Search - Segue Virtual Journal

Criteria:

Year:

2006	2007	2008	2009	2010	2011	2012	2013	2014	2015
2016	2017	2018	2019	2020	2021	2022	2023	2024

Results Per Page

(100 is the maximum results per page allowed.)

Boolean Operator
For Tags

Results 1 - 100 of 151

Select Page: 1 2 Next

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
High resolution spectroscopic follow-up of the most metal-poor candidates from SkyMapper DR1.1. (arXiv:2107.06430v1 [astro-ph.GA])
- Volume 16, Issue 29 - article #1
- D. Yong, G. S. Da Costa, M. S. Bessell, A. Chiti, A. Frebel, X. Gao, K. Lind, A. D. Mackey, A. F. Marino, S. J. Murphy, T. Nordlander, M. Asplund, A. R. Casey, C. Kobayashi, J. E. Norris, B. P. Schmidt
- http://arxiv.org/abs/2107.06430
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, HÃ©lio D. Perottoni, Angeles PÃ©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
Gaia and Hubble Unveil the Kinematics of Stellar Populations in the Type II Globular Clusters ω Centauri and M22
- Volume 15, Issue 32 - article #11
- G. Cordoni, A. P. Milone, A. F. Marino, G. S. Da Costa, E. Dondoglio, H. Jerjen, E. P. Lagioia, A. Mastrobuono-Battisti, J. E. Norris, M. Tailo,, D. Yong
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/898/2/147
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
The SkyMapper DR1.1 Search for Extremely Metal-Poor Stars. (arXiv:1909.06227v1 [astro-ph.SR])
- Volume 14, Issue 38 - article #8
- G. S. Da Costa, M. S. Bessell, A. D. Mackey, T. Nordlander, M. Asplund, A. R. Casey, A. Frebel, K. Lind, A. F. Marino, S. J. Murphy, J. E. Norris, B. P. Schmidt, D. Yong
- http://arxiv.org/abs/1909.06227
The lowest detected stellar Fe abundance: The halo star SMSS J160540.18-144323.1. (arXiv:1904.07471v1 [astro-ph.SR])
- Volume 14, Issue 16 - article #4
- T. Nordlander, M.S. Bessell, G.S. Da Costa, A.D. Mackey, M. Asplund, A.R. Casey, A. Chiti, R. Ezzeddine, A. Frebel, K. Lind, A.F. Marino, S.J. Murphy, J.E. Norris, B.P. Schmidt, D. Yong
- http://arxiv.org/abs/1904.07471
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 Color–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 ω 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
Discovering the Unexpected in Astronomical Survey Data. (arXiv:1611.05570v1 [astro-ph.IM])
- Volume 11, Issue 47 - article #4
- Ray P Norris
- http://arxiv.org/abs/1611.05570
Scl-1013644: a CEMP-s star in the Sculptor dwarf spheroidal galaxy
- Volume 11, Issue 38 - article #21
- Salgado, C., Da Costa, G. S., Yong, D., Norris, J. E.
- >Oxford University Press
- http://mnras.oxfordjournals.org/cgi/content/short/463/1/598?rss=1
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
NGC 3628-UCD1: A possible $ω$ Cen Analog Embedded in a Stellar Stream
- Volume 10, Issue 34 - article #4
- Zachary G. Jennings, Aaron J. Romanowsky, Jean P. Brodie, Joachim Janz, Mark A. Norris, Duncan A. Forbes, David Martinez-Delgado, Martina Fagioli, Samantha J. Penny
- arXiv.org - Astrophysics - Volume: 2015, Issue: 18 Sep
- arXiv:1509.04710 [pdf, other]
An Elemental Assay of Very, Extremely, and Ultra-metal-poor Stars
- Volume 10, Issue 26 - article #16
