| Year |
Citation |
Score |
| 2023 |
Roederer IU, Vassh N, Holmbeck EM, Mumpower MR, Surman R, Cowan JJ, Beers TC, Ezzeddine R, Frebel A, Hansen TT, Placco VM, Sakari CM. Element abundance patterns in stars indicate fission of nuclei heavier than uranium. Science (New York, N.Y.). 382: 1177-1180. PMID 38060658 DOI: 10.1126/science.adf1341 |
0.326 |
|
| 2020 |
Ou X, Roederer IU, Sneden C, Cowan JJ, Lawler JE, Shectman SA, Thompson IB. Vanadium Abundance Derivations in 255 Metal-poor Stars The Astrophysical Journal. 900: 106. DOI: 10.3847/1538-4357/Abaa50 |
0.426 |
|
| 2020 |
Cowan JJ, Sneden C, Roederer IU, Lawler JE, Hartog EAD, Sobeck JS, Boesgaard AM. Detailed Iron-peak Element Abundances in Three Very Metal-poor Stars The Astrophysical Journal. 890: 119. DOI: 10.3847/1538-4357/Ab6Aa9 |
0.399 |
|
| 2019 |
Den Hartog EA, Lawler JE, Sneden C, Cowan JJ, Brukhovesky A. Atomic Transition Probabilities for UV and Blue Lines of Fe ii and Abundance Determinations in the Photospheres of the Sun and Metal-poor Star HD 84937 The Astrophysical Journal Supplement Series. 243: 33. DOI: 10.3847/1538-4365/Ab322E |
0.397 |
|
| 2019 |
Sakari CM, Roederer IU, Placco VM, Beers TC, Ezzeddine R, Frebel A, Hansen T, Sneden C, Cowan JJ, Wallerstein G, Farrell EM, Venn KA, Matijevič G, Wyse RFG, Bland-Hawthorn J, et al. The R-Process Alliance: Discovery of a Low-α, r-process-enhanced Metal-poor Star in the Galactic Halo The Astrophysical Journal. 874: 148. DOI: 10.3847/1538-4357/Ab0C02 |
0.467 |
|
| 2018 |
Lawler JE, Feigenson T, Sneden C, Cowan JJ, Nave G. Transition Probabilities of Co ii Weak Lines to the Ground and Low Metastable Levels. The Astrophysical Journal. 238. PMID 30983596 DOI: 10.3847/1538-4365/Aac773 |
0.336 |
|
| 2018 |
Holmbeck EM, Beers TC, Roederer IU, Placco VM, Hansen TT, Sakari CM, Sneden C, Liu C, Lee YS, Cowan JJ, Frebel A. The
R
-Process Alliance: 2MASS J09544277+5246414, the Most Actinide-enhanced
R
-II Star Known The Astrophysical Journal. 859: L24. DOI: 10.3847/2041-8213/Aac722 |
0.515 |
|
| 2018 |
Wood MP, Sneden C, Lawler JE, Hartog EAD, Cowan JJ, Nave G. Vanadium Transitions in the Spectrum of Arcturus The Astrophysical Journal Supplement Series. 234: 25. DOI: 10.3847/1538-4365/Aa9A41 |
0.37 |
|
| 2018 |
Sakari CM, Placco VM, Farrell EM, Roederer IU, Wallerstein G, Beers TC, Ezzeddine R, Frebel A, Hansen T, Holmbeck EM, Sneden C, Cowan JJ, Venn KA, Davis CE, Matijevič G, et al. The R-Process Alliance: First Release from the Northern Search for r-process-enhanced Metal-poor Stars in the Galactic Halo The Astrophysical Journal. 868: 110. DOI: 10.3847/1538-4357/Aae9Df |
0.432 |
|
| 2018 |
Roederer IU, Sneden C, Lawler JE, Sobeck JS, Cowan JJ, Boesgaard AM. Consistent Iron Abundances Derived from Neutral and Singly Ionized Iron Lines in Ultraviolet and Optical Spectra of Six Warm Metal-poor Stars The Astrophysical Journal. 860: 125. DOI: 10.3847/1538-4357/Aac6Df |
0.387 |
|
| 2018 |
Lawler JE, Feigenson T, Sneden C, Cowan JJ, Nave G. Transition probabilities of Co II, weak lines to the ground and low metastable levels The Astrophysical Journal. 238. DOI: 10.1002/Https://Doi.Org/10.3847/1538-4365/Aac773 |
0.336 |
|
| 2017 |
Lawler J, Sneden C, Cowan J, Den Hartog E, Wood M. Laboratory transition probabilities for studies of nucleosynthesis of Fe-group elements1 Canadian Journal of Physics. 95: 783-789. DOI: 10.1139/Cjp-2016-0689 |
