John Edward Norris - Publications

Affiliations: 
Astronomy & Astrophysics Australian National University, Acton, Australian Capital Territory, Australia 
Area:
The structure and evolution of the Galaxy; old stellar populations; globular clusters; the chemical abundances of the stars and origin of the elements; the most metal-poor stars; Big Bang Nucleosynthesis.
Website:
http://rsaa.anu.edu.au/people/john-norris

206 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2020 Cordoni G, Milone AP, Marino AF, Costa GSD, Dondoglio E, Jerjen H, Lagioia EP, Mastrobuono-Battisti A, Norris JE, Tailo M, Yong D. Gaia and Hubble unveil the kinematics of stellar populations in the Type II globular clusters {\omega} Centauri and M 22 The Astrophysical Journal. 898: 147. DOI: 10.3847/1538-4357/Aba04B  0.561
2020 Chiti A, Frebel A, Jerjen H, Kim D, Norris JE. Stellar Metallicities from SkyMapper Photometry I: A Study of the Tucana II Ultra-faint Dwarf Galaxy The Astrophysical Journal. 891: 8. DOI: 10.3847/1538-4357/Ab6D72  0.798
2019 Norris JE, Yong D. The Most Metal-poor Stars. V. The CEMP-no Stars in 3D and Non-LTE The Astrophysical Journal. 879: 37. DOI: 10.3847/1538-4357/Ab1F84  0.505
2019 Nordlander T, Bessell MS, Da Costa GS, Mackey AD, Asplund M, Casey AR, Chiti A, Ezzeddine R, Frebel A, Lind K, Marino AF, Murphy SJ, Norris JE, Schmidt BP, Yong D. The lowest detected stellar Fe abundance: the halo star SMSS J160540.18−144323.1 Monthly Notices of the Royal Astronomical Society: Letters. 488: L109-L113. DOI: 10.1093/Mnrasl/Slz109  0.845
2019 Marino AF, Da Costa GS, Casey AR, Asplund M, Bessell MS, Frebel A, Keller SC, Lind K, Mackey AD, Murphy SJ, Nordlander T, Norris JE, Schmidt BP, Yong D. Keck HIRES spectroscopy of SkyMapper commissioning survey candidate extremely metal-poor stars Monthly Notices of the Royal Astronomical Society. 485: 5153-5167. DOI: 10.1093/Mnras/Stz645  0.839
2019 Da Costa GS, Bessell MS, Mackey AD, Nordlander T, Asplund M, Casey AR, Frebel A, Lind K, Marino AF, Murphy SJ, Norris JE, Schmidt BP, Yong D. The SkyMapper DR1.1 search for extremely metal-poor stars Monthly Notices of the Royal Astronomical Society. 489: 5900-5918. DOI: 10.1093/Mnras/Stz2550  0.798
2019 Salgado C, Costa GSD, Norris JE, Yong D. An investigation of C, N, and Na abundances in red giant stars of the Sculptor dwarf spheroidal galaxy Monthly Notices of the Royal Astronomical Society. 484: 3093-3118. DOI: 10.1093/Mnras/Stz112  0.567
2018 Chiti A, Frebel A, Ji AP, Jerjen H, Kim D, Norris JE. Erratum: “Chemical Abundances of New Member Stars in the Tucana II Dwarf Galaxy” (2018, ApJ, 857, 74) The Astrophysical Journal. 860: 86. DOI: 10.3847/1538-4357/Aac48F  0.826
2018 Chiti A, Frebel A, Ji AP, Jerjen H, Kim D, Norris JE. Chemical Abundances of New Member Stars in the Tucana II Dwarf Galaxy The Astrophysical Journal. 857: 74. DOI: 10.3847/1538-4357/Aab4Fc  0.791
2017 Norris JE, Yong D, Venn KA, Gilmore G, Casagrande L, Dotter A. The Populations of Carina. II. Chemical Enrichment The Astrophysical Journal Supplement Series. 230: 28. DOI: 10.3847/1538-4365/Aa755E  0.687
2017 Norris JE, Yong D, Venn KA, Dotter A, Casagrande L, Gilmore G. The Populations of Carina. I. Decoding the Color–Magnitude Diagram The Astrophysical Journal Supplement Series. 230: 27. DOI: 10.3847/1538-4365/Aa755C  0.695
2017 Yong D, Norris JE, Costa GSD, Stanford LM, Karakas AI, Shingles LJ, Hirschi R, Pignatari M. A Chemical Signature from Fast-rotating Low-metallicity Massive Stars: ROA 276 inωCentauri The Astrophysical Journal. 837: 176. DOI: 10.3847/1538-4357/Aa6250  0.645
2017 Beers TC, Placco VM, Carollo D, Rossi S, Lee YS, Frebel A, Norris JE, Dietz S, Masseron T. BRIGHT METAL-POOR STARS FROM THE HAMBURG/ESO SURVEY. II. A CHEMODYNAMICAL ANALYSIS The Astrophysical Journal. 835: 81. DOI: 10.3847/1538-4357/835/1/81  0.787
2017 Norris JE. Very Metal-Poor Stars and the Early Universe Proceedings of the International Astronomical Union. 13: 3-10. DOI: 10.1017/S1743921317008900  0.591
2016 Frebel A, Norris JE, Gilmore G, Wyse RFG. THE CHEMICAL EVOLUTION OF THE BOÖTES I ULTRA-FAINT DWARF GALAXY The Astrophysical Journal. 826: 110. DOI: 10.3847/0004-637X/826/2/110  0.685
2016 Salgado C, Costa GSD, Yong D, Norris JE. Scl-1013644: a CEMP-s star in the Sculptor dwarf spheroidal galaxy Monthly Notices of the Royal Astronomical Society. 463: 598-603. DOI: 10.1093/Mnras/Stw1986  0.649
2016 Yong D, Da Costa GS, Norris JE. Confirming the intrinsic abundance spread in the globular cluster NGC 6273 (M19) with calcium triplet spectroscopy Monthly Notices of the Royal Astronomical Society. 460: 1846-1853. DOI: 10.1093/Mnras/Stw1091  0.556
2015 Frebel A, Norris JE. Near-field cosmology with extremely metal-poor stars Annual Review of Astronomy and Astrophysics. 53: 631-688. DOI: 10.1146/Annurev-Astro-082214-122423  0.771
2015 Marino AF, Milone AP, Karakas AI, Casagrande L, Yong D, Shingles L, Da Costa G, Norris JE, Stetson PB, Lind K, Asplund M, Collet R, Jerjen H, Sbordone L, Aparicio A, et al. Iron and s-elements abundance variations in NGC 5286: Comparison with 'anomalous' globular clusters and Milky Way satellites Monthly Notices of the Royal Astronomical Society. 450: 815-845. DOI: 10.1093/Mnras/Stv420  0.754
2015 Bessell MS, Collet R, Keller SC, Frebel A, Heger A, Casey AR, Masseron T, Asplund M, Jacobson HR, Lind K, Marino AF, Norris JE, Yong D, Da Costa G, Chan C, et al. Nucleosynthesis in a primordial supernova: Carbon and oxygen abundances in SMSS J031300.36-670839.3 Astrophysical Journal Letters. 806. DOI: 10.1088/2041-8205/806/1/L16  0.764
2015 Hansen T, Hansen CJ, Christlieb N, Beers TC, Yong D, Bessell MS, Frebel A, Pérez AEG, Placco VM, Norris JE, Asplund M. AN ELEMENTAL ASSAY of VERY, EXTREMELY, and ULTRA-METAL-POOR STARS Astrophysical Journal. 807. DOI: 10.1088/0004-637X/807/2/173  0.842
2015 Jacobson HR, Keller S, Frebel A, Casey AR, Asplund M, Bessell MS, Costa GSD, Lind K, Marino AF, Norris JE, Peña JM, Schmidt BP, Tisserand P, Walsh JM, Yong D, et al. HIGH-RESOLUTION SPECTROSCOPIC STUDY of EXTREMELY METAL-POOR STAR CANDIDATES from the SKYMAPPER SURVEY Astrophysical Journal. 807. DOI: 10.1088/0004-637X/807/2/171  0.835
