Keele Astrophysics Group

Automatic search for Keele authors in `astro-ph' in past 12 months

1. arXiv:1205.2966 [pdf, ps, other]
Title: Measuring the Initial Mass Function of Low Mass Stars and Brown Dwarfs
Authors: R. D. Jeffries (Keele University)
Comments: From a series of lectures presented at the Evry-Schatzman school on Low-mass stars and the transition from stars to brown dwarfs, edited by C. Charbonnel, C. Reyle, M. Schultheis. To appear in the EAS Conference Series. 47pp
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
2. arXiv:1205.2757 [pdf, other]
Title: WASP-42 b and WASP-49 b: two new transiting Saturns
Subjects: Earth and Planetary Astrophysics (astro-ph.EP); Solar and Stellar Astrophysics (astro-ph.SR)
3. arXiv:1205.1678 [pdf, ps, other]
Title: Period decrease in three SuperWASP eclipsing binary candidates near the short-period limit
Authors: M. E. Lohr (1), A. J. Norton (1), U. C. Kolb (1), D. R. Anderson (2), F. Faedi (3), R. G. West (4) ((1) The Open University, Milton Keynes, UK, (2) Keele University, Staffordshire, UK, (3) Queen's University, Belfast, UK, (4) University of Leicester, Leicester, UK)
Comments: 6 pages, 7 figures. Accepted for publication in A&A (3 May 2012)
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
4. arXiv:1205.0035 [pdf, ps, other]
Title: A Chandra observation of the ultraluminous infrared galaxy IRAS 19254--7245 (the Superantennae): X-ray emission from the Compton-thick AGN and the diffuse starburst
Authors: Jianjun Jia (JHU), Andrew Ptak (GSFC), Timothy Heckman (JHU), Valentina Braito (Leicester), James Reeves (Keele)
Comments: 31 pages, 10 figures, submitted to ApJ
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE); Cosmology and Extragalactic Astrophysics (astro-ph.CO)
5. arXiv:1204.5754 [pdf, ps, other]
Title: Carbon-rich dust production in metal-poor galaxies in the Local Group
Comments: ApJ, in press, 21 pages, 12 figures. Replaced Fig 12, corrected two references
Subjects: Galaxy Astrophysics (astro-ph.GA)
6. arXiv:1204.5095 [pdf, ps, other]
Title: Seven transiting hot-Jupiters from WASP-South, Euler and TRAPPIST: WASP-47b, WASP-55b, WASP-61b, WASP-62b, WASP-63b, WASP-66b & WASP-67b
Comments: 15 pages
Subjects: Earth and Planetary Astrophysics (astro-ph.EP)
7. arXiv:1204.4066 [pdf, ps, other]
Title: Why do some young cool stars show spot modulation while others do not?
Authors: R. J. Jackson, R. D. Jeffries (Keele University, UK)
Comments: Accepted for publication in MNRAS, 11 pages. Electronic tables available from the authors
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
8. arXiv:1204.2273 [pdf, ps, other]
Title: The VMC Survey. VI. First results for Classical Cepheids
Comments: 12 pages, 7 figures. Accepted for publication on MNRAS
Subjects: Cosmology and Extragalactic Astrophysics (astro-ph.CO)
9. arXiv:1203.6017 [pdf, ps, other]
Title: Thermal emission from WASP-24b at 3.6 and 4.5 μm
Comments: 7 pages, 4 figures, 3 tables. Submitted to A&A
Subjects: Earth and Planetary Astrophysics (astro-ph.EP)
10. arXiv:1203.5089 [pdf, ps, other]
Title: Spitzer Imaging of the Nearby Rich Young Cluster, Cep OB3b
Comments: 48 Pages, 12 figures, 6 tables
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Galaxy Astrophysics (astro-ph.GA)
11. arXiv:1203.4982 [pdf, ps, other]
Title: The remnant of Supernova 1987A resolved at 3 mm wavelength
Authors: Masha Lakicevic (ESO, Keele University), Giovanna Zanardo (ICRAR), Jacco Th. van Loon (Keele University), Lister Staveley-Smith (ICRAR, CAASTRO), Toby Potter (ICRAR), C.-Y. Ng (Department of Physics, McGill University, Montreal), B.M. Gaensler (Sydney Institute for Astronomy (SIfA), CAASTRO)
Comments: Accepted for publication in Astronomy and Astrophysics Letters
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)
12. arXiv:1203.4975 [pdf, ps, other]
Title: Zooming in on Supernova 1987A at sub-mm wavelengths
Authors: Masha Lakicevic (ESO, Keele University), Jacco Th. van Loon (Keele University), Thomas Stanke (ESO), Carlos De Breuck (ESO), Ferdinando Patat (ESO)
Comments: Accepted for publication in Astronomy and Astrophysics Letters
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE); Galaxy Astrophysics (astro-ph.GA)
13. arXiv:1203.4971 [pdf, other]
