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Results 1 - 45 of 45

A chemodynamical analysis of bright metal-poor stars from the HESP-GOMPA survey -- Indications of a non-prevailing site for light r-process elements
- Volume 19, Issue 9 - article #1
- Avrajit Bandyopadhyay, Timothy C Beers, Rana Ezzeddine, Thirupathi Sivarani, Prasanta K Nayak, Jeewan C Pandey, Pallavi Saraf, Antony Susmitha
- https://arxiv.org/abs/2402.17250
Chemodynamic analysis of four $r$-process enhanced stars observed with GTC. (arXiv:2308.05097v1 [astro-ph.SR])
- Volume 18, Issue 32 - article #3
- Pallavi Saraf (IIA), Thirupathi Sivarani (IIA)
- http://arxiv.org/abs/2308.05097
Decoding the compositions of four bright $r$-process-enhanced stars. (arXiv:2307.10762v1 [astro-ph.SR])
- Volume 18, Issue 29 - article #3
- Pallavi Saraf (IIA), Carlos Allende Prieto, Thirupathi Sivarani, Avrajit Bandyopadhyay, Timothy C. Beers, A. Susmitha
- http://arxiv.org/abs/2307.10762
Carbon Abundance of Stars in the LAMOST-Kepler Field
- Volume 17, Issue 40 - article #11
- Athira Unni, Mayank Narang, Thirupathi Sivarani, Manoj Puravankara, Ravinder K Banyal, Arun Surya, S. P. Rajaguru, C. Swastik
- Astronomical Journal
- https://doi.org/10.3847/1538-3881/ac8b7c
Li Distribution, Kinematics, and Detailed Abundance Analysis among Very Metal-poor Stars in the Galactic Halo from the HESP-GOMPA Survey
- Volume 17, Issue 38 - article #10
- Avrajit Bandyopadhyay, Thirupathi Sivarani, Timothy C. Beers, A. Susmitha, Prasanta K. Nayak, Jeewan C. Pandey
- The Astrophysical Journal
- https://doi.org/10.3847/1538-4357/ac8b0f
Li distribution, kinematics and detailed abundance analysis among very metal-poor stars in the Galactic halo from the HESP-GOMPA survey. (arXiv:2208.13912v1 [astro-ph.SR])
- Volume 17, Issue 34 - article #4
- Avrajit Bandyopadhyay, Thirupathi Sivarani, Timothy C. Beers, A. Susmitha, Prasanta K Nayak, Jeewan C Pandey
- http://arxiv.org/abs/2208.13912
Carbon abundance of stars in the LAMOST-Kepler field. (arXiv:2208.10057v1 [astro-ph.EP])
- Volume 17, Issue 33 - article #1
- Athira Unni, Mayank Narang, Thirupathi Sivarani, Manoj Puravankara, Ravinder K Banyal, Arun Surya, S.P. Rajaguru, C.Swastik
- http://arxiv.org/abs/2208.10057
Abundance Analysis of New r -process-enhanced Stars from the HESP–GOMPA Survey
- Volume 15, Issue 32 - article #13
- Avrajit Bandyopadhyay, Thirupathi Sivarani,, Timothy C. Beers
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/899/1/22
Abundance Analysis of New $r$-Process-Enhanced Stars from the HESP-GOMPA Survey. (arXiv:2007.01371v1 [astro-ph.SR])
- Volume 15, Issue 28 - article #2
- Avrajit Bandyopadhyay, Thirupathi Sivarani, Timothy C. Beers
- http://arxiv.org/abs/2007.01371
Chemical Composition of Two Bright, Extremely Metal-poor Stars from the SDSS MARVELS Pre-survey
- Volume 13, Issue 22 - article #10
- Avrajit Bandyopadhyay, Thirupathi Sivarani, Antony Susmitha, Timothy C. Beers, Sunetra Giridhar, Arun Surya,, Thomas Masseron
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/859/2/114
Carbon-enhanced Metal-poor Stars in SDSS/SEGUE. I. Carbon Abundance Estimation and Frequency of CEMP Stars
