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, University of Notre Dame
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Results 1 - 30 of 30
The metal-poor end of the Spite plateau. II. Detailed chemical investigation. (arXiv:2110.00243v1 [astro-ph.SR])
Volume 16, Issue 41 - article #3
A. Matas Pinto
(GEPI),
M. Spite
(GEPI),
E. Caffau
(GEPI),
P. Bonifacio
(GEPI),
L. Sbordone
(ESO),
T. Sivarani
(IIA),
M. Steffen
(AIP),
F. Spite
(GEPI),
P. Francois
(GEPI, UPJV),
P. Di Matteo
(GEPI)
http://arxiv.org/abs/2110.00243
Abundance analysis of a CEMP-no star in the Carina dwarf spheroidal galaxy. (arXiv:1706.06599v1 [astro-ph.SR])
Volume 12, Issue 25 - article #1
A. Susmitha
,
A. Koch
,
T. Sivarani
http://arxiv.org/abs/1706.06599
Abundance analysis of SDSS J134338.67+484426.6; an extremely metal-poor star from the MARVELS pre-survey
Volume 11, Issue 10 - article #2
A. Susmitha Rani
,
T. Sivarani
,
T.C. Beers
,
S. Fleming
,
S. Mahadevan
,
J. Ge
arXiv.org - Astrophysics - Volume: 2016, Issue: 4 Mar
arXiv:1603.00480
[
pdf
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ps
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other
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The Hamburg/ESO R-process Enhanced Star survey (HERES) VIII. The r+s star HE 1405 0822
Volume 8, Issue 34 - article #13
W.Y. Cui
,
T. Sivarani
,
N. Christlieb
arXiv.org - Astrophysics - Volume: 2013, Issue: 23 Aug
arXiv:1308.4492
[
pdf
,
ps
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other
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Carbon-Enhanced Metal-Poor Stars in the Inner and Outer Halo Components of the Milky Way
Volume 6, Issue 11 - article #2
D. Carollo
,
T.C. Beers
,
J. Bovy
,
T. Sivarani
,
J.E. Norris
,
K.C. Freeman
,
W. Aoki
,
Y.S. Lee
arXiv.org - Astrophysics - Volume: 2011, Issue: 18 Mar
arXiv:1103.3067
[
pdf
,
ps
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other
]
First stars XIII. Two extremely metal-poor RR Lyrae stars?
Volume 6, Issue 2 - article #5
C. J. Hansen
,
B. Nordstroem
,
P. Bonifacio
,
M. Spite
,
J. Andersen
,
T. C. Beers
,
R. Cayrel
,
F. Spite
,
P. Molaro
,
B. Barbuy
,
E. Depagne
,
P. Francois V. Hill
,
B. Plez
,
T. Sivarani
arXiv.org - Astrophysics - Volume: 2011, Issue: 14 Jan
arXiv:1101.2207
[
pdf
,
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other
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The metal-poor end of the Spite plateau. 1: Stellar parameters, metallicities and lithium abundances
Volume 5, Issue 13 - article #19
L. Sbordone
(1 and 2 and 3),
P. Bonifacio
(1 and 2 and 4),
E. Caffau
(2),
H.-G. Ludwig
(1 and 2 and 5),
N. T. Behara
(1 and 2 and 6),
J. I. Gonzalez Hernandez
(1 and 2 and 7),
M. Steffen
(8),
R. Cayrel
(9),
B. Freytag
(9),
