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Results 1 - 91 of 91

Variations in Line Profiles of Atomic Transitions in RR Lyrae Stars
- Volume 19, Issue 21 - article #11
- Christopher Sneden, George W. Preston
- Astronomical Journal
- https://doi.org/10.3847/1538-3881/ad3c34
The GALAH survey: Tracing the Milky Way's formation and evolution through RR Lyrae stars
- Volume 19, Issue 19 - article #4
- Valentina D'Orazi, Nicholas Storm, Andrew R. Casey, Vittorio F. Braga, Alice Zocchi, Giuseppe Bono, Michele Fabrizio, Christopher Sneden, Davide Massari, Riano E. Giribaldi, Maria Bergemann, Simon W. Campbell, Luca Casagrande, Richard de Grijs, Gayandhi De Silva, Maria Lugaro, Daniel B. Zucker, Angela Bragaglia, Diane Feuillet, Giuliana Fiorentino, Brian Chaboyer, Massimo Dall'Ora, Massimo Marengo, Clara E. Mart'inez-V'azquez, Noriyuki Matsunaga, Matteo Monelli, Joseph P. Mullen, David Nataf, Maria Tantalo, Frederic Thevenin, Fabio R. Vitello, Rolf-Peter Kudritzki, Joss Bland-Hawthorn, Sven Buder, Ken Freeman, Janez Kos, Geraint F. Lewis, Karin Lind, Sarah Martell, Sanjib Sharma, Dennis Stello, Tomav{z} Zwitter
- https://arxiv.org/abs/2405.04580
Iron-peak Element Abundances in Warm Very Metal-poor Stars
- Volume 18, Issue 31 - article #7
- Christopher Sneden, Ann Merchant Boesgaard, John J. Cowan, Ian U. Roederer, Elizabeth A. Den Hartog, James E. Lawler
- The Astrophysical Journal
- https://doi.org/10.3847/1538-4357/accd62
The chemical evolution of the solar neighbourhood for planet-hosting stars. (arXiv:2307.12330v1 [astro-ph.GA])
- Volume 18, Issue 30 - article #2
- Marco Pignatari, Thomas C. L. Trueman, Kate A. Womack, Brad K. Gibson, Benoit Côté, Diego Turrini, Christopher Sneden, Stephen J. Mojzsis, Richard J. Stancliffe, Paul Fong, Thomas V. Lawson, James D. Keegans, Kate Pilkington, Jean-Claude Passy, Timothy C. Beers, Maria Lugaro
- http://arxiv.org/abs/2307.12330
Chemical Compositions Of Red Giant Stars in the Old Open Cluster NGC 7789
- Volume 18, Issue 23 - article #9
- Neel Nagarajan, Christopher Sneden, Melike AfÃ…ÂŸar, Catherine A. Pilachowski
- Astronomical Journal
- https://doi.org/10.3847/1538-3881/accdda
linemake: An Atomic and Molecular Line List Generator. (arXiv:2104.08286v1 [astro-ph.IM])
- Volume 16, Issue 17 - article #1
- Vinicius M. Placco, Christopher Sneden, Ian U. Roederer, James E. Lawler, Elizabeth A. Den Hartog, Neda Hejazi, Zachary Maas, Peter Bernath
- http://arxiv.org/abs/2104.08286
Origin of the heaviest elements: The rapid neutron-capture process
- Volume 16, Issue 6 - article #14
- John J. Cowan, Christopher Sneden, James E. Lawler, Ani Aprahamian, Michael Wiescher, Karlheinz Langanke, Gabriel MartÃƒÂnez-Pinedo,, Friedrich-Karl Thielemann
- Reviews of Modern Physics
- http://link.aps.org/doi/10.1103/RevModPhys.93.015002
Vanadium Abundance Derivations in 255 Metal-poor Stars
- Volume 15, Issue 37 - article #16
- Xiaowei Ou, Ian U. Roederer, Christopher Sneden, John J. Cowan, James E. Lawler, Stephen A. Shectman,, Ian B. Thompson
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/900/2/106
Multiple Stellar Populations of Globular Clusters from Homogeneous Ca-CN-CH-NH Photometry. VI. M3 is not a Prototypical Normal Globular Cluster. (arXiv:2006.01274v1 [astro-ph.SR])
- Volume 15, Issue 23 - article #11
- Jae-Woo Lee, Christopher Sneden
- http://arxiv.org/abs/2006.01274
Origin of the Heaviest Elements: the Rapid Neutron-Capture Process. (arXiv:1901.01410v2 [astro-ph.HE] UPDATED)
- Volume 15, Issue 18 - article #3
- John J. Cowan, Christopher Sneden, James E. Lawler, Ani Aprahamian, Michael Wiescher, Karlheinz Langanke, Gabriel Martínez-Pinedo, Friedrich-Karl Thielemann
- http://arxiv.org/abs/1901.01410
Fluorine in the Solar Neighborhood: The Need for Several Cosmic Sources
- Volume 15, Issue 16 - article #8
- Nils Ryde, Henrik JÃƒÂ¶nsson, Gregory Mace, Katia Cunha, Emanuele Spitoni, Melike AfÃ…ÂŸar, Daniel Jaffe, Rebecca Forsberg, Kyle F. Kaplan, Benjamin T. Kidder, Jae-Joon Lee, Heeyoung Oh, Verne V. Smith, Christopher Sneden, Kimberly R. Sokal, Emily Strickland,, Brian Thorsbro
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/893/1/37
Detailed Iron-peak Element Abundances in Three Very Metal-poor Stars