- Volume 8, Issue 42 - article #2
- Young Sun Lee, Timothy C. Beers, Thomas Masseron, Bertrand Plez, Constance M. Rockosi, Jennifer Sobeck, Brian Yanny, Sara Lucatello, Thirupathi Sivarani, Vinicius M. Placco, Daniela Carollo
- arXiv.org - Astrophysics - Volume: 2013, Issue: 18 Oct
- arXiv:1310.3276 [pdf, ps, other]
High-Resolution Spectroscopy of Extremely Metal-Poor Stars from SDSS/SEGUE: I. Atmospheric Parameters and Chemical Compositions
- Volume 7, Issue 41 - article #4
- Wako Aoki, Timothy C. Beers, Young Sun Lee, Satoshi Honda, Hiroko Ito, Masahide Takada-Hidai, Anna Frebel, Takuma Suda, Masatuki Y. Fujimoto, Daniela Carollo, Thirupathi Sivarani
- arXiv.org - Astrophysics - Volume: 2012, Issue: 12 Oct
- arXiv:1210.1946 [pdf, ps, 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
Searches for Metal-Poor Stars from the Hamburg/ESO Survey using the CH G-band
- Volume 6, Issue 38 - article #15
- Vinicius M. Placco, Catherine R. Kennedy, Timothy C. Beers, Norbert Christlieb, Silvia Rossi, Thirupathi Sivarani, Young Sun Lee, Dieter Reimers, Lutz Wisotzki
- arXiv.org - Astrophysics - Volume: 2011, Issue: 23 Sep
- arXiv:1109.3993 [pdf, ps, other]
SDSS-III: Massive Spectroscopic Surveys of the Distant Universe, the Milky Way, and Extra-Solar Planetary Systems
- Volume 6, Issue 37 - article #26
- Daniel J. Eisenstein, David H. Weinberg, Eric Agol, Hiroaki Aihara, Carlos Allende Prieto, Scott F. Anderson, James A. Arns, Ãric Aubourg, Stephen Bailey, Eduardo Balbinot, Robert Barkhouser, Timothy C. Beers, Andreas A. Berlind, Steven J. Bickerton, Dmitry Bizyaev, Michael R. Blanton, John J. Bochanski, Adam S. Bolton, Casey T. Bosman, Jo Bovy, W. N. Brandt, Ben Breslauer, Howard J. Brewington, J. Brinkmann, Peter J. Brown, Joel R. Brownstein, Dan Burger, Nicolas G. Busca, Heather Campbell, Phillip A. Cargile, William C. Carithers, Joleen K. Carlberg, Michael A. Carr, Liang Chang, Yanmei Chen, Cristina Chiappini, Johan Comparat, Natalia Connolly, Marina Cortes, Rupert A. C. Croft, Katia Cunha, Luiz N. da Costa, James R. A. Davenport, Kyle Dawson, Nathan De Lee, Gustavo F. Porto de Mello, Fernando de Simoni, Janice Dean, Saurav Dhital, Anne Ealet, Garrett L. Ebelke, Edward M. Edmondson, Jacob M. Eiting, Stephanie Escoffier, Massimiliano Esposito, Michael L. Evans, Xiaohui Fan, Bruno FemenÃa CastellÃ¡, Leticia Dutra Ferreira, Greg Fitzgerald, Scott W. Fleming, Andreu Font-Ribera, Eric B. Ford, Peter M. Frinchaboy, Ana Elia GarcÃa PÃ©rez, B. Scott Gaudi, Jian Ge, Luan Ghezzi, Bruce A. Gillespie, G. Gilmore, LÃ©o Girardi, J. Richard Gott, Andrew Gould, Eva K. Grebel, James E. Gunn, Jean-Christophe Hamilton, Paul Harding, David W. Harris, Suzanne L. Hawley, Frederick R. Hearty, Joseph F. Hennawi, Jonay I. GonzÃ¡lez HernÃ¡ndez, Shirley Ho, David W. Hogg, Jon A. Holtzman, Klaus Honscheid, Naohisa Inada, Inese I. Ivans, Linhua Jiang, Peng Jiang, Jennifer A. Johnson, Cathy Jordan, Wendell P. Jordan, Guinevere Kauffmann, Eyal Kazin, David Kirkby, Mark A. Klaene, G. R. Knapp, Jean-Paul Kneib, C. S. Kochanek, Lars