C. Van't Veer
(2),
P. Molaro
(4),
B. Plez
(10),
T. Sivarani
(11),
M. Spite
(2),
F. Spite
(2),
T. C. Beers
(12),
N. Christlieb
(5),
P. Francois
(2),
V. Hill
(2 and 13)
((1) CIFIST Marie Curie Excellence Team,
(2) GEPI - Observatoire de Paris France,
(3) Max Planck Institute for Astrophysics Garching Germany,
(4) INAF - Oss. Trieste Italy,
(5) Landessternwarte Heidelberg Germany,
(6) Universite' Libre de Bruxelles Belgium,
(7) Universidad Complutense de Madrid Spain,
(8) Astrophysikalische Institut Pottsdam Germany,
(9) Ecole Normale Superieure de Lyon France,
(10) Universite' Montpellier France,
(11) Indian Institute for Astrophysiscs Bangalore India,
(12) Michigan State University USA,
(13) Observatoire de la Cote d'Azur Nice France)
arXiv.org - Astrophysics - Volume: 2010, Issue: 26 Mar
arXiv:1003.4510
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pdf
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ps
,
other
]
Automated Determination of [Fe/H] and [C/Fe] from Low-Resolution Spectroscopy
Volume 4, Issue 27 - article #4
B. Marsteller
,
T. C. Beers
,
T. Sivarani
,
S. Rossi
,
V. Placco
,
G. R. Knapp
,
J. A. Johnson
,
S. Lucatello
arXiv.org - Astrophysics - Volume: 2009, Issue: 3 Jul
arXiv:0907.0258
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,
pdf
,
other
]
SDSS J125637-022452: a high proper motion L subdwarf
Volume 4, Issue 4 - article #13
T. Sivarani
,
S. Lépine
,
A. K. Kembhavi
,
J. Gupchup
arXiv.org - Astrophysics - Volume: 2009, Issue: 22 Jan
arXiv:0901.3382
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ps
,
pdf
,
other
]
Carbon Abundances of Three Carbon-Enhanced Metal-Poor Stars from High-Resolution Gemini-S/bHROS Spectra of the 8727A [C I] Line
Volume 3, Issue 37 - article #2
S.C. Schuler
(CTIO),
S.J. Margheim
(Gemini),
T. Sivarani
(MSU),
M. Asplund
(MPA),
V.V. Smith
(CTIO),
K. Cunha
(CTIO),
T.C. Beers
(MSU)
arXiv.org - Astrophysics - Volume: 2008, Issue: 11 Sep
arXiv:0809.1377
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other
]
First stars X. The nature of three unevolved carbon-enhanced metal-poor stars
Volume 3, Issue 36 - article #17
T. Sivarani
,
T. C. Beers
,
P. Bonifacio
,
P. Molaro
,
R. Cayrel
,
F. Herwig
,
M. Spite
,
F. Spite
,
B. Plez
,
J. Andersen
,
B. Barbuy
,
E. Depagne
,
V. Hill
,
P. François
,
B. Nordström
and
F. Primas
Astronomy and Astrophysics - Volume: 459, Issue: 1
Abstract
|
Full HTML
|
PDF file (270 KB)
|
PS file (535 KB)
|
References
First stars VII - Lithium in extremely metal poor dwarfs
Volume 3, Issue 36 - article #22
P. Bonifacio
,
P. Molaro
,
T. Sivarani
,
R. Cayrel
,
M. Spite
,
F. Spite
,
B. Plez
,
J. Andersen
,
B. Barbuy
,
T. C. Beers
,
E. Depagne
,
V. Hill
,
P. François
,
B. Nordström
,
and
F. Primas