- Volume 15, Issue 8 - article #7
- John J. Cowan, Christopher Sneden, Ian U. Roederer, James E. Lawler, Elizabeth A. Den Hartog, Jennifer S. Sobeck,, Ann Merchant Boesgaard
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/890/2/119
Detailed Iron-Peak Element Abundances in Three Very Metal-Poor Stars. (arXiv:2001.00541v1 [astro-ph.SR])
- Volume 15, Issue 1 - article #1
- John J. Cowan, Christopher Sneden, Ian U. Roederer, James E. Lawler, Elizabeth A. Den Hartog, Jennifer S. Sobeck, Ann Merchant Boesgaard
- http://arxiv.org/abs/2001.00541
The R -Process Alliance: Discovery of a Low- α , r -process-enhanced Metal-poor Star in the Galactic Halo
- Volume 14, Issue 14 - article #19
- Charli M. Sakari, Ian U. Roederer, Vinicius M. Placco, Timothy C. Beers, Rana Ezzeddine, Anna Frebel, Terese Hansen, Christopher Sneden, John J. Cowan, George Wallerstein, Elizabeth M. Farrell, Kim A. Venn, Gal MatijeviÃ„Â, Rosemary F. G. Wyse, Joss Bland-Hawthorn, Cristina Chiappini, Kenneth C. Freeman, Brad K. Gibson, Eva K. Grebel, Amina Helmi, Georges Kordopatis, Andrea Kunder, Julio Navarro, Warren Reid, George Seabroke, Matthias Steinmetz,, Fred Watson
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/874/2/148
The R-Process Alliance: Discovery of a low-alpha, r-Process-Enhanced Metal-Poor Star in the Galactic Halo. (arXiv:1903.01480v1 [astro-ph.SR])
- Volume 14, Issue 10 - article #12
- Charli M. Sakari, Ian U. Roederer, Vinicius M. Placco, Timothy C. Beers, Rana Ezzeddine, Anna Frebel, Terese Hansen, Christopher Sneden, John J. Cowan, George Wallerstein, Elizabeth M. Farrell, Kim A. Venn, Gal Matijevic, Rosemary F.G. Wyse, Joss Bland-Hawthorn, Cristina Chiappini, Kenneth C. Freeman, Brad K. Gibson, Eva K. Grebel, Amina Helmi, Georges Kordopatis, Andrea Kunder, Julio Navarro, Warren Reid, George Seabroke, Matthias Steinmetz, Fred Watson
- http://arxiv.org/abs/1903.01480
The R-Process Alliance: First Release from the Northern Search for r-Process Enhanced Metal-Poor Stars in the Galactic Halo. (arXiv:1809.09156v1 [astro-ph.SR])
- Volume 13, Issue 39 - article #7
- Charli M. Sakari, Vinicius M. Placco, Elizabeth M. Farrell, Ian U. Roederer, George Wallerstein, Timothy C. Beers, Rana Ezzeddine, Anna Frebel, Terese Hansen, Erika M. Holmbeck, Christopher Sneden, Kim A. Venn, Christopher Evan Davis, Gal Matijevic, Rosemary F.G. Wyse, Joss Bland-Hawthorn, Cristina Chiappini, Kenneth C. Freeman, Brad K. Gibson, Eva K. Grebel, Amina Helmi, Georges Kordopatis, Andrea Kunder, Julio Navarro, Warren Reid, George Seabroke, Matthias Steinmetz, Fred Watson
- http://arxiv.org/abs/1809.09156
Chemical Compositions of Evolved Stars from Near-infrared IGRINS High-resolution Spectra. I. Abundances in Three Red Horizontal Branch Stars
- Volume 13, Issue 38 - article #13
- Melike AfÃ…ÂŸar, Christopher Sneden, Michael P. Wood, James E. Lawler, Zeynep Bozkurt, Gamze BÃƒÂ¶cek Topcu, Gregory N. Mace, Hwihyun Kim,, Daniel T. Jaffe
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/865/1/44
The R -Process Alliance: 2MASS J09544277+5246414, the Most Actinide-enhanced R -II Star Known
- Volume 13, Issue 23 - article #7
- Erika M. Holmbeck, Timothy C. Beers, Ian U. Roederer, Vinicius M. Placco, Terese T. Hansen, Charli M. Sakari, Christopher Sneden, Chao Liu, Young Sun Lee, John J. Cowan,, Anna Frebel
- The Astrophysical Journal Letters
- http://iopscience.iop.org/2041-8205/859/2/L24
The R-Process Alliance: 2MASS J09544277+5246414, the Most Actinide-Enhanced R-II Star Known. (arXiv:1805.11925v1 [astro-ph.SR])
- Volume 13, Issue 22 - article #7
- Erika M. Holmbeck, Timothy C. Beers, Ian U. Roederer, Vinicius M. Placco, Terese T. Hansen, Charli M. Sakari, Christopher Sneden, Chao Liu, Young Sun Lee, John J. Cowan, Anna Frebel
- http://arxiv.org/abs/1805.11925
A Spectroscopic Survey of Field Red Horizontal-branch Stars
- Volume 13, Issue 20 - article #11
- Melike AfÃ…ÂŸar, Zeynep Bozkurt, Gamze BÃƒÂ¶cek Topcu, Dana I. Casetti-Dinescu, Christopher Sneden,, Gizem Ã…ÂžehitogÃŒÂ…lu
- The Astronomical Journal
- http://iopscience.iop.org/1538-3881/155/6/240
Metal-rich RRc Stars in the Carnegie RR Lyrae Survey
- Volume 13, Issue 1 - article #4
