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Metal-poor stars observed with the Magellan Telescope. IV. Neutron-capture element signatures in 27 main-sequence stars. (arXiv:2305.05363v1 [astro-ph.GA])
- Volume 18, Issue 19 - article #4
- Mohammad K. Mardini, Anna Frebel, Leyatt Betre, Heather Jacobson, John E. Norris, Norbert Christlieb
- http://arxiv.org/abs/2305.05363
Detailed Chemical Abundances of Stars in the Outskirts of the Tucana II Ultrafaint Dwarf Galaxy
- Volume 18, Issue 3 - article #8
- Anirudh Chiti, Anna Frebel, Alexander P. Ji, Mohammad K. Mardini, Xiaowei Ou, Joshua D. Simon, Helmut Jerjen, Dongwon Kim, John E. Norris
- Astronomical Journal
- https://doi.org/10.3847/1538-3881/aca416
Detailed chemical abundances of stars in the outskirts of the Tucana II ultra-faint dwarf galaxy. (arXiv:2205.01740v1 [astro-ph.GA])
- Volume 17, Issue 18 - article #1
- Anirudh Chiti, Anna Frebel, Alexander P. Ji, Mohammad K. Mardini, Xiaowei Ou, Joshua D. Simon, Kaitlin C. Rasmussen, Helmut Jerjen, Dongwon Kim, John E. Norris
- http://arxiv.org/abs/2205.01740
Dynamically Tagged Groups of Very Metal-poor Halo Stars from the HK and Hamburg/ESO Surveys
- Volume 16, Issue 4 - article #6
- Guilherme Limberg, Silvia Rossi, Timothy C. Beers, HÃƒÂ©lio D. Perottoni, Angeles PÃƒÂ©rez-Villegas, Rafael M. Santucci, Yuri Abuchaim, Vinicius M. Placco, Young Sun Lee, Norbert Christlieb, John E. Norris, Michael S. Bessell, Sean G. Ryan, Ronald Wilhelm, Jaehyon Rhee,, Anna Frebel
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/907/1/10
An extended halo around an ancient dwarf galaxy. (arXiv:2012.02309v1 [astro-ph.GA])
- Volume 15, Issue 50 - article #1
- Anirudh Chiti, Anna Frebel, Joshua D. Simon, Denis Erkal, Laura J. Chang, Lina Necib, Alexander P. Ji, Helmut Jerjen, Dongwon Kim, John E. Norris
- http://arxiv.org/abs/2012.02309
Dynamically Tagged Groups of Very Metal-poor Halo Stars from the HK and Hamburg/ESO Surveys. (arXiv:2011.08305v2 [astro-ph.GA] UPDATED)
- Volume 15, Issue 50 - article #3
- Guilherme Limberg, Silvia Rossi, Timothy C. Beers, Hélio D. Perottoni, Angeles Pérez-Villegas, Rafael M. Santucci, Yuri Abuchaim, Vinicius M. Placco, Young Sun Lee, Norbert Christlieb, John E. Norris, Michael S. Bessell, Sean G. Ryan, Ronald Wilhelm, Jaehyon Rhee, Anna Frebel
- http://arxiv.org/abs/2011.08305
Stellar Metallicities from SkyMapper Photometry I: A Study of the Tucana II Ultra-faint Dwarf Galaxy
- Volume 15, Issue 9 - article #15
- Anirudh Chiti, Anna Frebel, Helmut Jerjen, Dongwon Kim,, John E. Norris
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/891/1/8
Stellar metallicities from SkyMapper photometry I: A study of the Tucana II ultra-faint dwarf galaxy. (arXiv:2001.07684v1 [astro-ph.GA])
- Volume 15, Issue 4 - article #6
- Anirudh Chiti, Anna Frebel, Helmut Jerjen, Dongwon Kim, John E. Norris
- http://arxiv.org/abs/2001.07684
Chemical Abundances of New Member Stars in the Tucana II Dwarf Galaxy
- Volume 13, Issue 16 - article #19
- Anirudh Chiti, Anna Frebel, Alexander P. Ji, Helmut Jerjen, Dongwon Kim,, John E. Norris
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/857/1/74
Chemical Abundances of new member stars in the Tucana II dwarf galaxy. (arXiv:1803.01808v1 [astro-ph.GA])
- Volume 13, Issue 10 - article #2
- Anirudh Chiti, Anna Frebel, Alexander P. Ji, Helmut Jerjen, Dongwon Kim, John E. Norris
- http://arxiv.org/abs/1803.01808
The Populations of Carina. I. Decoding the Colorâ€“Magnitude Diagram
- Volume 12, Issue 26 - article #11
- John E. Norris, David Yong, Kim A. Venn, Aaron Dotter, Luca Casagrande,, Gerard Gilmore
- The Astrophysical Journal Supplement Series
- http://iopscience.iop.org/0067-0049/230/2/27
The Populations of Carina. II. Chemical Enrichment
- Volume 12, Issue 26 - article #12
- John E. Norris, David Yong, Kim A. Venn, Gerard Gilmore, Luca Casagrande,, Aaron Dotter
- The Astrophysical Journal Supplement Series
- http://iopscience.iop.org/0067-0049/230/2/28
The Populations of Carina. II. Chemical Enrichment. (arXiv:1705.09023v1 [astro-ph.GA])
- Volume 12, Issue 21 - article #7
- John E. Norris, David Yong, Kim A. Venn, Gerard Gilmore, Luca Casagrande, Aaron Dotter
- http://arxiv.org/abs/1705.09023
A Chemical Signature from Fast-rotating Low-metallicity Massive Stars: ROA 276 in Ï‰ Centauri
- Volume 12, Issue 11 - article #6
- David Yong, John E. Norris, Gary S. Da Costa, Laura M. Stanford, Amanda I. Karakas, Luke J. Shingles, Raphael Hirschi,, Marco Pignatari
