James MacDonald - Publications

Affiliations: 
University of Delaware, Department of Physics and Astronomy 
Area:
Astrophysics

72 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
2019 MacDonald J, Petit V. Magnetic inhibition of convection in O-star envelopes Monthly Notices of the Royal Astronomical Society. 487: 3904-3913. DOI: 10.1093/Mnras/Stz1545  0.413
2018 Mullan DJ, MacDonald J, Dieterich S, Fausey H. Magnetic Fields on the Flare Star Trappist-1: Consequences for Radius Inflation and Planetary Habitability The Astrophysical Journal. 869: 149. DOI: 10.3847/1538-4357/Aaee7C  0.395
2018 MacDonald J, Mullan DJ, Dieterich S. The Magnetic Binary GJ 65: A Test of Magnetic Diffusivity Effects The Astrophysical Journal. 860: 15. DOI: 10.3847/1538-4357/Aac2C0  0.373
2018 MacDonald J, Gizis J. An explanation for the gap in the Gaia HRD for M dwarfs Monthly Notices of the Royal Astronomical Society. 480: 1711-1714. DOI: 10.1093/Mnras/Sty1888  0.394
2017 MacDonald J, Mullan DJ. Magnetic Modeling of Inflated Low-mass Stars Using Interior Fields No Larger than ∼10 kG The Astrophysical Journal. 850: 58. DOI: 10.3847/1538-4357/Aa9611  0.431
2017 MacDonald J, Mullan DJ. LSPM J1314+1320: An Oversized Magnetic Star with Constraints on the Radio Emission Mechanism The Astrophysical Journal. 843: 142. DOI: 10.3847/1538-4357/Aa7A07  0.404
2017 MacDonald J, Mullan DJ. The Age of the KIC 7177553 System The Astrophysical Journal. 834: 99. DOI: 10.3847/1538-4357/834/2/99  0.384
2017 MacDonald J, Mullan DJ. Apparent Non-coevality among the Stars in Upper Scorpio: Resolving the Problem Using a Model of Magnetic Inhibition of Convection The Astrophysical Journal. 834: 67. DOI: 10.3847/1538-4357/834/1/67  0.449
2017 Berdiñas ZM, Rodríguez-López C, Amado PJ, Anglada-Escudé G, Barnes JR, MacDonald J, Zechmeister M, Sarmiento LF. High-cadence spectroscopy of M-dwarfs – II. Searching for stellar pulsations with HARPS Monthly Notices of the Royal Astronomical Society. 469: 4268-4282. DOI: 10.1093/Mnras/Stx1140  0.376
2016 Mullan DJ, Macdonald J. MECHANICAL ENERGY FLUXES ASSOCIATED with SATURATED CORONAL HEATING in M DWARFS: COMPARISON with PREDICTIONS of A TURBULENT DYNAMO Astrophysical Journal. 818. DOI: 10.3847/0004-637X/818/2/154  0.331
2015 Lawlor TM, Young TR, Teffs J, MacDonald J. The effects of convection criteria on the evolution of Population III stars and the detectability of their supernovae Monthly Notices of the Royal Astronomical Society. 450: 1618-1630. DOI: 10.1093/Mnras/Stv628  0.432
2015 MacDonald J, Mullan DJ. Magnetoconvective models of red dwarfs: constraints imposed by the lithium abundance Monthly Notices of the Royal Astronomical Society. 448: 2019-2029. DOI: 10.1093/Mnras/Stv114  0.394
2015 Rodríguez-López C, Gizis JE, MacDonald J, Amado PJ, Carosso A. M dwarf search for pulsations within Kepler guest observer programme Monthly Notices of the Royal Astronomical Society. 446: 2613-2620. DOI: 10.1093/Mnras/Stu2211  0.375
2015 Mullan DJ, Houdebine ER, MacDonald J. A model for interface dynamos in late k and early m dwarfs Astrophysical Journal Letters. 810. DOI: 10.1088/2041-8205/810/2/L18  0.373
2014 Rodríguez-López C, MacDonald J, Amado PJ, Moya A, Mullan D. The theoretical instability strip of M dwarf stars Monthly Notices of the Royal Astronomical Society. 438: 2371-2379. DOI: 10.1093/Mnras/Stt2352  0.382
2014 MacDonald J, Mullan DJ. Surface magnetic field strengths: New tests of magnetoconvective models of m dwarfs Astrophysical Journal. 787. DOI: 10.1088/0004-637X/787/1/70  0.382
2013 MacDonald J, Lawlor TM, Anilmis N, Rufo NF. The extremely low metallicity star SDSS J102915+172927: a subgiant scenario Monthly Notices of the Royal Astronomical Society. 431: 1425-1431. DOI: 10.1093/Mnras/Stt268  0.381