- Christopher Sneden, George W. Preston, Juna A. Kollmeier, Jeffrey D. Crane, Nidia Morrell, JosÃƒÂ© L. Prieto, Stephen A. Shectman, Dorota M. Skowron,, Ian B. Thompson
- The Astronomical Journal
- http://iopscience.iop.org/1538-3881/155/1/45
Metal-Rich RRc stars in the Carnegie RR Lyrae Survey. (arXiv:1712.00159v1 [astro-ph.SR])
- Volume 12, Issue 49 - article #4
- Christopher Sneden, George W.Preston, Juna A. Kollmeier, Jeffrey D. Crane, Nidia Morrell, Jose L. Prieto, Stephen A. Shectman, Dorota M. Skowron, Ian B. Thompson
- http://arxiv.org/abs/1712.00159
The RRC Stars: Chemical Abundances and Envelope Kinematics. (arXiv:1709.00494v1 [astro-ph.SR])
- Volume 12, Issue 36 - article #8
- Christopher Sneden, George W.Preston, Merieme Chadid, Monika Adamow
- http://arxiv.org/abs/1709.00494
Spectroscopic Comparison of Metal-rich RRab Stars of the Galactic Field with their Metal-poor Counterparts
- Volume 12, Issue 5 - article #24
- Merieme Chadid, Christopher Sneden,, George W. Preston
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/835/2/187
Iron-group Abundances in the Metal-poor Main-Sequence Turnoff Star HD~84937
- Volume 11, Issue 6 - article #21
- Christopher Sneden, John J. Cowan, Chiaki Kobayashi, Marco Pignatari, James E. Lawler, Elizabeth A. Den Hartog, and Michael P. Wood
- The Astrophysical Journal - Volume: 817, Issue: 1
- View article PDF (1.79 MB)
The Chemical Compositions of Very Metal-Poor Stars HD 122563 and HD 140283; A View From the Infrared
- Volume 11, Issue 3 - article #11
- Melike Afşar, Christopher Sneden, Anna Frebel, Hwihyun Kim, Gregory N. Mace, Kyle F. Kaplan, Hye-In Lee, Hee-Young Oh, Jae Sok Oh, Soojong Pak, Chan Park, Michael D. Pavel, In-Soo Yuk, Daniel T. Jaffe
- arXiv.org - Astrophysics - Volume: 2016, Issue: 15 Jan
- arXiv:1601.02450 [pdf, ps, other]
The Chemical Abundances of Stars in the Halo (CASH) Project. III. A New Classification Scheme for Carbon-enhanced Metal-poor Stars with s-process Element Enhancement
- Volume 10, Issue 44 - article #26
- Julie K. Hollek, Anna Frebel, Vinicius M. Placco, Amanda I. Karakas, Matthew Shetrone, Christopher Sneden, and Norbert Christlieb
- The Astrophysical Journal - Volume: 814, Issue: 2
- View article PDF (1.65 MB)
The Chemical Abundances of Stars in the Halo (CASH) Project. III. A New Classification Scheme for Carbon-Enhanced Metal-poor Stars with S-process Element Enhancement
- Volume 10, Issue 40 - article #16
- Julie K. Hollek (UT/JINA), Anna Frebel (MIT/JINA), Vinicius M. Placco (U Notre Dame/JINA), Amanda I. Karakas (ANU), Matthew Shetrone (UT/McDonald Obs.), Christopher Sneden (UT), Norbert Christlieb (Heidelberg)
- arXiv.org - Astrophysics - Volume: 2015, Issue: 30 Oct
- arXiv:1510.06825 [pdf, ps, other]
Hubble Space Telescope Near-Ultraviolet Spectroscopy of Bright CEMP-s Stars
- Volume 10, Issue 31 - article #4
- Vinicius M. Placco, Timothy C. Beers, Inese I. Ivans, Dan Filler, Julie A. Imig, Ian U. Roederer, Carlo Abate, Terese Hansen, John J. Cowan, Anna Frebel, James E. Lawler, Hendrik Schatz, Christopher Sneden, Jennifer S. Sobeck, Wako Aoki, Verne V. Smith, Michael Bolte
- arXiv.org - Astrophysics - Volume: 2015, Issue: 28 Aug
- arXiv:1508.05872 [pdf, ps, other]
Nine new metal-poor stars on the subgiant and red horizontal branches with high levels of r-process enhancement
- Volume 9, Issue 24 - article #53
- Ian U. Roederer, John J. Cowan, George W. Preston, Stephen A. Shectman, Christopher Sneden, and Ian B. Thompson
- Monthly Notices of the Royal Astronomical Society - Volume: 445, Issue: 3
- Abstract Full Text (HTML) Full Text (PDF)
Searching for Chemical Signatures of Multiple Stellar Populations in the Old, Massive Open Cluster NGC 6791
- Volume 9, Issue 24 - article #62
- Angela Bragaglia, Christopher Sneden, Eugenio Carretta, Raffaele G. Gratton, Sara Lucatello, Peter F. Bernath, James S. A. Brooke, and Ram S. Ram
- The Astrophysical Journal - Volume: 796, Issue: 1
- View article PDF (1.20 MB)
Hubble Space Telescope Near-ultraviolet Spectroscopy of the Bright CEMP-no Star BD+44Â°493
- Volume 9, Issue 21 - article #73
- Vinicius M. Placco, Timothy C. Beers, Ian U. Roederer, John J. Cowan, Anna Frebel, Dan Filler, Inese I. Ivans, James E. Lawler, Hendrik Schatz, Christopher Sneden, Jennifer S. Sobeck, Wako Aoki, and Verne V. Smith
