Browsing by Author Ryan, Sean G
Showing results 1 to 20 of 31
A high-resolution spectral analysis of three carbon-enhanced metal-poor stars
Author(s) | Goswami, Aruna; Aoki, Wako; Beers, Timothy C, et al |
---|---|
Type | Journal article |
Date Published | 2006 |
Date Created | - |
A new sample of extremely/ultra metal-poor stars
Author(s) | Garcia Perez, A E; Christlieb, N; Ryan, Sean G, et al |
---|---|
Type | Conference paper |
Date Published | 2008 |
Date Created | June 23-27 2008 |
A Search for Stars of Very Low Metals Abundance. III. UBV Photometry of Metal-Weak Candidates
Author(s) | Norris, John; Ryan, Sean G; Beers, Timothy C |
---|---|
Type | Journal article |
Date Published | 1999 |
Date Created | - |
A Subaru/High Dispersion Spectrograph Study of Lead (Pb) Abundances in Eight s-Process Element-Rich, Metal-Poor Stars
Author(s) | Aoki, Wako; Ryan, Sean G; Norris, John, et al |
---|---|
Type | Journal article |
Date Published | 2002 |
Date Created | - |
Carbon-enhanced Metal-poor Stars. I. Chemical Compositions of 26 Stars
Author(s) | Aoki, Wako; Beers, Timothy C; Christlieb, Norbert, et al |
---|---|
Type | Journal article |
Date Published | 2007 |
Date Created | - |
Carbon-Enhanced Metal-Poor Stars. III. Main-Sequence Turnoff Stars from the SDSS SEGUE Sample
Author(s) | Aoki, Wako; Beers, Timothy C; Sivarani, T, et al |
---|---|
Type | Journal article |
Date Published | 2008 |
Date Created | - |
Carbon-Enhanced Metal-Poor Stars: Osmium and Iridium Abundances in the Neutron-Capture-Enhanced Subgiants CS 31062-050 and LP 625-44
Author(s) | Aoki, Wako; Bisterzo, Sara; Gallino, Roberto, et al |
---|---|
Type | Journal article |
Date Published | 2006 |
Date Created | - |
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
Author(s) | Aoki, Wako; Norris, John; Ryan, Sean G, et al |
---|---|
Type | Journal article |
Date Published | 2002 |
Date Created | - |
Detection of Lead in the Carbon-rich, Very Metal-poor Star LP 625-44: A Strong Constraint on s-Process Nucleosynthesis at Low Metallicity
Author(s) | Aoki, Wako; Norris, John; Ryan, Sean G, et al |
---|---|
Type | Journal article |
Date Published | 2000 |
Date Created | - |
Estimation of Stellar Metal Abundance. II. A Recalibration of the Ca II K Technique, and the Autocorrelation Function Method
Author(s) | Beers, Timothy C; Rossi, Silvia; Norris, John, et al |
---|---|
Type | Journal article |
Date Published | 1999 |
Date Created | - |
Europium Isotope Ratios in s-Process Element-enhanced Metal-poor Stars: A new probe of the 151 Sm branching
Author(s) | Aoki, Wako; Ryan, Sean G; Iwamoto, Nobuyuki, et al |
---|---|
Type | Journal article |
Date Published | 2003 |
Date Created | - |
Extremely Metal-poor Stars. IX. CS 22949-037 and the Role of Hypernovae
Author(s) | Norris, John; Ryan, Sean G; Beers, Timothy C, et al |
---|---|
Type | Journal article |
Date Published | 2002 |
Date Created | - |
Extremely Metal-poor Stars. VII. The Most Metal-poor Dwarf, CS 22876-032
Author(s) | Norris, John; Beers, Timothy C; Ryan, Sean G |
---|---|
Type | Journal article |
Date Published | 2000 |
Date Created | - |
Extremely Metal-poor Stars. VIII. High-resolution, High Signal-to-noise Ratio Analysis of Five Stars with [Fe/H] ≤-3.5.
Author(s) | Norris, John; Ryan, Sean G; Beers, Timothy C |
---|---|
Type | Journal article |
Date Published | 2001 |
Date Created | - |
HE 1327-2326, An Unevolved Star with [Fe/H] < -5.0. I. A Comprehensive Abundance Analysis
Author(s) | Aoki, Wako; Frebel, Anna; Christlieb, Norbert, et al |
---|---|
Type | Journal article |
Date Published | 2006 |
Date Created | - |
Lead (Pb) in the C-rich, s-process rich, metal poor subgiant LP625-44
Author(s) | Ryan, Sean G; Aoki, Wako; Norris, John, et al |
---|---|
Type | Journal article |
Date Published | 2001 |
Date Created | - |
Mg abundances in metal-poor halo stars as a tracer of early Galactic mixing
Author(s) | Arnone, E; Ryan, Sean G; Argast, D, et al |
---|---|
Type | Journal article |
Date Published | 2005 |
Date Created | - |
Neutron Capture Elements in s -Process-rich, Very Metal-poor Stars
Author(s) | Aoki, Wako; Ryan, Sean G; Norris, John, et al |
---|---|
Type | Journal article |
Date Published | 2001 |
Date Created | - |
Neutron-capture elements in the Sr-rich, Ba-normal metal-poor giant CS22897-008
Author(s) | Blake, Lisa; Ryan, Sean G; Norris, John, et al |
---|---|
Type | Journal article |
Date Published | 2001 |
Date Created | - |
Nucleosynthetic signatures of the first stars
Author(s) | Frebel, Anna; Aoki, Wako; Christlieb, Norbert, et al |
---|---|
Type | Journal article |
Date Published | 2005 |
Date Created | - |
Updated: 12 April 2016/ Responsible Officer: University Librarian/ Page Contact: Library Systems & Web Coordinator