Search Results - "Meixner, M."
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THE MASS-LOSS RETURN FROM EVOLVED STARS TO THE LARGE MAGELLANIC CLOUD. VI. LUMINOSITIES AND MASS-LOSS RATES ON POPULATION SCALES
Published in The Astrophysical journal (01-07-2012)“…We present results from the first application of the Grid of Red Super-giant and Asymptotic Giant Branch ModelS (GRAMS) model grid to the entire evolved…”
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Herschel Detects a Massive Dust Reservoir in Supernova 1987A
Published in Science (American Association for the Advancement of Science) (02-09-2011)“…We report far-infrared and submillimeter observations of supernova 1987A, the star whose explosion was observed on 23 February 1987 in the Large Magellanic…”
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Molecular Cloud Structures and Massive Star Formation in N159
Published in The Astrophysical journal (20-02-2018)“…The N159 star-forming region is one of the most massive giant molecular clouds (GMCs) in the Large Magellanic Cloud (LMC). We show the 12CO, 13CO, CS molecular…”
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ALMA Reveals Kinematics of Super Star Cluster Candidate H72.97-69.39 in LMC-N79
Published in The Astrophysical journal (01-06-2019)“…Conditions in super star clusters (SSCs) lead to the formation of dozens of massive stars in close proximity. However, SSCs are rare in the local universe…”
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THE DUST BUDGET OF THE SMALL MAGELLANIC CLOUD: ARE ASYMPTOTIC GIANT BRANCH STARS THE PRIMARY DUST SOURCE AT LOW METALLICITY?
Published in The Astrophysical journal (20-03-2012)“…We estimate the total dust input from the cool evolved stars in the Small Magellanic Cloud, using the 8 mu m excess emission as a proxy for the dust-production…”
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The evolved-star dust budget of the Small Magellanic Cloud: the critical role of a few key players
Published in Monthly notices of the Royal Astronomical Society (11-04-2016)“…The life cycle of dust in the interstellar medium is heavily influenced by outflows from asymptotic giant branch (AGB) and red supergiant (RSG) stars, a large…”
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A STUBBORNLY LARGE MASS OF COLD DUST IN THE EJECTA OF SUPERNOVA 1987A
Published in The Astrophysical journal (10-02-2015)“…We present new Herschel photometric and spectroscopic observations of Supernova 1987A, carried out in 2012. Our dedicated photometric measurements provide new…”
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The Mass-loss Return from Evolved Stars to the Large Magellanic Cloud. IV. Construction and Validation of a Grid of Models for Oxygen-rich AGB Stars, Red Supergiants, and Extreme AGB Stars
Published in The Astrophysical journal (20-02-2011)“…To measure the mass loss from dusty oxygen-rich (O-rich) evolved stars in the Large Magellanic Cloud (LMC), we have constructed a grid of models of spherically…”
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A STUDY OF THE RELATION BETWEEN STAR FORMATION AND MOLECULAR CLUMPS ON SUBPARSEC SCALES IN 30 DORADUS
Published in The Astrophysical journal (01-11-2016)“…ABSTRACT We present 12CO and 13CO molecular gas data observed by ALMA, massive early-stage young stellar objects (YSOs) identified by applying color-magnitude…”
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Hubble Space Telescope imaging of the compact elliptical galaxy M32 reveals a dearth of carbon stars
Published in Monthly notices of the Royal Astronomical Society (01-09-2023)“…ABSTRACT We present new Hubble Space Telescope Wide-Field Camera 3/infrared medium-band photometry of the compact elliptical galaxy M32, chemically resolving…”
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Ejecta, Rings, and Dust in SN 1987A with JWST MIRI/MRS
Published in The Astrophysical journal (01-11-2023)“…Abstract Supernova (SN) 1987A is the nearest supernova in ∼400 yr. Using the JWST MIRI Medium Resolution Spectrograph, we spatially resolved the ejecta,…”
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Stellar Feedback on the Earliest Stage of Massive Star Formation
Published in The Astrophysical journal (01-02-2021)“…Abstract We report SOFIA/GREAT observations of high- J CO lines and [C ii ] observations of the super star cluster candidate H72.97-69.39 in the Large…”
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Near-infrared spectroscopy of embedded protostars in the massive metal-poor star-forming region NGC 346
Published in Monthly notices of the Royal Astronomical Society (12-10-2022)“…ABSTRACT We present medium-resolution (R ∼ 4000) YJ-, H-, and K-band spectroscopy of candidate young stellar objects (YSOs) in NGC 346, the most active…”
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JWST NIRSpec Observations of Supernova 1987A—From the Inner Ejecta to the Reverse Shock
Published in Astrophysical journal. Letters (01-06-2023)“…Abstract We present initial results from JWST NIRSpec integral field unit observations of the nearby supernova SN 1987A. The observations provide the first…”
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The young stellar population of the metal-poor galaxy NGC 6822
Published in Monthly notices of the Royal Astronomical Society (21-11-2019)“…ABSTRACT We present a comprehensive study of massive young stellar objects (YSOs) in the metal-poor galaxy NGC 6822 using IRAC and MIPS data obtained from the…”
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The global gas and dust budget of the Large Magellanic Cloud: AGB stars and supernovae, and the impact on the ISM evolution
Published in Monthly notices of the Royal Astronomical Society (21-06-2009)“…We report on an analysis of the gas and dust budget in the interstellar medium (ISM) of the Large Magellanic Cloud (LMC). Recent observations from the Spitzer…”
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JWST MIRI Imager Observations of Supernova SN 1987A
Published in The Astrophysical journal (01-04-2024)“…Abstract There exist very few mid-infrared (IR) observations of supernovae (SNe) in general. Therefore, SN 1987A, the closest visible SN in 400 yr, gives us…”
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Physical properties of giant molecular clouds in the Large Magellanic Cloud
Published in Monthly notices of the Royal Astronomical Society (11-08-2010)“…The Magellanic Mopra Assessment (MAGMA) is a high angular resolution 12CO (J= 1 → 0) mapping survey of giant molecular clouds (GMCs) in the Large Magellanic…”
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Herschel spectroscopy of massive young stellar objects in the Magellanic Clouds
Published in Monthly notices of the Royal Astronomical Society (11-12-2019)“…ABSTRACT We present Herschel Space Observatory Photodetector Array Camera and Spectrometer (PACS) and Spectral and Photometric Imaging Receiver Fourier…”
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