- The Astrophysical Journal - Volume: 790, Issue: 1
- View article PDF (835 KB)
New Detections of Arsenic, Selenium, and Other Heavy Elements in Two Metal-poor Stars
- Volume 9, Issue 21 - article #86
- Ian U. Roederer, Hendrik Schatz, James E. Lawler, Timothy C. Beers, John J. Cowan, Anna Frebel, Inese I. Ivans, Christopher Sneden, and Jennifer S. Sobeck
- The Astrophysical Journal - Volume: 791, Issue: 1
- View article PDF (871 KB)
New Detections of Arsenic, Selenium, and Other Heavy Elements in Two Metal-Poor Stars
- Volume 9, Issue 20 - article #65
- Ian U. Roederer, Hendrik Schatz, James E. Lawler, Timothy C. Beers, John J. Cowan, Anna Frebel, Inese I. Ivans, Christopher Sneden, Jennifer S. Sobeck
- arXiv.org - Astrophysics - Volume: 2014, Issue: 20 Jun
- arXiv:1406.4554 [pdf, ps, other]
Hubble Space Telescope Near-Ultraviolet Spectroscopy of the Bright CEMP-no Star BD+44 493
- Volume 9, Issue 20 - article #134
- Vinicius Placco, Timothy Beers, Ian Roederer, John Cowan, Anna Frebel, Dan Filler, Inese I. Ivans, James E. Lawler, Hendrik Schatz, Christopher Sneden, Jennifer Sobeck, Wako Aoki, Verne Smith
- arXiv.org - Astrophysics - Volume: 2014, Issue: 6 Jun
- arXiv:1406.0538 [pdf, ps, other]
A Search for Stars of Very Low Metal Abundance. VI. Detailed Abundances of 313 Metal-poor Stars
- Volume 9, Issue 20 - article #143
- Ian U. Roederer, George W. Preston, Ian B. Thompson, Stephen A. Shectman, Christopher Sneden, Gregory S. Burley, and Daniel D. Kelson
- Astronomical Journal - Volume: 147, Issue: 6
- View article PDF (5.13 MB)
Neutron-capture Nucleosynthesis in the First Stars
- Volume 9, Issue 17 - article #24
- Ian U. Roederer, George W. Preston, Ian B. Thompson, Stephen A. Shectman, and Christopher Sneden
- The Astrophysical Journal - Volume: 784, Issue: 2
- View article PDF (1.39 MB)
A Search for Stars of Very Low Metal Abundance. VI. Detailed Abundances of 313 Metal-Poor Stars
- Volume 9, Issue 13 - article #2
- Ian U. Roederer, George W. Preston, Ian B. Thompson, Stephen A. Shectman, Christopher Sneden, Gregory S. Burley, Daniel D. Kelson
- arXiv.org - Astrophysics - Volume: 2014, Issue: 28 Mar
- arXiv:1403.6853 [pdf, other]
The Chemical Compositions of RR Lyrae Type C Variable Stars
- Volume 9, Issue 8 - article #26
- Jose Govea, Thomas Gomez, George W. Preston, and Christopher Sneden
- The Astrophysical Journal - Volume: 782, Issue: 2
- View article PDF (1.70 MB)
Atmospheric Parameters and Metallicities for 2191 Stars in the Globular Cluster M4
- Volume 9, Issue 4 - article #13
- Luca Malavolta, Christopher Sneden, Giampaolo Piotto, Antonino P. Milone, Luigi R. Bedin, and Valerio Nascimbeni
- Astronomical Journal - Volume: 147, Issue: 2
- View article PDF (5.81 MB)
Atmospheric Parameters and Metallicities for 2191 stars in the Globular Cluster M4
- Volume 8, Issue 46 - article #2
- Luca Malavolta (1 and 4), Christopher Sneden (2), Giampaolo Piotto (1 and 4), Antonino P. Milone (3), Luigi R. Bedin (4), Valerio Nascimbeni (4) ((1) Dipartimento di Fisica e Astronomia, Università di Padova, Padova, Italy, (2) Department of Astronomy and McDonald Observatory, The University of Texas, Austin, (3) Research School of Astronomy and Astrophysics, The Australian National University, Australia, (4) INAF - Osservatorio Astronomico di Padova, Italy)
- arXiv.org - Astrophysics - Volume: 2013, Issue: 15 Nov
- arXiv:1311.2592 [pdf, ps, other]
New Hubble Space Telescope Observations of Heavy Elements in Four Metal-Poor Stars
- Volume 7, Issue 52 - article #29
- Ian U. Roederer, James E. Lawler, Jennifer S. Sobeck, Timothy C. Beers, John J. Cowan, Anna Frebel, Inese I. Ivans, Hendrik Schatz, Christopher Sneden, and Ian B. Thompson
- The Astrophysical Journal Supplement - Volume: 203, Issue: 2
- Abstract References Cited by Full text PDF (2.07 MB) HTML with Enhancements
New Hubble Space Telescope Observations of Heavy Elements in Four Metal-Poor Stars
- Volume 7, Issue 43 - article #6
- Ian U. Roederer, James E. Lawler, Jennifer S. Sobeck, Timothy C. Beers, John J. Cowan, Anna Frebel, Inese I. Ivans, Hendrik Schatz, Christopher Sneden, Ian B. Thompson
- arXiv.org - Astrophysics - Volume: 2012, Issue: 26 Oct
