235 citations · 1.8k across the 30 of their papers we have counts for
28 papers · 1 filter
HS observations in young stellar disks in Taurus
P. Rivière-Marichalar, A. Fuente, R. Le Gal +7
Context. Studying gas chemistry in protoplanetary disks is key to understanding the process of planet formation. Sulfur chemistry in particular is poorly understood in interstellar…
K-band GRAVITY/VLTI interferometry of "extreme" Herbig Be stars. The size-luminosity relation revisited
P. Marcos-Arenal, I. Mendigutía, E. Koumpia +7
(Abridged:) It has been hypothesized that the location of Herbig Ae/Be stars (HAeBes) within the empirical relation between the inner disk radius (r), inferred from K-band i…
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…
Discovery of a jet from the single HAe/Be star HD 100546
P. C. Schneider, C. Dougados, E. T. Whelan +6
Young accreting stars drive outflows that collimate into jets, which can be seen hundreds of au from their driving sources. Accretion and outflow activity cease with system age, an…
On the Mass Accretion Rates of Herbig Ae/Be Stars. Magnetospheric Accretion or Boundary Layer?
I. Mendigutía
Understanding how young stars gain their masses through disk-to-star accretion is of paramount importance in astrophysics. It affects our knowledge about the early stellar evolutio…
Catalogue of new Herbig Ae/Be and classical Be stars. A machine learning approach to Gaia DR2
M. Vioque, R. D. Oudmaijer, M. Schreiner +4
The intermediate-mass pre-main sequence Herbig Ae/Be stars are key to understanding the differences in formation mechanisms between low- and high-mass stars. The study of the gener…
The accretion rates and mechanisms of Herbig Ae/Be stars
C. Wichittanakom, R. D. Oudmaijer, J. R. Fairlamb +3
This work presents a spectroscopic study of 163 Herbig Ae/Be stars. Amongst these, we present new data for 30 objects. Stellar parameters such as temperature, reddening, mass, lumi…
HR 10: A main-sequence binary with circumstellar envelopes around both components. Discovery and analysis
B. Montesinos, C. Eiroa, J. Lillo-Box +16
This paper is framed within a large project devoted to studying the presence of circumstellar material around main sequence stars, and looking for exocometary events. The work conc…
Spectro-astrometry of the pre-transitional star LkCa 15 does not reveal an accreting planet but extended H emission
I. Mendigutía, R. D. Oudmaijer, P. C. Schneider +4
(Abridged) The detection of forming planets in disks around young stars remains elusive, and state-of-the-art observational techniques provide somewhat ambiguous results. It has be…
A global correlation linking young stars, clouds, and galaxies. Towards a unified view of star formation
I. Mendigutía, C. J. Lada, R. D. Oudmaijer
(abridged) The star formation rate (SFR) linearly correlates with the amount of dense gas mass (Mdg) involved in the formation of stars both for distant galaxies and clouds in our…
Gaia DR2 study of Herbig Ae/Be stars
M. Vioque, R. D. Oudmaijer, D. Baines +2
We use Gaia Data Release 2 (DR2) to place 252 Herbig Ae/Be stars in the HR diagram and investigate their characteristics and properties. For all known Herbig Ae/Be stars with paral…
The protoplanetary system HD 100546 in H polarized light from SPHERE/ZIMPOL. A bar-like structure across the disk gap?
I. Mendigutía, R. D. Oudmaijer, A. Garufi +7
HD 100546 is one of the few known pre-main-sequence stars that may host a planetary system in its disk. We analyze new VLT/SPHERE/ZIMPOL polarimetric images of HD 100546 with filte…
The compact H emitting regions of the Herbig Ae/Be stars HD 179218 and HD 141569 from CHARA spectro-interferometry
I. Mendigutía, R. D. Oudmaijer, D. Mourard +1
This work presents CHARA/VEGA H spectro-interferometry (R ~ 6000, and /2B ~ 1 mas) of HD 179218 and HD 141569, doubling the sample of Herbig Ae/Be (HAeBe) stars for which thi…
The far-infrared behaviour of Herbig Ae/Be discs: Herschel PACS photometry
N. Pascual, B. Montesinos, G. Meeus +3
Herbig Ae/Be objects are pre-main sequence stars surrounded by gas- and dust-rich circumstellar discs. These objects are in the throes of star and planet formation, and their chara…
High-resolution Br-gamma spectro-interferometry of the transitional Herbig Ae/Be star HD 100546: a Keplerian gaseous disc inside the inner rim
I. Mendigutía, W. J. de Wit, R. D. Oudmaijer +4
We present spatially and spectrally resolved Br-gamma emission around the planet-hosting, transitional Herbig Ae/Be star HD 100546. Aiming to gain insight into the physical origin…
A spectroscopic survey of Herbig Ae/Be stars with X-Shooter I: Stellar parameters and accretion rates
J. R. Fairlamb, R. D. Oudmaijer, I. Mendigutía +2
Herbig Ae/Be stars span a key mass range that links low and high mass stars, and thus provide an ideal window from which to explore their formation. This paper presents VLT/X-Shoot…
On the origin of the correlations between the accretion luminosity and emission line luminosities in pre-main sequence stars
I. Mendigutía, R. D. Oudmaijer, E. Rigliaco +5
Correlations between the accretion luminosity and emission line luminosities (L_acc and L_line) of pre-main sequence (PMS) stars have been published for many different spectral lin…
Probing stellar accretion with mid-infrared hydrogen lines
Elisabetta Rigliaco, I. Pascucci, G. Duchene +12
In this paper we investigate the origin of the mid-infrared (IR) hydrogen recombination lines for a sample of 114 disks in different evolutionary stages (full, transitional and deb…
Stellar parameters and accretion rate of the transition disk star HD 142527 from X-Shooter
I. Mendigutía, J. Fairlamb, B. Montesinos +4
HD 142527 is a young pre-main sequence star with properties indicative of the presence of a giant planet or/and a low-mass stellar companion. We have analyzed an X-Shooter/Very Lar…
Gas and dust in the Beta Pictoris Moving Group as seen by the Herschel Space Observatory
P. Riviere-Marichalar, D. Barrado, B. Montesinos +11
Context. Debris discs are thought to be formed through the collisional grinding of planetesimals, and can be considered as the outcome of planet formation. Understanding the proper…
Accretion variability of Herbig Ae/Be stars observed by X-Shooter. HD 31648 and HD 163296
I. Mendigutía, S. D. Brittain, C. Eiroa +6
This work presents X-Shooter/VLT spectra of the prototypical, isolated Herbig Ae stars HD 31648 (MWC 480) and HD 163296 over five epochs separated by timescales ranging from days t…
HD 172555: detection of 63 microns [OI] emission in a debris disc
P. Riviere-Marichalar, D. Barrado, J. -C. Augereau +14
Context. HD 172555 is a young A7 star belonging to the Beta Pictoris Moving Group that harbours a debris disc. The Spitzer IRS spectrum of the source showed mid-IR features such as…
Accretion-related properties of Herbig Ae/Be stars. Comparison with T Tauris
I. Mendigutía, A. Mora, B. Montesinos +4
We look for trends relating the mass accretion rate (Macc) and the stellar ages (t), spectral energy distributions (SEDs), and disk masses (Mdisk) for a sample of 38 HAeBe stars, c…
Detection of warm water vapour in Taurus protoplanetary discs by Herschel
P. Riviere-Marichalar, F. Ménard, W. F. Thi +12
Line spectra of 68 Taurus T Tauri stars were obtained with the Herschel-PACS (Photodetector Array Camera & Spectrometer) instrument as part of the GASPS (Gas Evolution in Protoplan…