- T. Hansen, C. J. Hansen, N. Christlieb, T. C. Beers, D. Yong, M. S. Bessell, A. Frebel, A. E. GarcÃa PÃ©rez, V. M. Placco, J. E. Norris, and M. Asplund
- The Astrophysical Journal - Volume: 807, Issue: 2
- View article PDF (1.00 MB)
An Elemental Assay of Very, Extremely, and Ultra Metal-Poor Stars
- Volume 10, Issue 22 - article #1
- T. Hansen, C. J. Hansen, N. Christlieb, T. C. Beers, D. Yong, M. S. Bessell, A. Frebel, A. E. Garcia Perez, V. M. Placco, J. E. Norris, M. Asplund
- arXiv.org - Astrophysics - Volume: 2015, Issue: 5 Jun
- arXiv:1506.00579 [pdf, ps, other]
Nucleosynthesis in a Primordial Supernova: Carbon and Oxygen Abundances in SMSS J031300.36-670839.31
- Volume 10, Issue 19 - article #6
- Michael Bessell, Remo Collett, Stefan Keller, Anna Frebel, Alexander Heger, Andrew Casey, Thomas Masseron, Martin Asplund, Heather Jacobsen, Karin Lind, Anna Marino, John Norris, David Yong, Gary Da Costa, Conrad Chan, Zazralt Magic, Brian Schmidt, Patrick Tisserand
- arXiv.org - Astrophysics - Volume: 2015, Issue: 15 May
- arXiv:1505.03756 [pdf, other]
Iron and s-elements abundance variations in NGC 5286: comparison with ‘anomalous' globular clusters and Milky Way satellites
- Volume 10, Issue 18 - article #24
- A. F. Marino, A. P. Milone, A. I. Karakas, L. Casagrande, D. Yong, L. Shingles, G. Da Costa, J. E. Norris, P. B. Stetson, K. Lind, M. Asplund, R. Collet, H. Jerjen, L. Sbordone, A. Aparicio, and S. Cassisi
- Monthly Notices of the Royal Astronomical Society - Volume: 450, Issue: 1
- Abstract Full Text (HTML) Full Text (PDF) SUPPORTING INFORMATION
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]
Iron and s-elements abundance variations in NGC5286: comparison with anomalous globular clusters and Milky Way satellites
- Volume 10, Issue 8 - article #4
- A. F. Marino, A. P. Milone, A. I. Karakas, L. Casagrande, D. Yong, L. Shingles, G. Da Costa, J. E. Norris, P.B. Stetson, K. Lind, M. Asplund, R. Collet, H. Jerjen, L. Sbordone, A. Aparicio, S. Cassisi
- arXiv.org - Astrophysics - Volume: 2015, Issue: 27 Feb
- arXiv:1502.07438 [pdf, ps, 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" Stars—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]
Exploring the Origin of Lithium, Carbon, Strontium and Barium with four new Ultra Metal-Poor Stars
- Volume 9, Issue 20 - article #76
- T. Hansen, C. J. Hansen, N. Christlieb, D. Yong, M. S. Bessell, A. E. García Pérez, T. C. Beers, V. M. Placco, A. Frebel, J. E. Norris, M. Asplund
- arXiv.org - Astrophysics - Volume: 2014, Issue: 23 May
- arXiv:1405.5846 [pdf, ps, other]
The halo+cluster system of the Galactic globular cluster NGC1851
- Volume 9, Issue 20 - article #139
- A. F. Marino, A. P. Milone, D. Yong, A. Dotter, G. Da Costa, M. Asplund, H. Jerjen, D. Mackey, J. Norris, S. Cassisi, L. Sbordone, P. B. Stetson, A. Weiss, A. Aparicio, L. R. Bedin, K. Lind, M. Monelli, G. Piotto, R. Angeloni, R. Buonanno
- arXiv.org - Astrophysics - Volume: 2014, Issue: 6 Jun
- arXiv:1406.0944 [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)
The halo+cluster system of the Galactic globular cluster NGC 1851
- Volume 9, Issue 20 - article #164
