering and motions of galaxies can be used as ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context. Nanoflare heating through small-scale magnetic reconnection events is one of the prime candidates to explain heating of the solar corona. However, direct signatures of nanoflares are difficult to determine, and ...
(Master thesis / Masteroppgave, 2023)
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context. The shapes of Stokes profiles contain a great deal of information about the atmospheric conditions that produced them. However, a variety of different atmospheric structures can produce very similar profiles. Thus, ...
(Doctoral thesis / Doktoravhandling, 2023)
Understanding the mechanisms responsible for heating the solar atmosphere from a few thousand Kelvin in the photosphere to millions of degrees in the corona is a major challenge in solar physics. A number of potential ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
(Doctoral thesis / Doktoravhandling, 2023)
The theme of this thesis has been the use of forward modeling to study the formation of spectral lines in the solar atmosphere, with a particular focus on the chromospheric Ca II 854.2 nm line which is important for magnetic ...
(Master thesis / Masteroppgave, 2023)
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
LiteBIRD, the Lite (Light) satellite for the study of B-mode polarization and Inflation from cosmic background Radiation Detection, is a space mission for primordial cosmology and fundamental physics. The Japan Aerospace ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
ABSTRACT
We present the luminosity functions and host galaxy properties of the Dark Energy Survey (DES) core-collapse supernova (CCSN) sample, consisting of 69 Type II and 50 Type Ibc spectroscopically and ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
We present Atacama Large Millimetre/submillimetre Array (ALMA) CO(1–0) observations of the nearby infrared luminous (LIRG) galaxy pair IRAS 05054+1718 (also known as CGCG 468-002), as well as a new analysis of X-ray data ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context. White-light continuum observations of solar flares often have coronal counterparts, including the classical ‘white-light prominence’ (WLP) phenomenon.
Aims. Coronal emissions by flares, seen in the white-light ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
We present a new 3D magnetohydrodynamic (MHD) heliospheric model for space-weather forecasting driven by boundary conditions defined from white-light observations of the solar corona. The model is based on the MHD code ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Abstract
We have developed an algorithm to identify solar spicules in the first ever systematic survey of on-disk spicules exclusively using Mg ii spectral observations. Using this algorithm we identify 2021 ...
(Doctoral thesis / Doktoravhandling, 2023)
Nanoflares are tiny, energetic explosions on the Sun—and we accidentally simulated one. This work focuses on the development and characteristics of a nanoflare-scale magnetic reconnection event that was simulated using our ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Abstract Magnetic reconnection is a key mechanism involved in solar eruptions and is also a prime possibility to heat the low corona to millions of degrees. Here, we present ultra-high-resolution extreme ultraviolet ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context. Large-amplitude oscillations (LAOs) are often detected in filaments. Using multi-wavelength observations, their origin can be traced back to the interaction with eruptions and jets.
Aims. We present two different ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Abstract
We analyzed state-of-the-art observations of the solar atmosphere to investigate the dependence of the Ca ii K brightness of several solar features on spectral bandwidth and spatial resolution of the ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
The Laser Interferometer Space Antenna (LISA) will be a transformative experiment for gravitational wave astronomy, and, as such, it will offer unique opportunities to address many key astrophysical questions in a completely ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
We present a photometric study of the resolved stellar populations in Andromeda IX (And IX), the closest satellite to M31, a metal-poor and low-mass dwarf spheroidal galaxy. We estimate a distance modulus of ${24.56}_{-0 ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Abstract To recognize gravitational wave lensing events and being able to differentiate between similar lens models will be of crucial importance once one will be observing several lensing events of gravitational waves per ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context. The Copernican principle, the notion that we are not at a special location in the Universe, is one of the cornerstones of modern cosmology. Its violation would invalidate the Friedmann-Lemaître-Robertson-Walker ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context. The smallest extreme-ultraviolet (EUV) brightening events that were detected so far, called campfires, have recently been uncovered by the High Resolution EUV telescope (HRI EUV ), which is part of the Extreme ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context. Low-altitude nanoflares are among the candidates for atmospheric heating in the quiet Sun’s corona. Low-altitude twisted magnetic fields may be involved in such events, as they are in larger flares. But for ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
We present the first application of the C OSMOGLOBE analysis framework by analyzing nine-year WMAP time-ordered observations that uses similar machinery to that of B EYOND P LANCK for the Planck Low Frequency Instrument ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Abstract
The element abundances in the solar corona and solar wind are often different from those of the solar photosphere, typically with a relative enrichment of elements with low first ionization potential ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