2015 Venn KA, Jablonka P, Hill V, Starkenburg E, Lemasle B, Shetrone M, Irwin M, Norris J, Yong D, Gilmore G, Salvadori S, Skuladottir A, Tolstoy E. Chemical Abundances of Metal-poor stars in Dwarf Galaxies Proceedings of the International Astronomical Union. 11: 159-163. DOI: 10.1017/S1743921316000107  0.549
2014 Keller SC, Bessell MS, Frebel A, Casey AR, Asplund M, Jacobson HR, Lind K, Norris JE, Yong D, Heger A, Magic Z, Da Costa GS, Schmidt BP, Tisserand P. A single low-energy, iron-poor supernova as the source of metals in the star SMSS J031300.36-670839.3. Nature. 506: 463-6. PMID 24509711 DOI: 10.1038/Nature12990  0.807
2014 Yong D, Roederer IU, Grundahl F, Da Costa GS, Karakas AI, Norris JE, Aoki W, Fishlock CK, Marino AF, Milone AP, Shingles LJ. Iron and neutron-capture element abundance variations in the globular cluster M2 (NGC 7089) Monthly Notices of the Royal Astronomical Society. 441: 3396-3416. DOI: 10.1093/Mnras/Stu806  0.567
2014 Yong D, Grundahl F, Norris JE. CNO abundances in the globular clusters NGC 1851 and NGC 6752★ Monthly Notices of the Royal Astronomical Society. 446: 3319-3329. DOI: 10.1093/Mnras/Stu2334  0.363
2014 Yong D, Brito AA, Da Costa GS, Alonso-García J, Karakas AI, Pignatari M, Roederer IU, Aoki W, Fishlock CK, Grundahl F, Norris JE. Chemical abundances in bright giants of the globular cluster M62 (NGC 6266) Monthly Notices of the Royal Astronomical Society. 439: 2638-2650. DOI: 10.1093/Mnras/Stu118  0.531
2014 Marino AF, Milone AP, Yong D, Dotter A, Costa GD, Asplund M, Jerjen H, Mackey D, Norris J, Cassisi S, Sbordone L, Stetson PB, Weiss A, Aparicio A, Bedin LR, et al. The halo+cluster system of the galactic globular cluster NGC 1851 Monthly Notices of the Royal Astronomical Society. 442: 3044-3064. DOI: 10.1093/Mnras/Stu1099  0.592
2014 Beers TC, Norris JE, Placco VM, Lee YS, Rossi S, Carollo D, Masseron T. 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 Astrophysical Journal. 794. DOI: 10.1088/0004-637X/794/1/58  0.652
2014 Mack CE, Schuler SC, Stassun KG, Norris J. Detailed abundances of planet-hosting wide binaries. I. Did planet formation imprint chemical signatures in the atmospheres of HD 20782/81? Astrophysical Journal. 787. DOI: 10.1088/0004-637X/787/2/98  0.546
2014 Hansen T, Hansen CJ, Christlieb N, Yong D, Bessell MS, García Pérez AE, Beers TC, Placco VM, Frebel A, Norris JE, Asplund M. Exploring the origin of lithium, carbon, strontium, and barium with four new ultra metal-poor stars Astrophysical Journal. 787. DOI: 10.1088/0004-637X/787/2/162  0.837
2014 Milone AP, Marino AF, Dotter A, Norris JE, Jerjen H, Piotto G, Cassisi S, Bedin LR, Recio Blanco A, Sarajedini A, Asplund M, Monelli M, Aparicio A. Global and nonglobal parameters of horizontal-branch morphology of globular clusters Astrophysical Journal. 785. DOI: 10.1088/0004-637X/785/1/21  0.447
2013 Jayaraman A, Gilmore G, Wyse RFG, Norris JE, Belokurov V. A 10 000 star spectroscopic survey of the thick disc-halo interface: Phase-space sub-structure in the thick disc Monthly Notices of the Royal Astronomical Society. 431: 930-953. DOI: 10.1093/Mnras/Stt221  0.589
2013 Yong D, Meléndez J, Grundahl F, Roederer IU, Norris JE, Milone AP, Marino AF, Coelho P, McArthur BE, Lind K, Collet R, Asplund M. High precision differential abundance measurements in globular clusters: Chemical inhomogeneities in NGC 6752 Monthly Notices of the Royal Astronomical Society. 434: 3542-3565. DOI: 10.1093/Mnras/Stt1276  0.519
2013 Frebel A, Lunnan R, Casey AR, Norris JE, Wyse RFG, Gilmore G. The 300 km s-1 stellar stream near segue 1: Insights from high-resolution spectroscopy of its brightest star Astrophysical Journal. 771. DOI: 10.1088/0004-637X/771/1/39  0.769
2013 Da Costa GS, Norris JE, Yong D. Magnesium isotope ratios in ω centauri red giants Astrophysical Journal. 769. DOI: 10.1088/0004-637X/769/1/8  0.549
2013 Gilmore G, Norris JE, Monaco L, Yong D, Wyse RFG, Geisler D. Elemental abundances and their implications for the chemical enrichment of the boötes i ultrafaint galaxy Astrophysical Journal. 763. DOI: 10.1088/0004-637X/763/1/61  0.663
2013 Norris JE, Yong D, Bessell MS, Christlieb N, Asplund M, Gilmore G, Wyse RFG, Beers TC, Barklem PS, Frebel A, Ryan SG. The most metal-poor stars. IV. the two populations with [Fe/H] ≲ -3.0 Astrophysical Journal. 762. DOI: 10.1088/0004-637X/762/1/28  0.835
2013 Yong D, Norris JE, Bessell MS, Christlieb N, Asplund M, Beers TC, Barklem PS, Frebel A, Ryan SG. The most metal-poor stars. III. the metallicity distribution function and carbon-enhanced metal-poor fraction Astrophysical Journal. 762. DOI: 10.1088/0004-637X/762/1/27  0.859
2013 Yong D, Norris JE, Bessell MS, Christlieb N, Asplund M, Beers TC, Barklem PS, Frebel A, Ryan SG. The most metal-poor stars. II. Chemical abundances of 190 metal-poor stars including 10 new stars with [Fe/H] ≤ -3.5 Astrophysical Journal. 762. DOI: 10.1088/0004-637X/762/1/26  0.862
2013 Norris JE, Bessell MS, Yong D, Christlieb N, Barklem PS, Asplund M, Murphy SJ, Beers TC, Frebel A, Ryan SG. The most metal-poor stars. I. Discovery, data, and atmospheric parameters Astrophysical Journal. 762. DOI: 10.1088/0004-637X/762/1/25  0.83
2013 Frebel A, Norris JE. Metal-poor stars and the chemical enrichment of the universe Planets, Stars and Stellar Systems: Volume 5: Galactic Structure and Stellar Populations. 55-114. DOI: 10.1007/978-94-007-5612-0_3  0.758
2012 Norris JE, Christlieb N, Bessell MS, Asplund M, Eriksson K, Korn AJ. The oxygen abundance of the ultra-metal-poor star HE 0557-4840 Astrophysical Journal. 753. DOI: 10.1088/0004-637X/753/2/150  0.685
2012 Beers TC, Carollo D, Ivezić Z, An D, Chiba M, Norris JE, Freeman KC, Lee YS, Munn JA, Fiorentin PR, Sivarani T, Wilhelm R, Yanny B, York DG. The case for the dual halo of the Milky Way Astrophysical Journal. 746. DOI: 10.1088/0004-637X/746/1/34  0.545