Astronomy and Astrophysics - Volume: 462, Issue: 3
Abstract
|
Full HTML
|
PDF file (679.6 KB)
|
References
|
Online Material
Estimation of stellar atmospheric parameters from SDSS/SEGUE spectra
Volume 3, Issue 36 - article #28
P. Re Fiorentin
,
C. A. L. Bailer-Jones
,
Y. S. Lee
,
T. C. Beers
,
T. Sivarani
,
R. Wilhelm
,
C. Allende Prieto
,
and
J. E. Norris
Astronomy and Astrophysics - Volume: 467, Issue: 3
Abstract
|
Full HTML
|
PDF file (2.361 MB)
|
PS file (3.735 MB)
|
References
On the genealogy of the Orphan Stream
Volume 3, Issue 19 - article #13
L.V. Sales
,
A. Helmi
,
E. Starkenburg
,
H. L. Morrison
,
E. Engle
,
P. Harding
,
M. Mateo
,
E.W. Olszewski
,
T. Sivarani
arXiv.org - Astrophysics - Volume: 2008, Issue: 8 May
arXiv:0805.0508
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other
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First stars XI. Chemical composition of the extremely metal-poor dwarfs in the binary CS 22876-032
Volume 3, Issue 9 - article #3
J. I. González Hernández
,
P. Bonifacio
,
H.-G. Ludwig
,
E. Caffau
,
M. Spite
,
F. Spite
,
R. Cayrel
,
P. Molaro
,
V. Hill
,
P. François
,
B. Plez
,
T. C. Beers
,
T. Sivarani
,
J. Andersen
,
B. Barbuy
,
E. Depagne
,
B. Nordström
,
and
F. Primas
Astronomy and Astrophysics - Volume: 480, Issue: 1
Abstract
|
PDF file (648.5 KB)
|
PS file (240.7 KB)
The ESO Large Programme First Stars
Volume 3, Issue 2 - article #19
P. Bonifacio
(1,2,3),
J. Andersen
(4,5),
S. Andrievsky
(6),
B. Barbuy
(7),
T. C. Beers
(8),
E. Caffau
(2),
R. Cayrel
(2),
E. Depagne
(9),
P. Francois
(2),
J. I. Gonzalez Hernandez
(1,2),
C. J. Hansen
(10),
F. Herwig
(11),
V. Hill
(2),
S. A. Korotin
(6),
H.-G. Ludwig
(1,2),
P. Molaro
(3),
B. Nordstrom
(4),
B. Plez
(12),
F. Primas
(10),
T. Sivarani
(8),
F. Spite
(2),
M. Spite
(2)
((1) CIFIST Marie Curie Excellence Team,
(2) GEPI, Observatoire de Paris, CNRS, Universite' Paris Diderot,
(3) Istituto Nazionale di Astrofisica, Osservatorio Astronomico di Trieste,
(4) The Niels Bohr Institute, Astronomy,
(5) Nordic Optical Telescope,
(6) Department of Astronomy and Astronomical Observatory, Odessa National University,
(7) Universidade de Sao Paulo, Departamento de Astronomia,
(8) Department of Physics & Astronomy and JINA: Joint Institute for Nuclear Astrophysics, Michigan State University,
(9) Las Cumbres Observatory, Santa Barbara,
(10) European Southern Observatory
(ESO),
(11) Keele Astrophysics Group, School of Physical and Geographical Sciences, Keele University,
(12) GRAAL, Université de Montpellier II)
arXiv.org - Astrophysics - Volume: 2008, Issue: 10 Jan
arXiv:0801.1293
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,
pdf
,
other
]
First Stars XI. Chemical composition of the extremely metal-poor dwarfs in the binary CS 22876--032