The existence of multiple active galactic nuclei (AGNs) at small projected distances on the sky is due to either the presence of multiple, inspiraling supermassive black holes, or to gravitational lensing of a single AGN. ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Recent studies have identified the potential for coronal wave heating to balance radiative losses in a transversely oscillating low-density loop undergoing resonant absorption, phase mixing and the Kelvin–Helmholtz ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context. Magnetic reconnection is a fundamental mechanism in astrophysics. A common challenge in mimicking this process numerically in particular for the Sun is that the solar electrical resistivity is small compared to ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Cosmological constraints from key probes of the Euclid imaging survey rely critically on the accurate determination of the true redshift distributions, n ( z ), of tomographic redshift bins. We determine whether the mean ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
The Euclid space telescope will survey a large dataset of cosmic voids traced by dense samples of galaxies. In this work we estimate its expected performance when exploiting angular photometric void clustering, galaxy weak ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
The European Space Agency's Euclid mission will provide high-quality imaging for about 1.5 billion galaxies. A software pipeline to automatically process and analyse such a huge amount of data in real time is being developed ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Euclid ’s photometric galaxy cluster survey has the potential to be a very competitive cosmological probe. The main cosmological probe with observations of clusters is their number count, within which the halo mass function ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
ABSTRACT
Recent cosmological analyses with large-scale structure and weak lensing measurements, usually referred to as 3 × 2pt, had to discard a lot of signal to noise from small scales due to our inability to ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
In this paper, we study the effective field theory (EFT) of dark energy (DE) for the k-essence model beyond linear order. Using particle-mesh N-body simulations that consistently solve the DE evolution on a grid, we find ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
We present the first Bayesian method for tomographic decomposition of the plane-of-sky orientation of the magnetic field with the use of stellar polarimetry and distance. This standalone tomographic inversion method presents ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context. The H α line, one of the most studied chromospheric diagnostics, is a tracer of magnetic field structures, while the intensity of its line core provides an estimate of the mass density. The interpretation of H α ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context . Three-dimensional non-local thermodynamical equilibrium (NLTE) radiative transfer calculations are a fundamental tool for a detailed spectral analysis in stellar atmospheres, but require vast amounts of computer ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
The Mg ii h and k lines are among the best diagnostic tools of the upper solar chromosphere. This region of the atmosphere is of particular interest, as it is the lowest region of the Sun's atmosphere where the magnetic ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context. In the solar spectrum, the Balmer series line H ε is a weak blend on the wing of Ca II H. Recent high-resolution H ε spectroheliograms reveal a reversed granulation pattern and in some cases, even unique structures. ...
(Master thesis / Masteroppgave, 2023)
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
We present a high sensitivity, ground-based spectral line survey of low- J carbon monoxide (CO( J up → J up − 1) with J up = 1, 2, 3) and neutral carbon [CI] 3 P 1 − 3 P 0 ([CI](1–0)) in 36 local ultra-luminous infrared ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
ABSTRACT We present spatially resolved H α properties of 21 type 1 AGN host galaxies at z ∼ 2 derived from the SUPER survey. These targets were observed with the adaptive optics capabilities of the SINFONI spectrograph, a ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Aims. We used solar observations of a plage-enhanced network with the Atacama Large Millimeter/sub-millimeter Array (ALMA) in Band 3 and Band 6, together with synthetic continuum maps from numerical simulations with Bifrost ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Abstract
Coronal bright points (CBPs) are sets of small-scale coronal loops, connecting opposite magnetic polarities, primarily characterized by their enhanced extreme-ultraviolet (EUV) and X-ray emission. Being ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context . Solar flares are the result of the sudden release of magnetic energy in the corona. Much of this energy goes into accelerating charged particles to high velocity. These particles travel along the magnetic field ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Abstract
Models fail to reproduce observations of the coldest parts of the Sun’s atmosphere, where interactions between multiple ionized and neutral species prevent an accurate MHD representation. This paper ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context. Magnetic reconnection in the deep solar atmosphere can give rise to enhanced emission in the Balmer hydrogen lines, a phenomenon referred to as Ellerman bombs.
Aims. To effectively trace magnetic reconnection ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
Context. Observations of center-to-limb variations (CLVs) of spectral lines and continua provide a good test for the accuracy of models with a solar and stellar atmospheric structure and spectral line formation. They are ...