2012 Carollo D, Beers TC, Bovy J, Sivarani T, Norris JE, Freeman KC, Aoki W, Lee YS, Kennedy CR. Carbon-enhanced metal-poor stars in the inner and outer halo components of the Milky Way Astrophysical Journal. 744. DOI: 10.1088/0004-637X/744/2/195  0.718
2012 Norris JE. The Galactic halo: stellar populations and their chemical properties Proceedings of the International Astronomical Union. 10: 280-281. DOI: 10.1017/s1743921314005766  0.349
2012 Yong D, Grundahl F, Meléndez J, Norris JE. Precision Chemical Abundance Measurements Proceedings of the International Astronomical Union. 10: 237-238. DOI: 10.1017/S1743921314005572  0.39
2011 Norris JE. Astrophysics: A hint of normality at last? Nature. 477: 37, 39. PMID 21886151 DOI: 10.1038/477037A  0.612
2011 Koposov SE, Gilmore G, Walker MG, Belokurov V, Evans NW, Fellhauer M, Gieren W, Geisler D, Monaco L, Norris JE, Okamoto S, Peñarrubia J, Wilkinson M, Wyse RFG, Zucker DB. Accurate stellar kinematics at faint magnitudes: Application to the Boötes i dwarf spheroidal galaxy Astrophysical Journal. 736. DOI: 10.1088/0004-637X/736/2/146  0.344
2011 Marino AF, Sneden C, Kraft RP, Wallerstein G, Norris JE, Da Costa G, Milone AP, Ivans II, Gonzalez G, Fulbright JP, Hilker M, Piotto G, Zoccali M, Stetson PB. The two metallicity groups of the globular cluster M 22: A chemical perspective Astronomy and Astrophysics. 532. DOI: 10.1051/0004-6361/201116546  0.581
2010 Norris JE, Gilmore G, Wyse RFG, Yong D, Frebel A. An extremely carbon-rich, extremely metal-poor star in the Segue 1 system Astrophysical Journal Letters. 722: L104-L109. DOI: 10.1088/2041-8205/722/1/L104  0.793
2010 Norris JE, Wyse RFG, Gilmore G, Yong D, Frebel A, Wilkinson MI, Belokurov V, Zucker DB. Chemical enrichment in the faintest galaxies: The carbon and iron abundance spreads in the Boötes I dwarf spheroidal galaxy and the Segue 1 system Astrophysical Journal. 723: 1632-1650. DOI: 10.1088/0004-637X/723/2/1632  0.768
2010 Bond NA, Ivezić Z, Sesar B, Jurić M, Munn JA, Kowalski A, Loebman S, Roškar R, Beers TC, Dalcanton J, Rockosi CM, Yanny B, Newberg HJ, Allende Prieto C, Wilhelm R, ... ... Norris JE, et al. The milky way tomography with SDSS. III. Stellar kinematics Astrophysical Journal. 716: 1-29. DOI: 10.1088/0004-637X/716/1/1  0.554
2010 Stanford LM, Da Costa GS, Norris JE. Abundances of C, N, Sr, and Ba on the red giant branch of ω Centauri Astrophysical Journal. 714: 1001-1014. DOI: 10.1088/0004-637X/714/2/1001  0.593
2010 Carollo D, Beers TC, Chiba M, Norris JE, Freeman KC, Lee YS, Ivezić E, Rockosi CM, Yanny B. Structure and kinematics of the stellar halos and thick disks of the milky way based on calibration stars from sloan digital sky survey DR7 Astrophysical Journal. 712: 692-727. DOI: 10.1088/0004-637X/712/1/692  0.687
2010 Norris JE, Yong D, Gilmore G, Wyse RFG. BOO-1137 - An extremely metal-poor star in the ultra-faint dwarf spheroidal galaxy botes i Astrophysical Journal. 711: 350-360. DOI: 10.1088/0004-637X/711/1/350  0.655
2010 Li HN, Christlieb N, Schörck T, Norris JE, Bessell MS, Yong D, Beers TC, Lee YS, Frebel A, Zhao G. The stellar content of the Hamburg/ESO survey: VI. Metallicity distribution of main-sequence turnoff stars in the Galactic halo Astronomy and Astrophysics. 521. DOI: 10.1051/0004-6361/201014797  0.83
2010 Hosford A, García Pérez AE, Collet R, Ryan SG, Norris JE, Olive KA. Lithium abundances of halo dwarfs based on excitation temperatures: II. Non-local thermodynamic equilibrium Astronomy and Astrophysics. 511. DOI: 10.1051/0004-6361/200913693  0.672
2009 Niederste-Ostholt M, Belokurov V, Evans NW, Gilmore G, Wyse RFG, Norris JE. The origin of Segue 1 Monthly Notices of the Royal Astronomical Society. 398: 1771-1781. DOI: 10.1111/J.1365-2966.2009.15287.X  0.527
2009 Aoki W, Barklem PS, Beers TC, Christlieb N, Inoue S, GARCíA Pérez AE, Norris JE, Carollo D. Lithium abundances of extremely metal-poor turnoff stars Astrophysical Journal. 698: 1803-1812. DOI: 10.1088/0004-637X/698/2/1803  0.668
2009 Starkenburg E, Helmi A, Morrison HL, Harding P, Van Woerden H, Mateo M, Olszewski EW, Sivarani T, Norris JE, Freeman KC, Shectman SA, Dohm-Palmer RC, Frey L, Oravetz D. Mapping the galactic halo. VIII. Quantifying substructure Astrophysical Journal. 698: 567-579. DOI: 10.1088/0004-637X/698/1/567  0.633
2009 Yong D, Grundahl F, D'Antona F, Karakas AI, Lattanzio JC, Norris JE. A large C+N+O abundance spread in giant stars of the globular cluster NGC 1851 Astrophysical Journal. 695: L62-L66. DOI: 10.1088/0004-637X/695/1/L62  0.405
2009 Morrison HL, Helmi A, Sun J, Liu P, Gu R, Norris JE, Harding P, Kinman TD, Kepley AA, Freeman KC, Williams M, Van Duyne J. Fashionably late? Building up the milky way's inner halo Astrophysical Journal. 694: 130-143. DOI: 10.1088/0004-637X/694/1/130  0.695
2009 Yanny B, Rockosi C, Newberg HJ, Knapp GR, Adelman-McCarthy JK, Alcorn B, Allam S, Allende Prieto C, An D, Anderson KSJ, Anderson S, Bailer-Jones CAL, Bastian S, Beers TC, Bell E, ... ... Norris JE, et al. SEGUE: A spectroscopic survey of 240,000 stars with g = 14-20 Astronomical Journal. 137: 4377-4399. DOI: 10.1088/0004-6256/137/5/4377  0.484
2009 Hosford A, Ryan SG, Pérez AEG, Norris JE, Olive KA. Lithium abundances of halo dwarfs based on excitation temperature I. Local thermodynamic equilibrium Astronomy and Astrophysics. 493: 601-612. DOI: 10.1051/0004-6361:200810240  0.687
2009 Schörck T, Christlieb N, Cohen JG, Beers TC, Shectman S, Thompson I, McWilliam A, Bessell MS, Norris JE, Meléndez J, Ramírez S, Haynes D, Cass P, Hartley M, Russell K, et al. The stellar content of the Hamburg/ESO survey Astronomy and Astrophysics. 507: 817-832. DOI: 10.1051/0004-6361/200810925  0.836
2009 Carollo D, Beers TC, Chiba M, Norris JE, Freeman KC, Lee YS. Structure and Kinematics of the Stellar Halos and Thick Disks of the Milky Way Based on Calibration Stars from SDSS DR7 Proceedings of the International Astronomical Union. 5: 267-270. DOI: 10.1017/S1743921310000724  0.652