0.381 |
|
| 2016 |
Sneden C, Cowan JJ, Kobayashi C, Pignatari M, Lawler JE, Den Hartog EA, Wood MP. IRON-GROUP ABUNDANCES in the METAL-POOR MAIN-SEQUENCE TURNOFF STAR HD 84937 Astrophysical Journal. 817. DOI: 10.3847/0004-637X/817/1/53 |
0.383 |
|
| 2016 |
Roederer IU, Cowan JJ, Preston GW, Shectman SA, Sneden CA, Thompson IB. Erratum to Nine new metal-poor stars on the subgiant and red horizontal branches with high levels of r-process enhancement [MNRAS (2014) 445, 2946] Monthly Notices of the Royal Astronomical Society. 455. DOI: 10.1093/Mnras/Stv2578 |
0.442 |
|
| 2015 |
Lawler JE, Wood MP, Den Hartog EA, Feigenson T, Sneden C, Cowan JJ. Improved v i log(gf) values and abundance determinations in the photospheres of the sun and metal-poor star HD 84937 Astrophysical Journal, Supplement Series. 215. DOI: 10.1088/0067-0049/215/2/20 |
0.301 |
|
| 2015 |
Lawler JE, Sneden C, Cowan JJ. Improved Co i log(gf) values and abundance determinations in the photospheres of the sun and metal-poor star HD 84937 Astrophysical Journal, Supplement Series. 220. DOI: 10.1088/0067-0049/208/2/27 |
0.45 |
|
| 2015 |
Placco VM, Beers TC, Ivans II, Filler D, Imig JA, Roederer IU, Abate C, Hansen T, Cowan JJ, Frebel A, Lawler JE, Schatz H, Sneden C, Sobeck JS, Aoki W, et al. Hubble space telescope near-ultraviolet spectroscopy of bright cemp-s stars Astrophysical Journal. 812. DOI: 10.1088/0004-637X/812/2/109 |
0.458 |
|
| 2014 |
Roederer IU, Cowan JJ, Preston GW, Shectman SA, Sneden C, Thompson IB. Nine new metal-poor stars on the subgiant and red horizontal branches with high levels of r-process enhancement Monthly Notices of the Royal Astronomical Society. 445: 2946-2960. DOI: 10.1093/Mnras/Stu1977 |
0.493 |
|
| 2014 |
Wood MP, Lawler JE, Den Hartog EA, Sneden C, Cowan JJ. Improved VII log(gf) values, hyperfine structure constants, and abundance determinations in the photospheres of the sun and metal-poor star HD 84937 Astrophysical Journal, Supplement Series. 214. DOI: 10.1088/0067-0049/214/2/18 |
0.392 |
|
| 2014 |
Sneden C, Lawler JE, Wood MP, Hartog EAD, Cowan JJ. Atomic data for stellar spectroscopy: Recent successes and remaining needs Physica Scripta. 89. DOI: 10.1088/0031-8949/89/11/114006 |
0.469 |
|
| 2014 |
Roederer IU, Schatz H, Lawler JE, Beers TC, Cowan JJ, Frebel A, Ivans II, Sneden C, Sobeck JS. New detections of arsenic, selenium, and other heavy elements in two metal-poor stars Astrophysical Journal. 791. DOI: 10.1088/0004-637X/791/1/32 |
0.413 |
|
| 2014 |
Placco VM, Beers TC, Roederer IU, Cowan JJ, Frebel A, Filler D, Ivans II, Lawler JE, Schatz H, Sneden C, Sobeck JS, Aoki W, Smith VV. Hubble Space Telescope near-ultraviolet spectroscopy of the bright CEMP-no star BD+44°493 Astrophysical Journal. 790. DOI: 10.1088/0004-637X/790/1/34 |
0.531 |
|
| 2013 |
Lawler JE, Guzman A, Wood MP, Sneden C, Cowan JJ. Improved log(gf) values for lines of Ti i and abundance determinations in the photospheres of the sun and metal-poor star HD 84937 (Accurate Transition Probabilities for Ti I) Astrophysical Journal, Supplement Series. 205. DOI: 10.1088/0067-0049/205/2/11 |
0.421 |
|
| 2012 |
Cowan J. Astrophysics: One of the first of the second stars. Nature. 488: 288-289. PMID 22895330 DOI: 10.1038/488288A |
0.481 |
|
| 2012 |
