NC
N. Christlieb
astro-phastro-ph.SRastro-ph.GAastro-ph.IMastro-ph.COastro-ph.HEphysics.atom-phphysics.ins-det
On Valency
published · living versionsW_w9a89kk8·v1 · currentpublished
The Most Metal-Poor Stars. IV. The Two Populations With [Fe/H] < -3.0
with John E. Norris, David Yong, M. S. Bessell, M. Asplund +6
1 version
Preprints & journals
141 papers in the corpus · 1999–2026Detailed Abundance Determination of Metal-Poor Stars with X-Shooter II. - Chemically Disentangling the Halo, Disk and GSE2608.06666v1 · Benjamin D. C. Lowe, Luca Casagrande, Thomas Nordlander et al.2026 · 0 citationsarXiv
HE0144-4657: A Carbon-Enhanced Ultra Metal-Poor Star ([Fe/H] ~ -4.1) from the Helmi Stream Disrupted Dwarf Galaxy2601.15974v2 · Vinicius M. Placco, Guilherme Limberg, Catherine R. Kennedy et al.2026 · 1 citationThe Astrophysical Journal Letters, 2026, Volume 1000, Number 1, L34
Detailed Abundance Determination of Metal-Poor Stars with X-Shooter I. Unusual Chemistry in Halo Stars2510.24346v2 · Benjamin D. C. Lowe, Thomas Nordlander, Luca Casagrande et al.2025 · 0 citationsarXiv
Unveiling the nature of HE 0107-52402510.18498v1 · E. Caffau, M. Steffen, P. Molaro et al.2025 · 5 citationsA&A 704, A238 (2025)
The Rise of the Milky Way Disk through EMP Stars2502.18668v1 · B. Lowe, T. Nordlander, L. Casagrande et al.2025 · 3 citationsarXiv
The R-Process Alliance: Analysis of Limited-r Stars2404.03379v1 · T. Xylakis-Dornbusch, T. T. Hansen, T. C. Beers et al.2024 · 10 citationsarXiv
Metallicities for more than 10 million stars derived from Gaia BP/RP spectra2403.08454v1 · T. Xylakis-Dornbusch, N. Christlieb, T.T. Hansen et al.2024 · 10 citationsarXiv
Metal-poor stars observed with the Magellan Telescope. IV. Neutron-capture element signatures in 27 main-sequence stars2305.05363v1 · Mohammad K. Mardini, Anna Frebel, Leyatt Betre et al.2023 · 15 citationsarXiv
CUBES: a UV spectrograph for the future2212.12791v1 · S. Covino, S. Cristiani, J. M. Alcala' et al.2022 · 1 citationarXiv
Understanding the early stages of galaxy formation using very metal-poor stars from the Hamburg/ESO survey2212.08294v2 · Daniela Carollo, Norbert Christlieb, Patricia B. Tissera et al.2022 · 16 citationsarXiv
A method for identifying metal-poor stars with Gaia BP/RP spectra2208.02027v1 · Theodora Xylakis-Dornbusch, Norbert Christlieb, Karin Lind et al.2022 · 8 citationsarXiv
CUBES, the Cassegrain U-Band Efficient Spectrograph2208.01672v1 · S. Cristiani, J. M. Alcal'a, S. H. P. Alencar et al.2022 · 3 citationsarXiv
The CUBES Science Case2208.01677v2 · Chris Evans, Stefano Cristiani, Cyrielle Opitom et al.2022 · 1 citationarXiv
Four-hundred Very Metal-poor Stars studied with LAMOST and Subaru. I. Survey Design, Follow-up Program, and Binary Frequency2203.11505v1 · Wako Aoki, Haining Li, Tadafumi Matsuno et al.2022 · 29 citationsarXiv
Barium lines in high-quality spectra of two metal-poor giants in the Galactic halo2109.00277v1 · G. Cescutti, C. Morossi, M. Franchini et al.2021 · 8 citationsA&A 654, A164 (2021)