2013 Macdonald J, Mullan DJ. Magnetic effects and oversized M Dwarfs in the young open cluster NGC 2516 Astrophysical Journal. 765. DOI: 10.1088/0004-637X/765/2/126  0.44
2012 Macdonald J, Mullan DJ. Precision modelling of M dwarf stars: The magnetic components of CM Draconis Monthly Notices of the Royal Astronomical Society. 421: 3084-3101. DOI: 10.1111/J.1365-2966.2012.20531.X  0.39
2012 Goldsbury R, Heyl J, Richer HB, Bergeron P, Dotter A, Kalirai JS, MacDonald J, Rich RM, Stetson PB, Tremblay PE, Woodley KA. An empirical measure of the rate of white dwarf cooling in 47 Tucanae Astrophysical Journal. 760. DOI: 10.1088/0004-637X/760/1/78  0.325
2012 Mullan DJ, MacDonald J, Rabello-Soares MC. Solar cycle variation of sound speed inside the Sun Astrophysical Journal. 755. DOI: 10.1088/0004-637X/755/1/79  0.341
2011 Rodríguez-López C, MacDonald J, Moya A. Pulsations in M dwarf stars Monthly Notices of the Royal Astronomical Society: Letters. 419: L44-L48. DOI: 10.1111/J.1745-3933.2011.01174.X  0.369
2010 Rodríguez-López C, Moya A, Garrido R, MacDonald J, Oreiro R, Ulla A. Study of sdO models. Pulsation Analysis Monthly Notices of the Royal Astronomical Society. 402: 295-306. DOI: 10.1111/J.1365-2966.2009.15750.X  0.367
2010 Rodríguez-López C, Lynas-Gray AE, Kilkenny D, MacDonald J, Moya A, Koen C, Woudt PA, Wium DJ, Oruru B, Zietsman E. The rapidly pulsating sdO star, SDSS J160043.6+074802.9 Monthly Notices of the Royal Astronomical Society. 401: 23-34. DOI: 10.1111/J.1365-2966.2009.15660.X  0.392
2010 MacDonald J, Mullan DJ. Magneto-convection and lithium age estimates of the β Pictoris moving group Astrophysical Journal. 723: 1599-1606. DOI: 10.1088/0004-637X/723/2/1599  0.365
2010 Mullan DJ, MacDonald J. Magnetic models of the brown dwarfs HD 130948B and HD 130948C Astrophysical Journal. 713: 1249-1255. DOI: 10.1088/0004-637X/713/2/1249  0.37
2009 Baran A, Oreiro R, Pigulski A, Hernández FP, Ulla A, Reed MD, Rodríguez-López C, Moskalik P, Kim SL, Chen WP, Crowe R, Siwak M, Armendarez L, Binder PM, Choo KJ, ... ... MacDonald J, et al. The pulsating hot subdwarf Balloon 090100001: Results of the 2005 multisite campaign Monthly Notices of the Royal Astronomical Society. 392: 1092-1105. DOI: 10.1111/J.1365-2966.2008.14024.X  0.333
2009 MacDonald J, Mullan DJ. Structural effects of magnetic fields in brown dwarfs Astrophysical Journal. 700: 387-394. DOI: 10.1088/0004-637X/700/1/387  0.37
2008 Lawlor TM, Young TR, Johnson TA, MacDonald J. Single and binary evolution of Population III stars and their supernova explosions Monthly Notices of the Royal Astronomical Society. 384: 1533-1543. DOI: 10.1111/J.1365-2966.2007.12810.X  0.431
2007 Oreiro R, Hernández FP, Østensen R, Solheim JE, MacDonald J, Ulla A. The frequency distribution of PG 1657+416, a rapidly pulsating sdB star Third Coast. 150: 267-268. DOI: 10.1553/Cia150S267  0.333
2007 Mullan DJ, MacDonald J, Townsend RHD. Magnetic cycles in the sun: Modeling the changes in radius, luminosity, and p-mode frequencies Astrophysical Journal. 670: 1420-1433. DOI: 10.1086/522559  0.364
2007 Oreiro R, Hernandez FP, Ostensen R, Solheim JE, MacDonald J, Ulla A. PG 1657+416: a new fast pulsating sdB star - Photometric observations and theoretical model comparison Astronomy and Astrophysics. 461: 585-591. DOI: 10.1051/0004-6361:20065119  0.404
2007 Townsend R, MacDonald J. Can Pulsational Instabilities Impact a Massive Star's Rotational Evolution? Arxiv: Astrophysics. 3: 161-166. DOI: 10.1017/S1743921308020450  0.36
2006 Townsend RHD, MacDonald J. Excitation of g modes in Wolf—Rayet stars by a deep opacity bump Monthly Notices of the Royal Astronomical Society: Letters. 368. DOI: 10.1111/J.1745-3933.2006.00157.X  0.308