Roederer IU, Lawler JE, Cowan JJ, Beers TC, Frebel A, Ivans II, Schatz H, Sobeck JS, Sneden C. Detection of the second r-process peak element tellurium in metal-poor stars Astrophysical Journal Letters. 747. DOI: 10.1088/2041-8205/747/1/L8 |
0.491 |
|
| 2012 |
Roederer IU, Lawler JE, Sobeck JS, Beers TC, Cowan JJ, Frebel A, Ivans II, Schatz H, Sneden C, Thompson IB. New hubble space telescope observations of heavy elements in four metal-poor stars Astrophysical Journal, Supplement Series. 203. DOI: 10.1088/0067-0049/203/2/27 |
0.523 |
|
| 2011 |
Den Hartog EA, Lawler JE, Sobeck JS, Sneden C, Cowan JJ. Improved log(GF) values of selected lines in Mn I and Mn II for abundance determinations in FGK dwarfs and giants Astrophysical Journal, Supplement Series. 194. DOI: 10.1088/0067-0049/194/2/35 |
0.367 |
|
| 2011 |
Sobeck JS, Kraft RP, Sneden C, Preston GW, Cowan JJ, Smith GH, Thompson IB, Shectman SA, Burley GS. 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 Astronomical Journal. 141. DOI: 10.1088/0004-6256/141/6/175 |
0.495 |
|
| 2010 |
Roederer IU, Sneden C, Lawler JE, Cowan JJ. New abundance determinations of cadmium, lutetium, and osmium in the r-process enriched star BD +17 3248 Astrophysical Journal Letters. 714: L123-L127. DOI: 10.1088/2041-8205/714/1/L123 |
0.519 |
|
| 2010 |
Roederer IU, Cowan JJ, Karakas AI, Kratz KL, Lugaro M, Simmerer J, Farouqi K, Sneden C. The ubiquity of the rapid neutron-capture process Astrophysical Journal. 724: 975-993. DOI: 10.1088/0004-637X/724/2/975 |
0.52 |
|
| 2010 |
Henry RBC, Cowan JJ, Sobeck J. EMPIRICALLY DERIVED INTEGRATED STELLAR YIELDS OF Fe-PEAK ELEMENTS The Astrophysical Journal. 709: 715-724. DOI: 10.1088/0004-637X/709/2/715 |
0.38 |
|
| 2009 |
Sneden C, Lawler JE, Cowan JJ, Ivans II, Den Hartog EA. New rare earth element abundance distributions for the sun and five r-process-rich very metal-poor stars Astrophysical Journal, Supplement Series. 182: 80-96. DOI: 10.1088/0067-0049/182/1/80 |
0.507 |
|
| 2009 |
Lawler JE, Sneden C, Cowan JJ, Ivans II, Den Hartog EA. Improved laboratory transition probabilities for ce ii, application to the cerium abundances of the sun and five r-process-rich, metal-poor stars, and rare earth lab data summary Astrophysical Journal, Supplement Series. 182: 51-79. DOI: 10.1088/0067-0049/182/1/51 |
0.51 |
|
| 2009 |
Roederer IU, Kratz KL, Frebel A, Christlieb N, Pfeiffer B, Cowan JJ, Sneden C. The End of Nucleosynthesis: Production of Lead and Thorium in the Early Galaxy The Astrophysical Journal. 698: 1963-1980. DOI: 10.1088/0004-637X/698/2/1963 |
0.465 |
|
| 2009 |
Farouqi K, Kratz KL, Mashonkina LI, Pfeiffer B, Cowan JJ, Thielemann FK, Truran JW. Nucleosynthesis modes in the high-entropy wind of type ii supernovae: Comparison of calculations with halo-star observations Astrophysical Journal. 694. DOI: 10.1088/0004-637X/694/1/L49 |
0.444 |
|
| 2008 |
Sneden C, Cowan JJ, Gallino R. Neutron-capture elements in the early galaxy Annual Review of Astronomy and Astrophysics. 46: 241-288. DOI: 10.1146/Annurev.Astro.46.060407.145207 |
0.513 |
|
| 2008 |
Lawler JE, Sneden C, Cowan JJ, Wyart JF, Ivans II, Sobeck JS, Stockett MH, Den Hartog EA. Improved laboratory transition probabilities for Er II and application to the erbium abundances of the sun and five r-process-rich, metal-poor stars Astrophysical Journal, Supplement Series. 178: 71-88. DOI: 10.1086/589834 |
0.495 |
|
| 2008 |