- A. F. Marino, A. P. Milone, D. Yong, A. Dotter, G. Da Costa, M. Asplund, H. Jerjen, D. Mackey, J. Norris, S. Cassisi, L. Sbordone, P. B. Stetson, A. Weiss, A. Aparicio, L. R. Bedin, K. Lind, M. Monelli, G. Piotto, R. Angeloni, and R. Buonanno
- Monthly Notices of the Royal Astronomical Society - Volume: 442, Issue: 4
- Abstract Full Text (HTML) Full Text (PDF)
Exploring the Origin of Lithium, Carbon, Strontium, and Barium with Four New Ultra Metal-poor Stars
- Volume 9, Issue 20 - article #184
- T. Hansen, C. J. Hansen, N. Christlieb, D. Yong, M. S. Bessell, A. E. GarcÃa PÃ©rez, T. C. Beers, V. M. Placco, A. Frebel, J. E. Norris, and M. Asplund
- The Astrophysical Journal - Volume: 787, Issue: 2
- View article PDF (483 KB)
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-GarcÃa, 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
A single low-energy, iron-poor supernova as the source of metals in the star SMSS J 031300.36-670839.3
- Volume 9, Issue 7 - article #1
- S. C. Keller, M. S. Bessell, A. Frebel, A. R. Casey, M. Asplund, H. R. Jacobson, K. Lind, J. E. Norris, D. Yong, A. Heger, Z. Magic, G. S. Da Costa, B. P. Schmidt, P. Tisserand
- arXiv.org - Astrophysics - Volume: 2014, Issue: 14 Feb
- arXiv:1402.1517 [pdf]
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]
Australian Aboriginal Astronomy: Overview
- Volume 8, Issue 23 - article #3
- Ray P. Norris, Duane W. Hamacher
- arXiv.org - Astrophysics - Volume: 2013, Issue: 7 Jun
- arXiv:1306.0971 (cross-list from physics.hist-ph) [pdf, 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]
Magnesium Isotope Ratios in omega Centauri Red Giants
- Volume 8, Issue 14 - article #8
- G S Da Costa, John E Norris, David Yong
- arXiv.org - Astrophysics - Volume: 2013, Issue: 5 Apr
- arXiv:1304.0523 [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 Boötes 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] ≤ –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 –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
Comparative modelling of the spectra of cool giants
- Volume 7, Issue 51 - article #66
- T. Lebzelter, U. Heiter, C. Abia, K. Eriksson, M. Ireland, H. Neilson, W. Nowotny, J. Maldonado, T. Merle, R. Peterson, et al. (17 more)B. Plez, C. I. Short, G. M. Wahlgren, C. Worley, B. Aringer, S. Bladh, P. de Laverny, A. Goswami, A. Mora, R. P. Norris, A. Recio-Blanco, M. Scholz, F. ThÃ©venin, T. Tsuji, G. Kordopatis, B. Montesinos and R. F. Wing
- Astronomy and Astrophysics - Volume: 547, Issue: November 2012
- http://dx.doi.org/10.1051/0004-6361/201219142
  Abstract | Full HTML | PDF (2.843 MB) | References | Online Material | Tables at CDS | NASA ADS Abstract Service
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]
Constraints on the Galactic Halo Dark Matter from Fermi-LAT Diffuse Measurements
- Volume 7, Issue 49 - article #25