Volume 2, Issue 51 - article #16
J. I. González Hernández
,
P. Bonifacio
,
H.-G. Ludwig
,
E. Caffau
,
M. Spite
,
F. Spite
,
R. Cayrel
,
P. Molaro
,
V. Hill
,
P. François
,
B. Plez
,
T. C. Beers
,
T. Sivarani
,
J. Andersen
,
B. Barbuy
,
E. Depagne
,
B. Nordström
,
F. Primas
arXiv.org - Astrophysics - Volume: 2007, Issue: 20 Dec
arXiv:0712.2949
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,
pdf
,
other
]
The SEGUE Stellar Parameter Pipeline. I. Description and Initial Validation Tests
Volume 2, Issue 44 - article #45
Y.S. Lee
(1),
T.C. Beers
(1),
T. Sivarani
(1),
C. Allende Prieto
(2),
L. Koesterke
(2),
R. Wilhelm
(3),
J.E. Norris
(4),
C.A.L. Bailer-Jones
(5),
P. Re Fiorentin
(5),
C.M. Rockosi
(6),
B. Yanny
(7),
H. Newberg
(8),
K.R. Covey
(9)
((1) Michigan State University and JINA,
(2) University of Texas,
(3) Texas Tech University,
(4) Australian National University,
(5) MPIA, Heidelberg,
(6) UC Santa Cruz,
(7) FNAL,
(8) Rensselaer Polytechnical University,
(9) Harvard-Smithsonian Center for Astrophysics)
arXiv.org - Astrophysics - Volume: 2007, Issue: 1 Nov
arXiv:0710.5645
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,
pdf
,
other
]
The SEGUE Stellar Parameter Pipeline. II. Validation with Galactic Globular and Open Clusters
Volume 2, Issue 44 - article #46
Y.S. Lee
(1),
T.C. Beers
(1),
T. Sivarani
(1),
J.A. Johnson
(2),
D. An
(2),
R. Wilhelm
(3),
C. Allende Prieto
(4),
L. Koesterke
(4),
P. Re Fiorentin
(5),
C.A.L. Bailer-Jones
(5),
J.E. Norris
(6),
B. Yanny
(7),
C.M. Rockosi
,
(8),
H.J. Newberg
(9),
K.M. Cudworth
,
(10),
K. Pan
(11)
((1) MIchigan State University and JINA,
(2) Ohio State University,
(3) Texas Tech University,
(4) University of Texas,
(5) MPIA, Heidelberg,
(6) Australian National University,
(7) FNAL,
(8) UC Santa Cruz,
(9) Rensselaer Polytechnical Institute,
(10) Yerkes Observatory,
(11) Apache Point Observatory)
arXiv.org - Astrophysics - Volume: 2007, Issue: 1 Nov
arXiv:0710.5778
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,
pdf
,
other
]
The SEGUE Stellar Parameter Pipeline. III. Comparison with High-Resolution Spectroscopy of SDSS/SEGUE Field Stars
Volume 2, Issue 44 - article #47
C. Allende Prieto
(1),
T. Sivarani
(2),
T.C. Beers
(2),
Y.S. Lee
(2),
L. Koesterke
(1),
M. Shetrone
(1),
C. Sneden
(1),
D.L. Lambert
(1),
R. Wilhelm
(3),
C.M. Rockosi
(4),
D. Lai
(4),
B. Yanny
(5),
I.I. Ivans
(6),
J.A. Johnson
(7),
W. Aoki
(8),
C.A.L. Bailer-Jones
(9),
P. Re Fiorentin
(9)
((1) University of Texas,
(2) Michigan State University and JINA,
(3) Texas Tech University,
(4) U.C. Santa Cruz,
(5) FNAL,
(6) Carnegie Observatories and Princeton University,
(7) Ohio State University,
(8) National Astronomical Observatory of Japan,
(9) MPIA, Heidelberg)