- arXiv:1210.6387 [pdf, ps, other]
The Absolute Magnitude of RRc Variables From Statistical Parallax
- Volume 7, Issue 33 - article #11
- Juna A. Kollmeier, Dorota M. Szczygiel, Christopher R. Burns, Andrew Gould, Ian B. Thompson, George W. Preston, Christopher Sneden, Jeffrey D. Crane, Subo Dong, Barry F. Madore, Nidia Morrell, Jose L. Prieto, Stephen Shectman, Joshua D. Simon, Edward Villanueva
- arXiv.org - Astrophysics - Volume: 2012, Issue: 17 Aug
- arXiv:1208.2689 [pdf, other]
Detection of the Second r-process Peak Element Tellurium in Metal-poor Stars
- Volume 7, Issue 10 - article #20
- Ian U. Roederer, James E. Lawler, John J. Cowan, Timothy C. Beers, Anna Frebel, Inese I. Ivans, Hendrik Schatz, Jennifer S. Sobeck and Christopher Sneden
- The Astrophysical Journal Letters - Volume: 747, Issue: 1
- Abstract References Full text PDF (258 KB) View as HTML
Detection of the Second r-process Peak Element Tellurium in Metal-Poor Stars
- Volume 7, Issue 7 - article #6
- Ian U. Roederer, James E. Lawler, John J. Cowan, Timothy C. Beers, Anna Frebel, Inese I. Ivans, Hendrik Schatz, Jennifer S. Sobeck, Christopher Sneden
- arXiv.org - Astrophysics - Volume: 2012, Issue: 17 Feb
- arXiv:1202.2378 [pdf, ps, other]
The Chemical Abundances of Stars in the Halo (CASH) Project. II. A Sample of 14 Extremely Metal-poor Stars
- Volume 6, Issue 47 - article #22
- Julie K. Hollek, Anna Frebel, Ian U. Roederer, Christopher Sneden, Matthew Shetrone, Timothy C. Beers, Sung-ju Kang and Christopher Thom
- The Astrophysical Journal - Volume: 742, Issue: 1
- Abstract References Full text PDF (1.32 MB) HTML with Enhancements
The Chemical Compositions of Variable Field Horizontal Branch Stars: RR Lyrae Stars
- Volume 6, Issue 40 - article #9
- Bi-Qing For, Christopher Sneden, George W. Preston
- arXiv.org - Astrophysics - Volume: 2011, Issue: 7 Oct
- arXiv:1110.0548 [pdf, ps, other]
Heavy-element Dispersion in the Metal-poor Globular Cluster M92
- Volume 6, Issue 37 - article #14
- Ian U. Roederer and Christopher Sneden
- Astronomical Journal - Volume: 142, Issue: 1
- doi:10.1088/0004-6256/142/1/22 Tag this article
New Initiatives on RR Lyrae Chemical Compositions
- Volume 6, Issue 34 - article #11
- Christopher Sneden (1), Bi-Qing For (1,2), George W. Preston (3) ((1) Department of Astronomy, University of Texas, Austin, TX (2) ICRAR, University of Western Australia, Crawley WA, Australia (3) Observatories of the Carnegie Institution of Washington, Pasadena, CA)
- arXiv.org - Astrophysics - Volume: 2011, Issue: 26 Aug
- arXiv:1108.5162 [pdf, ps, other]
The Chemical Abundances of Stars in the Halo (CASH) Project. II. A Sample of 16 Extremely Metal-poor Stars
- Volume 6, Issue 34 - article #16
- Julie K. Hollek (UTexas), Anna Frebel (Harvard/CfA), Ian U. Roederer (Carnegie Obs.), Christopher Sneden (UTexas), Matthew Shetrone (McDonald Obs), Timothy C. Beers (Michigan State Univ), Sung-Ju Kang (Iowa State Univ), Christopher Thom (STScI)
- arXiv.org - Astrophysics - Volume: 2011, Issue: 26 Aug
- arXiv:1108.4422 [pdf, ps, other]
Silicon and Oxygen Abundances in Planet-Host Stars
- Volume 6, Issue 26 - article #16
- Erik Brugamyer, Sarah E. Dodson-Robinson, William D. Cochran, Christopher Sneden
- arXiv.org - Astrophysics - Volume: 2011, Issue: 1 Jul
- arXiv:1106.5509 [pdf, other]
r-Process Abundance Signatures in Metal-Poor Halo Stars
- Volume 6, Issue 23 - article #4
- John J. Cowan, Ian U. Roederer, Christopher Sneden, James E. Lawler
- arXiv.org - Astrophysics - Volume: 2011, Issue: 10 Jun
- arXiv:1106.1109 [pdf, ps, other]
The Abundances of Neutron-capture Species in the Very Metal-poor Globular Cluster M15: A Uniform Analysis of Red Giant Branch and Red Horizontal Branch Stars
- Volume 6, Issue 23 - article #18
- Jennifer S. Sobeck, Robert P. Kraft, Christopher Sneden, George W. Preston, John J. Cowan, Graeme H. Smith, Ian B. Thompson, Stephen A. Shectman and Gregory S. Burley
- Astronomical Journal - Volume: 141, Issue: 6
- doi: 10.1088/0004-6256/141/6/175 Tag this article
Heavy Element Dispersion in the Metal-Poor Globular Cluster M92
- Volume 6, Issue 17 - article #9
- Ian U. Roederer (Carnegie Observatories), Christopher Sneden (University of Texas)
- arXiv.org - Astrophysics - Volume: 2011, Issue: 29 Apr
