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Results 101 - 138 of 138
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The Chemical Imprint of Dust on the Most Metal-Poor Stars
Volume 8, Issue 28 - article #12
Alexander P. Ji
,
Anna Frebel
,
Volker Bromm
arXiv.org - Astrophysics - Volume: 2013, Issue: 12 Jul
arXiv:1307.2239
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Metal-poor Stars Observed with the Magellan Telescope. I. Constraints on Progenitor Mass and Metallicity of AGB Stars Undergoing
s
-process Nucleosynthesis
Volume 8, Issue 23 - article #23
Vinicius M. Placco
,
Anna Frebel
,
Timothy C. Beers
,
Amanda I. Karakas
,
Catherine R. Kennedy
,
Silvia Rossi
,
Norbert Christlieb
,
and
Richard J. Stancliffe
The Astrophysical Journal - Volume: 770, Issue: 2
Abstract
References
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Deriving Stellar Effective Temperatures of Metal-poor Stars with the Excitation Potential Method
Volume 8, Issue 20 - article #19
Anna Frebel
,
Andrew R. Casey
,
Heather R. Jacobson
,
and
Qinsi Yu
The Astrophysical Journal - Volume: 769, Issue: 1
Abstract
References
Full text PDF (625 KB)
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Metal-Poor Stars Observed with the Magellan Telescope I. Constraints on Progenitor Mass and Metallicity of AGB Stars Undergoing s-Process Nucleosynthesis
Volume 8, Issue 18 - article #7
Vinicius M. Placco
,
Anna Frebel
,
Timothy C. Beers
,
Amanda I. Karakas
,
Catherine R. Kennedy
,
Silvia Rossi
,
Norbert Christlieb
,
Richard J. Stancliffe
arXiv.org - Astrophysics - Volume: 2013, Issue: 3 May
arXiv:1304.7869
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The Most Metal-poor Stars. I. Discovery, Data, and Atmospheric Parameters
Volume 7, Issue 52 - article #23
John E. Norris
,
M. S. Bessell
,
David Yong
,
N. Christlieb
,
P. S. Barklem
,
M. Asplund
,
Simon J. Murphy
,
Timothy C. Beers
,
Anna Frebel
,
and
S. G. Ryan
The Astrophysical Journal - Volume: 762, Issue: 1
Abstract
References
Cited by
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The Most Metal-poor Stars. II. Chemical Abundances of 190 Metal-poor Stars Including 10 New Stars with [Fe/H] ≤ –3.5
Volume 7, Issue 52 - article #24
David Yong
,
John E. Norris
,
M. S. Bessell
,
N. Christlieb
,
M. Asplund
,
Timothy C. Beers
,
P. S. Barklem
,
Anna Frebel
,
and
S. G. Ryan
The Astrophysical Journal - Volume: 762, Issue: 1
Abstract
References
Cited by
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The Most Metal-poor Stars. III. The Metallicity Distribution Function and Carbon-enhanced Metal-poor Fraction
Volume 7, Issue 52 - article #25
David Yong
,
John E. Norris
,
M. S. Bessell
,
N. Christlieb
,
M. Asplund
,
Timothy C. Beers
,
P. S. Barklem
,
Anna Frebel
,
and
S. G. Ryan
The Astrophysical Journal - Volume: 762, Issue: 1
Abstract
References
Full text PDF (724 KB)
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The Most Metal-poor Stars. IV. The Two Populations with [Fe/H] lesssim –3.0
Volume 7, Issue 52 - article #26
John E. Norris
,
David Yong
,
M. S. Bessell
,
N. Christlieb
,
M. Asplund
,
Gerard Gilmore
,
Rosemary F. G. Wyse
,
Timothy C. Beers
,
P. S. Barklem
,
Anna Frebel
,
and
S. G. Ryan
The Astrophysical Journal - Volume: 762, Issue: 1
Abstract
References
Cited by
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New
Hubble Space Telescope
Observations of Heavy Elements in Four Metal-Poor Stars
Volume 7, Issue 52 - article #29
Ian U. Roederer
,
James E. Lawler
,
Jennifer S. Sobeck
,
Timothy C. Beers
,
John J. Cowan
,
Anna Frebel
,
Inese I. Ivans
,
Hendrik Schatz
,
Christopher Sneden
,
and
Ian B. Thompson
The Astrophysical Journal Supplement - Volume: 203, Issue: 2