Koesterke, Juna A. Kollmeier, Richard G. Kron, Hubert Lampeitl, Dustin Lang, James E. Lawler, Jean-Marc Le Goff, Brian L. Lee, Young Sun Lee, Jarron M. Leisenring, Yen-Ting Lin, Jian Liu, Daniel C. Long, Craig P. Loomis, Sara Lucatello, Britt Lundgren, Robert H. Lupton, Bo Ma, Zhibo Ma, Nicholas MacDonald, Claude Mack, Suvrath Mahadevan, Marcio A. G. Maia, Steven R. Majewski, Martin Makler, Elena Malanushenko, Viktor Malanushenko, Rachel Mandelbaum, Claudia Maraston, Daniel Margala, Paul Maseman, Karen L. Masters, Cameron K. McBride, Patrick McDonald, Ian D. McGreer, Richard G. McMahon, Olga Mena Requejo, Brice MÃ©nard, Jordi Miralda-EscudÃ©, Heather L. Morrison, Fergal Mullally, Demitri Muna, Hitoshi Murayama, Adam D. Myers, Tracy Naugle, Angelo Fausti Neto, Duy Cuong Nguyen, Robert C. Nichol, David L. Nidever, Robert W. O'Connell, Ricardo L. C. Ogando, Matthew D. Olmstead, Daniel J. Oravetz, Nikhil Padmanabhan, Martin Paegert, Nathalie Palanque-Delabrouille, Kaike Pan, Parul Pandey, John K. Parejko, Isabelle PÃ¢ris, Paulo Pellegrini, Joshua Pepper, Will J. Percival, Patrick Petitjean, Robert Pfaffenberger, Janine Pforr, Stefanie Phleps, Christophe Pichon, Matthew M. Pieri, Francisco Prada, Adrian M. Price-Whelan, M. Jordan Raddick, Beatriz H. F. Ramos, I. Neill Reid, Celine Reyle, James Rich, Gordon T. Richards, George H. Rieke, Marcia J. Rieke, Hans-Walter Rix, Annie C. Robin, Helio J. Rocha-Pinto, Constance M. Rockosi, Natalie A. Roe, Emmanuel Rollinde, Ashley J. Ross, Nicholas P. Ross, Bruno Rossetto, Ariel G. SÃ¡nchez, Basilio Santiago, Conor Sayres, Ricardo Schiavon, David J. Schlegel, Katharine J. Schlesinger, Sarah J. Schmidt, Donald P. Schneider, Kris Sellgren, Alaina Shelden, Erin Sheldon, Matthew Shetrone, Yiping Shu, John D. Silverman, Jennifer Simmerer, Audrey E. Simmons, Thirupathi Sivarani, M. F. Skrutskie, AnÅ¾e Slosar, Stephen Smee, Verne V. Smith, Stephanie A. Snedden, Keivan G. Stassun, Oliver Steele, Matthias Steinmetz, Mark H. Stockett, Todd Stollberg, Michael A. Strauss, Alexander S. Szalay, Masayuki Tanaka, Aniruddha R. Thakar, Daniel Thomas, Jeremy L. Tinker, Benjamin M. Tofflemire, Rita Tojeiro, Christy A. Tremonti, Mariana Vargas MagaÃ±a, Licia Verde, Nicole P. Vogt, David A. Wake, Xiaoke Wan, Ji Wang, Benjamin A. Weaver, Martin White, Simon D. M. White, John C. Wilson, John P. Wisniewski, W. Michael Wood-Vasey, Brian Yanny, Naoki Yasuda, Christophe YÃ¨che, Donald G. York, Erick Young, Gail Zasowski, Idit Zehavi and Bo Zhao
- Astronomical Journal - Volume: 142, Issue: 3
- doi:10.1088/0004-6256/142/3/72 Tag this article
The [Fe/H], [C/Fe], and [α/Fe] Distributions of the Boötes I Dwarf Spheroidal Galaxy
- Volume 6, Issue 37 - article #46
- David K. Lai, Young Sun Lee, Michael Bolte, Sara Lucatello, Timothy C. Beers, Jennifer A. Johnson, Thirupathi Sivarani and Constance M. Rockosi
- The Astrophysical Journal - Volume: 738, Issue: 1
- Abstract References Full text PDF (658 KB) View as HTML
The [Fe/H], [C/Fe], and [alpha/Fe] distributions of the Bootes I Dwarf Spheroidal Galaxy
- Volume 6, Issue 24 - article #10