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/837/2/176
A chemical signature from fast-rotating low-metallicity massive stars: ROA 276 in omega Centauri. (arXiv:1702.07087v1 [astro-ph.SR])
- Volume 12, Issue 8 - article #1
- David Yong, John E. Norris, Gary S. Da Costa, Laura M. Stanford, Amanda I. Karakas, Luke J. Shingles, Raphael Hirschi, Marco Pignatari
- http://arxiv.org/abs/1702.07087
Bright Metal-Poor Stars from the Hamburg/ESO Survey. II. A Chemodynamical Analysis
- Volume 12, Issue 3 - article #7
- Timothy C. Beers, Vinicius M. Placco, Daniela Carollo, Silvia Rossi, Young Sun Lee, Anna Frebel, John E. Norris, Sarah Dietz,, Thomas Masseron
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/835/1/81
Bright Metal-Poor Stars from the Hamburg/ESO Survey. II. A Chemodynamical Analysis. (arXiv:1611.03762v1 [astro-ph.SR])
- Volume 11, Issue 47 - article #2
- Timothy C. Beers, Vinicius M. Placco, Daniela Carollo, Silvia Rossi, Anna Frebel, John E. Norris, Sarah Dietz, Thomas Masseron
- http://arxiv.org/abs/1611.03762
The Chemical Evolution of the Bootes I Ultra-faint Dwarf Galaxy
- Volume 11, Issue 31 - article #10
- Anna Frebel, John E. Norris, Gerard Gilmore,, Rosemary F. G. Wyse
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/826/2/110
High-Resolution Spectroscopic Study of Extremely Metal-Poor Star Candidates from the SkyMapper Survey
- Volume 10, Issue 15 - article #4
- Heather. R. Jacobson (MIT), Stefan Keller (ANU), Anna Frebel (MIT), Andrew R. Casey (U. Cambridge), Martin Asplund (ANU), Michael S. Bessell (ANU), Gary S. Da Costa (ANU), Karin Lind (U. Uppsala), Anna F. Marino (ANU), John E. Norris (ANU), Jose M. Pena (MIT), Brian P. Schmidt (ANU), Patrick Tisserand (ANU), Jennifer M. Walsh (Harvard), David Yong (ANU), Qinsi Yu (MIT)
- arXiv.org - Astrophysics - Volume: 2015, Issue: 17 Apr
- arXiv:1504.03344 [pdf, other]
Near-Field Cosmology with Metal-Poor Stars
- Volume 10, Issue 4 - article #3
- Anna Frebel (MIT), John E. Norris (ANU)
- arXiv.org - Astrophysics - Volume: 2015, Issue: 30 Jan
- arXiv:1501.06921 [pdf, ps, other]
CNO abundances in the globular clusters NGC 1851 and NGC 6752
- Volume 9, Issue 25 - article #46
- David Yong, Frank Grundahl, and John E. Norris
- Monthly Notices of the Royal Astronomical Society - Volume: 446, Issue: 4
- Abstract Full Text (HTML) Full Text (PDF) SUPPORTING INFORMATION
CNO abundances in the globular clusters NGC 1851 and NGC 6752
- Volume 9, Issue 24 - article #23
- David Yong, Frank Grundahl, John E. Norris
- arXiv.org - Astrophysics - Volume: 2014, Issue: 7 Nov
- arXiv:1411.1474 [pdf, ps, other]
Population Studies. XIII. A New Analysis of the Bidelman-MacConnell "Weak-metal" Starsâ€”Confirmation of Metal-poor Stars in the Thick Disk of the Galaxy
- Volume 9, Issue 23 - article #65
- Timothy C. Beers, John E. Norris, Vinicius M. Placco, Young Sun Lee, Silvia Rossi, Daniela Carollo, and Thomas Masseron
- The Astrophysical Journal - Volume: 794, Issue: 1
- View article PDF (871 KB)
Population Studies. XIII. A New Analysis of the Bidelman-MacConnell "Weak-Metal" Stars - Confirmation of Metal-Poor Stars in the Thick Disk of the Galaxy
- Volume 9, Issue 21 - article #14
- Timothy C. Beers, John E. Norris, Vinicius M. Placco, Young Sun Lee, Silvia Rossi, Daniela Carollo, Thomas Masseron
- arXiv.org - Astrophysics - Volume: 2014, Issue: 15 Aug
- arXiv:1408.3165 [pdf, ps, other]
Iron and neutron-capture element abundance variations in the globular cluster M2 (NGC 7089)
- Volume 9, Issue 20 - article #153
- David Yong, Ian U. Roederer, Frank Grundahl, Gary S. Da Costa, Amanda I. Karakas, John E. Norris, Wako Aoki, Cherie K. Fishlock, A. F. Marino, A. P. Milone, and Luke J. Shingles
- Monthly Notices of the Royal Astronomical Society - Volume: 441, Issue: 4
- Abstract Full Text (HTML) Full Text (PDF)
Chemical abundances in bright giants of the globular cluster M62 (NGC 6266)
- Volume 9, Issue 12 - article #13
- David Yong, Alan Alves Brito, Gary S. Da Costa, Javier Alonso-GarcÃƒÂa, Amanda I. Karakas, Marco Pignatari, Ian U. Roederer, Wako Aoki, Cherie K. Fishlock, Frank Grundahl, and John E. Norris
- Monthly Notices of the Royal Astronomical Society - Volume: 439, Issue: 3
- Abstract Full Text (HTML) Full Text (PDF) SUPPORTING INFORMATION
Chemical abundances in bright giants of the globular cluster M62 (NGC 6266)
- Volume 9, Issue 3 - article #4