2006 Lawlor TM, MacDonald J. The mass of helium in white dwarf stars and the formation and evolution of hydrogen-deficient post-AGB stars Monthly Notices of the Royal Astronomical Society. 371: 263-282. DOI: 10.1111/J.1365-2966.2006.10641.X  0.436
2005 Mullan DJ, MacDonald J. Dynamo-generated magnetic fields at the surface of a massive star Monthly Notices of the Royal Astronomical Society. 356: 1139-1148. DOI: 10.1111/J.1365-2966.2004.08544.X  0.386
2005 Provencal JL, Shipman HL, Macdonald J. The discovery of oxygen-rich chromospheres in two massive DQ white dwarfs Astrophysical Journal. 627: 418-423. DOI: 10.1086/430121  0.328
2005 Oreiro R, Hernández FP, Ulla A, Garrido R, Østensen R, MacDonald J. Balloon 090100001: A short and long period pulsating sdB star Astronomy and Astrophysics. 438: 257-263. DOI: 10.1051/0004-6361:20052681  0.349
2004 Jimenez R, MacDonald J, Dunlop JS, Padoan P, Peacock JA. Synthetic stellar populations: single stellar populations, stellar interior models and primordial protogalaxies Monthly Notices of the Royal Astronomical Society. 349: 240-254. DOI: 10.1111/J.1365-2966.2004.07492.X  0.391
2004 MacDonald J, Mullan DJ. Magnetic fields in massive stars: Dynamics and origin Monthly Notices of the Royal Astronomical Society. 348: 702-716. DOI: 10.1111/J.1365-2966.2004.07394.X  0.414
2004 Oreiro R, Ulla A, Hernández FP, Østensen R, López CR, MacDonald J. Balloon 090100001: A bright, high amplitude sdB pulsator Astronomy and Astrophysics. 418: 243-247. DOI: 10.1051/0004-6361:20035844  0.375
2003 Jimenez R, Flynn C, MacDonald J, Gibson BK. The cosmic production of helium. Science (New York, N.Y.). 299: 1552-5. PMID 12624260 DOI: 10.1126/Science.1080866  0.37
2003 MacDonald J, Mullan DJ. Onset of shear instability in rotating red giants Astrophysical Journal. 598: 560-571. DOI: 10.1086/378888  0.399
2003 Mullan DJ, MaCdonald J. Onset of mass loss in red giants: Association with an evolutionary event Astrophysical Journal. 591: 1203-1209. DOI: 10.1086/375446  0.393
2003 Lawlor TM, MacDonald J. Sakurai’s Object, V605 Aquilae, and FG Sagittae: An Evolutionary Sequence Revealed The Astrophysical Journal. 583: 913-922. DOI: 10.1086/345411  0.401
2003 Oreiro R, Hernández FP, Manteiga M, Ulla A, Pérez JMG, Osorio MRZ, López RG, Macdonald J, Thejll P, Ferriz-Mas A, Saffer RA, Elkin V. Hot Subdwarfs: Magnetic, Oscillatory and Other Physical Properties Astrophysics and Space Science. 284: 269-272. DOI: 10.1007/978-94-017-0799-2_36  0.363
2002 Lawlor TM, MacDonald J. Theoretical-Observational Comparisons and Details in the Evolution of Sakurai's Object Astrophysics and Space Science. 279: 123-128. DOI: 10.1023/A:1014664427651  0.332
2001 Mullan DJ, Macdonald J. Are magnetically active low-mass M dwarfs completely convective? Astrophysical Journal. 559: 353-371. DOI: 10.1086/322336  0.41
2001 Ulla A, Osorio MRZ, Hernández FP, MacDonald J. CCD-based observations of PG 0856+121 and a theoretical analysis of its oscillation modes Astronomy and Astrophysics. 369: 986-992. DOI: 10.1051/0004-6361:20010181  0.342
1998 MacDonald J, Hernanz M, José J. Evolutionary calculations of carbon dredge‐up in helium envelope white dwarfs Monthly Notices of the Royal Astronomical Society. 296: 523-530. DOI: 10.1046/J.1365-8711.1998.01392.X  0.31
1998 Høg E, Pagel BEJ, Portinari L, Thejll PA, Macdonald J, Girardi L. Primordial Helium and ΔY/ΔZ from H II Regions and from Fine Structure in the Main Sequence Based on Hipparcos Parallaxes Space Science Reviews. 84: 115-126. DOI: 10.1023/A:1005098630276  0.363
1997 MacDonald J, Mullan D. Radiative Transfer Effects on the Stability of Sound Waves in a Polytropic Atmosphere The Astrophysical Journal. 481: 963-972. DOI: 10.1086/304064  0.343