- David K. Lai, Young Sun Lee, Michael Bolte, Sara Lucatello, Timothy C. Beers, Jennifer A. Johnson, Thirupathi Sivarani, Constance M. Rockosi
- arXiv.org - Astrophysics - Volume: 2011, Issue: 17 Jun
- arXiv:1106.2168 [pdf, ps, 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]
The Eighth Data Release of the Sloan Digital Sky Survey: First Data from SDSS-III
- Volume 6, Issue 13 - article #20
- Hiroaki Aihara, Carlos Allende Prieto, Deokkeun An, Scott F. Anderson, Ãric Aubourg, Eduardo Balbinot, Timothy C. Beers, Andreas A. Berlind, Steven J. Bickerton, Dmitry Bizyaev, Michael R. Blanton, John J. Bochanski, Adam S. Bolton, Jo Bovy, W. N. Brandt, J. Brinkmann, Peter J. Brown, Joel R. Brownstein, Nicolas G. Busca, Heather Campbell, Michael A. Carr, Yanmei Chen, Cristina Chiappini, Johan Comparat, Natalia Connolly, Marina Cortes, Rupert A. C. Croft, Antonio J. Cuesta, Luiz N. da Costa, James R. A. Davenport, Kyle Dawson, Saurav Dhital, Anne Ealet, Garrett L. Ebelke, Edward M. Edmondson, Daniel J. Eisenstein, Stephanie Escoffier, Massimiliano Esposito, Michael L. Evans, Xiaohui Fan, Bruno FemenÃa CastellÃ¡, Andreu Font-Ribera, Peter M. Frinchaboy, Jian Ge, Bruce A. Gillespie, G. Gilmore, Jonay I. GonzÃ¡lez HernÃ¡ndez, J. Richard Gott, Andrew Gould, Eva K. Grebel, James E. Gunn, Jean-Christophe Hamilton, Paul Harding, David W. Harris, Suzanne L. Hawley, Frederick R. Hearty, Shirley Ho, David W. Hogg, Jon A. Holtzman, Klaus Honscheid, Naohisa Inada, Inese I. Ivans, Linhua Jiang, Jennifer A. Johnson, Cathy Jordan, Wendell P. Jordan, Eyal A. Kazin, David Kirkby, Mark A. Klaene, G. R. Knapp, Jean-Paul Kneib, C. S. Kochanek, Lars Koesterke, Juna A. Kollmeier, Richard G. Kron, Hubert Lampeitl, Dustin Lang, Jean-Marc Le Goff, Young Sun Lee, Yen-Ting Lin, Daniel C. Long, Craig P. Loomis, Sara Lucatello, Britt Lundgren, Robert H. Lupton, Zhibo Ma, Nicholas MacDonald, Suvrath Mahadevan, Marcio A. G. Maia, Martin Makler, Elena Malanushenko, Viktor Malanushenko, Rachel Mandelbaum, Claudia Maraston, Daniel Margala, Karen L. Masters, Cameron K. McBride, Peregrine M. McGehee, Ian D. McGreer, Brice MÃ©nard, Jordi Miralda-EscudÃ©, Heather L. Morrison, F. Mullally, Demitri Muna, Jeffrey A. Munn, Hitoshi Murayama, Adam D. Myers, Tracy Naugle, Angelo Fausti Neto, Duy Cuong Nguyen, Robert C. Nichol, Robert W. O'Connell, Ricardo L. C. Ogando, Matthew D. Olmstead, Daniel J. Oravetz, Nikhil Padmanabhan, Nathalie Palanque-Delabrouille, Kaike Pan, Parul Pandey, Isabelle PÃ¢ris, Will J. Percival, Patrick Petitjean, Robert Pfaffenberger, Janine Pforr, Stefanie Phleps, Christophe Pichon, Matthew M. Pieri, Francisco Prada, Adrian M. Price-Whelan, M. Jordan Raddick, Beatriz H. F. Ramos, CÃ©line ReylÃ©, James Rich, Gordon T. Richards, Hans-Walter Rix, Annie C. Robin, Helio J. Rocha-Pinto, Constance M. Rockosi, Natalie A. Roe, Emmanuel Rollinde, Ashley J. Ross, Nicholas P. Ross, Bruno M. Rossetto, Ariel G. SÃ¡nchez, Conor Sayres, David J. Schlegel, KatharineÂ J. Schlesinger, Sarah J. Schmidt, Donald P. Schneider, Erin Sheldon, Yiping Shu, Jennifer Simmerer, Audrey E. Simmons, Thirupathi Sivarani, Stephanie A. Snedden, Jennifer S. Sobeck, Matthias Steinmetz, Michael A. Strauss, Alexander S. Szalay, Masayuki Tanaka, Aniruddha R. Thakar, Daniel Thomas, Jeremy L. Tinker, Benjamin M. Tofflemire, Rita Tojeiro, Christy A. Tremonti, Jan Vandenberg, M. Vargas MagaÃ±a, Licia Verde, Nicole P. Vogt, David A. Wake, Ji Wang, BenjaminÂ A. Weaver, David H. Weinberg, Martin White, Simon D. M. White, Brian Yanny, Naoki Yasuda, Christophe Yeche and Idit Zehavi