- M. Ackermann, M. Ajello, W. B. Atwood, L. Baldini, G. Barbiellini, D. Bastieri, K. Bechtol, R. Bellazzini, R. D. Blandford, E. D. Bloom, E. Bonamente, A. W. Borgland, E. Bottacini, T. J. Brandt, J. Bregeon, M. Brigida, P. Bruel, R. Buehler, S. Buson, G. A. Caliandro, R. A. Cameron, P. A. Caraveo, J. M. Casandjian, C. Cecchi, E. Charles, A. Chekhtman, J. Chiang, S. Ciprini, R. Claus, J. Cohen-Tanugi, J. Conrad, A. Cuoco, S. Cutini, F. D'Ammando, A. de Angelis, F. de Palma, C. D. Dermer, E. do Couto e Silva, P. S. Drell, A. Drlica-Wagner, L. Falletti, C. Favuzzi, S. J. Fegan, W. B. Focke, Y. Fukazawa, S. Funk, P. Fusco, F. Gargano, D. Gasparrini, S. Germani, N. Giglietto, F. Giordano, M. Giroletti, T. Glanzman, G. Godfrey, I. A. Grenier, S. Guiriec, M. Gustafsson, D. Hadasch, M. Hayashida, D. Horan, R. E. Hughes, M. S. Jackson, T. Jogler, G. JÃ³hannesson, A. S. Johnson, T. Kamae, J. KnÃ¶dlseder, M. Kuss, J. Lande, L. Latronico, A. M. Lionetto, M. Llena Garde, F. Longo, F. Loparco, B. Lott, M. N. Lovellette, P. Lubrano, M. N. Mazziotta, J. E. McEnery, J. Mehault, P. F. Michelson, W. Mitthumsiri, T. Mizuno, A. A. Moiseev, C. Monte, M. E. Monzani, A. Morselli, I. V. Moskalenko, S. Murgia, M. Naumann-Godo, J. P. Norris, E. Nuss, T. Ohsugi, M. Orienti, E. Orlando, J. F. Ormes, D. Paneque, J. H. Panetta, M. Pesce-Rollins, M. Pierbattista, F. Piron, G. Pivato, H. Poon, S. RainÃ², R. Rando, M. Razzano, S. Razzaque, A. Reimer, O. Reimer, C. Romoli, C. Sbarra, J. D. Scargle, C. SgrÃ², E. J. Siskind, G. Spandre, P. Spinelli, Åukasz Stawarz, A. W. Strong, D. J. Suson, H. Tajima, H. Takahashi, T. Tanaka, J. G. Thayer, J. B. Thayer, L. Tibaldo, M. Tinivella, G. Tosti, E. Troja, T. L. Usher, J. Vandenbroucke, V. Vasileiou, G. Vianello, V. Vitale, A. P. Waite, E. Wallace, K. S. Wood, M. Wood, Z. Yang, G. Zaharijas, and S. Zimmer
- The Astrophysical Journal - Volume: 761, Issue: 2
- Abstract References Full text PDF (5.36 MB) View as HTML
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]
Comparative Modelling of the Spectra of Cool Giants
- Volume 7, Issue 37 - article #6
- T. Lebzelter, U. Heiter, C. Abia, K. Eriksson, M. Ireland, H. Neilson, W. Nowotny, J. Maldonado, T. Merle, R. Peterson, B. Plez, C. I. Short, G. M. Wahlgren, C. Worley, B. Aringer, S. Bladh, P. de Laverny, A. Goswami, A. Mora, R. P. Norris, A. Recio-Blanco, M. Scholz, F. Thevenin, T. Tsuji, G. Kordopatis, B. Montesinos, R. F. Wing
- arXiv.org - Astrophysics - Volume: 2012, Issue: 14 Sep
- arXiv:1209.2656 [pdf, 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]
A close halo of large transparent grains around extreme red giant stars
- Volume 7, Issue 15 - article #2
- Barnaby R. M. Norris, Peter G. Tuthill, Michael J. Ireland, Sylvestre Lacour, Albert A. Zijlstra, Foteini Lykou, Thomas M. Evans, Paul Stewart, Timothy R. Bedding
- arXiv.org - Astrophysics - Volume: 2012, Issue: 13 Apr
- arXiv:1204.2640 [pdf, other]
The Case for the Dual Halo of the Milky Way
- Volume 7, Issue 15 - article #34
- Timothy C. Beers, Daniela Carollo, Å½eljko IveziÄ, 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
Gemini/GMOS imaging of globular cluster systems in five early-type galaxies
- Volume 6, Issue 33 - article #17
- Favio R. Faifer, Juan C. Forte, Mark A. Norris, Terry Bridges, Duncan A. Forbes, Stephen E. Zepf, Mike Beasley, Karl Gebhardt, David A. Hanes and Ray M. Sharples
- Monthly Notices of the Royal Astronomical Society - Volume: 416, Issue: 1
- Abstract Full Article (HTML)PDF(7388K)References Supporting Information Request Permissions
Accurate Stellar Kinematics at Faint Magnitudes: Application to the Boötes I Dwarf Spheroidal Galaxy