1996 Jimenez R, MacDonald J. Stellar evolutionary tracks for low-mass stars Monthly Notices of the Royal Astronomical Society. 283: 721-732. DOI: 10.1093/Mnras/283.2.721  0.379
1995 Jimenez R, Jørgensen UG, Thejll P, MacDonald J. Stellar evolution with mass loss–comparison of numerical and semi-analytical computations Monthly Notices of the Royal Astronomical Society. 275: 1245-1248. DOI: 10.1093/Mnras/275.4.1245  0.361
1992 Macdonald J. Prevention of accretion onto white dwarfs by stellar winds The Astrophysical Journal. 394: 619-627. DOI: 10.1086/171616  0.328
1992 Tillett JC, Macdonald J. CNO destruction by spallation and type I X-ray bursts The Astrophysical Journal. 388: 555-560. DOI: 10.1086/171173  0.373
1992 Iben I, Fujimoto MY, MacDonald J. Diffusion and Mixing in Accreting White Dwarfs The Astrophysical Journal. 388: 521-540. DOI: 10.1086/171171  0.304
1992 Iben I, Fujimoto MY, MacDonald J. On mass-transfer rates in classical nova precursors The Astrophysical Journal. 384: 580-586. DOI: 10.1086/170900  0.35
1991 MacDonald J, Vennes S. Thermal X-ray emission from classical novae in optical decline The Astrophysical Journal. 373. DOI: 10.1086/186049  0.331
1991 Macdonald J, Stanev T, Biermann PL. Neutrino-heated stars and broad-line emission from active galactic nuclei The Astrophysical Journal. 378: 30-38. DOI: 10.1086/170404  0.367
1991 Mullan DJ, Shipman HL, Sion EM, Macdonald J. Inefficient accretion by the DA2 white dwarf in V471 Tauri Astrophysical Journal. 374: 707-720. DOI: 10.1086/170155  0.368
1991 Macdonald J, Vennes S. How much hydrogen is there in a white dwarf The Astrophysical Journal. 371: 719-738. DOI: 10.1086/169937  0.347
1990 Thejll P, Shipman HL, Macdonald J, Macfarland WM. An atmospheric analysis of the carbon-rich white dwarf G35 - 26 The Astrophysical Journal. 361: 197-206. DOI: 10.1086/169183  0.362
1986 Iben I, Macdonald J. The effects of diffusion due to gravity and due to composition gradients on the rate of hydrogen burning in a cooling degenerate dwarf. II: Dependence on initial metallicity and on buffer mass The Astrophysical Journal. 301: 164-176. DOI: 10.1086/163884  0.302
1985 Iben I, MacDonald J. The effects of diffusion due to gravity and due to composition gradients on the rate of hydrogen burning in a cooling degenerate dwarf. I - The case of a thick helium buffer layer The Astrophysical Journal. 296: 540-553. DOI: 10.1086/163473  0.314
1985 MacDonald J, Fujimoto MY, Truran JW. The decline and fall of classical novae The Astrophysical Journal. 294: 263. DOI: 10.1086/163295  0.32
1984 MacDonald J. Are cataclysmic variables the progenitors of type I supernovae The Astrophysical Journal. 283: 241-248. DOI: 10.1086/162299  0.363
1983 MacDonald J. Mixing by shear instabilities in differentially rotating inhomogeneous stars with application to accreting white dwarf models for novae The Astrophysical Journal. 273: 289-298. DOI: 10.1086/161368  0.397
1983 MacDonald J. CNO abundances and the strengths of nova outbursts and hydrogen flashes on accreting white dwarfs. The Astrophysical Journal. 267: 732-746. DOI: 10.1086/160911  0.304
1981 MacDonald J, Bailey ME. The evolution of flows of stellar mass loss in active galaxies Monthly Notices of the Royal Astronomical Society. 197: 995-1019. DOI: 10.1093/Mnras/197.4.995  0.352
1981 Bailey ME, MacDonald J. A comparison between velocity dispersion profiles of de Vaucouleurs and King galaxy models Monthly Notices of the Royal Astronomical Society. 194: 195-200. DOI: 10.1093/Mnras/194.2.195  0.362
1981 Bailey ME, MacDonald J. Density evolution of radio sources fuelled by stellar mass loss Nature. 289: 659-661. DOI: 10.1038/289659A0  0.369
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