Search Results - "Brown, Warren"
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1
Hypervelocity Stars
Published in Annual review of astronomy and astrophysics (18-08-2015)“…Hypervelocity stars (HVSs) travel with such extreme velocities that dynamical ejection via gravitational interaction with a massive black hole (MBH) is their…”
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2
The 100 pc White Dwarf Sample in the SDSS Footprint
Published in The Astrophysical journal (01-07-2020)“…We present follow-up spectroscopy of 711 white dwarfs within 100 pc, and we present a detailed model atmosphere analysis of the 100 pc white dwarf sample in…”
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3
The ELM Survey South. I. An Effective Search for Extremely Low Mass White Dwarfs
Published in The Astrophysical journal (01-05-2020)“…We begin the search for extremely low mass (M ≤ 0.3M , ELM) white dwarfs (WDs) in the southern sky based on photometry from the VST ATLAS and SkyMapper…”
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4
The ELM Survey. IX. A Complete Sample of Low-mass White Dwarf Binaries in the SDSS Footprint
Published in The Astrophysical journal (01-07-2022)“…Abstract We present the discovery of 17 double white dwarf (WD) binaries from our ongoing search for extremely low mass (ELM) < 0.3 M ⊙ WDs, objects that form…”
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5
MOST DOUBLE DEGENERATE LOW-MASS WHITE DWARF BINARIES MERGE
Published in The Astrophysical journal (10-06-2016)“…ABSTRACT We estimate the merger rate of double degenerate binaries containing extremely low mass (ELM; M ) white dwarfs (WDs) in the Galaxy. Such WDs are…”
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6
The Neuropsychological Syndrome of Agenesis of the Corpus Callosum
Published in Journal of the International Neuropsychological Society (01-03-2019)“…Agenesis of the corpus callosum (AgCC) involves congenital absence of all or part of the corpus callosum. Because the disorder can only be firmly diagnosed via…”
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THE ELM SURVEY. VII. ORBITAL PROPERTIES OF LOW-MASS WHITE DWARF BINARIES
Published in The Astrophysical journal (20-02-2016)“…ABSTRACT We present the discovery of 15 extremely low-mass ( ) white dwarf (WD) candidates, 9 of which are in ultra-compact double-degenerate binaries. Our…”
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8
The ELM Survey South. II. Two Dozen New Low-mass White Dwarf Binaries
Published in The Astrophysical journal (01-06-2023)“…Abstract We present the results from our ongoing spectroscopic survey targeting low-mass white dwarf binaries, focusing on the southern sky. We used a Gaia…”
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9
Gaia and the Galactic Center Origin of Hypervelocity Stars
Published in The Astrophysical journal (10-10-2018)“…We use new Gaia measurements to explore the origin of the highest velocity stars in the hypervelocity star (HVS) survey. The measurements reveal a clear…”
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10
MMT HYPERVELOCITY STAR SURVEY. III. THE COMPLETE SURVEY
Published in The Astrophysical journal (20-05-2014)“…We describe our completed spectroscopic survey for unbound hypervelocity stars (HVSs) ejected from the Milky Way. Three new discoveries bring the total number…”
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11
A disintegrating minor planet transiting a white dwarf
Published in Nature (London) (22-10-2015)“…The atmospheres of white dwarfs often contain elements heavier than helium, even though these elements would be expected to settle into the stars’ interiors;…”
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12
The ELM Survey. VIII. Ninety-eight Double White Dwarf Binaries
Published in The Astrophysical journal (20-01-2020)“…We present the final sample of 98 detached double white dwarf (WD) binaries found in the Extremely Low Mass (ELM) Survey, a spectroscopic survey targeting <0.3…”
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13
THE ELM SURVEY. VI. ELEVEN NEW DOUBLE DEGENERATES
Published in The Astrophysical journal (20-10-2015)“…We present the discovery of 11 new double degenerate systems containing extremely low-mass white dwarfs (ELM WDs). Our radial velocity observations confirm…”
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14
The ELM Survey. I. A Complete Sample of Extremely Low-mass White Dwarfs
Published in The Astrophysical journal (10-11-2010)“…We analyze radial velocity observations of the 12 extremely low-mass (ELM), with <=0.25 M , white dwarfs (WDs) in the MMT Hypervelocity Star Survey. Eleven of…”
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15
Discovery of a Detached, Eclipsing 40 Minute Period Double White Dwarf Binary and a Friend: Implications for He+CO White Dwarf Mergers
Published in The Astrophysical journal (20-09-2017)“…Abstract We report the discovery of two detached double white dwarf (WD) binaries, SDSS J082239.546+304857.19 and SDSS J104336.275+055149.90, with orbital…”
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The Physical Nature of Subdwarf A Stars: White Dwarf Impostors
Published in The Astrophysical journal (10-04-2017)“…We address the physical nature of subdwarf A-type (sdA) stars and their possible link to extremely low mass (ELM) white dwarfs (WDs). The two classes of…”
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Mindfulness-Based Stress Reduction for the Treatment of Adolescent Psychiatric Outpatients: A Randomized Clinical Trial
Published in Journal of consulting and clinical psychology (01-10-2009)“…Research has shown that mindfulness-based treatment interventions may be effective for a range of mental and physical health disorders in adult populations,…”
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The corpus callosum and creativity revisited
Published in Frontiers in human neuroscience (12-09-2024)“…In 1969 Joseph Bogen, a colleague of Roger Sperry and the neurosurgeon who performed commissurotomy on Sperry's "split-brain" study participants, wrote an…”
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The role of corpus callosum development in functional connectivity and cognitive processing
Published in PloS one (03-08-2012)“…The corpus callosum is hypothesized to play a fundamental role in integrating information and mediating complex behaviors. Here, we demonstrate that lack of…”
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Discovery of a magnetic double-faced DBA white dwarf
Published in Monthly notices of the Royal Astronomical Society (01-02-2024)“…ABSTRACT We report the discovery of spectroscopic variations in the magnetic DBA white dwarf SDSS J091016.43+210554.2. Follow-up time-resolved spectroscopy at…”
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