- David Yong, Alan Alves Brito, Gary S. Da Costa, Javier Alonso-Garcia, Amanda I. Karakas, Marco Pignatari, Ian U. Roederer, Wako Aoki, Cherie K. Fishlock, Frank Grundahl, John E. Norris
- arXiv.org - Astrophysics - Volume: 2014, Issue: 17 Jan
- arXiv:1401.3784 [pdf, ps, other]
The 300km/s stellar stream near Segue 1: Insights From high-resolution spectroscopy of its brightest star
- Volume 8, Issue 19 - article #13
- Anna Frebel (MIT), Ragnhild Lunnan (Harvard), Andrew R. Casey (ANU, MIT), John E. Norris (ANU), Rosemary F. G. Wyse (JHU), Gerard Gilmore (IoA)
- arXiv.org - Astrophysics - Volume: 2013, Issue: 10 May
- arXiv:1305.1300 [pdf, ps, other]
A 10,000 star spectroscopic survey of the thick disk-halo interface : Phase-space sub-structure in the thick disk
- Volume 8, Issue 8 - article #1
- Apoorva Jayaraman, Gerard Gilmore, Rosemary F.G. Wyse, John E. Norris, Vasily Belokurov
- arXiv.org - Astrophysics - Volume: 2013, Issue: 22 Feb
- arXiv:1302.4913 [pdf, ps, other]
Elemental Abundances and their Implications for the Chemical Enrichment of the BoÃ¶tesÂ I Ultrafaint Galaxy
- Volume 8, Issue 3 - article #34
- Gerard Gilmore, John E. Norris, Lorenzo Monaco, David Yong, Rosemary F. G. Wyse, and D. Geisler
- The Astrophysical Journal - Volume: 763, Issue: 1
- Abstract References Full text PDF (1.37 MB) Enhanced article HTML
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 Full text PDF (1.31 MB) Enhanced article HTML
The Most Metal-poor Stars. II. Chemical Abundances of 190 Metal-poor Stars Including 10 New Stars with [Fe/H] ≤ â€“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 Full text PDF (7.30 MB) Enhanced article HTML
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) Enhanced article HTML
The Most Metal-poor Stars. IV. The Two Populations with [Fe/H] lesssim â€“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 Full text PDF (1.13 MB) Enhanced article HTML
Elemental Abundances and their Implications for the Chemical Enrichment of the Boötes~I Ultra-Faint Galaxy
- Volume 7, Issue 49 - article #3
- Gerard Gilmore, John E. Norris, Lorenzo Monaco, David Yong, Rosemary F. G. Wyse, D. Geisler
- arXiv.org - Astrophysics - Volume: 2012, Issue: 7 Dec
- arXiv:1212.0598 [pdf, ps, other]
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 [pdf, ps, other]
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 [pdf, ps, other]
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 [pdf, ps, other]
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 [pdf, ps, other]
The Case for the Dual Halo of the Milky Way
- Volume 7, Issue 15 - article #34
- Timothy C. Beers, Daniela Carollo, Ã…Â½eljko IveziÃ„Â‡, Deokkeun An, Masashi Chiba, John E. Norris, Ken C. Freeman, Young Sun Lee, Jeffrey A. Munn, Paola Re Fiorentin, Thirupathi Sivarani, Ronald Wilhelm, Brian Yanny, and Donald G. York
- The Astrophysical Journal - Volume: 746, Issue: 1
- Abstract References Cited by Full text PDF (15.69 MB) View as HTML
Carbon-enhanced Metal-poor Stars in the Inner and Outer Halo Components of the Milky Way
- Volume 7, Issue 2 - article #45
- Daniela Carollo, Timothy C. Beers, Jo Bovy, Thirupathi Sivarani, John E. Norris, Ken C. Freeman, Wako Aoki, Young Sun Lee and Catherine R. Kennedy
- The Astrophysical Journal - Volume: 744, Issue: 2
- Abstract References Full text PDF (31.22 MB) View as HTML
Astrophysics: A hint of normality at last?
- Volume 6, Issue 35 - article #29
- John E. Norris
- Nature - Volume: 477, Issue: 7362
The Case for the Dual Halo of the Milky Way
- Volume 6, Issue 15 - article #15
- Timothy C. Beers (1), Daniela Carollo (2), Zeljko Ivezic (3), Deokkeun An (4), Masashi Chiba (5), John E. Norris (2), Ken C. Freeman (2), Young Sun Lee (1), Jeffrey A. Munn (6), Paola Re Fiorentin (7), Thirupathi Sivarani (8), Ronald Wilhelm (9), Brian Yanny (10), Donald G. York (11) ((1) Michigan State Univ., (2) Australian National Univ., (3) Univ. of Washington, (4) Ehwa Womans Univ., Korea, (5) Tohoku Univ., Japan, (6) USNO, (7) Torino Observatory, Italy, (8) Indian Institute of Astrophysics, Bangalore, (9) Univ. of Kentucky, (10) FermiLab, (11) Univ. of Chicago)
- arXiv.org - Astrophysics - Volume: 2011, Issue: 15 Apr
- arXiv:1104.2513 [pdf, other]
Metal-Poor Stars and the Chemical Enrichment of the Universe
- Volume 6, Issue 6 - article #7
- Anna Frebel (Harvard-Smithsonian CfA), John E. Norris (Mt. Stromlo Obs., Australian Natl. Univ.)
