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Roger Alistair Bell - Publications

Affiliations: 
1961 Australian National University, Acton, Australian Capital Territory, Australia 
 1963-1998 Astronomy University of Maryland, College Park, College Park, MD 
Area:
stellar spectroscopy
Website:
http://patch.com/maryland/collegepark/roger-alistair-bell-76-umd-astronomy-professor
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58 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
2004 Clem JL, VandenBerg DA, Grundahl F, Bell RA. Empirically Constrained Color-Temperature Relations. II. uvby The Astronomical Journal. 127: 1227-1256. DOI: 10.1086/381295  0.402
2001 Bell RA, Balachandran SC, Bautista M. The importance of Fe I as a continuous opacity source in the solar atmosphere Astrophysical Journal. 546. DOI: 10.1086/318059  0.317
2000 Grundahl F, VandenBerg DA, Bell RA, Andersen MI, Stetson PB. A Distance-Independent Age for the Globular Cluster M92* The Astronomical Journal. 120: 1884-1891. DOI: 10.1086/301560  0.358
2000 Houdashelt ML, Bell RA, Sweigart AV, Wing RF. Synthetic Spectra and Color-Temperature Relations of M Giants The Astronomical Journal. 119: 1424-1447. DOI: 10.1086/301244  0.375
2000 Houdashelt ML, Bell RA, Sweigart AV. Improved Color-Temperature Relations and Bolometric Corrections for Cool Stars The Astronomical Journal. 119: 1448-1469. DOI: 10.1086/301243  0.357
1999 Sandage A, Bell RA, Tripicco MJ. On the Sensitivity of the Cepheid Period-Luminosity Relation to Variations of Metallicity The Astrophysical Journal. 522: 250-275. DOI: 10.1086/307617  0.308
1999 Stetson PB, Bolte M, Harris WE, Hesser JE, Bergh Svd, VandenBerg DA, Bell RA, Johnson JA, Bond HE, Fullton LK, Fahlman GG, Richer HB. Ages for Globular Clusters in the Outer Galactic Halo: The Second-Parameter Clusters Palomar 3, Palomar 4, and Eridanus The Astronomical Journal. 117: 247-263. DOI: 10.1086/300670  0.375
1998 Cavallo RM, Sweigart AV, Bell RA. Proton-Capture Nucleosynthesis in Globular Cluster Red Giant Stars The Astrophysical Journal. 492: 575-595. DOI: 10.1086/305053  0.37
1998 Cannon RD, Croke BFW, Bell RA, Hesser JE, Stathakis RA. Carbon and nitrogen abundance variations on the main sequence of 47 Tucanae Monthly Notices of the Royal Astronomical Society. 298: 601-624. DOI: 10.1046/J.1365-8711.1998.01671.X  0.433
1998 Balachandran SC, Bell RA. Shallow mixing in the solar photosphere inferred from revised beryllium abundances Nature. 392: 791-793. DOI: 10.1038/33879  0.311
1997 Richer HB, Fahlman GG, Ibata RA, Pryor C, Bell RA, Bolte M, Bond HE, Harris WE, Hesser JE, Holland S, Ivanans N, Mandushev G, Stetson PB, Wood MA. White dwarfs in globular clusters: Hubble space telescope observations of M4 Astrophysical Journal. 484: 741-760. DOI: 10.1086/304379  0.389
1997 Butler RP, Bell RA. A comparison of the near-infrared and visible spectra of three bright cepheids Astrophysical Journal. 480: 767-776. DOI: 10.1086/303997  0.311
1997 Smith GH, Shetrone MD, Briley MM, Churchill CW, Bell RA. CNO abundances of bright giants in the globular cluster M5 Publications of the Astronomical Society of the Pacific. 109: 236-243. DOI: 10.1086/133879  0.406
1997 Harris WE, Bell RA, Vandenberg DA, Bolte M, Stetson PB, Hesser JE, Bergh Svd, Bond HE, Fahlman GG, Richer HB. NGC 2419, M92, and the age gradient in the galactic halo The Astronomical Journal. 114: 1030-1042. DOI: 10.1086/118533  0.376
1996 Cavallo RM, Sweigart AV, Bell RA. The Production of Sodium and Aluminum in Globular Cluster Red Giant Stars The Astrophysical Journal. 464. DOI: 10.1086/310089  0.312
1996 Richer HB, Harris WE, Fahlman GG, Bell RA, Bond HE, Hesser JE, Holland S, Pryor C, Stetson PB, Vandenberg DA, Bergh Svd. Age gradient and the second parameter problem in the Galactic halo The Astrophysical Journal. 463: 602-608. DOI: 10.1086/177274  0.339
1996 Smith GH, Shetrone MD, Bell RA, Churchill CW, Briley MM. CNO abundances of bright giants in the globular clusters M3 and M13 Astronomical Journal. 112: 1511-1535. DOI: 10.1086/118119  0.366