Roederer IU, Frebel A, Shetrone MD, Prieto CA, Rhee J, Gallino R, Bisterzo S, Sneden C, Beers TC, Cowan JJ. The Hobby-eberly telescope chemical abundances of stars in the Halo (CASH) project. I. The lithium-, s-, and r-enhanced metal-poor giant HKII 17435-005321 Astrophysical Journal. 679: 1549-1565. DOI: 10.1086/587794 |
0.51 |
|
| 2008 |
Roederer IU, Lawler JE, Sneden C, Cowan JJ, Sobeck JS, Pilachowski CA. Europium, samarium, and neodymium isotopic fractions in metal-poor stars Aip Conference Proceedings. 990: 172-174. DOI: 10.1063/1.2905533 |
0.483 |
|
| 2007 |
Montes F, Beers TC, Cowan J, Elliot T, Farouqi K, Gallino R, Heil M, Kratz KL, Pfeiffer B, Pignatari M, Schatz H. Nucleosynthesis in the early galaxy Astrophysical Journal. 671: 1685-1695. DOI: 10.1086/523084 |
0.537 |
|
| 2007 |
Kratz KL, Farouqi K, Pfeiffer B, Tauran JW, Sneden C, Cowan JJ. Explorations of the r-processes: Comparisons between calculations and observations of low-metallicity stars Astrophysical Journal. 662: 39-52. DOI: 10.1086/517495 |
0.481 |
|
| 2007 |
Maddox LA, Cowan JJ, Kilgard RE, Schinnerer E, Stockdale CJ. A study of compact radio sources in nearby face-on spiral galaxies. II. Multiwavelength analyses of sources in M51 Astronomical Journal. 133: 2559-2568. DOI: 10.1086/515573 |
0.781 |
|
| 2007 |
Lawler JE, Den Hartog EA, Labby ZE, Sneden C, Cowan JJ, Ivans II. Improved laboratory transition probabilities for Hf II and hafnium abundances in the sun and 10 metal-poor stars Astrophysical Journal, Supplement Series. 169: 120-136. DOI: 10.1086/510368 |
0.472 |
|
| 2006 |
Cowan JJ, Sneden C. Heavy element synthesis in the oldest stars and the early Universe. Nature. 440: 1151-6. PMID 16641987 DOI: 10.1038/Nature04807 |
0.521 |
|
| 2006 |
Maddox LA, Cowan JJ, Kilgard RE, Lacey CK, Prestwich AH, Stockdale CJ, Wolfing E. A study of compact radio sources in nearby face-on spiral galaxies. I. Long-term evolution of M83 Astronomical Journal. 132: 310-320. DOI: 10.1086/505024 |
0.774 |
|
| 2006 |
Ivans II, Simmerer J, Sneden C, Lawler JE, Cowan JJ, Gallino R, Bisterzo S. Near-ultraviolet observations of HD 221170: New insights into the nature of r-process-rich stars Astrophysical Journal. 645: 613-633. DOI: 10.1086/504069 |
0.528 |
|
| 2006 |
Kilgard RE, Cowan JJ, Garcia MR, Kaaret P, Krauss MI, McDowell JC, Prestwich AH, Primini FA, Stockdale CJ, Trinchieri G, Ward MJ, Zezas A. ERRATUM: ''A CHANDRA SURVEY OF NEARBY SPIRAL GALAXIES. I. POINT SOURCE CATALOGS'' (ApJS, 159, 214 (2005)) Astrophysical Journal Supplement Series. 163: 424-425. DOI: 10.1086/503526 |
0.663 |
|
| 2006 |
Stockdale CJ, Maddox LA, Cowan JJ, Prestwich A, Kllgard R, Immler S. A radio and X-ray study of historical supernovae in M83 Astronomical Journal. 131: 889-894. DOI: 10.1086/499401 |
0.759 |
|
| 2005 |
Ivans II, Sneden C, Gallino R, Cowan JJ, Preston GW. Near-ultraviolet observations of CS 29497-030: New constraints on neutron-capture nucleosynthesis processes Astrophysical Journal. 627: L145-L148. DOI: 10.1086/432465 |
0.513 |
|
| 2005 |
Kilgard RE, Cowan JJ, Garcia MR, Kaaret P, Krauss MI, McDowell JC, Prestwich AH, Primini FA, Stockdale CJ, Trinchieri G, Ward MJ, Zezas A. A Chandra survey of nearby spiral galaxies. I. Point source catalogs Astrophysical Journal, Supplement Series. 159: 214-241. DOI: 10.1086/430443 |
0.74 |
|
| 2005 |