- arXiv.org - Astrophysics - Volume: 2011, Issue: 11 Feb
- arXiv:1102.1748 [pdf, ps, other]
An Extremely Carbon-rich, Extremely Metal-poor Star in the Segue 1 System
- Volume 5, Issue 40 - article #14
- John E. Norris, Gerard Gilmore, Rosemary F. G. Wyse, David Yong and Anna Frebel
- The Astrophysical Journal Letters - Volume: 722, Issue: 1
- Abstract References Full text PDF (546 KB) View as HTML
An Extremely Carbon-rich, Extremely Metal-poor Star in the Segue 1 System
- Volume 5, Issue 32 - article #1
- John E. Norris, Gerard Gilmore, Rosemary F. G. Wyse, David Yong, Anna Frebel
- arXiv.org - Astrophysics - Volume: 2010, Issue: 6 Aug
- arXiv:1008.0450 [pdf, ps, other]
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 [pdf, ps, other]
The Milky Way Tomography with SDSS. III. Stellar Kinematics
- Volume 5, Issue 22 - article #56
- Nicholas A. Bond, Ã…Â½eljko IveziÃ„Â‡, Branimir Sesar, Mario JuriÃ„Â‡, Jeffrey A. Munn, Adam Kowalski, Sarah Loebman, Rok RoÃ…Â¡kar, Timothy C. Beers, Julianne Dalcanton, Constance M. Rockosi, Brian Yanny, Heidi J. Newberg, Carlos Allende Prieto, Ron Wilhelm, Young Sun Lee, Thirupathi Sivarani, Steven R. Majewski, John E. Norris, Coryn A. L. Bailer-Jones, Paola Re Fiorentin, David Schlegel, Alan Uomoto, Robert H. Lupton, Gillian R. Knapp, James E. Gunn, Kevin R. Covey, J. Allyn Smith, Gajus Miknaitis, Mamoru Doi, Masayuki Tanaka, Masataka Fukugita, Steve Kent, Douglas Finkbeiner, Tom R. Quinn, Suzanne Hawley, Scott Anderson, Furea Kiuchi, Alex Chen, James Bushong, Harkirat Sohi, Daryl Haggard, Amy Kimball, Rosalie McGurk, John Barentine, Howard Brewington, Mike Harvanek, Scott Kleinman, Jurek Krzesinski, Dan Long, Atsuko Nitta, Stephanie Snedden, Brian Lee, Jeffrey R. Pier, Hugh Harris, Jonathan Brinkmann, and Donald P. Schneider
- The Astrophysical Journal - Volume: 716, Issue: 1
- Abstract References Full text PDF (7.95 MB) View as HTML
Abundances of C, N, Sr and Ba on the red giant branch of omega Centauri
- Volume 5, Issue 13 - article #4
- Laura M. Stanford, Gary S. Da Costa, John E. Norris
- arXiv.org - Astrophysics - Volume: 2010, Issue: 26 Mar
- arXiv:1003.4661 [pdf, ps, other]
Structure and Kinematics of the Stellar Halos and Thick Disks of the Milky Way Based on Calibration Stars from Sloan Digital Sky Survey DR7
- Volume 5, Issue 11 - article #20
- Daniela Carollo, Timothy C. Beers, Masashi Chiba, John E. Norris, Ken C. Freeman, Young Sun Lee, Željko Ivezić, Constance M. Rockosi, and Brian Yanny
- The Astrophysical Journal - Volume: 712, Issue: 1
- Abstract | References
Boo-1137—an Extremely Metal-Poor Star in the Ultra-Faint Dwarf Spheroidal Galaxy Boötes I
- Volume 5, Issue 7 - article #20
- John E. Norris, David Yong, Gerard Gilmore, and Rosemary F. G. Wyse</em&gt,
- The Astrophysical Journal - Volume: 711, Issue: 1
- Abstract | References
Boo-1137 - An Extremely Metal-Poor Star in the Ultra-Faint Dwarf Spheroidal Galaxy Boötes I
- Volume 4, Issue 49 - article #6
- John E. Norris, David Yong, Gerard Gilmore, Rosemary F. G. Wyse
- arXiv.org - Astrophysics - Volume: 2009, Issue: 4 Dec
- arXiv:0911.5350 [ps, pdf, other]
Boo-1137 - An Extremely Metal-Poor Star in the Ultra-Faint Dwarf Spheroidal Galaxy Boötes I
- Volume 4, Issue 48 - article #6
- John E. Norris, David Yong, Gerard Gilmore, Rosemary F. G. Wyse
- arXiv.org - Astrophysics - Volume: 2009, Issue: 26 Nov
- arXiv:0911.5350 [ps, pdf, other]
Structure and Kinematics of the Stellar Halos and Thick Disks of the Milky Way Based on Calibration Stars from SDSS DR7
- Volume 4, Issue 38 - article #15
- Daniela Carollo (1), Timothy C. Beers (2), Masashi Chiba (3), John E. Norris (1), Ken C. Freeman (1), Young Sun Lee (2), Zeljko Ivezic (4), Constance M. Rockosi (5), Brian Yanny (6) ((1) RSAA, ANU, Australia, (2) Michigan State Univ., (3) Tohoku Univ., Japan, (4) Univ. of Washington, (5) UC Santa Cruz, (6) FermiLab)
- arXiv.org - Astrophysics - Volume: 2009, Issue: 18 Sep
- arXiv:0909.3019 [pdf, other]
Lithium Abundances of Extremely Metal-Poor Turnoff Stars
- Volume 4, Issue 24 - article #20
- Wako Aoki, Paul S. Barklem, Timothy C. Beers, Norbert Christlieb, Susumu Inoue, Ana E. García Pérez, John E. Norris, and Daniela Carollo
- The Astrophysical Journal - Volume: 698, Issue: 2
- Abstract | References
Mapping the Galactic Halo. VIII. Quantifying Substructure
- Volume 4, Issue 22 - article #29