- arXiv:1104.5055 [pdf, ps, other]
Chemical Abundances for Evolved Stars in M5: Lithium through Thorium
- Volume 6, Issue 4 - article #16
- David K. Lai, Graeme H. Smith, Michael Bolte, Jennifer A. Johnson, Sara Lucatello, Robert P. Kraft and Christopher Sneden
- Astronomical Journal - Volume: 141, Issue: 2
- doi: 10.1088/0004-6256/141/2/62 Tag this article
Chemical Abundances for Evolved Stars in M5: Lithium through Thorium
- Volume 6, Issue 1 - article #1
- David K. Lai, Graeme H. Smith, Michael Bolte, Jennifer A. Johnson, Sara Lucatello, Robert P. Kraft, Christopher Sneden
- arXiv.org - Astrophysics - Volume: 2011, Issue: 7 Jan
- arXiv:1101.0832 [pdf, ps, other]
Multi-Element Abundance Measurements from Medium-Resolution Spectra. II. Catalog of Stars in Milky Way Dwarf Satellite Galaxies
- Volume 5, Issue 48 - article #9
- Evan N. Kirby (1), Puragra Guhathakurta (2), Joshua D. Simon (3), Marla C. Geha (4), Constance M. Rockosi (2), Christopher Sneden (5), Judith G. Cohen (1), Sangmo Tony Sohn (6), Steven R. Majewski (7), Michael Siegel (8) ((1) Caltech, (2) UC Santa Cruz, (3) Carnegie Observatories, (4) Yale, (5) UT Austin, (6) STScI, (7) Univ. of Virginia, (8) Penn State)
- arXiv.org - Astrophysics - Volume: 2010, Issue: 25 Nov
- arXiv:1011.4516 [pdf, ps, other]
The Chemical Compositions of Non-variable Red and Blue Field Horizontal Branch Stars
- Volume 5, Issue 48 - article #25
- Bi-Qing For and Christopher Sneden
- Astronomical Journal - Volume: 140, Issue: 6
- doi: 10.1088/0004-6256/140/6/1694 Tag this article
The Chemical Compositions of Non-Variable Red and Blue Field Horizontal Branch Stars
- Volume 5, Issue 39 - article #17
- Bi-Qing For, Christopher Sneden
- arXiv.org - Astrophysics - Volume: 2010, Issue: 24 Sep
- arXiv:1009.4461 [pdf, ps, other]
New Abundance Determinations of Cadmium, Lutetium, and Osmium in the r-process Enriched Star BD+173248
- Volume 5, Issue 13 - article #11
- Ian U. Roederer, Christopher Sneden, James E. Lawler, John J. Cowan
- arXiv.org - Astrophysics - Volume: 2010, Issue: 26 Mar
- arXiv:1003.4522 [pdf, ps, other]
Characterizing the Chemistry of the Milky Way Stellar Halo: Detailed Chemical Analysis of a Metal-poor Stellar Stream
- Volume 5, Issue 9 - article #27
- <em >Ian U. Roederer, Christopher Sneden, Ian B. Thompson, George W. Preston, and Stephen A. Shectman</em&gt,
- The Astrophysical Journal - Volume: 711, Issue: 2
- Abstract | References
Characterizing the Chemistry of the Milky Way Stellar Halo: Detailed Chemical Analysis of a Metal-Poor Stellar Stream
- Volume 5, Issue 3 - article #4
- Ian U. Roederer, Christopher Sneden, Ian B. Thompson, George W. Preston, Stephen A. Shectman
- arXiv.org - Astrophysics - Volume: 2010, Issue: 15 Jan
- arXiv:1001.1745 [ps, pdf, other]
Multi-element Abundance Measurements from Medium-resolution Spectra. I. The Sculptor Dwarf Spheroidal Galaxy
- Volume 4, Issue 43 - article #18
- <em >Evan N. Kirby, Puragra Guhathakurta, Michael Bolte, Christopher Sneden, and Marla C. Geha</em&gt,
- The Astrophysical Journal - Volume: 705, Issue: 1
- Abstract | References
Multi-Element Abundance Measurements from Medium-Resolution Spectra. I. The Sculptor Dwarf Spheroidal Galaxy
- Volume 4, Issue 38 - article #6
- Evan N. Kirby (1), Puragra Guhathakurta (1), Michael Bolte (1), Christopher Sneden (2), Marla C. Geha (3) ((1) University of California Observatories/Lick Observatory, (2) University of Texas Austin, (3) Yale University)
- arXiv.org - Astrophysics - Volume: 2009, Issue: 18 Sep
- arXiv:0909.3092 [ps, pdf, other]
The End of Nucleosynthesis: Production of Lead and Thorium in the Early Galaxy
- Volume 4, Issue 24 - article #21
- <em >Ian U. Roederer, Karl-Ludwig Kratz, Anna Frebel, Norbert Christlieb, Bernd Pfeiffer, John J. Cowan, and Christopher Sneden</em&gt,
- The Astrophysical Journal - Volume: 698, Issue: 2
- Abstract | References
New Rare Earth Element Abundance Distributions for the Sun and Five r-Process-Rich Very Metal-Poor Stars
- Volume 4, Issue 19 - article #32
- <em >Christopher Sneden, James E. Lawler, John J. Cowan, Inese I. Ivans, and Elizabeth A. Den Hartog</em&gt,
- The Astrophysical Journal Supplement - Volume: 182, Issue: 1