Cowan JJ, Sneden C, Beers TC, Lawler JE, Simmerer J, Truran JW, Primas F, Collier J, Burles S. Hubble space telescope observations of heavy elements in metal-poor Galactic halo stars Astrophysical Journal. 627: 238-250. DOI: 10.1086/429952 |
0.518 |
|
| 2005 |
Den Hartog EA, Herd MT, Lawler JE, Sneden C, Cowan JJ, Beers TC. Improved laboratory transition probabilities for pt i and application to the platinum abundances of BD +17°3248 and the sun Astrophysical Journal. 619: 639-655. DOI: 10.1086/426381 |
0.314 |
|
| 2004 |
Simmerer J, Sneden C, Cowan JJ, Collier J, Woolf VM, Lawler JE. The rise of the s-process in the galaxy Astrophysical Journal. 617: 1091-1114. DOI: 10.1086/424504 |
0.49 |
|
| 2004 |
Chu YH, Gruendl RA, Stockdale CJ, Rupen MP, Cowan JJ, Teare SW. The nature of SN 1961V Astronomical Journal. 127: 2850-2855. DOI: 10.1086/383556 |
0.71 |
|
| 2004 |
Lawler JE, Sneden C, Cowan JJ. Improved atomic data for Ho II and new holmium abundances for the sun and three metal-poor stars Astrophysical Journal. 604: 850-860. DOI: 10.1086/382068 |
0.458 |
|
| 2004 |
Travaglio C, Gallino R, Arnone E, Cowan J, Jordan F, Sneden C. Galactic evolution of Sr, Y, and Zr: A multiplicity of nucleosynthetic processes Astrophysical Journal. 601: 864-884. DOI: 10.1086/380507 |
0.536 |
|
| 2004 |
Cowan JJ, Thielemann F. R-Process Nucleosynthesis in Supernovae Physics Today. 57: 47-53. DOI: 10.1063/1.1825268 |
0.411 |
|
| 2004 |
Kratz KL, Pfeiffer B, Cowan JJ, Sneden C. r-process chronometers New Astronomy Reviews. 48: 105-108. DOI: 10.1016/J.Newar.2003.11.014 |
0.434 |
|
| 2003 |
Cowan J. Astronomy: Elements of surprise Nature. 423: 29. PMID 12721614 DOI: 10.1038/423029A |
0.441 |
|
| 2003 |
Sneden C, Cowan JJ. Genesis of the heaviest elements in the Milky Way Galaxy. Science (New York, N.Y.). 299: 70-5. PMID 12511642 DOI: 10.1126/Science.1077506 |
0.529 |
|
| 2003 |
Cowan JJ, Sneden C. R-Process Abundance Signatures Arxiv: Astrophysics. 353-360. DOI: 10.1142/9789812705211_0052 |
0.566 |
|
| 2003 |
Den Hartog EA, Lawler JE, Sneden C, Cowan JJ. Improved laboratory transition probabilities for Nd II and application to the neodymium abundances of the sun and three metal-poor stars Astrophysical Journal, Supplement Series. 148: 543-566. DOI: 10.1086/376940 |
0.522 |
|
| 2003 |
Sneden C, Preston GW, Cowan JJ. Binary blue metal-poor stars: Evidence for asymptotic giant branch mass transfer Astrophysical Journal. 592: 504-515. DOI: 10.1086/375705 |
0.424 |
|
| 2003 |
Sneden C, Cowan JJ, Lawler JE, Ivans II, Burles S, Beers TC, Primas F, Hill V, Truran JW, Fuller GM, Pfeiffer B, Kratz KL. The Extremely Metal-Poor, Neutron Capture-Rich Star Cs 22892-052: A Comprehensive Abundance Analysis Astrophysical Journal. 591: 936-953. DOI: 10.1086/375491 |
0.519 |
|
| 2003 |
Truran JW, Cowan JJ, Pilachowski CA, Sneden C. Probing the neutron-capture nucleosynthesis history of galactic matter Publications of the Astronomical Society of the Pacific. 114: 1293-1308. DOI: 10.1086/344585 |
0.555 |
|
| 2003 |
Sneden C, Cowan JJ, Lawler JE. Observations of neutron-capture elements in the early galaxy Nuclear Physics A. 723: 29c-36c. DOI: 10.1016/S0375-9474(03)00676-6 |
0.505 |
|
| 2002 |
Sneden C, Lawler JE, Cowan JJ. Galactic cosmochronometry from radioactive elements in the spectra of very old metal-poor stars Physica Scripta T. 100: 15-21. DOI: 10.1238/Physica.Topical.100A00015 |