2009 Yong D, Meléndez J, Cunha K, Karakas AI, Norris JE, Smith VV. Chemical abundances in tidally disrupted globular clusters Proceedings of the International Astronomical Union. 5: 157-160. DOI: 10.1017/S1743921309991001  0.403
2008 García Pérez AE, Christlieb N, Ryan SG, Beers TC, Aoki W, Asplund M, Barklem PS, Bessell MS, Eriksson K, Frebel A, Gustafsson B, Korn AJ, Nordström B, Norris JE. A new sample of extremely/ultra metal-poor stars Physica Scripta T. DOI: 10.1088/0031-8949/2008/T133/014036  0.79
2008 Lee YS, Beers TC, Sivarani T, Johnson JA, An D, Wilhelm R, Allende Prieto C, Koesterke L, Fiorentin PR, Bailer-Jones CAL, Norris JE, Yanny B, Rockosi C, Newberg HJ, Cudworth KM, et al. The segue stellar parameter pipeline. II. Validation with galactic globular and open clusters Astronomical Journal. 136: 2050-2069. DOI: 10.1088/0004-6256/136/5/2050  0.512
2008 Lee YS, Beers TC, Sivarani T, Allende Prieto C, Koesterke L, Wilhelm R, Fiorentin PR, Bailer-Jones CAL, Norris JE, Rockosi CM, Yanny B, Newberg HJ, Covey KR, Zhang HT, Luo AL. The segue stellar parameter pipeline. I. Description and comparison of individual methods Astronomical Journal. 136: 2022-2049. DOI: 10.1088/0004-6256/136/5/2022  0.49
2008 Norris JE, Gilmore G, Wyse RFG, Wilkinson MI, Belokurov V, Evans NW, Zucker DB. The abundance spread in the boötes i dwarf spheroidal galaxy Astrophysical Journal. 689: L113-L116. DOI: 10.1086/595962  0.6
2008 Yong D, Meléndez J, Cunha K, Karakas AT, Norris JE, Smith VV. Chemical abundances in giants stars of the tidally disrupted globular cluster NGC 6712 from high-resolution infrared spectroscopy Astrophysical Journal. 689: 1020-1030. DOI: 10.1086/592229  0.529
2008 Ivezić Z, Sesar B, Jurić M, Bond N, Dalcanton J, Rockosi CM, Yanny B, Newberg HJ, Beers TC, Prieto CA, Wilhelm R, Lee YS, Sivarani T, Norris JE, Bailer-Jones CAL, et al. The milky way tomography with SDSS. II. stellar metallicity Astrophysical Journal. 684: 287-325. DOI: 10.1086/589678  0.574
2008 Aoki W, Beers TC, Sivarani T, Marsteller B, Lee YS, Honda S, Norris JE, Ryan SG, Carollo D. Carbon-enhanced metal-poor stars. III. Main-sequence turnoff stars from the SDSS SEGUE sample Astrophysical Journal. 678: 1351-1371. DOI: 10.1086/533517  0.799
2008 Krugler JA, Beers TC, Lee YS, Sivarani T, Marsteller B, Wilhelm R, Prieto CA, Frebel A, Norris JE, Johnson J, Ivans I, Yanny B, Rockosi C, Morrison H, Newberg HJ, et al. Revised parameter estimates for the most metal-poor candidates in SDSS-I and SEGUE Aip Conference Proceedings. 990: 151-153. DOI: 10.1063/1.2905525  0.733
2008 Christlieb N, Korn AJ, Eriksson K, Bessell MS, Norris JE, Keller SC, Zhao Y, Zhang H, Beers TC. The giants stars HE 0107-5240 and HE 0557-4840 and new searches for metal-poor stars Aip Conference Proceedings. 990: 109-112. DOI: 10.1063/1.2905514  0.526
2008 Carollo D, Beers TC, Lee YS, Chiba M, Norris JE, Wilhelm R, Sivarani T, Marsteller B, Munn JA, Bailer-Jones CAL, Fiorentin PR, York DG. Two stellar components in the halo of the Milky Way (Nature (2007) 450, (1020-1025)) Nature. 451: 216. DOI: 10.1038/Nature06542  0.314
2008 Carollo D, Beers TC, Chiba M, Norris JE, Lee YS, Freeman KC. Structural and kinematic parameters of the two halo components of the milky way: Preliminary results Proceedings of Science 0.474
2007 Carollo D, Beers TC, Lee YS, Chiba M, Norris JE, Wilhelm R, Sivarani T, Marsteller B, Munn JA, Bailer-Jones CA, Fiorentin PR, York DG. Two stellar components in the halo of the Milky Way. Nature. 450: 1020-5. PMID 18075581 DOI: 10.1038/Nature06460  0.568
2007 Bekki K, Campbell SW, Lattanzio JC, Norris JE. Origin of abundance inhomogeneity in globular clusters Monthly Notices of the Royal Astronomical Society. 377: 335-351. DOI: 10.1111/J.1365-2966.2007.11606.X  0.562
2007 Norris JE, Christlieb N, Korn AJ, Eriksson K, Bessell MS, Beers TC, Wisotzki L, Reimers D. HE 0557−4840: Ultra–Metal‐Poor and Carbon‐Rich The Astrophysical Journal. 670: 774-788. DOI: 10.1086/521919  0.676
2007 Kepley AA, Morrison HL, Helmi A, Kinman TD, Van Duyne J, Martin JC, Harding P, Norris JE, Freeman KC. Halo star streams in the solar neighborhood Astronomical Journal. 134: 1579-1595. DOI: 10.1086/521429  0.702
2007 Stanford LM, Da Costa GS, Norris JE, Cannon RD. Abundances on the main sequence of ω Centauri Astrophysical Journal. 667: 911-929. DOI: 10.1086/520794  0.696
2007 Frebel A, Christlieb N, Norris JE, Thom C, Beers TC, Rhee J. Discovery of HE 1523-0901, a strongly r-process-enhanced metal-poor star with detected uranium Astrophysical Journal. 660: L117-L120. DOI: 10.1086/518122  0.702
2007 Aoki W, Honda S, Beers TC, Takada-Hidai M, Iwamoto N, Tominaga N, Umeda H, Nomoto K, Norris JE, Ryan SG. Spectroscopic studies of extremely metal-poor stars with the subaru high-dispersion spectrograph. IV. The α-element-enhanced metal-poor star BS 16934-002 Astrophysical Journal. 660: 747-761. DOI: 10.1086/512601  0.756
2007 Frebel A, Norris JE, Aoki W, Honda S, Bessell MS, Takada-Hidai M, Beers TC, Christlieb N. Chemical abundance analysis of the extremely metal-poor star HE 1300+0157 Astrophysical Journal. 658: 534-552. DOI: 10.1086/511517  0.821
2007 Aoki W, Beers TC, Christlieb N, Norris JE, Ryan SG, Tsangarides S. Carbon-enhanced metal-poor stars. I. Chemical compositions of 26 stars Astrophysical Journal. 655: 492-521. DOI: 10.1086/509817  0.79
2007 Re Fiorentin P, Bailer-Jones CAL, Lee YS, Beers TC, Sivarani T, Wilhelm R, Prieto CA, Norris JE. Estimation of stellar atmospheric parameters from SDSS/SEGUE spectra Astronomy and Astrophysics. 467: 1373-1387. DOI: 10.1051/0004-6361:20077334  0.409
2006 Goswami A, Aoki W, Beers TC, Christlieb N, Norris JE, Ryan SG, Tsangarides S. A high-resolution spectral analysis of three carbon-enhanced metal-poor stars Monthly Notices of the Royal Astronomical Society. 372: 343-356. DOI: 10.1111/J.1365-2966.2006.10877.X  0.755