- Else Starkenburg, Amina Helmi, Heather L. Morrison, Paul Harding, Hugo van Woerden, Mario Mateo, Edward W. Olszewski, Thirupathi Sivarani, John E. Norris, Kenneth C. Freeman, Stephen A. Shectman, R. C. Dohm-Palmer, Lucy Frey, and Dan Oravetz</em&gt,
- The Astrophysical Journal - Volume: 698, Issue: 1
- Abstract | References
Lithium Abundances of Extremely Metal-Poor Turn-off Stars
- Volume 4, Issue 15 - article #7
- Wako Aoki, Paul S. Barklem, Timothy C. Beers, Norbert Christlieb, Susumu Inoue, Ana E. Garcia Perez, John E. Norris, Daniela Carollo
- arXiv.org - Astrophysics - Volume: 2009, Issue: 10 Apr
- arXiv:0904.1448 [ps, pdf, other]
SEGUE: A Spectroscopic Survey of 240,000 Stars with g = 14-20
- Volume 4, Issue 15 - article #19
- Brian Yanny, Constance Rockosi, Heidi Jo Newberg, Gillian R. Knapp, Jennifer K. Adelman-McCarthy, Bonnie Alcorn, Sahar Allam, Carlos Allende Prieto, Deokkeun An, Kurt S. J. Anderson, Scott Anderson, Coryn A. L. Bailer-Jones, Steve Bastian, Timothy C. Beers, Eric Bell, Vasily Belokurov, Dmitry Bizyaev, Norm Blythe, John J. Bochanski, William N. Boroski, Jarle Brinchmann, J. Brinkmann, Howard Brewington, Larry Carey, Kyle M. Cudworth, Michael Evans, N. W. Evans, Evalyn Gates, B. T. Gänsicke, Bruce Gillespie, Gerald Gilmore, Ada Nebot Gomez-Moran, Eva K. Grebel, Jim Greenwell, James E. Gunn, Cathy Jordan, Wendell Jordan, Paul Harding, Hugh Harris, John S. Hendry, Diana Holder, Inese I. Ivans, Željko Ivezič, Sebastian Jester, Jennifer A. Johnson, Stephen M. Kent, Scot Kleinman, Alexei Kniazev, Jurek Krzesinski, Richard Kron, Nikolay Kuropatkin, Svetlana Lebedeva, Young Sun Lee, R. French Leger, Sébastien Lépine, Steve Levine, Huan Lin, Daniel C. Long, Craig Loomis, Robert Lupton, Olena Malanushenko, Viktor Malanushenko, Bruce Margon, David Martinez-Delgado, Peregrine McGehee, Dave Monet, Heather L. Morrison, Jeffrey A. Munn, Eric H. Neilsen, Atsuko Nitta, John E. Norris, Dan Oravetz, Russell Owen, Nikhil Padmanabhan, Kaike Pan, R. S. Peterson, Jeffrey R. Pier, Jared Platson, Paola Re Fiorentin, Gordon T. Richards, Hans-Walter Rix, David J. Schlegel, Donald P. Schneider, Matthias R. Schreiber, Axel Schwope, Valena Sibley, Audrey Simmons, Stephanie A. Snedden, J. Allyn Smith, Larry Stark, Fritz Stauffer, M. Steinmetz, C. Stoughton, Mark SubbaRao, Alex Szalay, Paula Szkody, Aniruddha R. Thakar, Sivarani Thirupathi, Douglas Tucker, Alan Uomoto, Dan Vanden Berk, Simon Vidrih, Yogesh Wadadekar, Shannon Watters, Ron Wilhelm, Rosemary F. G. Wyse, Jean Yarger, and Dan Zucker
- Astronomical Journal - Volume: 137, Issue: 5
- Abstract | References
Erratum: "The Abundance Spread in the Boötes I Dwarf Spheroidal Galaxy" (2008, ApJ, 689, L113)
- Volume 4, Issue 15 - article #34
- John E. Norris, Gerard Gilmore, Rosemary F. G. Wyse, Mark I. Wilkinson, V. Belokurov, N. Wyn Evans, and Daniel B. Zucker</em&gt,
- The Astrophysical Journal Letters - Volume: 695, Issue: 2
- Abstract
A Large C+N+O Abundance Spread in Giant Stars of the Globular Cluster NGC 1851
- Volume 4, Issue 13 - article #56
- David Yong, Frank Grundahl, Francesca D'Antona, Amanda I. Karakas, John C. Lattanzio, and John E. Norris</em&gt,
- The Astrophysical Journal Letters - Volume: 695, Issue: 1
- Abstract | References
Mapping the Galactic Halo VIII: Quantifying substructure
- Volume 4, Issue 12 - article #13
- Else Starkenburg, Amina Helmi, Heather L. Morrison, Paul Harding, Hugo van Woerden, Mario Mateo, Edward W. Olszewski, Thirupathi Sivarani, John E. Norris, Kenneth C. Freeman, Stephen A. Shectman, R.C. Dohm-Palmer, Lucy Frey, Dan Oravetz
- arXiv.org - Astrophysics - Volume: 2009, Issue: 20 Mar
- arXiv:0903.3043 [ps, pdf, other]
Fashionably Late? Building Up The Milky Way'S Inner Halo
- Volume 4, Issue 12 - article #35
- Heather L. Morrison, Amina Helmi, Jiayang Sun, Peng Liu, Rongfang Gu, John E. Norris, Paul Harding, T. D. Kinman, Amanda A. Kepley, Kenneth C. Freeman, Mary Williams, and Jeffrey Van Duyne</em&gt,
- The Astrophysical Journal - Volume: 694, Issue: 1
- Abstract | References
The abundance spread in the Bootes I dwarf spheroidal galaxy
- Volume 4, Issue 10 - article #17
- John E. Norris, Gerard Gilmore, Rosemary F. G. Wyse, Mark I. Wilkinson, V. Belokurov, N. Wyn Evans, Daniel B. Zucker
- arXiv.org - Astrophysics - Volume: 2009, Issue: 6 Mar
- arXiv:0902.4711 [ps, pdf, other]