0.525 |
|
| 2002 |
Schatz H, Toenjes R, Pfeiffer B, Beers TC, Cowan JJ, Hill V, Kratz K. Thorium and Uranium Chronometers Applied to CS 31082‐001 The Astrophysical Journal. 579: 626-638. DOI: 10.1086/342939 |
0.489 |
|
| 2002 |
Fields BD, Truran JW, Cowan JJ. A simple model for r-process scatter and halo evolution Astrophysical Journal. 575: 845-854. DOI: 10.1086/341331 |
0.438 |
|
| 2002 |
Eck CR, Cowan JJ, Branch D. A Search for Radio Emission from Supernovae with Ages from about 1 Week to More than 80 Years The Astrophysical Journal. 573: 306-323. DOI: 10.1086/340583 |
0.479 |
|
| 2002 |
Cowan JJ, Sneden C, Burles S, Ivans II, Beers TC, Truran JW, Lawler JE, Primas F, Fuller GM, Pfeiffer B, Kratz KL. The chemical composition and age of the metal-poor halo star bd +17°3248 Astrophysical Journal. 572: 861-879. DOI: 10.1086/340347 |
0.54 |
|
| 2002 |
Sneden C, Cowan JJ, Lawler JE, Burles S, Beers TC, Fuller GM. Europium isotopic abundances in very metal poor stars Astrophysical Journal. 566: L25-L28. DOI: 10.1086/339471 |
0.505 |
|
| 2001 |
Stockdale CJ, Goss WM, Cowan JJ, Sramek RA. The continuing radio evolution of SN 1970G Astrophysical Journal. 559: L139-L142. DOI: 10.1086/323632 |
0.706 |
|
| 2001 |
Stockdale CJ, Rupen MP, Cowan JJ, Chu YH, Jones SS. The fading radio emission from SN 1961V: Evidence for a type II peculiar supernova? Astronomical Journal. 122: 283-287. DOI: 10.1086/321136 |
0.709 |
|
| 2001 |
Truran J, Cowan J, Fields B. Halo star abundances and r-process synthesis Nuclear Physics A. 688: 330-339. DOI: 10.1016/S0375-9474(01)00722-9 |
0.526 |
|
| 2000 |
Sneden C, Johnson J, Kraft RP, Smith GH, Cowan JJ, Bolte MS. Neutron-Capture Element Abundances in the Globular Cluster M15. The Astrophysical Journal. 536: L85-L88. PMID 10859124 DOI: 10.1086/312742 |
0.504 |
|
| 2000 |
Sneden C, Cowan JJ, Ivans II, Fuller GM, Burles S, Beers TC, Lawler JE. Evidence of Multiple r-Process Sites in the Early Galaxy: New Observations of CS 22892-052. The Astrophysical Journal. 533: L139-L142. PMID 10770709 DOI: 10.1086/312631 |
0.494 |
|
| 2000 |
Burris DL, Pilachowski CA, Armandroff TE, Sneden C, Cowan JJ, Roe H. Neutron-capture elements in the early galaxy: Insights from a large sample of metal-poor giants Astrophysical Journal. 544: 302-319. DOI: 10.1086/317172 |
0.719 |
|
| 2000 |
Westin J, Sneden C, Gustafsson B, Cowan JJ. The r-process-enriched low-metallicity giant HD 115444 Astrophysical Journal. 530: 783-799. DOI: 10.1086/308407 |
0.526 |
|
| 1999 |
Cowan JJ, Pfeiffer B, Kratz KL, Thielemann FK, Sneden C, Burles S, Tytler D, Beers TC. r-Process abundances and chronometers in metal-poor stars Astrophysical Journal. 521: 194-205. DOI: 10.1086/307512 |
0.53 |
|
| 1999 |
Freiburghaus C, Rembges JF, Rauscher T, Kolbe E, Thielemann F, Kratz KL, Pfeiffer B, Cowan JJ. The astrophysical r-process: A comparison of calculations following adiabatic expansion with classical calculations based on neutron densities and temperatures The Astrophysical Journal. 516: 381-398. DOI: 10.1086/307072 |
0.408 |
|
| 1999 |
Cowan J. Supernova birth for a black hole Nature. 401: 124-125. DOI: 10.1038/43586 |
0.406 |
|
| 1998 |
Stockdale CJ, Romanishin W, Cowan JJ. Discovery of a Nuclear X-Ray Source in NGC 7331: Evidence for a Massive Black Hole The Astrophysical Journal. 508. DOI: 10.1086/311706 |