2006 Battaglia G, Helmi A, Morrison H, Harding P, Olszewski EW, Mateo M, Freeman KC, Norris J, Shectman SA. Erratum: The radial velocity dispersion profile of the Galactic halo: constraining the density profile of the dark halo of the Milky Way Monthly Notices of the Royal Astronomical Society. 370: 1055-1056. DOI: 10.1111/J.1365-2966.2006.10688.X  0.753
2006 Stanford LM, Da Costa GS, Norris JE, Cannon RD. A Sr-rich star on the main sequence of ω centauri Astrophysical Journal. 653: L117-L120. DOI: 10.1086/510530  0.761
2006 Aoki W, Bisterzo S, Gallino R, Beers TC, Norris JE, Ryan SG, Tsangarides S. Carbon-enhanced metal-poor stars: Osmium and iridium abundances in the neutron-capture-enhanced subgiants CS 31062-050 and LP 625-44 Astrophysical Journal. 650: L127-L130. DOI: 10.1086/508878  0.7
2006 Frebel A, Christlieb N, Norris JE, Beers TC, Bessell MS, Rhee J, Fechner C, Marsteller B, Rossi S, Thom C, Wisotzkj L, Reimers D. Bright metal-poor stars from the Hamburg/ESO survey. I. Selection and follow-up observations from 329 fields Astrophysical Journal. 652: 1585-1603. DOI: 10.1086/508506  0.815
2006 Stanford LM, Da Costa GS, Norris JE, Cannon RD. The age and metallicity relation of ω Centauri Astrophysical Journal. 647: 1075-1092. DOI: 10.1086/505571  0.719
2006 Wyse RFG, Gilmore G, Norris JE, Wilkinson MI, Kleyna JT, Koch A, Evans NW, Grebel EK. Further evidence of a merger origin for the thick disk: Galactic stars along lines of sight to dwarf spheroidal galaxies Astrophysical Journal. 639: L13-L16. DOI: 10.1086/501228  0.542
2006 Freuel A, Christlieb N, Norris JE, Aoki W, Asplund M. The oxygen abundance of HE 1327-2326 Astrophysical Journal. 638: L17-L20. DOI: 10.1086/500592  0.427
2006 Bekki K, Norris JE. The origin of the double main sequence in ω Centauri: Helium enrichment due to gas fueling from ITS ancient host galaxy? Astrophysical Journal. 637: L109-L112. DOI: 10.1086/500413  0.51
2006 Aoki W, Frebel A, Christlieb N, Norris JE, Beers TC, Minezaki T, Barklem PS, Honda S, Takada-Hidai M, Asplund M, Ryan SG, Tsangarides S, Eriksson K, Steinhauer A, Deliyannis CP, et al. HE 1327-2326, An unevolved star with [Fe/H] < -5.0. I. A comprehensive abundance analysis Astrophysical Journal. 639: 897-917. DOI: 10.1086/497906  0.829
2006 Aoki W, Frebel A, Christlieb N, Norris JE, Beers TC, Minezaki T, Barklem PS, Honda S, Takada-Hidai M, Asplund M, Ryan SG, Tsangarides S, Eriksson K, Steinhauer A, Deliyannis CP, et al. An abundance study of the most iron-poor star HE1327-2326 with Subaru/HDS Aip Conference Proceedings. 847: 53-58. DOI: 10.1063/1.2234382  0.812
2006 Norris JE. Stellar abundances - First generation to solar Aip Conference Proceedings. 847: 45-52. DOI: 10.1063/1.2234381  0.591
2006 Aoki W, Ryan SG, Norris JE, Beers TC, Christlieb N, Tsangarides S, Ando H. The chemical compositions of carbon-enhanced metal-poor stars Eso Astrophysics Symposia. 2006: 124-125. DOI: 10.1007/978-3-540-34136-9_44  0.646
2006 Aoki W, Beers TC, Christlieb N, Frebel A, Norris JE, Honda S, Takada-Hidai M, Asplund M, Ando H, Ryan SG, Tsangarides S. Chemical abundance patterns of extremely metal-poor stars Proceedings of Science 0.593
2006 Tanner JD, Ryan SG, Norris JE. A high resolution spectroscopic study of eight metal-poor stars Proceedings of Science 0.691
2005 Frebel A, Aoki W, Christlieb N, Ando H, Asplund M, Barklem PS, Beers TC, Eriksson K, Fechner C, Fujimoto MY, Honda S, Kajino T, Minezaki T, Nomoto K, Norris JE, et al. Nucleosynthetic signatures of the first stars. Nature. 434: 871-3. PMID 15829957 DOI: 10.1038/Nature03455  0.829
2005 Battaglia G, Helmi A, Morrison H, Harding P, Olszewski EW, Mateo M, Freeman KC, Norris J, Shectman SA. The radial velocity dispersion profile of the Galactic halo: Constraining the density profile of the dark halo of the Milky Way Monthly Notices of the Royal Astronomical Society. 364: 433-442. DOI: 10.1111/J.1365-2966.2005.09367.X  0.79
2005 Clewley L, Warren SJ, Hewett PC, Norris JE, Wilkinson MI, Evans NW. Distant field blue horizontal branch stars - III. Identification of a probable outer halo stream at Galactocentric distance r = 70 kpc Monthly Notices of the Royal Astronomical Society. 362: 349-360. DOI: 10.1111/J.1365-2966.2005.09307.X  0.558
2005 Ryan SG, Aoki W, Norris JE, Beers TC. The origins of two classes of carbon-enhanced, metal-poor stars Astrophysical Journal. 635: 349-354. DOI: 10.1086/497282  0.751
2005 Aoki W, Honda S, Beers TC, Kajino T, Ando H, Norris JE, Ryan SG, Izumiura H, Sadakane K, Takada-Hidai M. Spectroscopic studies of very metal-poor stars with the Subaru High Dispersion Spectrograph. III. Light neutron-capture elements Astrophysical Journal. 632: 611-637. DOI: 10.1086/432862  0.775
2005 Arnone E, Ryan SG, Argast D, Norris JE, Beers TC. Mg abundances in metal-poor halo stars as a tracer of early Galactic mixing Astronomy and Astrophysics. 430: 507-522. DOI: 10.1051/0004-6361:20041034  0.735
2005 Da Costa GS, Stanford LM, Norris JE, Cannon RD. Abundances on the main sequence of the globular cluster ω Centauri Proceedings of the International Astronomical Union. 1: 369-374. DOI: 10.1017/S1743921305005971  0.615
2005 Frebel A, Aoki W, Christlieb N, Ando H, Asplund M, Barklem PS, Beers TC, Eriksson K, Fechner C, Fujimoto MY, Honda S, Kajino T, Minezaki T, Nomoto K, Norris JE, et al. The new record holder for the most iron-poor star: HE 1327-2326, a dwarf or subgiant with [Fe/H] = -5.4 Proceedings of the International Astronomical Union. 1: 207-212. DOI: 10.1017/S1743921305005569  0.828
2005 Aoki W, Beers TC, Christlieb N, Frebel A, Norris JE, Honda S, Takada-Hidai M, Asplund M, Ando H, Ryan SG, Tsangarides S, Nomoto K, Fujimoto MY, Kajino T, Yoshii Y. Chemical abundance patterns of extremely metal-poor stars with [Fe/H]≲ -3.5 Proceedings of the International Astronomical Union. 1: 195-200. DOI: 10.1017/S1743921305005545  0.838
2005 Beers TC, Christlieb N, Norris JE, Bessell MS, Wilhelm R, Prieto CA, Yanny B, Rockosi C, Newberg HJ, Rossi S, Lee YS. The metallicity distribution function of the Halo of the Milky way Proceedings of the International Astronomical Union. 1: 175-184. DOI: 10.1017/S1743921305005521  0.764