A large C+N+O abundance spread in giant stars of the globular cluster NGC 1851
- Volume 4, Issue 7 - article #5
- David Yong (1), Frank Grundahl (2), Francesca D'Antona (3), Amanda I. Karakas (1), John C. Lattanzio (4), John E. Norris (1) ((1) RSAA, Mt Stromlo Observatory, (2) Univ. of Aarhus, (3) INAF Osservatorio di Roma, (4) CSPA, Monash University)
- arXiv.org - Astrophysics - Volume: 2009, Issue: 13 Feb
- arXiv:0902.1773 [ps, pdf, other]
Chemical Abundances in Giant Stars of the Tidally Disrupted Globular Cluster NGC 6712 from High-Resolution Infrared Spectroscopy
- Volume 3, Issue 48 - article #28
- David Yong, Jorge Meléndez, Katia Cunha, Amanda I. Karakas, John E. Norris, and Verne V. Smith
- The Astrophysical Journal - Volume: 689, Issue: 2
- Abstract-Full Text-PDF Version (1194 kB)
The Abundance Spread in the Boötes I Dwarf Spheroidal Galaxy
- Volume 3, Issue 48 - article #35
- John E. Norris, Gerard Gilmore, Rosemary F. G. Wyse, Mark I. Wilkinson, V. Belokurov, N. Wyn Evans, and Daniel B. Zucker
- The Astrophysical Journal Letters - Volume: 689, Issue: 2
- Abstract-Full Text-PDF Version (151 kB)
The SEGUE Stellar Parameter Pipeline. I. Description and Comparison of Individual Methods
- Volume 3, Issue 42 - article #20
- Young Sun Lee, Timothy C. Beers, Thirupathi Sivarani, Carlos Allende Prieto, Lars Koesterke, Ronald Wilhelm, Paola Re Fiorentin, Coryn A. L. Bailer-Jones, John E. Norris, Constance M. Rockosi, Brian Yanny, Heidi J. Newberg, Kevin R. Covey, Hao-Tong Zhang, and A.-Li Luo</em&gt,
- Astronomical Journal - Volume: 136, Issue: 5
- Abstract | References
The SEGUE Stellar Parameter Pipeline. II. Validation with Galactic Globular and Open Clusters
- Volume 3, Issue 42 - article #21
- Young Sun Lee, Timothy C. Beers, Thirupathi Sivarani, Jennifer A. Johnson, Deokkeun An, Ronald Wilhelm, Carlos Allende Prieto, Lars Koesterke, Paola Re Fiorentin, Coryn A. L. Bailer-Jones, John E. Norris, Brian Yanny, Constance Rockosi, Heidi J. Newberg, Kyle M. Cudworth, and Kaike Pan</em&gt,
- Astronomical Journal - Volume: 136, Issue: 5
- Abstract | References
A high-resolution spectral analysis of three carbon-enhanced metal-poor stars
- Volume 3, Issue 36 - article #49
- Aruna Goswami, Wako Aoki, Timothy C. Beers, Norbert Christlieb, John E. Norris, Sean G., Ryan and Stelios Tsangarides
- Monthly Notices of the Royal Astronomical Society - Volume: 372, Issue: 1
- Abstract | References | Full Text HTML | Full Text PDF (720 KB) | Rights and Permissions
The Milky Way Tomography with SDSS. II. Stellar Metallicity
- Volume 3, Issue 35 - article #19
- Željko Ivezić, Branimir Sesar, Mario Jurić, Nicholas Bond, Julianne Dalcanton, Constance M. Rockosi, Brian Yanny, Heidi J. Newberg, Timothy C. Beers, Carlos Allende Prieto, Ron Wilhelm, Young Sun Lee, Thirupathi Sivarani, John E. Norris, Coryn A. L. Bailer-Jones, Paola Re Fiorentin, David Schlegel, Alan Uomoto, Robert H. Lupton, Gillian R. Knapp, James E. Gunn, Kevin R. Covey, J. Allyn Smith, Gajus Miknaitis, Mamoru Doi, Masayuki Tanaka, Masataka Fukugita, Steve Kent, Douglas Finkbeiner, Jeffrey A. Munn, Jeffrey R. Pier, Tom Quinn, Suzanne Hawley, Scott Anderson, Furea Kiuchi, Alex Chen, James Bushong, Harkirat Sohi, Daryl Haggard, Amy Kimball, John Barentine, Howard Brewington, Mike Harvanek, Scott Kleinman, Jurek Krzesinski, Dan Long, Atsuko Nitta, Stephanie Snedden, Brian Lee, Hugh Harris, Jonathan Brinkmann, Donald P. Schneider, and Donald G. York
- The Astrophysical Journal - Volume: 684, Issue: 1
- Abstract-Full Text-PDF Version (6922 kB)
Chemical abundances in giants stars of the tidally disrupted globular cluster NGC 6712 from high-resolution infrared spectroscopy
- Volume 3, Issue 31 - article #1
- David Yong (1), Jorge Melendez (2), Katia Cunha (3), Amanda I. Karakas (1), John E. Norris (1), Verne V. Smith (3) ((1) RSAA, Mt Stromlo Observatory, (2) Centro de Astrofisica da Universidade do Porto, (3) NOAO)
- arXiv.org - Astrophysics - Volume: 2008, Issue: 31 Jul
- arXiv:0807.4558 [ps, pdf, other]
Carbon-Enhanced Metal-Poor Stars. III. Main-Sequence Turnoff Stars from the SDSS SEGUE Sample
- Volume 3, Issue 18 - article #24
- Wako Aoki, Timothy C. Beers, Thirupathi Sivarani, Brian Marsteller, Young Sun Lee, Satoshi Honda, John E. Norris, Sean G. Ryan, and Daniela Carollo
- The Astrophysical Journal - Volume: 678, Issue: 2
