Search Results - "Herczeg, G J"
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A STEEPER THAN LINEAR DISK MASS-STELLAR MASS SCALING RELATION
Published in The Astrophysical journal (10-11-2016)“…ABSTRACT The disk mass is among the most important input parameter for every planet formation model to determine the number and masses of the planets that can…”
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Six months of multiwavelength follow-up of the tidal disruption candidate ASASSN-14li and implied TDE rates from ASAS-SN
Published in Monthly notices of the Royal Astronomical Society (21-01-2016)“…We present ground-based and Swift photometric and spectroscopic observations of the candidate tidal disruption event (TDE) ASASSN-14li, found at the centre of…”
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THE DEPLETION OF WATER DURING DISPERSAL OF PLANET-FORMING DISK REGIONS
Published in The Astrophysical journal (10-01-2017)“…ABSTRACT We present a new velocity-resolved survey of 2.9 m spectra of hot H2O and OH gas emission from protoplanetary disks, obtained with the Cryogenic…”
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VLT-CRIRES SURVEY OF ROVIBRATIONAL CO EMISSION FROM PROTOPLANETARY DISKS
Published in The Astrophysical journal (20-06-2013)“…We present a large, comprehensive survey of rovibrational CO line emission at 4.7[mu]m from 69 protoplanetary disks, obtained with CRIRES on the ESO Very Large…”
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The magnetic propeller accretion regime of LkCa 15
Published in Monthly notices of the Royal Astronomical Society. Letters (11-02-2019)“…ABSTRACT We present a spectropolarimetric study of the classical T Tauri star (cTTS) LkCa 15 investigating the large-scale magnetic topology of the central…”
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A 30 AU Radius CO Gas Hole in the Disk around the Herbig Ae Star Oph IRS 48
Published in The Astrophysical journal (10-01-2012)“…The physical processes leading to the disappearance of disks around young stars are not well understood. A subclass of transitional disks, the so-called cold…”
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Multi-epoch high-spectral-resolution observations of neutral sodium in 14 Type Ia supernovae
Published in Monthly notices of the Royal Astronomical Society (11-09-2014)“…One of the main questions concerning Type Ia supernovae is the nature of the binary companion of the exploding white dwarf. A major discriminant between…”
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Detection of [Ne II] Emission from Young Circumstellar Disks
Published in The Astrophysical journal (01-07-2007)“…We report the detection of [Ne II] emission at 12.81 mu m in four out of the six optically thick dust disks observed as part of the FEPS Spitzer Legacy…”
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Formation and Evolution of Planetary Systems: Upper Limits to the Gas Mass in Disks around Sun-like Stars
Published in The Astrophysical journal (10-11-2006)“…We have carried out a sensitive search for gas emission lines at IR and millimeter wavelengths for a sample of 15 young Sun-like stars selected from our dust…”
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Resolving the Inner Cavity of the HD 100546 Disk: A Candidate Young Planetary System?
Published in The Astrophysical journal (10-02-2005)“…The inner 100 AU of HD 100546 is studied via far-ultraviolet long-slit spectroscopy with the Hubble Space Telescope Space Telescope Imaging Spectrograph…”
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The Environment of the Optically Brightest Herbig Ae Star, HD 104237
Published in The Astrophysical journal (20-06-2004)“…We investigate the environment of the nearest Herbig Ae star, HD 104237, with a multiwavelength combination of optical coronagraphic, near-IR, and mid-IR…”
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Hydrogen emission from accretion and outflow in T Tauri stars
Published in Monthly notices of the Royal Astronomical Society (01-08-2022)“…ABSTRACT Radiative transfer modelling offers a powerful tool for understanding the enigmatic hydrogen emission lines from T Tauri stars. This work compares…”
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Magnetic topologies of young suns: the weak-line T Tauri stars TWA 6 and TWA 8A
Published in Monthly notices of the Royal Astronomical Society (21-04-2019)“…ABSTRACT We present a spectropolarimetric study of two weak-line T Tauri stars (wTTSs), TWA 6, and TWA 8A, as part of the MaTYSSE (Magnetic Topologies of Young…”
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The hot Jupiter of the magnetically active weak-line T Tauri star V830 Tau
Published in Monthly notices of the Royal Astronomical Society (01-03-2017)“…We report results of an extended spectropolarimetric and photometric monitoring of the weak-line T Tauri star V830 Tau and its recently detected newborn…”
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The ASAS-SN bright supernova catalogue – I. 2013–2014
Published in Monthly notices of the Royal Astronomical Society (01-01-2017)“…We present basic statistics for all supernovae discovered by the All-Sky Automated Survey for SuperNovae (ASAS-SN) during its first year-and-a-half of…”
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Water in Star-forming Regions with the Herschel Space Observatory (WISH). I. Overview of Key Program and First Results
Published in Publications of the Astronomical Society of the Pacific (2011)“…Water In Star-forming regions with Herschel (WISH) is a key program on the Herschel Space Observatory designed to probe the physical and chemical structures of…”
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Erratum: Magnetic topologies of young suns: the weak-line T Tauri stars TWA 6 and TWA 8A
Published in Monthly Notices of the Royal Astronomical Society (11-07-2019)Get full text
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The distribution of accretion rates as a diagnostic of protoplanetary disc evolution
Published 29-06-2023“…We show that the distribution of observed accretion rates is a powerful diagnostic of protoplanetary disc physics. Accretion due to turbulent ("viscous")…”
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Hydrogen Emission from Accretion and Outflow in T Tauri Stars
Published 17-05-2022“…Radiative transfer modelling offers a powerful tool for understanding the enigmatic hydrogen emission lines from T Tauri stars. This work compares optical and…”
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A Differential Measurement of Circumstellar Extinction for AA Tau's 2011 Dimming Event
Published 04-12-2020“…AA Tau is a classical T Tauri star with a highly inclined, warped circumstellar disk. For decades, AA Tau exhibited photometric and spectroscopic variability…”
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