0.479 |
|
| 1998 |
Eck CR, Roberts DA, Cowan JJ, Branch D. The Probable Detection of SN 1923A: The Oldest Radio Supernova? The Astrophysical Journal. 508: 664-668. DOI: 10.1086/306459 |
0.395 |
|
| 1998 |
Stars MP, Sneden C, Cowan JJ, Burris DL, Truran JW. Hubble space telescope observations of neutron-capture elements in very Astrophysical Journal. 496: 235-245. DOI: 10.1086/305366 |
0.73 |
|
| 1997 |
Cowan JJ, McWilliam A, Sneden C, Burris DL. The thorium chronometer in CS 22892-052: Estimates of the age of the galaxy Astrophysical Journal. 480: 246-254. DOI: 10.1086/303968 |
0.689 |
|
| 1997 |
Cowan JJ, Sneden C, Truran JW, Burris DL, McWilliam A, Preston GW. R- and S-process signatures in metal-poor halo stars Nuclear Physics A. 621: 41C-44C. DOI: 10.1016/S0375-9474(97)00209-1 |
0.685 |
|
| 1996 |
Eck CR, Cowan JJ, Boffi FR, Branch D. A Deep Search for Radio Emission from the Type II Supernovae SN 1984E and SN 1986E The Astrophysical Journal. 472: L25-L28. DOI: 10.1086/310349 |
0.372 |
|
| 1996 |
Sneden C, Mcwilliam A, Preston GW, Cowan JJ, Burris DL, Armosky BJ. The ultra-metal-poor, neutron-capture-rich giant star CS 22892-052 Astrophysical Journal. 467: 819-840. DOI: 10.1086/177656 |
0.721 |
|
| 1995 |
Cowan JJ, Burris DL, Sneden C, McWilliam A, Preston GW. Evidence of heavy element nucleosynthesis early in the history of the galaxy: The ultra-metal-poor star CS 22892-052 Astrophysical Journal. 439: L51-L54. DOI: 10.1086/187742 |
0.728 |
|
| 1994 |
Cowan JJ, Romanishin W, Branch D. Detection of a nuclear radio source in NGC 7331: A relatively 'radio-quiet' liner The Astrophysical Journal. 436. DOI: 10.1086/187652 |
0.431 |
|
| 1994 |
Cowan JJ, Roberts DA, Branch D. Radio Observations of M83 and Its Supernova Remnants The Astrophysical Journal. 434: 128-135. DOI: 10.1086/174710 |
0.37 |
|
| 1994 |
Rauscher T, Applegate JH, Cowan JJ, Thielemann F, Wiescher M. Production of Heavy Elements in Inhomogeneous Cosmologies The Astrophysical Journal. 429: 499-530. DOI: 10.1086/174339 |
0.339 |
|
| 1993 |
Crane PC, Cowan JJ, Dickel JR, Roberts DA. Variability of the nuclear radio source in M31 Astrophysical Journal. 417: L61-L62. DOI: 10.1086/187094 |
0.456 |
|
| 1993 |
Crane PC, Dickel JR, Cowan JJ. Detection of an Unresolved Nuclear Radio Source in M31: Erratum The Astrophysical Journal. 411. DOI: 10.1086/186924 |
0.369 |
|
| 1993 |
Crane PC, Dickel JR, Cowan JJ. Detection of an unresolved nuclear radio source in M31 Astrophysical Journal. 390: L9-L12. DOI: 10.1086/186359 |
0.498 |
|
| 1993 |
Cameron AGW, Thielemann F-, Cowan JJ. s- and r-process contributions to extinct radioactivities Physics Reports. 227: 283-291. DOI: 10.1016/0370-1573(93)90073-M |
0.418 |
|
| 1993 |
Thielemann FK, Bitouzet JP, Kratz KL, Möller P, Cowan JJ, Truran JW. Operation of the r-process and cosmochronology Physics Reports. 227: 269-281. DOI: 10.1016/0370-1573(93)90072-L |
0.394 |
|
| 1993 |
Mathews GJ, Bazan G, Cowan JJ, Schramm DN. Heavy-element nucleosynthesis and galactic chemical evolution Physics Reports. 227: 175-203. DOI: 10.1016/0370-1573(93)90065-L |
0.491 |
|
| 1992 |
Mathews GJ, Bazan G, Cowan JJ. Evolution of heavy-element abundances as a constraint on sites for neutron-capture nucleosynthesis The Astrophysical Journal. 391: 719-735. DOI: 10.1086/171383 |
0.487 |
|
| 1992 |