- The Astrophysical Journal Supplement - Volume: 193, Issue: 2
- Abstract References Full text PDF (1.92 MB) View as HTML
The SEGUE Stellar Parameter Pipeline. IV. Validation with an Extended Sample of Galactic Globular and Open Clusters
- Volume 6, Issue 7 - article #15
- Jason P. Smolinski, Young Sun Lee, Timothy C. Beers, Deokkeun An, Steven J. Bickerton, Jennifer A. Johnson, Craig P. Loomis, Constance M. Rockosi, Thirupathi Sivarani and Brian Yanny
- Astronomical Journal - Volume: 141, Issue: 3
- doi: 10.1088/0004-6256/141/3/89 Tag this article
The SEGUE Stellar Parameter Pipeline. V. Estimation of Alpha-element Abundance Ratios from Low-resolution SDSS/SEGUE Stellar Spectra
- Volume 6, Issue 7 - article #16
- Young Sun Lee, Timothy C. Beers, Carlos Allende Prieto, David K. Lai, Constance M. Rockosi, HeatherÂ L. Morrison, Jennifer A. Johnson, Deokkeun An, Thirupathi Sivarani and Brian Yanny
- Astronomical Journal - Volume: 141, Issue: 3
- doi: 10.1088/0004-6256/141/3/90 Tag this article
[O/Fe] Estimates for Carbon-enhanced Metal-poor Stars from Near-infrared Spectroscopy
- Volume 6, Issue 7 - article #19
- Catherine R. Kennedy, Thirupathi Sivarani, Timothy C. Beers, Young Sun Lee, Vinicius M. Placco, Silvia Rossi, Norbert Christlieb, Falk Herwig and Bertrand Plez
- Astronomical Journal - Volume: 141, Issue: 3
- doi: 10.1088/0004-6256/141/3/102 Tag this article
[O/Fe] Estimates for Carbon-Enhanced Metal-Poor Stars from Near-IR Spectroscopy
- Volume 6, Issue 2 - article #13
- Catherine R. Kennedy, Thirupathi Sivarani, Timothy C. Beers, Young Sun Lee, Vinicius M. Placco, Silvia Rossi, Norbert Christlieb, Falk Herwig, Bertrand Plez
- arXiv.org - Astrophysics - Volume: 2011, Issue: 14 Jan
- arXiv:1101.2260 [pdf, ps, other]
The SEGUE Stellar Parameter Pipeline. V. Estimation of Alpha-Element Abundance Ratios From Low-Resolution SDSS/SEGUE Stellar Spectra
- Volume 5, Issue 42 - article #19
- Young Sun Lee, Timothy C. Beers, Carlos Allende Prieto, David K. Lai, Constance M. Rockosi, Heather L. Morrison, Jennifer A. Johnson, Deokkeun An, Thirupathi Sivarani, Brian Yanny
- arXiv.org - Astrophysics - Volume: 2010, Issue: 15 Oct
- arXiv:1010.2934 [pdf, ps, other]
The SEGUE Stellar Parameter Pipeline. IV. Validation with an Extended Sample of Galactic Globular and Open Clusters
- Volume 5, Issue 33 - article #11
- Jason P Smolinski, Timothy C Beers, Young Sun Lee, Deokkeun An, Steven J Bickerton, Jennifer A Johnson, Craig P Loomis, Constance M Rockosi, Thirupathi Sivarani, Brian Yanny
- arXiv.org - Astrophysics - Volume: 2010, Issue: 13 Aug
- arXiv:1008.1959 [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