- Volume 6, Issue 31 - article #26
- Sergey E. Koposov, G. Gilmore, M. G. Walker, V. Belokurov, N. Wyn Evans, M. Fellhauer, W. Gieren, D. Geisler, L. Monaco, J. E. Norris, S. Okamoto, J. PeÃ±arrubia, M. Wilkinson, R. F. G. Wyse and D. B. Zucker
- The Astrophysical Journal - Volume: 736, Issue: 2
- Abstract References Full text PDF (1.37 MB) View as HTML
Accurate Stellar Kinematics at Faint Magnitudes: application to the Bootes~I dwarf spheroidal galaxy
- Volume 6, Issue 21 - article #2
- Sergey E. Koposov, G. Gilmore, M. G. Walker, V. Belokurov, N.Wyn Evans, M. Fellhauer, W. Gieren, D. Geisler, L. Monaco, J.E. Norris, S. Okamoto, J. Penarrubia, M. Wilkinson, R.F.G. Wyse, D.B. Zucker
- arXiv.org - Astrophysics - Volume: 2011, Issue: 27 May
- arXiv:1105.4102 [pdf, ps, other]
The two metallicity groups of the globular cluster M22: a chemical perspective
- Volume 6, Issue 19 - article #18
- A. F. Marino, C. Sneden, R. P. Kraft, G. Wallerstein, J. E. Norris, G. Da Costa, A. P. Milone, I. I. Ivans, G. Gonzalez, J. P. Fulbright, M. Hilker, G. Piotto, M. Zoccali, P. B. Stetson
- arXiv.org - Astrophysics - Volume: 2011, Issue: 13 May
- arXiv:1105.1523 [pdf, other]
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]
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, 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]
Next-generation Astronomy
- Volume 5, Issue 40 - article #4
- Ray P. Norris
- arXiv.org - Astrophysics - Volume: 2010, Issue: 1 Oct
- arXiv:1009.6027 [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 stellar content of the Hamburg/ESO survey VI. The metallicity distribution of main-sequence turnoff stars in the Galactic halo
- Volume 5, Issue 26 - article #12
- H. N. Li, N. Christlieb, T. Schörck, J. E. Norris, M. S. Bessell, D. Yong, T. C. Beers, Y. S. Lee, A. Frebel, G. Zhao
- arXiv.org - Astrophysics - Volume: 2010, Issue: 25 Jun
- arXiv:1006.3985 [pdf, ps, other]
The Milky Way Tomography with SDSS. III. Stellar Kinematics
- Volume 5, Issue 22 - article #56
- Nicholas A. Bond, Å½eljko IveziÄ, Branimir Sesar, Mario JuriÄ, Jeffrey A. Munn, Adam Kowalski, Sarah Loebman, Rok RoÅ¡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
Lithium abundances of halo dwarfs based on excitation temperatures. II. NLTE
- Volume 5, Issue 15 - article #10
- A. Hosford, A.E. Garcia Perez, R. Collet, S.G. Ryan, J.E. Norris, K.A. Olive
- arXiv.org - Astrophysics - Volume: 2010, Issue: 9 Apr
- arXiv:1004.0863 [pdf, ps, other]
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]
Observations of Milky Way Dwarf Spheroidal Galaxies with the Fermi-Large Area Telescope Detector and Constraints on Dark Matter Models
- Volume 5, Issue 11 - article #17
- A. A. Abdo, M. Ackermann, M. Ajello, W. B. Atwood, L. Baldini, J. Ballet, G. Barbiellini, D. Bastieri, K. Bechtol, R. Bellazzini, B. Berenji, E. D. Bloom, E. Bonamente, A. W. Borgland, J. Bregeon, A. Brez, M. Brigida, P. Bruel, T. H. Burnett, S. Buson, G. A. Caliandro, R. A. Cameron, P. A. Caraveo, J. M. Casandjian, C. Cecchi, A. Chekhtman, C. C. Cheung, J. Chiang, S. Ciprini, R. Claus, J. Cohen-Tanugi, J. Conrad, A. de Angelis, F. de Palma, S. W. Digel, E. do Couto e