- Abstract-Full Text-PDF Version (1131 kB)
The Milky Way Tomography with SDSS: II. Stellar Metallicity
- Volume 3, Issue 17 - article #18
- Zeljko Ivezic, Branimir Sesar, Mario Juric, Nicholas Bond, Julianne Dalcanton, Constance M. Rockosi, Brian Yanny, Heidi J. Newberg, Timothy C. Beers, Carlos Allende Prieto, Ron Wilhelm, Young Sun Lee, Thirupathi Sivarani, John E. Norris, Coryn A.L. Bailer-Jones, Paola Re Fiorentin, David Schlegel, Alan Uomoto, Robert H. Lupton, Gillian R. Knapp, James E. Gunn, Kevin R. Covey, J. Allyn Smith, Gajus Miknaitis, Mamoru Doi, Masayuki Tanaka, Masataka Fukugita, Steve Kent, Douglas Finkbeiner, Jeffrey A. Munn, Jeffrey R. Pier, Tom Quinn, Suzanne Hawley, Scott Anderson, Furea Kiuchi, Alex Chen, James Bushong, Harkirat Sohi, Daryl Haggard, Amy Kimball, John Barentine, Howard Brewington, Mike Harvanek, Scott Kleinman, Jurek Krzesinski, Dan Long, Atsuko Nitta, Stephanie Snedden, Brian Lee, Hugh Harris, et al (2 additional authors not shown)
- arXiv.org - Astrophysics - Volume: 2008, Issue: 24 Apr
- arXiv:0804.3850 [ps, pdf, other]
Carbon-Enhanced Metal-Poor Stars. III. Main-Sequence Turn-Off Stars from the SDSS/SEGUE Sample
- Volume 3, Issue 5 - article #5
- Wako Aoki, Timothy C. Beers, Thirupathi Sivarani, Brian Marsteller, Young Sun Lee, Satoshi Honda, John E. Norris, Sean G. Ryan, Daniela Carollo
- arXiv.org - Astrophysics - Volume: 2008, Issue: 31 Jan
- arXiv:0801.4187 [ps, pdf, other]
Two stellar components in the halo of the Milky Way
- Volume 3, Issue 2 - article #25
- Daniela Carollo, Timothy C. Beers, Young Sun Lee, Masashi Chiba, John E. Norris, Ronald Wilhelm, Thirupathi Sivarani, Brian Marsteller, Jeffrey A. Munn, Coryn A. L. Bailer-Jones, Paola Re Fiorentin &, Donald G. York
- Nature - Volume: 451, Issue: 7175
- Full Text | PDF (69K)
Two stellar components in the halo of the Milky Way
- Volume 2, Issue 50 - article #24
- Daniela Carollo, Timothy C. Beers, Young Sun Lee, Masashi Chiba, John E. Norris, Ronald Wilhelm, Thirupathi Sivarani, Brian Marsteller, Jeffrey A. Munn, Coryn A. L. Bailer-Jones, Paola Re Fiorentin &, Donald G. York
- Nature - Volume: 450, Issue: 7172
- Abstract | Full Text | PDF (497K) | Supplementary information
Carbon-enhanced Metal-poor Stars: Osmium and Iridium Abundances in the Neutron-Capture–enhanced Subgiants CS 31062-050 and LP 625-44
- Volume 2, Issue 47 - article #11
- Wako Aoki, Sara Bisterzo, Roberto Gallino, Timothy C. Beers, John E. Norris, Sean G. Ryan, and Stelios Tsangarides
- The Astrophysical Journal Letters - Volume: 650, Issue: 2
- ABSTRACT | FULL TEXT WITH ENHANCEMENTS | PDF (324 kB) | PS
HE 0557-4840: Ultra–Metal-Poor and Carbon-Rich
- Volume 2, Issue 46 - article #11
- John E. Norris, N. Christlieb, A. J. Korn, K. Eriksson, M. S. Bessell, Timothy C. Beers, L. Wisotzki, and D. Reimers
- The Astrophysical Journal - Volume: 670, Issue: 1
- ABSTRACT | FULL TEXT WITH ENHANCEMENTS | PDF (563 kB) | PS
Abundances on the Main Sequence of ω Centauri
- Volume 2, Issue 39 - article #2
- Laura M. Stanford, G. S. Da Costa, John E. Norris, and Russell D. Cannon
- The Astrophysical Journal - Volume: 667, Issue: 2
- ABSTRACT | FULL TEXT WITH ENHANCEMENTS | PDF (2417 kB) | PS
HALO STAR STREAMS IN THE SOLAR NEIGHBORHOOD
- Volume 2, Issue 39 - article #16
- Amanda A. Kepley, Heather L. Morrison, Amina Helmi, T. D. Kinman, Jeffrey Van Duyne, John C. Martin, Paul Harding, John E. Norris, and Kenneth C. Freeman
- Astronomical Journal - Volume: 134, Issue: 4
- Abstract Full Text with Enhancements PDF (3396 kB) PostScript
Halo Star Streams in the Solar Neighborhood
- Volume 2, Issue 31 - article #6
- Amanda A. Kepley, Heather L. Morrison, Amina Helmi, T.D. Kinman, Jeffrey Van Duyne, John C. Martin, Paul Harding, John E. Norris, Kenneth C. Freeman
- ArXiv - Astrophysics
- arXiv:0707.4477 [ps, pdf, other]
Abundances on the Main Sequence of Omega Centauri
- Volume 2, Issue 31 - article #15
- Laura M. Stanford, G. S. Da Costa, John E. Norris
- ArXiv - Astrophysics
- arXiv:0708.0096 [ps, pdf, other]
HE 0557-4840 - Ultra-Metal-Poor and Carbon-Rich
- Volume 2, Issue 29 - article #17
- John E. Norris, N. Christlieb, A. J. Korn, K. Eriksson, M. S. Bessell, Timothy C. Beers, L. Wisotzki, D. Reimers
- ArXiv - Astrophysics
- arXiv:0707.2657 [ps, pdf, other]