Abstract
References
Cited by
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Chemical Abundances of Metal-poor RR Lyrae Stars in the Magellanic Clouds
Volume 7, Issue 51 - article #22
Raoul Haschke
,
Eva K. Grebel
,
Anna Frebel
,
Sonia Duffau
,
Camilla J. Hansen
,
and
Andreas Koch
Astronomical Journal - Volume: 144, Issue: 3
doi:10.1088/0004-6256/144/3/88
Tag this article
The Most Metal-Poor Stars. IV. The Two Populations With [Fe/H] < -3.0
Volume 7, Issue 46 - article #15
John E. Norris
,
David Yong
,
M. S. Bessell
,
N. Christlieb
,
M. Asplund
,
Gerard Gilmore
,
Rosemary F.G. Wyse
,
Timothy C. Beers
,
P. S. Barklem
,
Anna Frebel
,
S. G. Ryan
arXiv.org - Astrophysics - Volume: 2012, Issue: 16 Nov
arXiv:1211.3157
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New Hubble Space Telescope Observations of Heavy Elements in Four Metal-Poor Stars
Volume 7, Issue 43 - article #6
Ian U. Roederer
,
James E. Lawler
,
Jennifer S. Sobeck
,
Timothy C. Beers
,
John J. Cowan
,
Anna Frebel
,
Inese I. Ivans
,
Hendrik Schatz
,
Christopher Sneden
,
Ian B. Thompson
arXiv.org - Astrophysics - Volume: 2012, Issue: 26 Oct
arXiv:1210.6387
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High-Resolution Spectroscopy of Extremely Metal-Poor Stars from SDSS/SEGUE: I. Atmospheric Parameters and Chemical Compositions
Volume 7, Issue 41 - article #4
Wako Aoki
,
Timothy C. Beers
,
Young Sun Lee
,
Satoshi Honda
,
Hiroko Ito
,
Masahide Takada-Hidai
,
Anna Frebel
,
Takuma Suda
,
Masatuki Y. Fujimoto
,
Daniela Carollo
,
Thirupathi Sivarani
arXiv.org - Astrophysics - Volume: 2012, Issue: 12 Oct
arXiv:1210.1946
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The Most Metal-Poor Stars. I. Discovery, Data, and Atmospheric Parameters
Volume 7, Issue 33 - article #12
John E. Norris
,
M. S. Bessell
,
David Yong
,
N. Christlieb
,
P. S. Barklem
,
M. Asplund
,
Simon J. Murphy
,
Timothy C. Beers
,
Anna Frebel
,
S. G. Ryan
arXiv.org - Astrophysics - Volume: 2012, Issue: 17 Aug
arXiv:1208.2999
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The Most Metal-Poor Stars. II. Chemical Abundances of 190 Metal-Poor Stars Including 10 New Stars With [Fe/H] < -3.5
Volume 7, Issue 33 - article #13
David Yong
,
John E. Norris
,
M. S. Bessell
,
N. Christlieb
,
M. Asplund
,
Timothy C. Beers
,
P. S. Barklem
,
Anna Frebel
,
S. G. Ryan
arXiv.org - Astrophysics - Volume: 2012, Issue: 17 Aug
arXiv:1208.3003
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The Most Metal-Poor Stars. III. The Metallicity Distribution Function and CEMP Fraction
Volume 7, Issue 33 - article #14
David Yong
,
John E. Norris
,
M. S. Bessell
,
N. Christlieb
,
M. Asplund
,
Timothy C. Beers
,
P. S. Barklem
,
Anna Frebel
,
S. G. Ryan
arXiv.org - Astrophysics - Volume: 2012, Issue: 17 Aug
arXiv:1208.3016
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other
]
The Metallicity of the Monoceros Stream
Volume 7, Issue 25 - article #41
Aaron M. Meisner
,
Anna Frebel
,
Mario JuriÄ
,
and
Douglas P. Finkbeiner
The Astrophysical Journal - Volume: 753, Issue: 2
Abstract
References
Full text PDF (1.07 MB)
View as HTML
Detection of the Second
r
-process Peak Element Tellurium in Metal-poor Stars
Volume 7, Issue 10 - article #20
Ian U. Roederer
,
James E. Lawler
,
John J. Cowan
,
Timothy C. Beers
,
Anna Frebel
,
Inese I. Ivans
,
Hendrik Schatz
,
Jennifer S. Sobeck
and
Christopher Sneden
The Astrophysical Journal Letters - Volume: 747, Issue: 1
Abstract
References
Full text PDF (258 KB)
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Detection of the Second r-process Peak Element Tellurium in Metal-Poor Stars
Volume 7, Issue 7 - article #6