Silva, P. S. Drell, A. Drlica-Wagner, R. Dubois, D. Dumora, C. Farnier, C. Favuzzi, S. J. Fegan, W. B. Focke, P. Fortin, M. Frailis, Y. Fukazawa, P. Fusco, F. Gargano, N. Gehrels, S. Germani, B. Giebels, N. Giglietto, F. Giordano, T. Glanzman, G. Godfrey, I. A. Grenier, J. E. Grove, L. Guillemot, S. Guiriec, M. Gustafsson, A. K. Harding, E. Hays, D. Horan, R. E. Hughes, M. S. Jackson, T. E. Jeltema, G. Jóhannesson, A. S. Johnson, R. P. Johnson, W. N. Johnson, T. Kamae, H. Katagiri, J. Kataoka, M. Kerr, J. Knödlseder, M. Kuss, J. Lande, L. Latronico, M. Lemoine-Goumard, F. Longo, F. Loparco, B. Lott, M. N. Lovellette, P. Lubrano, G. M. Madejski, A. Makeev, M. N. Mazziotta, J. E. McEnery, C. Meurer, P. F. Michelson, W. Mitthumsiri, T. Mizuno, A. A. Moiseev, C. Monte, M. E. Monzani, E. Moretti, A. Morselli, I. V. Moskalenko, S. Murgia, P. L. Nolan, J. P. Norris, E. Nuss, T. Ohsugi, N. Omodei, E. Orlando, J. F. Ormes, D. Paneque, J. H. Panetta, D. Parent, V. Pelassa, M. Pepe, M. Pesce-Rollins, F. Piron, T. A. Porter, S. Profumo, S. Rainò, R. Rando, M. Razzano, A. Reimer, O. Reimer, T. Reposeur, S. Ritz, A. Y. Rodriguez, M. Roth, H. F.-W. Sadrozinski, A. Sander, P. M. Saz Parkinson, J. D. Scargle, T. L. Schalk, A. Sellerholm, C. Sgrò, E. J. Siskind, D. A. Smith, P. D. Smith, G. Spandre, P. Spinelli, M. S. Strickman, D. J. Suson, H. Takahashi, T. Takahashi, T. Tanaka, J. B. Thayer, J. G. Thayer, D. J. Thompson, L. Tibaldo, D. F. Torres, A. Tramacere, Y. Uchiyama, T. L. Usher, V. Vasileiou, N. Vilchez, V. Vitale, A. P. Waite, P. Wang, B. L. Winer, K. S. Wood, T. Ylinen, M. Ziegler, James S. Bullock, Manoj Kaplinghat, and Gregory D. Martinez
- The Astrophysical Journal - Volume: 712, Issue: 1
- Abstract | References
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]
The stellar content of the Hamburg/ESO survey - V. The metallicity distribution function of the Galactic halo
- Volume 4, Issue 47 - article #26
- T. Schörck, N. Christlieb, J. G. Cohen, T. C. Beers, S. Shectman, I. Thompson, A. McWilliam, M. S. Bessell, J. E. Norris, J. Meléndez, S. Ramírez, D. Haynes, P. Cass, M. Hartley, K. Russell, F. Watson, F.-J. Zickgraf, B. Behnke, C. Fechner, B. Fuhrmeister, P. S. Barklem, B. Edvardsson, A. Frebel, L. Wisotzki, and D. Reimers
- Astronomy and Astrophysics - Volume: 507, Issue: 2
- Abstract | PDF file (506.8 KB) | PS file (331.7 KB)
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]
The Origin of Segue 1
- Volume 4, Issue 26 - article #8
- M. Niederste-Ostholt (1), V. Belokurov (1), N.W. Evans (1), G. Gilmore (1), R.F.G. Wyse (2), J.E. Norris (3) ((1) Cambridge, (2), JHU, (3) ANU)
- arXiv.org - Astrophysics - Volume: 2009, Issue: 26 Jun
- arXiv:0906.3669 [ps, 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]
Lithium abundances of halo dwarfs based on excitation temperature - I. Local thermodynamic equilibrium
- Volume 4, Issue 3 - article #10
- A. Hosford, S. G. Ryan, A. E. García Pérez, J. E. Norris, and K. A. Olive
- Astronomy and Astrophysics - Volume: 493, Issue: 2
- Abstract | PDF file (247.0 KB) | PS file (114.5 KB)
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)

Results 1 - 100 of 151

Select Page: 1 2 Next
RSS Feed of This Search