Spectroscopic Studies of Extremely Metal-poor Stars with the Subaru High-Dispersion Spectrograph. IV. The α-Element–Enhanced Metal-poor Star BS 16934-002
- Volume 2, Issue 17 - article #4
- Wako Aoki, Satoshi Honda, Timothy C. Beers, Masahide Takada-Hidai, Nobuyuki Iwamoto, Nozomu Tominaga, Hideyuki Umeda, Ken'ichi Nomoto, John E. Norris, and Sean G. Ryan
- The Astrophysical Journal - Volume660, Issue 1
- ABSTRACT, FULL TEXT WITH ENHANCEMENTS, PDF (319 kB), PS
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, ps, pdf, other]
Carbon-enhanced Metal-poor Stars. I. Chemical Compositions of 26 Stars
- Volume 2, Issue 3 - article #2
- Wako Aoki, Timothy C. Beers, Norbert Christlieb, John E. Norris, Sean G. Ryan, and Stelios Tsangarides
- The Astrophysical Journal - Volume655, Issue 1
- ABSTRACT, FULL TEXT WITH ENHANCEMENTS, PDF (555 kB), PS
Spectroscopic Studies of Extremely Metal-Poor Stars with the Subaru High Dispersion Spectrograph. IV. The alpha-Element-Enhanced Metal-Poor Star BS16934-002
- Volume 2, Issue 2 - article #15
- Wako Aoki, Satoshi Honda, Timothy C. Beers, Masahide Takada-Hidai, Nobuyuki Iwamoto, Nozomu Tominaga, Hideyuki Umeda, Ken'ichi Nomoto, John E. Norris, Sean G. Ryan
- ArXiv - Astrophysics
- astro-ph/0701159 [abs, ps, pdf, other]
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]
A Sr-Rich Star on the Main Sequence of Omega Centauri
- Volume 1, Issue 42 - article #16
- Laura M. Stanford, G. S. Da Costa, John E. Norris, Russell D. Cannon
- ArXiv - Astrophysics
- astro-ph/0611509 [abs, ps, pdf, other]
A high-resolution spectral analysis of three carbon-enhanced metal-poor stars
- Volume 1, Issue 40 - article #25
- Aruna Goswami, Wako Aoki, Timothy C. Beers, Norbert Christlieb, John E. Norris, Sean G. Ryan, Stelios Tsangarides
- Monthly Notices of the Royal Astronomical Society - Volume 372, Issue 372
- Abstract Abstract and References Full Text Article PDF [720KB]
A high-resolution spectral analysis of three carbon-enhanced metal-poor stars
- Volume 1, Issue 39 - article #27
- Aruna Goswami, Wako Aoki, Timothy C. Beers, Norbert Christlieb, John E. Norris, Sean G. Ryan, Stelios Tsangarides
- Monthly Notices of the Royal Astronomical Society - Volume 372, Issue 372
- Abstract Abstract and References Full Text Article PDF [720KB]
A high-resolution spectral analysis of three carbon-enhanced metal-poor stars
- Volume 1, Issue 38 - article #15
- Aruna Goswami, Wako Aoki, Timothy C. Beers, Norbert Christlieb, John E. Norris, Sean G. Ryan, Stelios Tsangarides
- Monthly Notices of the Royal Astronomical Society - Volume 372, Issue 372
- Abstract Abstract and References Full Text Article PDF [720KB]
A high-resolution spectral analysis of three carbon-enhanced metal-poor stars
- Volume 1, Issue 36 - article #21
- Aruna Goswami, Wako Aoki, Timothy C. Beers, Norbert Christlieb, John E. Norris, Sean G. Ryan, Stelios Tsangarides
- Monthly Notices of the Royal Astronomical Society - Volume 372, Issue 372
- Abstract Abstract and References Full Text Article PDF [720KB]
Carbon Enhanced Metal-Poor Stars. I. Chemical Compositions of 26 Stars
- Volume 1, Issue 35 - article #16
- Wako Aoki, Timothy C. Beers, Norbert Christlieb, John E. Norris, Sean G. Ryan, Stelios Tsangarides
- ArXiv - Astrophysics
- astro-ph/0609702 [abs, ps, pdf, other]
Carbon-Enhanced Metal-Poor Stars. Osmium and Iridium Abundances in the Neutron-Capture-Enhanced Subgiants CS31062-050 and LP625-44
- Volume 1, Issue 32 - article #10
- Wako Aoki, Sara Bisterzo, Roberto Gallino, Timothy C. Beers, John E. Norris, Sean G. Ryan, Stelios Tsangarides
- ArXiv - Astrophysics
- astro-ph/0609138 [abs, ps, pdf, other]
A high-resolution spectral analysis of three carbon-enhanced metal-poor stars
- Volume 1, Issue 28 - article #4
- Aruna Goswami, Wako Aoki, Timothy C. Beers, Norbert Christlieb, John E. Norris, Sean G. Ryan, Stelios Tsangarides
- ArXiv - Astrophysics
- astro-ph/0608106 [abs, ps, pdf, other]
Further Evidence of a Merger Origin for the Thick Disk: Galactic Stars along Lines of Sight to Dwarf Spheroidal Galaxies
- Volume 1, Issue 4 - article #4
- Rosemary F. G. Wyse, Gerard Gilmore, John E. Norris, M. I. Wilkinson, Jan T. Kleyna, A. Koch, N. W. Evans, and E. K. Grebel
- The Astrophysical Journal Letters - Volume639, Issue 1
- ABSTRACT, FULL TEXT, PDF (92 kB), PS
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

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