Ian U. Roederer
,
James E. Lawler
,
John J. Cowan
,
Timothy C. Beers
,
Anna Frebel
,
Inese I. Ivans
,
Hendrik Schatz
,
Jennifer S. Sobeck
,
Christopher Sneden
arXiv.org - Astrophysics - Volume: 2012, Issue: 17 Feb
arXiv:1202.2378
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The Chemical Abundances of Stars in the Halo (CASH) Project. II. A Sample of 14 Extremely Metal-poor Stars
Volume 6, Issue 47 - article #22
Julie K. Hollek
,
Anna Frebel
,
Ian U. Roederer
,
Christopher Sneden
,
Matthew Shetrone
,
Timothy C. Beers
,
Sung-ju Kang
and
Christopher Thom
The Astrophysical Journal - Volume: 742, Issue: 1
Abstract
References
Full text PDF (1.32 MB)
HTML with Enhancements
Chemical Enrichment in the Faintest Galaxies: the Carbon and Iron Abundance Spreads in the Boötes I Dwarf Spheroidal Galaxy and the Segue 1 System
Volume 5, Issue 32 - article #4
John E. Norris
,
Rosemary F. G. Wyse
,
Gerard Gilmore
,
David Yong
,
Anna Frebel
,
Mark I. Wilkinson
,
V. Belokurov
,
Daniel B. Zucker
arXiv.org - Astrophysics - Volume: 2010, Issue: 6 Aug
arXiv:1008.0137
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High-resolution Spectroscopy of Extremely Metal-poor Stars in the Least Evolved Galaxies: Leo IV
Volume 5, Issue 22 - article #53
Joshua D. Simon
,
Anna Frebel
,
Andrew McWilliam
,
Evan N. Kirby
,
and
Ian B. Thompson
The Astrophysical Journal - Volume: 716, Issue: 1
Abstract
References
Full text PDF (385 KB)
View as HTML
Linking dwarf galaxies to halo building blocks with the most metal-poor star in Sculptor
Volume 5, Issue 10 - article #20
Anna Frebel
,
Evan N. Kirby
&
Joshua D. Simon
Nature - Volume: 464, Issue: 7285
First paragraph
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PDF (347K)
High-Resolution Spectroscopy of Extremely Metal-Poor Stars in the Least Evolved Galaxies: Ursa Major II and Coma Berenices
Volume 4, Issue 51 - article #23
<em >Anna Frebel
,
Joshua D. Simon
,
Marla Geha
,
and
Beth Willman</em>
,
The Astrophysical Journal - Volume: 708, Issue: 1
Abstract
|
References
Subaru High-Resolution Spectroscopy of Star G in the Tycho Supernova Remnant
Volume 4, Issue 33 - article #29
<em >Wolfgang E. Kerzendorf
,
Brian P. Schmidt
,
M. Asplund
,
Ken'ichi Nomoto
,
Ph. Podsiadlowski
,
Anna Frebel
,
Robert A. Fesen
,
and
David Yong</em>
,
The Astrophysical Journal - Volume: 701, Issue: 2
Abstract
|
References
The End of Nucleosynthesis: Production of Lead and Thorium in the Early Galaxy
Volume 4, Issue 24 - article #21
<em >Ian U. Roederer
,
Karl-Ludwig Kratz
,
Anna Frebel
,
Norbert Christlieb
,
Bernd Pfeiffer
,
John J. Cowan
,
and
Christopher Sneden</em>
,
The Astrophysical Journal - Volume: 698, Issue: 2
Abstract
|
References
The minimum stellar metallicity observable in the Galaxy
Volume 3, Issue 45 - article #13
Anna Frebel
,
Jarrett L. Johnson
,
Volker Bromm
arXiv.org - Astrophysics - Volume: 2008, Issue: 6 Nov
arXiv:0811.0020
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HE 1327−2326, an Unevolved Star with [Fe/H]<−5.0. II. New 3D−1D Corrected Abundances from a Very Large Telescope UVES Spectrum
Volume 3, Issue 35 - article #16
Anna Frebel
,
Remo Collet
,
Kjell Eriksson
,
Norbert Christlieb
,
and
Wako Aoki
The Astrophysical Journal - Volume: 684, Issue: 1
Abstract
-
Full Text
-
PDF Version (1019 kB)
The Hobby-Eberly Telescope Chemical Abundances of Stars in the Halo (CASH) Project. I. The Lithium-,
s
-, and
r
-enhanced Metal-poor Giant HKII 17435−00532
Volume 3, Issue 23 - article #33
Ian U. Roederer
,
Anna Frebel
,
Matthew D. Shetrone
,
Carlos Allende Prieto
,
Jaehyon Rhee
,
Roberto Gallino
,
Sara Bisterzo
,
Christopher Sneden
,
Timothy C. Beers
,
and
John J. Cowan
