activity
20022021
most citedALMA observations of the molecular gas in the debris disk of the 30 Myr old star HD 21997

140 citations · 1.9k across the 49 of their papers we have counts for

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33 papers · 1 filter

astro-ph.SR2021★ 37 cited

Massive compact disks around FU Orionis-type young eruptive stars revealed by ALMA

Á. Kóspál, F. Cruz-Sáenz de Miera, J. A. White +14

FU Orionis-type objects (FUors) are low-mass pre-main sequence stars undergoing a temporary, but significant increase of mass accretion rate from the circumstellar disk onto the pr…

astro-ph.SR2021★ 1 cited

A study of the photometric and spectroscopic variations of the prototypical FU Orionis-type star V1057 Cyg

Zs. M. Szabó, Á. Kóspál, P. Ábrahám +19

Among the low-mass pre-main sequence stars, a small group called FU Orionis-type objects (FUors) are notable for undergoing powerful accretion outbursts. V1057 Cyg, a classical exa…

astro-ph.SR2021★ 14 cited

The view of the Cepheus flare

Máté Szilágyi, Mária Kun, Péter Ábrahám

We present a new census of candidate pre-main-sequence stars in the Cepheus flare star-forming region, based on EDR3 parallaxes, proper motions, and colourmagnit…

astro-ph.SR2021★ 76 cited

PENELLOPE: the ESO data legacy program to complement the Hubble UV Legacy Library of Young Stars (ULLYSES) I. Survey presentation and accretion properties of Orion OB1 and -Orionis

C. F. Manara, A. Frasca, L. Venuti +69

The evolution of young stars and disks is driven by the interplay of several processes, notably accretion and ejection of material. Critical to correctly describe the conditions of…

astro-ph.SR2021★ 12 cited

Mid-infrared circumstellar emission of the long-period Cepheid l Carinae resolved with VLTI/MATISSE

V. Hocdé, N. Nardetto, A. Matter +149

The nature of circumstellar envelopes (CSE) around Cepheids is still a matter of debate. The physical origin of their infrared (IR) excess could be either a shell of ionized gas, o…

astro-ph.SR2021★ 8 cited

Dipper-like variability of the Gaia alerted young star V555 Ori

Zsófia Nagy, Elza Szegedi-Elek, Péter Ábrahám +26

V555 Ori is a T Tauri star, whose 1.5 mag brightening was published as a Gaia science alert in 2017. We carried out optical and near-infrared photometric, and optical spectroscopic…