2004 Clewley L, Warren SJ, Hewett PC, Norris JE, Evans NW. Distant field blue horizontal branch stars and the mass of the Galaxy - II. Photometry and spectroscopy of UKST candidates 16 < b < 19.5, 11< R < 52 kpc Monthly Notices of the Royal Astronomical Society. 352: 285-298. DOI: 10.1111/J.1365-2966.2004.07921.X  0.592
2004 Norris JE. The helium abundances of ω Centauri Astrophysical Journal. 612: L25-L28. DOI: 10.1086/423986  0.458
2004 Burstein D, Li Y, Freeman KC, Norris JE, Bessell MS, Bland-Hawthorn J, Gibson BK, Beasley MA, Lee HC, Barbuy B, Huchra JP, Brodif JP, Forbes DA. Globular cluster and galaxy formation: M31, the Milky Way, and implications for globular cluster systems of spiral galaxies Astrophysical Journal. 614: 158-166. DOI: 10.1086/423334  0.739
2004 Aoki W, Norris JE, Ryan SG, Beers TC, Christlieb N, Tsanoarides S, Ando H. Oxygen overabundance in the extremely iron-poor star CS 29498-043 Astrophysical Journal. 608: 971-977. DOI: 10.1086/420686  0.749
2004 Honda S, Aoki W, Ando H, Izumiura H, Kajino T, Kambe E, Kawanomto S, Noguchi K, Okita K, Sadakane K, Sato B, Takada-Hidai M, Takeda Y, Watanabe E, Beers TC, ... Norris JE, et al. Spectroscopic studies of extremely metal-poor stars with the subaru high dispersion spectrograph. I. Observational data Astrophysical Journal, Supplement Series. 152: 113-128. DOI: 10.1086/383201  0.76
2003 Aoki W, Ryan SG, Iwamoto N, Beers TC, Norris JE, Ando H, Kajino T, Mathews GJ, Fujimoto MY. Europium isotope ratios in s-process element-enhanced metal-poor stars: A new probe of the 151Sm branching Astrophysical Journal. 592: L67-L70. DOI: 10.1086/377681  0.695
2003 Morrison HL, Norris J, Mateo M, Harding P, Olszewski EW, Shectman SA, Dohm-Palmer RC, Helmi A, Freeman KC. Mapping the galactic halo. VI. Spectroscopic measures of luminosity and metallicity Astronomical Journal. 125: 2502-2520. DOI: 10.1086/374231  0.621
2002 Aoki W, Norris JE, Ryan SG, Beers TC, Ando H. Subaru/HDS study of the extremely metal-poor star CS 29498-043: Abundance analysis details and comparison with other carbon-rich objects Publications of the Astronomical Society of Japan. 54: 933-949. DOI: 10.1093/Pasj/54.6.933  0.745
2002 Aoki W, Ryan SG, Norris JE, Beers TC, Ando H, Tsangarides S. A Subaru/high dispersion spectrograph study of lead (Pb) abundances in eight s-process element-rich, metal-poor stars Astrophysical Journal. 580: 1149-1158. DOI: 10.1086/343885  0.724
2002 Aoki W, Norris JE, Ryan SG, Beers TC, Ando H. Chemical composition of the carbon-rich, extremely metal poor star CS 29498-043: A new class of extremely metal poor stars with excesses of magnesium and silicon Astrophysical Journal. 576: L141-L144. DOI: 10.1086/343761  0.765
2002 Gilmore G, Wyse RFG, Norris JE. Deciphering the last major invasion of the Milky Way Astrophysical Journal. 574: L39-L42. DOI: 10.1086/342363  0.536
2002 Beers TC, Drilling JS, Rossi S, Chiba M, Rhee J, Führmeister B, Norris JE, von Hippel T. Metal Abundances and Kinematics of Bright Metal-poor Giants Selected from the LSE Survey: Implications for the Metal-weak Thick Disk The Astronomical Journal. 124: 931-948. DOI: 10.1086/341377  0.641
2002 Cunha K, Smith VV, Suntzeff NB, Norris JE, Da Costa GS, Plez B. The evolution of copper in the globular cluster ω Centauri Astronomical Journal. 124: 379-388. DOI: 10.1086/340967  0.545
2002 Norris JE, Ryan SG, Beers TC, Aoki W, Ando H. Extremely metal-poor stars. IX. CS 22949-037 and the role of hypernovae Astrophysical Journal. 569: L107-L110. DOI: 10.1086/340665  0.754
2002 Aoki W, Norris JE, Ryan SG, Beers TC, Ando H. The chemical composition of carbon-rich, very metal poor stars: A new class of mildly carbon rich objects without excess of neutron-capture elements Astrophysical Journal. 567: 1166-1182. DOI: 10.1086/338756  0.712
2002 Clewley L, Warren SJ, Hewett PC, Norris JE, Peterson RC, Evans NW. Distant field blue horizontal branch stars and the mass of the Galaxy - I. Classification of halo A-type stars Monthly Notices of the Royal Astronomical Society. 337: 87-97. DOI: 10.1046/J.1365-8711.2002.05864.X  0.521
2002 Norris JE. The Special Case of ω Centauri Highlights of Astronomy. 12: 270-272. DOI: 10.1017/S1539299600013496  0.326
2001 Norris JE, Ryan SG, Beers TC. Extremely metal-poor stars. VIII. High-resolution, high signal-to-noise ratio analysis of five stars with [Fe/H] ≲ -3.5 Astrophysical Journal. 561: 1034-1059. DOI: 10.1086/323429  0.7
2001 Aoki W, Ryan SG, Norris JE, Beers TC, Ando H, Iwamoto N, Kajino T, Mathews GJ, Fujimoto MY. Neutron capture elements in s-process-rich, very metal-poor stars Astrophysical Journal. 561: 346-363. DOI: 10.1086/323230  0.727
2001 Harding P, Morrison HL, Olszewski EW, Arabadjis J, Mateo M, Dohm-Palmer RC, Freeman KC, Norris JE. Mapping the Galactic halo. III. Simulated observations of tidal streams Astronomical Journal. 122: 1397-1419. DOI: 10.1086/322995  0.6
2001 Dohm-Palmer RC, Helmi A, Morrison H, Mateo M, Olszewski EW, Harding P, Freeman KC, Norris J, Shectman SA. Mapping the galactic halo. V. Sagittarius dwarf spheroidal tidal debris 60° from the main body Astrophysical Journal. 555: L37-L40. DOI: 10.1086/321734  0.812
2001 Morrison HL, Olszewski EW, Mateo M, Norris JE, Harding P, Dohm-Palmer RC, Freeman KC. Mapping the galactic halo. IV. Finding distant giants reliably with the Washington system Astronomical Journal. 121: 283-294. DOI: 10.1086/318041  0.636
2001 Blake L, Ryan S, Norris J, Beers T. Neutron-capture elements in the Sr-rich, Ba-normal metal-poor giant CS22897-008 Nuclear Physics A. 688: 502-504. DOI: 10.1016/S0375-9474(01)00769-2  0.655
2001 Ryan S, Aoki W, Norris J, Beers T, Gallino R, Busso M, Ando H. Lead (Pb) in the C-rich, s-process rich, metal poor subgiant LP625-44 Nuclear Physics A. 688: 209-212. DOI: 10.1016/S0375-9474(01)00699-6  0.607
2000 Aoki W, Norris JE, Ryan SG, Beers TC, Ando H. Detection of Lead in the Carbon-rich, Very Metal-poor Star LP 625-44: A Strong Constraint on s-Process Nucleosynthesis at Low Metallicity. The Astrophysical Journal. 536: L97-L100. PMID 10859127 DOI: 10.1086/312740  0.74