arXiv.org - Astrophysics - Volume: 2007, Issue: 1 Nov
arXiv:0710.5780
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,
pdf
,
other
]
Fluorine in a Carbon-Enhanced Metal-Poor Star
Volume 2, Issue 31 - article #9
S.C. Schuler
(NOAO/Ctio),
K. Cunha
(NOAO),
V.V. Smith
(NOAO),
T. Sivarani
(MSU),
T.C. Beers
(MSU),
Y.S. Lee
(MSU)
ArXiv - Astrophysics
arXiv:0707.4252
[
ps
,
pdf
,
other
]
The Dichotomy of the Galactic Halo of the Milky Way
Volume 2, Issue 25 - article #9
D. Carollo
(1),
T.C. Beers
(2),
Y. S. Lee
(2),
M. Chiba
(3),
J.E. Norris
(4),
R. Wilhelm
(5),
T. Sivarani
(2),
B. Marsteller
(2),
J.A. Munn
(6),
C.A.L. Bailer-Jones
(7),
P. Re Fiorentin
(7),
D.G. York
(8)
((1) Osservatorio Astronomico di Torino, Italy,
(2) Michigan State Univ.,
(3) Univ. of Tohoku, Japan,
(4) Univ. of Australia,
(5) Texas Tech Univ.,
(6) USNO, Flagstaff,
(7) MPIA, Heidelberg, Germany,
(8) Univ. of Chicago)
ArXiv - Astrophysics
arXiv:0706.3005
[
pdf
]
Estimation of stellar atmospheric parameters from SDSS/SEGUE spectra
Volume 2, Issue 11 - article #12
P. Re Fiorentin
,
C.A.L. Bailer-Jones
,
Y.S. Lee
,
T.C. Beers
,
T. Sivarani
,
R. Wilhelm
,
C. Allende Prieto
,
J.E. Norris
ArXiv - Astrophysics
astro-ph/0703309 [
abs
,
pdf
,
other
]
SDSS spectroscopic survey of stars
Volume 2, Issue 3 - article #11
Z. Ivezic
,
D. Schlegel
,
A. Uomoto
,
N. Bond
,
T. Beers
,
C. Allende Prieto
,
R. Wilhelm
,
Y. Sun Lee
,
T. Sivarani
,
M. Juric
,
R. Lupton
,
C. Rockosi
,
G. Knapp
,
J. Gunn
,
B. Yanny
,
S. Jester
,
S. Kent
,
J. Pier
,
J. Munn
,
G. Richards
,
H. Newberg
,
M. Blanton
,
D. Eisenstein
,
S. Hawley
,
S. Anderson
,
H. Harris
,
F. Kiuchi
,
A. Chen
,
J. Bushong
,
H. Sohi
,
D. Haggard
,
A. Kimball
,
J. Barentine
,
H. Brewington
,
M. Harvanek
,
S. Kleinman
,
J. Krzesinski
,
D. Long
,
A. Nitta
,
S. Snedden
,
for the SDSS Collaboration
ArXiv - Astrophysics
astro-ph/0701509 [
abs
,
ps
,
pdf
,
other
]
From First Stars to the Spite Plateau: A Possible Reconciliation of Halo Stars Observations with Predictions from Big Bang Nucleosynthesis
Volume 1, Issue 45 - article #4
L. Piau
,
T. C. Beers
,
D. S. Balsara
,
T. Sivarani
,
J. W. Truran
,
and
J. W. Ferguson
The Astrophysical Journal - Volume653, Issue 1
ABSTRACT
,
FULL TEXT WITH ENHANCEMENTS
,
PDF
(436 kB),
PS
First stars VII. Lithium in extremely metal poor dwarfs
Volume 1, Issue 37 - article #10
P. Bonifacio
(1,2,3),
P. Molaro
(2,3),
T. Sivarani
(4),
R. Cayrel
(2),
M.Spite
(2),
F. Spite
(2),
B. Plez
(5),
J. Andersen
(6,7),
B. Barbuy
(8),
T.C. Beers
(4),
E. Depagne
(9),
V. Hill
(2),
P. Francois
(2),
B. Nordstrom
(6),
F. Primas
(10)
((1) CIFIST,
(2) Observatoire de Paris,
(3) INAF - OA Trieste,
(4) Michigan State University & JINA,
(5) GRAAL, Univ. Montpellier II,
(6) The Niels Bohr Institute,