The Astrophysical Journal - Volume: 679, Issue: 2
Abstract
-
Full Text with Enhancements
-
PDF Version (958 kB)
HE 1327-2326, an unevolved star with [Fe/H]<-5.0. II. New 3D-1D corrected abundances from a VLT/UVES spectrum
Volume 3, Issue 21 - article #7
Anna Frebel
,
Kjell Eriksson
,
Remo Collet
,
Norbert Christlieb
,
Wako Aoki
arXiv.org - Astrophysics - Volume: 2008, Issue: 22 May
arXiv:0805.3341
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,
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other
]
The Hobby-Eberly Telescope "Chemical Abundances of Stars in the Halo" (CASH) Project. I. The Lithium-, s-, and r-Enhanced Metal-Poor Giant HKII 17435-00532
Volume 3, Issue 9 - article #11
Ian U. Roederer
,
Anna Frebel
,
Matthew D. Shetrone
,
Carlos Allende Prieto
,
Jaehyon Rhee
,
Roberto Gallino
,
Sara Bisterzo
,
Christopher Sneden
,
Timothy C. Beers
,
John J. Cowan
arXiv.org - Astrophysics - Volume: 2008, Issue: 28 Feb
arXiv:0802.3701
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,
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other
]
Chemical Abundance Analysis of the Extremely Metal-poor Star HE 1300+0157
Volume 2, Issue 12 - article #5
Anna Frebel
,
John E. Norris
,
Wako Aoki
,
Satoshi Honda
,
Michael S. Bessell
,
Masahide Takada-Hidai
,
Timothy C. Beers
,
and
Norbert Christlieb
The Astrophysical Journal - Volume658, Issue 1
ABSTRACT
,
FULL TEXT
,
PDF
(569 kB),
PS
Chemical Abundance Analysis of the Extremely Metal-poor Star HE 1300+0157
Volume 2, Issue 11 - article #6
Anna Frebel
,
John E. Norris
,
Wako Aoki
,
Satoshi Honda
,
Michael S. Bessell
,
Masahide Takada-Hidai
,
Timothy C. Beers
,
and
Norbert Christlieb
The Astrophysical Journal - Volume658, Issue 1
ABSTRACT
,
FULL TEXT
,
PDF
(569 kB),
PS
Discovery of HE 1523-0901, a Strongly r-Process Enhanced Metal-Poor Star with Detected Uranium
Volume 2, Issue 11 - article #26
Anna Frebel
,
Norbert Christlieb
,
John E. Norris
,
Christopher Thom
,
Timothy C. Beers
,
Jaehyon Rhee
ArXiv - Astrophysics
astro-ph/0703414 [
abs
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ps
,
pdf
,
other
]
Broadband
UBVR
C
I
C
Photometry of Horizontal-Branch and Metal-poor Candidates from the HK and Hamburg/ESO Surveys. I.
Volume 2, Issue 2 - article #1
Timothy C. Beers
,
Chris Flynn
,
Silvia Rossi
,
Jesper Sommer-Larsen
,
Ronald Wilhelm
,
Brian Marsteller
,
Young Sun Lee
,
Nathan De Lee
,
Julie Krugler
,
Constantine P. Deliyannis
,
Andrew T. Simmons
,
Elisabeth Mills
,
Franz-Josef Zickgraf
,
Johan Holmberg
,
Anna Önehag
,
Anders Eriksson
,
Donald M. Terndrup
,
Samir Salim
,
Johannes Andersen
,
Birgitta Nordström
,
Norbert Christlieb
,
Anna Frebel
,
and
Jaehyon Rhee
The Astrophysical Journal Supplement - Volume168, Issue 1
ABSTRACT
,
FULL TEXT WITH ENHANCEMENTS
,
PDF
(340 kB),
PS
Chemical Abundance Analysis of the Extremely Metal-Poor Star HE 1300+0157
Volume 1, Issue 45 - article #10
Anna Frebel
,
John E. Norris
,
Wako Aoki
,
Satoshi Honda
,
Michael S. Bessell
,
Masahide Takada-Hidai
,
Timothy C. Beers
,
Norbert Christlieb
ArXiv - Astrophysics
astro-ph/0612160 [
abs
,
ps
,
pdf
,
other
]
The Oxygen Abundance of HE 1327-2326
Volume 1, Issue 2 - article #18
Anna Frebel
,
Norbert Christlieb
,
John E. Norris
,
Wako Aoki
,
and
Martin Asplund
The Astrophysical Journal Letters - Volume638, Issue 1
ABSTRACT
,
FULL TEXT
,
PDF
(81 kB),
PS
The Oxygen Abundance of HE 1327-2326
Volume 1, Issue 1 - article #22
Anna Frebel
,
Norbert Christlieb
,
John E. Norris
,
Wako Aoki
,
and
Martin Asplund
The Astrophysical Journal Letters - Volume638, Issue 1
ABSTRACT
,
FULL TEXT
,
PDF
(81 kB),
PS
Results 101 - 138 of 138
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