2000 Ryan SG, Beers TC, Olive KA, Fields BD, Norris JE. Primordial Lithium and Big Bang Nucleosynthesis. The Astrophysical Journal. 530: L57-L60. PMID 10655164 DOI: 10.1086/312492  0.735
2000 Dohm-Palmer RC, Mateo M, Olszewski E, Morrison H, Harding P, Freeman KC, Norris J. Mapping the Galactic Halo. II. Photometric Survey The Astronomical Journal. 120: 2496-2512. DOI: 10.1086/316832  0.798
2000 Norris JE, Beers TC, Ryan SG. Extremely metal-poor stars. VII. The most metal-poor dwarf, CS 22876-032 Astrophysical Journal. 540: 456-467. DOI: 10.1086/309320  0.752
2000 Morrison HL, Mateo M, Olszewski EW, Harding P, Dohm-Palmer RC, Freeman KC, Norris JE, Morita M. Mapping the galactic halo. I. The "spaghetti" survey Astronomical Journal. 119: 2254-2273. DOI: 10.1086/301357  0.711
2000 Aoki W, Norris JE, Ryan SG, Beers TC, Ando H. Detection of lead in the carbon-rich, very metal-poor star LP 625-44: A strong constraint on s-process nucleosynthesis at low metallicity Astrophysical Journal. 536: L97-L100.  0.511
2000 Ryan SG, Beers TC, Olive KA, Fields BD, Norris JE. Primordial lithium and big bang nucleosynthesis Astrophysical Journal. 530: L57-L60.  0.505
1999 de Zeeuw T, Norris J. The Third Stromlo Symposium—The Galactic Halo: Bright Stars and Dark Matter Publications of the Astronomical Society of the Pacific. 111: 653-655. DOI: 10.1086/316363  0.538
1999 Norris JE, Ryan SG, Beers TC. A search for stars of very low metal abundance. III. UBV photometry of metal-weak candidates Astrophysical Journal, Supplement Series. 123: 639-686. DOI: 10.1086/313248  0.763
1999 Ryan SG, Norris JE, Beers TC. The Spite lithium plateau: Ultrathin but postprimordial Astrophysical Journal. 523: 654-677. DOI: 10.1086/307769  0.767
1999 Gibson BK, Madgwick DS, Jones LA, Da Costa GS, Norris JE. The spectroscopic age of 47 Tucanae Astronomical Journal. 118: 1268-1272. DOI: 10.1086/301013  0.48
1999 Beers TC, Rossi S, Norris JE, Ryan SG, Shefler T. Estimation of stellar metal abundance. II. A recalibration of the Ca II K technique, and the autocorrelation function method Astronomical Journal. 117: 981-1009. DOI: 10.1086/300727  0.736
1999 Norris JE. The Galactic Thick Disk – Status Astrophysics and Space Science. 265: 213-220. DOI: 10.1007/978-94-011-4213-7_41  0.466
1999 Norris JE. The Galactic thick disk - Status Astrophysics and Space Science. 265: 213-220.  0.458
1998 Ryan SG, Norris JE, Beers TC. Extremely metal poor stars. VI. The heterogeneous class of lithium-depleted main-sequence turnoff dwarfs Astrophysical Journal. 506: 892-897. DOI: 10.1086/306288  0.791
1998 Beers TC, Rossi S, Norris JE, Ryan SG, Molaro P, Rebolo R. The low metallicity tail of the halo metallicity distribution function Space Science Reviews. 84: 139-144. DOI: 10.1007/978-94-011-5116-0_13  0.78
1997 Norris JE, Ryan SG, Beers TC. Extremely metal-poor stars. The carbon-rich, neutron capture element-poor object CS 22957-027 Astrophysical Journal. 489: L169-L172. DOI: 10.1086/316787  0.753
1997 Norris JE, Freeman KC, Mayor M, Seitzer P. The giant branch of ω Centauri: The dependence of kinematics on abundance Astrophysical Journal. 487: L187-L190. DOI: 10.1086/310895  0.604
1997 Norris JE, Ryan SG, Beers TC. Extremely metal-poor stars. IV. The carbon-rich objects Astrophysical Journal. 488: 350-363. DOI: 10.1086/304695  0.724
1997 Norris JE, Ryan SG, Beers TC, Deliyannis CP. Extremely metal-poor stars. III. The lithium-depleted main-sequence turnoff dwarfs Astrophysical Journal. 485: 370-379. DOI: 10.1086/304390  0.754
1997 Norris JE. Stellar chemical evolution Symposium - International Astronomical Union. 189: 407-416. DOI: 10.1017/S007418090011695X  0.472
1997 Beers TC, Ryan SG, Norris JE. High-resolution abundance determinations of extremely-metal-poor stars and galactic chemical evolution Nuclear Physics A. 621: 37C-40C. DOI: 10.1016/S0375-9474(97)00208-X  0.744
1996 Norris JE, Ryan SG, Beers TC. Extremely metal-poor stars. I. spectroscopic data Astrophysical Journal, Supplement Series. 107: 391-421. DOI: 10.1086/192368  0.763
1996 Ryan SG, Norris JE, Beers TC. Extremely metal-poor stars. II. Elemental abundances and the early chemical enrichment of the galaxy Astrophysical Journal. 471: 254-278. DOI: 10.1086/177967  0.732
1996 Norris JE, Freeman KC, Mighell KJ. The Giant Branch of omega Centauri. V. The Calcium Abundance Distribution The Astrophysical Journal. 462: 241. DOI: 10.1086/177145  0.44
1995 Norris JE, Da Costa GS, Tingay SJ. Equivalent Widths for 54 Red Giants in 47 Tucanae, omega Centauri, NGC 6397, M22, and NGC 6752 The Astrophysical Journal Supplement Series. 99: 637. DOI: 10.1086/192200  0.366
1995 Norris JE, Da Costa GS. The Giant Branch of omega Centauri. IV. Abundance Patterns Based on Echelle Spectra of 40 Red Giants The Astrophysical Journal. 447: 680. DOI: 10.1086/175909  0.347
1994 Sarajedini A, Norris JE. CCD photometry for six metal-rich galactic globular clusters The Astrophysical Journal Supplement Series. 93: 161. DOI: 10.1086/192050  0.438
1994 Norris JE. Population studies. 12: The duality of the galactic halo The Astrophysical Journal. 431: 645. DOI: 10.1086/174516  0.334
1994 Norris JE, Ryan SG, Stringfellow GS. Lithium abundances in the most metal-deficient stars The Astrophysical Journal. 423: 386. DOI: 10.1086/173815  0.733
1993 Norris JE, Peterson RC, Beers TC. Abundances of Four Ultra--Metal-Deficient Stars The Astrophysical Journal. 415: 797. DOI: 10.1086/173202  0.638
1993 Smith GH, Norris JE. CN variations among asymptotic giant branch and horizontal branch stars in the intermediate metallicity globular clusters M5, M4, and NGC 6752 The Astronomical Journal. 105: 173. DOI: 10.1086/116418  0.475
1992 Ryan SG, Norris JE, Bessell MS, Deliyannis C. Evolution of beryllium abundances in the galactic halo The Astrophysical Journal. 388: 184. DOI: 10.1086/171141  0.798