(7) Nordic Optical Telescope,
(8) Universidade de Sao Paulo, Departamento de Astronomia,
(9) European Southern Observatory, Santiago,
(10) European Southern Observatory, Garching)
ArXiv - Astrophysics
astro-ph/0610245 [
abs
,
ps
,
pdf
,
other
]
First stars X. The nature of three unevolved Carbon-Enhanced Metal-Poor stars
Volume 1, Issue 28 - article #3
T. Sivarani
,
T. C. Beers
,
P. Bonifacio
,
P. Molaro
,
R. Cayrel
,
F. Herwig
,
M. Spite
,
F. Spite
,
B. Plez
,
J. Andersen
,
B. Barbuy
,
E. Depagne
,
V. Hill
,
P. Francois
,
B. Nordstrom
,
F. Primas
ArXiv - Astrophysics
astro-ph/0608112 [
abs
,
ps
,
pdf
,
other
]
A New Milky Way Dwarf Satellite in Canes Venatici
Volume 1, Issue 18 - article #3
D. B. Zucker
,
V. Belokurov
,
N. W. Evans
,
M. I. Wilkinson
,
M. J. Irwin
,
T. Sivarani
,
S. Hodgkin
,
D. M. Bramich
,
J. M. Irwin
,
G. Gilmore
,
B. Willman
,
S. Vidrih
,
M. Fellhauer
,
P. C. Hewett
,
T. C. Beers
,
E. F. Bell
,
E. K. Grebel
,
D. P. Schneider
,
H. J. Newberg
,
R. F. G. Wyse
,
C. M. Rockosi
,
B. Yanny
,
R. Lupton
,
J. A. Smith
,
J. C. Barentine
,
H. Brewington
,
J. Brinkmann
,
M. Harvanek
,
S. J. Kleinman
,
J. Krzesinski
,
D. Long
,
A. Nitta
,
and
S. A. Snedden
Astrophysical Journal Letters - Volume 643, Issue 2 - May, 2006
ABSTRACT
,
FULL TEXT
,
PDF
(697 kB),
PS
A New Milky Way Dwarf Satellite in Canes Venatici
Volume 1, Issue 13 - article #18
D. B. Zucker
(1),
V. Belokurov
(1),
N. W. Evans
(1),
M. I. Wilkinson
(1),
M. J. Irwin
(1),
T. Sivarani
(2),
S. Hodgkin
(1),
D. M. Bramich
(1),
J. M. Irwin
(1),
G. Gilmore
(1),
B. Willman
(3),
S. Vidrih
(1),
M. Fellhauer
(1),
P. C. Hewett
(1),
T. C. Beers
(2),
E. F. Bell
(4),
E. K. Grebel
(5),
D. P. Schneider
(6),
H. J. Newberg
(7),
R. F. G. Wyse
(8),
C. M. Rockosi
(9),
B. Yanny
(10),
R. Lupton
(11),
J. A. Smith
(12),
J. C. Barentine
(13),
H. Brewington
(13),
J. Brinkmann
(13),
M. Harvanek
(13),
S. J.Kleinman
(13),
J. Krzesinski
(13,14),
D. Long
(13),
A. Nitta
(13),
S. A. Snedden
(13)
((1) Cambridge University,
(2) Michigan State University,
(3) New York University,
(4) MPIA, Heidelberg,
(5) University of Basel,
(6) Pennsylvania State University,
(7) Rensselaer Polytechnic Institute,
(8) JHU,
(9) Lick Observatory/UCSC,
(10) FNAL,
(11) Princeton University,
(12) LANL,
(13) Apache Point Observatory,
(14) Cracow Pedagogical University)
ArXiv - Astrophysics
astro-ph/0604354 [
abs
,
ps
,
pdf
,
other
]
From First Stars to the Spite Plateau: a Possible Reconciliation of Halo Stars Observations with Predictions from Big Bang Nucleosynthesis
Volume 1, Issue 9 - article #32
L. Piau
,
T. C. Beers
,
D. S. Balsara
,
T. Sivarani
,
J. W. Truran
,
J. W. Ferguson
ArXiv - Astrophysics
astro-ph/0603553 [
abs
,
ps
,
pdf
,
other
]
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