- Abstract | References
The End of Nucleosynthesis: Production of Lead and Thorium in the Early Galaxy
- Volume 4, Issue 17 - article #5
- Ian U. Roederer (University of Texas), Karl-Ludwig Kratz (Max-Planck-Institut fur Chemie), Anna Frebel (Harvard-Smithsonian Center for Astrophysics), Norbert Christlieb (Zentrum fur Astronomie der Universitat Heidelberg), Bernd Pfeiffer (Max-Planck-Institut fur Chemie), John J. Cowan (University of Oklahoma), Christopher Sneden (University of Texas)
- arXiv.org - Astrophysics - Volume: 2009, Issue: 24 Apr
- arXiv:0904.3105 [ps, pdf, other]
New Rare Earth Element Abundance Distributions for the Sun and Five r-Process-Rich Very Metal-Poor Stars
- Volume 4, Issue 11 - article #10
- Christopher Sneden, James E. Lawler, John J. Cowan, Inese I. Ivans, Elizabeth A. Den Hartog
- arXiv.org - Astrophysics - Volume: 2009, Issue: 13 Mar
- arXiv:0903.1623 [ps, pdf, other]
The SEGUE Stellar Parameter Pipeline. III. Comparison with High-Resolution Spectroscopy of SDSS/SEGUE Field Stars
- Volume 3, Issue 42 - article #22
- <em >Carlos Allende Prieto, Thirupathi Sivarani, Timothy C. Beers, Young Sun Lee, Lars Koesterke, Matthew Shetrone, Christopher Sneden, David L. Lambert, Ronald Wilhelm, Constance M. Rockosi, David K. Lai, Brian Yanny, Inese I. Ivans, Jennifer A. Johnson, Wako Aoki, Coryn A. L. Bailer-Jones, and Paola Re Fiorentin</em&gt,
- Astronomical Journal - Volume: 136, Issue: 5
- Abstract | References
Neutron-Capture Elements in the Early Galaxy
- Volume 3, Issue 34 - article #1
- Christopher Sneden, John J. Cowan, Roberto Gallino
- Annual Review of Astronomy and Astrophysics - Volume: 46, Issue: 1
- Abstract | Full Text | PDF (1241 KB)
The Hobby-Eberly Telescope Chemical Abundances of Stars in the Halo (CASH) Project. I. The Lithium-, s-, and r-enhanced Metal-poor Giant HKII 17435−00532
- Volume 3, Issue 23 - article #33
- Ian U. Roederer, Anna Frebel, Matthew D. Shetrone, Carlos Allende Prieto, Jaehyon Rhee, Roberto Gallino, Sara Bisterzo, Christopher Sneden, Timothy C. Beers, and John J. Cowan
- The Astrophysical Journal - Volume: 679, Issue: 2
- Abstract-Full Text with Enhancements-PDF Version (958 kB)
Metallicity and Alpha-Element Abundance Measurement in Red Giant Stars from Medium Resolution Spectra
- Volume 3, Issue 17 - article #8
- Evan N. Kirby, Puragra Guhathakurta, Christopher Sneden
- arXiv.org - Astrophysics - Volume: 2008, Issue: 24 Apr
- arXiv:0804.3590 [ps, pdf, other]
CS 22964−161: A Double‐Lined Carbon‐ and s‐Process–Enhanced Metal‐Poor Binary Star
- Volume 3, Issue 14 - article #24
- Ian B. Thompson, Inese I. Ivans, Sara Bisterzo, Christopher Sneden, Roberto Gallino, Sylvie Vauclair, Gregory S. Burley, Stephen A. Shectman, and George W. Preston
- The Astrophysical Journal - Volume: 677, Issue: 1
- Abstract-Full Text-PDF Version (1116 kB)
Europium, Samarium, and Neodymium Isotopic Fractions in Metal‐Poor Stars
- Volume 3, Issue 9 - article #2
- Ian U. Roederer, James E. Lawler, Christopher Sneden, John J. Cowan, Jennifer S. Sobeck, and Catherine A. Pilachowski
- The Astrophysical Journal - Volume: 675, Issue: 1
- Abstract-Full Text with Enhancements-PDF Version (834 kB)
The Hobby-Eberly Telescope "Chemical Abundances of Stars in the Halo" (CASH) Project. I. The Lithium-, s-, and r-Enhanced Metal-Poor Giant HKII 17435-00532
- Volume 3, Issue 9 - article #11
- Ian U. Roederer, Anna Frebel, Matthew D. Shetrone, Carlos Allende Prieto, Jaehyon Rhee, Roberto Gallino, Sara Bisterzo, Christopher Sneden, Timothy C. Beers, John J. Cowan
- arXiv.org - Astrophysics - Volume: 2008, Issue: 28 Feb
- arXiv:0802.3701 [ps, pdf, other]
CS22964-161: A Double-Lined Carbon- and s-Process-Enhanced Metal-Poor Binary Star
- Volume 2, Issue 52 - article #12
- Ian B. Thompson, Inese I. Ivans, Sara Bisterzo, Christopher Sneden, Roberto Gallino, Sylvie Vauclair, Gregory S. Burley, Stephen A. Shectman, George W. Preston
- arXiv.org - Astrophysics - Volume: 2007, Issue: 27 Dec
- arXiv:0712.3228 [ps, pdf, other]
CS22964-161: A Double-Lined Carbon- and s-Process-Enhanced Metal-Poor Binary Star
- Volume 2, Issue 51 - article #13
- Ian B. Thompson, Inese I. Ivans, Sara Bisterzo, Christopher Sneden, Roberto Gallino, Sylvie Vauclair, Gregory S. Burley, Stephen A. Shectman, George W. Preston