TOPoS VI. The metal-weak tail of the metallicity distribution functions of the Milky Way and of the Gaia-Sausage-Enceladus structure2105.08360v2 · P Bonifacio (GEPI), L Monaco (UNAB), S Salvadori et al.2021 · 0 citationsA&A 666, C1 (2022)
Stellar astrophysics in the near UV with VLT-CUBES2102.02205v1 · H. Ernandes, C. J. Evans, B. Barbuy et al.2021 · 8 citationsProceedings of the SPIE, Volume 11447, id. 1144760 11 pp. (2020)
Dynamically Tagged Groups of Very Metal-poor Halo Stars from the HK and Hamburg/ESO Surveys2011.08305v3 · Guilherme Limberg, Silvia Rossi, Timothy C. Beers et al.2020 · 69 citationsarXiv
An optimised tiling pattern for multi-object spectroscopic surveys: application to the 4MOST survey2007.03307v1 · E. Tempel, T. Tuvikene, M. M. Muru et al.2020 · 10 citationsarXiv
Probabilistic fibre-to-target assignment algorithm for multi-object spectroscopic surveys2001.09348v2 · E. Tempel, P. Norberg, T. Tuvikene et al.2020 · 11 citationsA&A 635, A101 (2020)
4MOST: Project overview and information for the First Call for Proposals1903.02464v2 · R.S. de Jong, O. Agertz, A. Agudo Berbel et al.2019 · 406 citationsThe Messenger, 2019, 175, 3
4MOST Scientific Operations1903.02465v2 · C.J. Walcher, M. Banerji, C. Battistini et al.2019 · 14 citationsThe Messenger, 2019, 175, 12
4MOST Survey Strategy Plan1903.02466v2 · G. Guiglion, C. Battistini, C.P.M. Bell et al.2019 · 11 citationsThe Messenger, 2019, 175, 17
4MOST Consortium Survey 1: The Milky Way Halo Low-Resolution Survey1903.02467v3 · A. Helmi, M. Irwin, A. Deason et al.2019 · 13 citationsThe Messenger, 2019, 175, 23
4MOST Consortium Survey 2: The Milky Way Halo High-Resolution Survey1903.02468v2 · N. Christlieb, C. Battistini, P. Bonifacio et al.2019 · 15 citationsThe Messenger, 2019, 175, 26
TOPoS V: Abundance ratios in a sample of very metal-poor turn-off stars1811.00035v1 · P. Francois, E. Caffau, P. Bonifacio et al.2018 · 10 citationsarXiv
TOPoS: IV. Chemical abundances from high-resolution observations of seven EMP stars1801.03935v1 · P. Bonifacio, E. Caffau, M. Spite et al.2018 · 86 citationsA&A 612, A65 (2018)
Galactic Archeology with 4MOST1708.08884v1 · S. Feltzing, T. Bensby, M. Bergemann et al.2017 · 5 citationsarXiv
The Gaia-ESO Survey: Galactic evolution of sulphur and zinc1704.02981v1 · S. Duffau, E. Caffau, L. Sbordone et al.2017 · 57 citationsA&A 604, A128 (2017)
TOPoS: III. An ultra iron-poor multiple CEMP system1610.04106v1 · E. Caffau, P. Bonifacio, M. Spite et al.2016 · 38 citationsarXiv
Observational Constraints on First-Star Nucleosynthesis. II. Spectroscopy of an Ultra Metal-Poor CEMP-no Star1609.02134v1 · Vinicius M. Placco, Anna Frebel, Timothy C. Beers et al.2016 · 77 citationsarXiv
The Hamburg/ESO R-process Enhanced Star survey (HERES) XI. The highly -process-enhanced star CS 29497-0041608.07463v1 · V. Hill, N. Christlieb, T.C. Beers et al.2016 · 100 citationsA&A 607, A91 (2017)
Does the chemical signature of TYC 8442-1036-1 originate from a rotating massive star that died in a faint explosion?1608.03455v1 · G. Cescutti, M. Valentini, P. Francois et al.2016 · 8 citationsA&A 595, A91 (2016)