1996 Castro S, Rich RM, McWilliam A, Ho LC, Spinrad H, Filippenko AV, Bell RA. Echelle spectroscopy of a metal-rich K giant in Baade's Window using the keck high-resolution spectrograph Astronomical Journal. 111: 2439-2452. DOI: 10.1086/117978  0.305
1996 Briley MM, Smith VV, Suntzeff NB, Lambert DL, Bell RA, Hesser JE. Sodium abundance variations in main-sequence stars of the globular cluster 47 Tucanae Nature. 383: 604-606. DOI: 10.1038/383604A0  0.401
1995 Richer HB, Fahlman GG, Ibata RA, Stetson PB, Bell RA, Bolte M, Bond HE, Harris WE, Hesser JE, Mandushev G, Pryor C, Vandenberg DA. Hubble space telescope observations of white dwarfs in the globular cluster m41 Astrophysical Journal. 451: L17-L20. DOI: 10.1086/309674  0.346
1994 Briley MM, Bell RA, Hesser JE, Smith GH. Light element abundance inhomogeneities in globular clusters: probing star formation and evolution in the early Milky Way Canadian Journal of Physics. 72: 772-781. DOI: 10.1139/P94-101  0.408
1994 Briley MM, Hesser JE, Bell RA, Bolte M, Smith GH. Anticorrelated CN and CH Variations of the 47 Tucanae Main-Sequence Turnoff The Astronomical Journal. 108: 2183. DOI: 10.1086/117229  0.396
1993 Bell RA. A comparison between observed and calculated IRAS fluxes of G and K giant stars Monthly Notices of the Royal Astronomical Society. 264: 345-352. DOI: 10.1093/Mnras/264.2.345  0.36
1993 Bonnell JT, Bell RA. Further determinations of the gravities of cool giant stars using Mg I and MgH features Monthly Notices of the Royal Astronomical Society. 264: 334-344. DOI: 10.1093/Mnras/264.2.334  0.339
1993 Bonnell JT, Bell RA. The gravities of K giant stars determined from [O I] and OH features Monthly Notices of the Royal Astronomical Society. 264: 319-333. DOI: 10.1093/Mnras/264.2.319  0.329
1993 Tripicco MJ, Dorman B, Bell RA. Mass loss in M67 giants: evidence from isochrone fitting The Astronomical Journal. 106: 618-626. DOI: 10.1086/116666  0.355
1993 Briley MM, Smith GH, Hesser JE, Bell RA. CN and CH Variations in the Globular Cluster M55 The Astronomical Journal. 106: 142-153. DOI: 10.1086/116624  0.414
1992 Bell RA. Globular cluster isochrones in the infrared Monthly Notices of the Royal Astronomical Society. 257: 423-432. DOI: 10.1093/Mnras/257.3.423  0.302
1992 Lehnert MD, Bell RA, Hesser JE, Oke JB. Abundances for giant stars in the Draco dwarf galaxy The Astrophysical Journal. 395: 466-474. DOI: 10.1086/171666  0.358
1992 Briley MM, Smith GH, Bell RA, Oke JB, Hesser JE. CN and CH Variations on the M5 Subgiant Branch The Astrophysical Journal. 387: 612-621. DOI: 10.1086/171110  0.392
1992 Tripicco MJ, Bell RA. Synthetic integrated spectra for a metal-rich globular cluster The Astronomical Journal. 103: 1285-1301. DOI: 10.1086/116141  0.362
1991 Briley MM, Hesser JE, Bell RA. C and N Abundances among 47 Tucanae Main-Sequence Stars The Astrophysical Journal. 373: 482-496. DOI: 10.1086/170068  0.371
1991 Tripicco MJ, Bell RA. Exploring the properties of the DDO system using synthetic colors The Astronomical Journal. 102: 744-762. DOI: 10.1086/115907  0.344
1991 Dickens RJ, Croke BFW, Cannon RD, Bell RA. Evidence from stellar abundances for a large age difference between two globular clusters Nature. 351: 212-214. DOI: 10.1038/351212A0  0.392
1990 Briley MM, Bell RA, Hoban S, Dickens RJ. An Analysis of G-Band Strengths in NGC 6397 and M55 Red Giants The Astrophysical Journal. 359: 307-318. DOI: 10.1086/169066  0.434
1990 Bell RA, Briley MM, Smith GHMS, Observatories CSS. Observations of 2. 3-micron CO bands in 47 Tuc giants The Astronomical Journal. 100: 187. DOI: 10.1086/115502  0.39
1989 Briley MM, Bell RA, Smith GH, Hesser JE. Variations in C-12/C-13 as an explanation for the 3883 A CN-bimodality among 47 Tucanae subgiants The Astrophysical Journal. 341: 800-807. DOI: 10.1086/167537  0.344