A Search for Unrecognized Carbon-Enhanced Metal-Poor Stars in the Galaxy
- Volume 5, Issue 7 - article #14
- <em >Vinicius M. Placco, Catherine R. Kennedy, Silvia Rossi, Timothy C. Beers, Young Sun Lee, Norbert Christlieb, Thirupathi Sivarani, Dieter Reimers, and Lutz Wisotzki</em&gt,
- Astronomical Journal - Volume: 139, Issue: 3
- Abstract | References
A Search for Unrecognized Carbon-Enhanced Metal-Poor Stars in the Galaxy
- Volume 5, Issue 3 - article #1
- Vinicius M. Placco, Catherine R. Kennedy, Silvia Rossi, Timothy C. Beers, Young Sun Lee, Norbert Christlieb, Thirupathi Sivarani, Dieter Reimers, Lutz Wisotzki
- arXiv.org - Astrophysics - Volume: 2010, Issue: 15 Jan
- arXiv:1001.2512 [ps, pdf, other]
Mapping the Galactic Halo. VIII. Quantifying Substructure
- Volume 4, Issue 22 - article #29
- <em >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
The Seventh Data Release of the Sloan Digital Sky Survey
- Volume 4, Issue 21 - article #33
- Kevork N. Abazajian, Jennifer K. Adelman-McCarthy, Marcel A. Agüeros, Sahar S. Allam, Carlos Allende Prieto, Deokkeun An, Kurt S. J. Anderson, Scott F. Anderson, James Annis, Neta A. Bahcall, C. A. L. Bailer-Jones, J. C. Barentine, Bruce A. Bassett, Andrew C. Becker, Timothy C. Beers, Eric F. Bell, Vasily Belokurov, Andreas A. Berlind, Eileen F. Berman, Mariangela Bernardi, Steven J. Bickerton, Dmitry Bizyaev, John P. Blakeslee, Michael R. Blanton, John J. Bochanski, William N. Boroski, Howard J. Brewington, Jarle Brinchmann, J. Brinkmann, Robert J. Brunner, Tamás Budavári, Larry N. Carey, Samuel Carliles, Michael A. Carr, Francisco J. Castander, David Cinabro, A. J. Connolly, István Csabai, Carlos E. Cunha, Paul C. Czarapata, James R. A. Davenport, Ernst de Haas, Ben Dilday, Mamoru Doi, Daniel J. Eisenstein, Michael L. Evans, N. W. Evans, Xiaohui Fan, Scott D. Friedman, Joshua A. Frieman, Masataka Fukugita, Boris T. Gänsicke, Evalyn Gates, Bruce Gillespie, G. Gilmore, Belinda Gonzalez, Carlos F. Gonzalez, Eva K. Grebel, James E. Gunn, Zsuzsanna Györy, Patrick B. Hall, Paul Harding, Frederick H. Harris, Michael Harvanek, Suzanne L. Hawley, Jeffrey J. E. Hayes, Timothy M. Heckman, John S. Hendry, Gregory S. Hennessy, Robert B. Hindsley, J. Hoblitt, Craig J. Hogan, David W. Hogg, Jon A. Holtzman, Joseph B. Hyde, Shin-ichi Ichikawa, Takashi Ichikawa, Myungshin Im, Željko Ivezić, Sebastian Jester, Linhua Jiang, Jennifer A. Johnson, Anders M. Jorgensen, Mario Jurić, Stephen M. Kent, R. Kessler, S. J. Kleinman, G. R. Knapp, Kohki Konishi, Richard G. Kron, Jurek Krzesinski, Nikolay Kuropatkin, Hubert Lampeitl, Svetlana Lebedeva, Myung Gyoon Lee, Young Sun Lee, R. French Leger, Sébastien Lépine, Nolan Li, Marcos Lima, Huan Lin, Daniel C. Long, Craig P. Loomis, Jon Loveday, Robert H. Lupton, Eugene Magnier, Olena Malanushenko, Viktor Malanushenko, Rachel Mandelbaum, Bruce Margon, John P. Marriner, David Martínez-Delgado, Takahiko Matsubara, Peregrine M. McGehee, Timothy A. McKay, Avery Meiksin, Heather L. Morrison, Fergal Mullally, Jeffrey A. Munn, Tara Murphy, Thomas Nash, Ada Nebot, Eric H. Neilsen, Heidi Jo Newberg, Peter