The chemical composition of red giants in 47 Tucanae. II. Magnesium isotopes and pollution scenarios1602.00058v1 · A. O. Thygesen, L. Sbordone, H.-G. Ludwig et al.2016 · 15 citationsarXiv
Stellar science from a blue wavelength range - A possible design for the blue arm of 4MOST1508.02714v1 · C. J. Hansen, H.-G. Ludwig, W. Seifert et al.2015 · 20 citationsarXiv
High-resolution spectroscopic studies of ultra metal-poor stars found in LAMOST survey1506.05684v1 · Haining Li, Wako Aoki, Gang Zhao et al.2015 · 61 citationsarXiv
Discovery of a strongly r-process enhanced extremely metal-poor star LAMOST J110901.22+075441.81506.05200v1 · Haining Li, Wako Aoki, Satoshi Honda et al.2015 · 0 citationsarXiv
An Elemental Assay of Very, Extremely, and Ultra Metal-Poor Stars1506.00579v1 · T. Hansen, C. J. Hansen, N. Christlieb et al.2015 · 156 citationsarXiv
The First Data Release (DR1) of the LAMOST general survey1505.01570v1 · A.-L. Luo, Y.-H. Zhao, G. Zhao et al.2015 · 856 citationsarXiv
TOPoS: II. On the bimodality of carbon abundance in CEMP stars. Implications on the early chemical evolution of galaxies1504.05963v1 · P. Bonifacio, E. Caffau, M. Spite et al.2015 · 180 citationsA&A 579, A28 (2015)
Spectroscopic analysis of metal-poor stars from LAMOST: early results1501.03062v1 · Hai-Ning Li, Gang Zhao, Norbert Christlieb et al.2015 · 81 citations2015, ApJ, 798, 110
CH in stellar atmospheres: an extensive linelist1410.4005v1 · T. Masseron, B. Plez, S. Van Eck et al.2014 · 290 citationsarXiv
Chemical abundances of the metal-poor horizontal-branch stars CS 22186-005 and CS 30344-0331410.2189v1 · S. Caliskan, E. Caffau, P. Bonifacio et al.2014 · 6 citationsA&A 571, A62 (2014)
The Hamburg/ESO R-process Enhanced Star survey (HERES) X. HE 2252-4225, one more r-process enhanced and actinide-boost halo star1407.5379v1 · L. Mashonkina, N. Christlieb, K. Eriksson2014 · 82 citationsA&A 569, A43 (2014)
Stellar abundances and presolar grains trace the nucleosynthetic origin of molybdenum and ruthenium1406.6686v1 · Camilla J. Hansen, Anja C. Andersen, Norbert Christlieb2014 · 43 citationsA&A 568, A47 (2014)
Exploring the Origin of Lithium, Carbon, Strontium and Barium with four new Ultra Metal-Poor Stars1405.5846v1 · T. Hansen, C. J. Hansen, N. Christlieb et al.2014 · 100 citationsApJ, 2014, 787, 162
The Hamburg/ESO R-process Enhanced Star survey (HERES) IX. Constraining pure r-process Ba/Eu abundance ratio from observations of r-II stars1404.0511v1 · Lyudmila Mashonkina, Norbert Christlieb2014 · 32 citationsarXiv
Metal-Poor Stars Observed with the Magellan Telescope II. Discovery of Four Stars with [Fe/H] < -3.51311.5855v1 · Vinicius M. Placco, Anna Frebel, Timothy C. Beers et al.2013 · 68 citationsarXiv
TOPoS: I. Survey design and analysis of the first sample1310.6963v1 · E. Caffau, P. Bonifacio, L. Sbordone et al.2013 · 70 citationsarXiv
Normal and Outlying Populations of the Milky Way Stellar Halo at [Fe/H] < -21310.1527v3 · Judith Cohen, Norbert Christlieb, Ian Thompson et al.2013 · 205 citationsarXiv
Career total: 348 works. 141 are in this corpus.Showing the 50 most recent.
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