- arXiv.org - Astrophysics - Volume: 2007, Issue: 20 Dec
- arXiv:0712.3228 [ps, pdf, other]
Europium, Samarium, and Neodymium Isotopic Fractions in Metal-Poor Stars
- Volume 2, Issue 51 - article #14
- Ian U. Roederer, James E. Lawler, Christopher Sneden, John J. Cowan, Jennifer S. Sobeck, Catherine A. Pilachowski
- arXiv.org - Astrophysics - Volume: 2007, Issue: 20 Dec
- arXiv:0712.2473 [ps, pdf, other]
Improved Laboratory Transition Probabilities for Neutral Chromium and Redetermination of the Chromium Abundance for the Sun and Three Stars
- Volume 2, Issue 39 - article #17
- Jennifer S. Sobeck, James E. Lawler, and Christopher Sneden
- The Astrophysical Journal - Volume: 667, Issue: 2
- ABSTRACT | FULL TEXT WITH ENHANCEMENTS | PDF (320 kB) | PS
Improved Laboratory Transition Probabilities for Neutral Chromium and Re-determination of the Chromium Abundance for the Sun and Three Stars
- Volume 2, Issue 31 - article #4
- Jennifer S. Sobeck, James E. Lawler, Christopher Sneden
- ArXiv - Astrophysics
- arXiv:0707.4603 [ps, pdf, other]
Explorations of the r-Processes: Comparisons between Calculations and Observations of Low-Metallicity Stars
- Volume 2, Issue 23 - article #5
- Karl-Ludwig Kratz, Khalil Farouqi, Bernd Pfeiffer, James W. Truran, Christopher Sneden, and John J. Cowan
- The Astrophysical Journal - Volume662, Issue 1
- ABSTRACT, FULL TEXT, PDF (542 kB), PS
Explorations of the r-Processes: Comparisons between Calculations and Observations of Low-Metallicity Stars
- Volume 2, Issue 10 - article #1
- Karl-Ludwig Kratz, Khalil Farouqi, Bernd Pfeiffer, James W. Truran, Christopher Sneden, John J. Cowan
- ArXiv - Astrophysics
- astro-ph/0703091 [abs, ps, pdf, other]
TY GRUIS: A METAL-POOR CARBON AND NEUTRON-CAPTURE-RICH RR LYRAE STAR
- Volume 1, Issue 35 - article #21
- George W. Preston, Ian B. Thompson, Christopher Sneden, Greg Stachowski, and Stephen A. Shectman
- Astronomical Journal - Volume 132, Issue 4
- Abstract Full Text with Enhancements PDF (420 kB)
Accurate M Dwarf Metallicities from Spectral Synthesis: A Critical Test of Model Atmospheres
- Volume 1, Issue 28 - article #5
- Jacob L. Bean, Christopher Sneden, Peter H. Hauschildt, Christopher M. Johns-Krull, G. Fritz Benedict
- ArXiv - Astrophysics
- astro-ph/0608093 [abs, ps, pdf, other]
Near-Ultraviolet Observations of HD 221170: New Insights into the Nature of r-Process–rich Stars
- Volume 1, Issue 23 - article #3
- Inese I. Ivans, Jennifer Simmerer, Christopher Sneden, James E. Lawler, John J. Cowan, Roberto Gallino, and Sara Bisterzo
- The Astrophysical Journal - Volume645, Issue 1
- ABSTRACT, FULL TEXT WITH ENHANCEMENTS, PDF (761 kB), PS
ATMOSPHERES, CHEMICAL COMPOSITIONS, AND EVOLUTIONARY HISTORIES OF VERY METAL-POOR RED HORIZONTAL-BRANCH STARS IN THE GALACTIC FIELD AND IN NGC 7078 (M15)
- Volume 1, Issue 22 - article #19
- George W. Preston, Christopher Sneden, Ian B. Thompson, Stephen A. Shectman, and Gregory S. Burley
- Astronomical Journal - Volume 132, Issue 1
- Abstract Full Text with Enhancements PDF (731 kB)
MANGANESE ABUNDANCES IN CLUSTER AND FIELD STARS
- Volume 1, Issue 18 - article #26
- Jennifer S. Sobeck, Inese I. Ivans, Jennifer A. Simmerer, Christopher Sneden, Peter Hoeflich, Jon P. Fulbright, and Robert P. Kraft
- Astronomical Journal - Volume 131, Issue 6
- Abstract Full Text with Enhancements PDF (310 kB) Page 2949
Nucleosynthesis: Stellar and Solar Abundances and Atomic Data
- Volume 1, Issue 16 - article #14
- John J. Cowan, James E. Lawler, Christopher Sneden, E. A. Den Hartog, Jason Collier
- ArXiv - Astrophysics
- astro-ph/0605137 [abs, ps, pdf, other]
Heavy element synthesis in the oldest stars and the early Universe
- Volume 1, Issue 14 - article #48
- John J. Cowan and Christopher Sneden
- Nature - Volume 440, Issue 7088
- Abstract, Full Text, PDF (543K)
Near-UV Observations of HD221170: New Insights into the Nature of r-Process-Rich Stars
- Volume 1, Issue 12 - article #7
- Inese I. Ivans, Jennifer Simmerer, Christopher Sneden, James E. Lawler, John J. Cowan, Roberto Gallino, Sara Bisterzo
- ArXiv - Astrophysics
- astro-ph/0604180 [abs, ps, pdf, other]

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