R. Newman, Robert C. Nichol, Tom Nicinski, Maria Nieto-Santisteban, Atsuko Nitta, Sadanori Okamura, Daniel J. Oravetz, Jeremiah P. Ostriker, Russell Owen, Nikhil Padmanabhan, Kaike Pan, Changbom Park, George Pauls, John Peoples, Will J. Percival, Jeffrey R. Pier, Adrian C. Pope, Dimitri Pourbaix, Paul A. Price, Norbert Purger, Thomas Quinn, M. Jordan Raddick, Paola Re Fiorentin, Gordon T. Richards, Michael W. Richmond, Adam G. Riess, Hans-Walter Rix, Constance M. Rockosi, Masao Sako, David J. Schlegel, Donald P. Schneider, Ralf-Dieter Scholz, Matthias R. Schreiber, Axel D. Schwope, Uro&scaron, Seljak, Branimir Sesar, Erin Sheldon, Kazu Shimasaku, Valena C. Sibley, A. E. Simmons, Thirupathi Sivarani, J. Allyn Smith, Martin C. Smith, Vernesa Smolčić, Stephanie A. Snedden, Albert Stebbins, Matthias Steinmetz, Chris Stoughton, Michael A. Strauss, Mark SubbaRao, Yasushi Suto, Alexander S. Szalay, István Szapudi, Paula Szkody, Masayuki Tanaka, Max Tegmark, Luis F. A. Teodoro, Aniruddha R. Thakar, Christy A. Tremonti, Douglas L. Tucker, Alan Uomoto, Daniel E. Vanden Berk, Jan Vandenberg, S. Vidrih, Michael S. Vogeley, Wolfgang Voges, Nicole P. Vogt, Yogesh Wadadekar, Shannon Watters, David H. Weinberg, Andrew A. West, Simon D. M. White, Brian C. Wilhite, Alainna C. Wonders, Brian Yanny, D. R. Yocum, Donald G. York, Idit Zehavi, Stefano Zibetti, and Daniel B. Zucker
- The Astrophysical Journal Supplement - Volume: 182, Issue: 2
- 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]
Carbon Abundances of Three Carbon-Enhanced Metal-Poor Stars from High-Resolution Gemini-S/bHROS Spectra of the λ8727 [C I] Line
- Volume 3, Issue 47 - article #26
- <em >Simon C. Schuler, Steven J. Margheim, Thirupathi Sivarani, Martin Asplund, Verne V. Smith, Katia Cunha, and Timothy C. Beers</em&gt,
- Astronomical Journal - Volume: 136, Issue: 6
- Abstract | References
The SEGUE Stellar Parameter Pipeline. I. Description and Comparison of Individual Methods
- Volume 3, Issue 42 - article #20
- <em >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
- <em >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
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
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)
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]
The Sixth Data Release of the Sloan Digital Sky Survey
- Volume 3, Issue 13 - article #44
- Jennifer K. Adelman‐McCarthy, Marcel A. Agüeros, Sahar S. Allam, Carlos Allende Prieto, Kurt S.J. Anderson, Scott F. Anderson, James Annis, Neta A. Bahcall, C. A. L. Bailer‐Jones, Ivan K. Baldry, J. C. Barentine, Bruce A. Bassett, Andrew C. Becker, Timothy C. Beers, Eric F. Bell, Andreas A. Berlind, Mariangela Bernardi, Michael R. Blanton, John J. Bochanski, William N. Boroski, Jarle Brinchmann, J. Brinkmann, Robert J. Brunner, Tamás Budavári, Samuel Carliles, Michael A. Carr, Francisco J. Castander, David Cinabro, R. J. Cool, Kevin R. Covey, István Csabai, Carlos E. Cunha, James R. A. Davenport, Ben Dilday, Mamoru Doi, Daniel J. Eisenstein, Michael L. Evans, Xiaohui Fan, Douglas P. Finkbeiner, Scott D. Friedman, Joshua