1989 Smith GH, Bell RA, Hesser JE. CN and CH variations among subgiants in the globular cluster 47 Tucanae The Astrophysical Journal. 341: 190-200. DOI: 10.1086/167484  0.363
1987 McClure RD, Hesser JE, Stetson PB, Vandenberg DA, Bell RA. CCD Photometry of the Globular Cluster M68 The Astronomical Journal. 93: 1144. DOI: 10.1086/114397  0.325
1986 Hesser JE, McClure RD, Smith GH, Stetson PB, Vandenberg DA, Harris WE, Fahlman GG, Richer HG, Bell RA. Mass Functions in the Proto-Galaxy Publications of the Astronomical Society of the Pacific. 98: 1103. DOI: 10.1086/131891  0.316
1986 Smith GH, McClure RD, Stetson PB, Hesser JE, Bell RA. CCD photometry of the globular cluster Palomar 5 The Astronomical Journal. 91: 842-854. DOI: 10.1086/114063  0.368
1984 Bell RA, Hesser JE, Cannon RD. Spectroscopy over a range of 5 magnitudes in NGC 6752. The Astrophysical Journal. 283: 615. DOI: 10.1086/162346  0.312
1983 Bell RA, Hesser JE, Cannon RD. Spectroscopic analysis of dwarf and subgiant stars in 47 Tucanae. The Astrophysical Journal. 269: 580-591. DOI: 10.1086/161064  0.374
1982 Bonnell J, Bell RA. Carbon and nitrogen abundances in Population I G and K giant stars from DDO photometry Monthly Notices of the Royal Astronomical Society. 201: 253-263. DOI: 10.1093/Mnras/201.2.253  0.349
1982 Hesser JE, Bell RA, Harris GLH, Cannon RD. Strong CN stars in the globular cluster NGC 1851 The Astronomical Journal. 87: 1470-1477. DOI: 10.1086/113237  0.385
1981 Bell RA, Harris GLH, Hesser JE, Cannon RD. Spectroscopic evidence for a wide range in abundances among faint subgiant stars in the globular cluster omega centauri The Astrophysical Journal. 249: 637-646. DOI: 10.1086/159324  0.393
1979 Bell RA, Dwivedi PH, Branch D, Huffaker JN. Rotational dependence of Franck-Condon factors for selected band systems of TiO, ZrO, MgO, LaO, and SiO The Astrophysical Journal Supplement Series. 41: 593. DOI: 10.1086/190632  0.487
1979 Dickens RJ, Bell RA, Gustafsson B. Carbon and nitrogen abundances in red giant stars in the globular cluster 47 Tucanae The Astrophysical Journal. 232: 428-450. DOI: 10.1086/157303  0.42
1979 Bell RA, Dickens RJ, Gustafsson B. Carbon abundances in red giant stars in the globular clusters M92 and NGC 6397 The Astrophysical Journal. 229: 604. DOI: 10.1086/156995  0.404
1978 Dwivedi PH, Branch D, Huffaker JN, Bell RA. Rotational Dependence of Franck-Condon Factors for Selected Band Systems of cn, C_{2}, co, and CH The Astrophysical Journal Supplement Series. 36: 573. DOI: 10.1086/190511  0.5
1977 Bell RA, Branch D. Rotational Dependence of Franck-Condon Factors of the c, Phillips System The Astrophysical Journal. 212: 591. DOI: 10.1086/155078  0.48
1976 Bell RA, Branch D. Carbon Abundances in G Dwarfs Monthly Notices of the Royal Astronomical Society. 175: 25-32. DOI: 10.1093/Mnras/175.1.25  0.496
1976 Bell R, Branch D, Upson W. Rotational dependence of Franck-Condon factors for molecules of astrophysical interest Journal of Quantitative Spectroscopy and Radiative Transfer. 16: 177-184. DOI: 10.1016/0022-4073(76)90099-6  0.522
1975 Branch D, Bell RA. Carbon Abundances in G and K Giants Monthly Notices of the Royal Astronomical Society. 173: 299-308. DOI: 10.1093/Mnras/173.2.299  0.497
1973 Clegg RES, Bell RA. The Abundance and Age Distributions of 500 F Stars in the Solar Neighbourhood Monthly Notices of the Royal Astronomical Society. 163: 13-28. DOI: 10.1093/Mnras/163.1.13  0.362
1972 Bell RA. The Reddening, Distance Modulus, Chemical Composition and Age of the Galactic Cluster NGC 752 Monthly Notices of the Royal Astronomical Society. 157: 147-156. DOI: 10.1093/Mnras/157.2.147  0.331
1971 Branch D, Bell RA. The Colours and Chemical Composition of the G Dwarf HR 72 Monthly Notices of the Royal Astronomical Society. 153: 57-72. DOI: 10.1093/Mnras/153.1.57  0.482
1971 Branch D, Bell RA. An Abundance Analysis of the Ultra-violet Deficient Subgiant HR 244 Monthly Notices of the Royal Astronomical Society. 151: 289-297. DOI: 10.1093/Mnras/151.3.289  0.467
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