Sramek RA, Cowan JJ, Roberts DA, Goss WM, Ekers RD. A VLA search for young galactic supernova remnants The Astronomical Journal. 104: 704-718. DOI: 10.1086/116266 |
0.441 |
|
| 1991 |
Cowan JJ, Thielemann F, Truran JW. Radioactive dating of the elements Annual Review of Astronomy and Astrophysics. 29: 447-497. DOI: 10.1146/Annurev.Aa.29.090191.002311 |
0.354 |
|
| 1991 |
Cowan JJ, Goss WM, Sramek RA. The radio recovery of SN 1970G in M101 The Astrophysical Journal. 379. DOI: 10.1086/186151 |
0.416 |
|
| 1991 |
Cowan JJ, Thielemann FK, Truran JW. The R-process and nucleochronology Physics Reports. 208: 267-394. DOI: 10.1016/0370-1573(91)90070-3 |
0.533 |
|
| 1990 |
Mathews GJ, Cowan JJ. New insights into the astrophysical r-process Nature. 345: 491-494. DOI: 10.1038/345491A0 |
0.398 |
|
| 1989 |
Cowan JJ, Ekers RD, Goss WM, Sramek RA, Roberts DA, Branch D. G25.5 + 0.2: a very young galactic supernova remnant Monthly Notices of the Royal Astronomical Society. 241: 613-623. DOI: 10.1093/Mnras/241.3.613 |
0.444 |
|
| 1988 |
Cowan JJ, Henry RBC, Branch D. Radio and optical studies of supernova 1961V in NGC 1058 The Astrophysical Journal. 329: 116. DOI: 10.1086/166362 |
0.444 |
|
| 1988 |
Krishnaswamy-Gilroy K, Sneden C, Pilachowski CA, Cowan JJ. Abundances of neutron capture elements in population II stars The Astrophysical Journal. 327: 298-320. DOI: 10.1086/166191 |
0.517 |
|
| 1987 |
Cowan JJ, Thielemann F, Truran JW. Nuclear chronometers from the r-process and the age of the galaxy The Astrophysical Journal. 323: 543. DOI: 10.1086/165850 |
0.411 |
|
| 1986 |
Costa LNd, Nunes, Pellegrini PS, Willmer C, Chincarini G, Cowan JJ. Redshift observations in the Centaurus-Hydra supercluster region. I The Astronomical Journal. 91: 6. DOI: 10.1086/113974 |
0.353 |
|
| 1985 |
Cowan JJ, Cameron AGW, Truran JW. R-process nucleosynthesis in dynamic helium-burning environments The Astrophysical Journal. 294: 656. DOI: 10.1086/163335 |
0.439 |
|
| 1983 |
Cowan JJ, Cameron AGW, Truran JW. Explosive helium burning in supernovae - A source of r-process elements The Astrophysical Journal. 265: 429. DOI: 10.1086/160687 |
0.354 |
|
| 1983 |
Cameron AGW, Cowan JJ, Truran JW. The waiting point approximation in r-process calculations Astrophysics and Space Science. 91: 235-243. DOI: 10.1007/Bf00656112 |
0.354 |
|
| 1983 |
Cameron AGW, Cowan JJ, Klapdor HV, Metzinger J, Oda T, Truran JW. Steady flow approximations to the helium R-process Astrophysics and Space Science. 91: 221-234. DOI: 10.1007/Bf00656111 |
0.313 |
|
| 1982 |
Cowan JJ, Cameron AGW, Truran JW. The thermal runaway r-process The Astrophysical Journal. 252: 348. DOI: 10.1086/159562 |
0.363 |
|
| 1982 |
Cowan JJ, A'Hearn MF. Vaporization in comets; Outbursts from comet Schwassmann-Wachmann 1 Icarus. 50: 53-62. DOI: 10.1016/0019-1035(82)90097-5 |
0.31 |
|
| 1980 |
Cowan JJ, Cameron AGW, Truran JW. Seed abundances for r-processing in the helium shells of supernovae The Astrophysical Journal. 241: 1090. DOI: 10.1086/158424 |
0.427 |
|
| 1978 |
Truran JW, Cowan JJ, Cameron AGW. The helium-driven r-process in supernovae The Astrophysical Journal. 222: L63. DOI: 10.1086/182693 |
0.391 |
|
| 1975 |
Cowan JJ, Rose WK. Production of (17) O and (18) O by Means of the Hot CNO Tri-Cycle The Astrophysical Journal. 201. DOI: 10.1086/181938 |
0.537 |
|
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