A. Frieman, Masataka Fukugita, Boris T. Gänsicke, Evalyn Gates, Bruce Gillespie, Karl Glazebrook, Jim Gray, Eva K. Grebel, James E. Gunn, Vijay K. Gurbani, Patrick B. Hall, Paul Harding, Michael Harvanek, Suzanne L. Hawley, Jeffrey Hayes, Timothy M. Heckman, John S. Hendry, Robert B. Hindsley, Christopher M. Hirata, Craig J. Hogan, David W. Hogg, Joseph B. Hyde, Shin‐ichi Ichikawa, Željko Ivezić, Sebastian Jester, Jennifer A. Johnson, Anders M. Jorgensen, Mario Jurić, Stephen M. Kent, R. Kessler, S. J. Kleinman, G. R. Knapp, Richard G. Kron, Jurek Krzesinski, Nikolay Kuropatkin, Donald Q. Lamb, Hubert Lampeitl, Svetlana Lebedeva, Young Sun Lee, R. French Leger, Sébastien Lépine, Marcos Lima, Huan Lin, Daniel C. Long, Craig P. Loomis, Jon Loveday, Robert H. Lupton, Olena Malanushenko, Viktor Malanushenko, Rachel Mandelbaum, Bruce Margon, John P. Marriner, David Martínez‐Delgado, Takahiko Matsubara, Peregrine M. McGehee, Timothy A. McKay, Avery Meiksin, Heather L. Morrison, Jeffrey A. Munn, Reiko Nakajima, Eric H. Neilsen, Jr., Heidi Jo Newberg, Robert C. Nichol, Tom Nicinski, Maria Nieto‐Santisteban, Atsuko Nitta, Sadanori Okamura, Russell Owen, Hiroaki Oyaizu, Nikhil Padmanabhan, Kaike Pan, Changbom Park, John Peoples, Jr., Jeffrey R. Pier, Adrian C. Pope, Norbert Purger, M. Jordan Raddick, Paola Re Fiorentin, Gordon T. Richards, Michael W. Richmond, Adam G. Riess, Hans‐Walter Rix, Constance M. Rockosi, Masao Sako, David J. Schlegel, Donald P. Schneider, Matthias R. Schreiber, Axel D. Schwope, Uroš, Seljak, Branimir Sesar, Erin Sheldon, Kazu Shimasaku, Thirupathi Sivarani, J. Allyn Smith, Stephanie A. Snedden, Matthias Steinmetz, Michael A. Strauss, Mark SubbaRao, Yasushi Suto, Alexander S. Szalay, István Szapudi, Paula Szkody, Max Tegmark, Aniruddha R. Thakar, Christy A. Tremonti, Douglas L. Tucker, Alan Uomoto, Daniel E. Vanden Berk, Jan Vandenberg, S. Vidrih, Michael S. Vogeley, Wolfgang Voges, Nicole P. Vogt, Yogesh Wadadekar, David H. Weinberg, Andrew A. West, Simon D. M. White, Brian C. Wilhite, Brian Yanny, D. R. Yocum, Donald G. York, Idit Zehavi, and Daniel B. Zucker
- The Astrophysical Journal Supplement - Volume: 175, Issue: 2
- Abstract-Full Text-PDF Version (3580 kB)
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
NEAR-INFRARED SPECTROSCOPY OF CARBON-ENHANCED METAL-POOR STARS. I. A SOAR/OSIRIS PILOT STUDY
- Volume 2, Issue 8 - article #22
- Timothy C. Beers, Thirupathi Sivarani, Brian Marsteller, YoungSun Lee, S. Rossi, and B. Plez
- Astronomical Journal - Volume 133, Issue 3
- Abstract Full Text with Enhancements PDF (2104 kB)
The Frequency of Carbon-Enhanced Metal-Poor Stars in the Galaxy from the HERES sample
- Volume 1, Issue 35 - article #11
- Sara Lucatello (INAF-OAPD), Timothy Beers (MSU/JINA), Norbert Christlieb (Hamburger Sternewarte and Uppsala University), Paul Barklem (Uppsala Univesity), Silvia Rossi (Universidade de Sao Paulo), Brian Marsteller (MSU), Thirupathi Sivarani (MSU), Young Sun Lee (MSU)
- ArXiv - Astrophysics
- astro-ph/0609730 [abs, ps, pdf, other]

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