1992 Bell RA, Briley MM, Norris JE. The determination of carbon and oxygen abundances in very metal-poor globular cluster giant stars The Astronomical Journal. 104: 1127. DOI: 10.1086/116301  0.548
1992 Da Costa GS, Armandroff TE, Norris JE. The metal abundance and age of the globular cluster Ruprecht 106 The Astronomical Journal. 104: 154. DOI: 10.1086/116227  0.533
1991 Norris JE, Ryan SG. Population studies. XI - The extended disk, halo configuration The Astrophysical Journal. 380: 403. DOI: 10.1086/170599  0.654
1991 Norris JE, Hawkins MRS. Population studies. X - Constraints on the mass and extent of the Galaxy's dark corona The Astrophysical Journal. 380: 104. DOI: 10.1086/170566  0.516
1991 Ryan SG, Norris JE, Bessell MS. Subdwarf studies. IV - Abundance ratios in extremely metal-deficient stars The Astronomical Journal. 102: 303. DOI: 10.1086/115878  0.808
1991 Ryan SG, Norris JE. Subdwarf Studies. III. The Halo Metallicity Distribution The Astronomical Journal. 101: 1865. DOI: 10.1086/115812  0.699
1991 Ryan SG, Norris JE. Subdwarf studies. II - Abundances and kinematics from medium resolution spectra. III - The halo metallicity distribution The Astronomical Journal. 101: 1835. DOI: 10.1086/115811  0.739
1990 Green EM, Norris JE. Population studies - The age difference between the globular clusters NGC 288 and NGC 362 The Astrophysical Journal. 353: L17. DOI: 10.1086/185697  0.391
1990 Ryan SG, Bessell MS, Sutherland RS, Norris JE. Be-9 abundances in population II stars - Implications for light element nucleosynthesis The Astrophysical Journal. 348: L57. DOI: 10.1086/185630  0.769
1989 Norris JE, Ryan SG. Population studies - Evidence for accretion of the galactic halo The Astrophysical Journal. 336: L17. DOI: 10.1086/185351  0.677
1989 Norris JE, Ryan SG. Population studies. VII - On the use of UBV data for kinematically selected samples to determine the dependence of kinematics on abundance The Astrophysical Journal. 340: 739. DOI: 10.1086/167434  0.584
1989 Norris JE, Green EM. Population studies. VI - The transition from halo to thin disk The Astrophysical Journal. 337: 272. DOI: 10.1086/167102  0.359
1989 Paltoglou G, Norris JE. The giant branch of Omega Centauri. III - C, N, O and heavy-element abundances for 15 red giants The Astrophysical Journal. 336: 185. DOI: 10.1086/167005  0.36
1987 Norris J. Population studies - The nature of the thick disk The Astrophysical Journal. 314: L39. DOI: 10.1086/184847  0.303
1987 Norris J. The ellipticities of globular clusters and the cyanogen problem The Astrophysical Journal. 313: L65. DOI: 10.1086/184832  0.362
1987 Norris J. Population studies. IV - The Rose 'red horizontal branch' candidates as probes of the thick disk The Astronomical Journal. 93: 616. DOI: 10.1086/114343  0.328
1987 Bessell MS, Norris J. Relative elemental abundances in extremely metal-deficient stars Journal of Astrophysics and Astronomy. 8: 99-102. DOI: 10.1007/Bf02714308  0.748
1985 Norris J, Bessell MS, Pickles AJ. Population studies. I. The Bidelman-MacConnell "weak-metal" stars. Astrophysical Journal Supplement Series. 58: 463-492. DOI: 10.1086/191049  0.77
1984 Aaronson M, Da Costa GS, Hartigan P, Mould JR, Norris J, Stockman HS. Discovery of the first carbon star in NGC 6822 The Astrophysical Journal. 277: L9. DOI: 10.1086/184190  0.517
1984 Norris J, Freeman KC, Da Costa GS. The anticorrelation of cyanogen and CH on the giant branch of 47 Tucanae The Astrophysical Journal. 277: 615. DOI: 10.1086/161732  0.391
1982 Bessell MS, Norris J. Nitrogen overabundances in Population II dwarfs The Astrophysical Journal. 263. DOI: 10.1086/183917  0.707
1981 Freeman KC, Norris J. The Chemical Composition, Structure, and Dynamics of Globular Clusters Annual Review of Astronomy and Astrophysics. 19: 319-356. DOI: 10.1146/Annurev.Aa.19.090181.001535  0.448
1981 Norris J, Cottrell PL, Freeman KC, Da Costa GS. The abundance spread in the giants of NGC 6752 The Astrophysical Journal. 244: 205. DOI: 10.1086/158698  0.682
1978 Norris J. The Role of Mixing and Primordial Abundance Variations in 47 Tucanae and ω Centauri Symposium - International Astronomical Union. 80: 195-204. DOI: 10.1017/S0074180900145528  0.478
1977 Norris J, Bessell MS. The Giant Branch of Omega Centauri. II. Mixing Versus Primordial Abundance Variations The Astrophysical Journal. 211. DOI: 10.1086/182348  0.568
1976 Gascoigne SCB, Norris J, Bessell MS, Hyland AR, Visvanathan N. The Age and Chemical Composition of the LMC Cluster NGC 2209 The Astrophysical Journal. 209: L25. DOI: 10.1086/182258  0.708
1976 Bessell MS, Norris J. Erratum the Giant Branch of Omega Centauri. Abundance Variations due to Mixing The Astrophysical Journal. 210: 618. DOI: 10.1086/154867  0.587
1976 Bessell MS, Norris J. The Giant Branch of Omega Centauri. I. Abundance Variations due to Mixing The Astrophysical Journal. 208: 369. DOI: 10.1086/154616  0.731
1976 Mengel JG, Norris J, Gross PG. Binary Hypothesis for the Subdwarf B Stars The Astrophysical Journal. 204: 488. DOI: 10.1086/154193  0.443
1974 Auer LH, Norris J. Neutral Helium Line Strengths. V11. the Population 11 B Star Barnard 29 IN M13 The Astrophysical Journal. 194: 87. DOI: 10.1086/153226  0.367
1974 McClure RD, Norris J. Physical Characteristics of Giant Stars in the Anomalous Globular Cluster NGC 362 The Astrophysical Journal. 193: 139. DOI: 10.1086/153139  0.435
1971 Norris J. Neutral-Helium Line Strengths. V. The Weak-Helium Stars of Population I Astrophysical Journal Supplement Series. 23: 213. DOI: 10.1086/190237  0.398
1971 Norris J. Neutral-Helium Line Strengths.IV. Fourteen "normal" Stars of Population I The Astrophysical Journal Supplement Series. 23: 193. DOI: 10.1086/190236  0.415
1970 Norris J. Neutral-Helium Line Strengths. III. The Singlet-Triplet Anomaly of Population i Stars The Astrophysical Journal Supplement Series. 19: 337. DOI: 10.1086/190212  0.422
1968 Norris J. Helium line strengths in the spectrum variable a centauri Nature. 219: 1342-1343. DOI: 10.1038/2191342A0  0.323
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