Title: Rossiter-McLaughlin Effect Measurements for WASP-16, WASP-25 and WASP-31
Comments: 20 pages, 14 tables, 10 figures. Accepted to MNRAS
Subjects: Earth and Planetary Astrophysics (astro-ph.EP)
14. arXiv:1203.0611 [pdf, ps, other]
15. arXiv:1202.2290 [pdf, other]
Title: The Spitzer Spectroscopic Survey of S-type Stars
Comments: Accepted for publication in A&A
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
16. arXiv:1202.1116 [pdf, ps, other]
Title: Spectrum Analysis of Bright Kepler Gamma Doradus Candidate Stars
Comments: 10 pages, 3 figures, 7 tables; accepted for publication in MNRAS
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
17. arXiv:1202.0686 [pdf, ps, other]
Title: Discovery of a stripped red giant core in a bright eclipsing binary star
Authors: P. F. L. Maxted (1), D. R. Anderson (1), M. R. Burleigh (2), A. Collier-Cameron (3), U. Heber (4), B. T. Gänsicke (5), S. Geier (4), T. Kupfer (4), T. R. Marsh (5), G. Nelemans (6), S. J. O'Toole (7), R. H. Østensen (8), B. Smalley (1), R. G. West (2), S. Bloemen (8) ((1) Keele, (2) Leicester, (3) St Andrews, (4) Bamberg, (5) Warwick, (6) Nijmegen, (7) AAO, (8) Leuven)
Comments: To appear in the Proceedings of the Fifth Meeting on Hot Subdwarf Stars and Related Objects (sdOB5), 25 - 29 July 2011, Stellenbosch, South Africa. ASP Conference Series. 10 pages, 8 figures
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
18. arXiv:1201.5660 [pdf, other]
Title: Study of LINER sources with broad H(alpha) emission. Spectral energy distribution and multiwavelength correlations
Authors: G. Younes (1), D. Porquet (1), B. Sabra (2), J. N. Reeves (3,4), N. Grosso (1) ((1) Observatoire Astronomique de Strasbourg, France, (2) Department of Physics and Astronomy, Notre Dame University Louaize, Lebanon, (3) Astrophysics Group, Keele University, Keele, UK, (4) Department of Physics, University of Maryland Baltimore County, Baltimore, USA)
Comments: 17 pages, 7 figures, Accepted for publication in Astronomy and Astrophysics
Subjects: Cosmology and Extragalactic Astrophysics (astro-ph.CO); Galaxy Astrophysics (astro-ph.GA); High Energy Astrophysical Phenomena (astro-ph.HE)
19. arXiv:1201.5384 [pdf, ps, other]
Title: The Dust Budget of the SMC: Are AGB Stars the Primary Dust Source at Low Metallicity?
Authors: Martha L. Boyer (STScI), S. Srinivasan (IAP), D. Riebel (JHU), I. McDonald (Jodrell Bank Centre for Astrophysics), J. Th. van Loon (Keele University), G. C. Clayton (Louisiana State University), K. D. Gordon (STScI), M. Meixner (STScI), B. A. Sargent (STScI), G. C. Sloan (Cornell University)
Comments: 10 pages, 5 figures. Accepted for publication in ApJ
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Cosmology and Extragalactic Astrophysics (astro-ph.CO)
20. arXiv:1201.2789 [pdf, ps, other]
Title: The TRAPPIST survey of southern transiting planets. I. Thirty eclipses of the ultra-short period planet WASP-43 b
Comments: 14 pages, 6 tables, 11 figures. Submitted for publication in A&A
Subjects: Earth and Planetary Astrophysics (astro-ph.EP)
21. arXiv:1201.1897 [pdf, ps, other]
Title: Evidence for ultra-fast outflows in radio-quiet AGNs: III - location and energetics
Authors: F. Tombesi (1, 2), M. Cappi (3), J. N. Reeves (4), V. Braito (5, 6) ((1) CRESST/NASA/GSFC, (2) UMCP, (3) INAF-IASFBo, (4) Keele University, (5) Leicester University, (6) INAF-OA Brera)
Comments: 5 pages, 3 figures, accepted for publication in MNRAS
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)
22. arXiv:1201.1388 [pdf, ps, other]
Title: Eclipsing Binary Stars: the Royal Road to Stellar Astrophysics
Authors: John Southworth (Keele University)
Comments: 8 pages, 3 figures. Invited review for the Pas De Deux conference, Paris, October 2011
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
23. arXiv:1112.5145 [pdf, ps, other]
Title: Thermal emission at 3.6-8 micron from WASP-19b: a hot Jupiter without a stratosphere orbiting an active star
Comments: Submitted to MNRAS. 11 pages, 5 figures, 3 tables. arXiv admin note: substantial text overlap with arXiv:1101.5620
Subjects: Earth and Planetary Astrophysics (astro-ph.EP)
24. arXiv:1112.2728 [pdf, other]
Title: EChO - Exoplanet Characterisation Observatory
Authors: G. Tinetti (UCL), J. P. Beaulieu (IAP), T. Henning (MPIA), M. Meyer (ETH), G. Micela (INAF), I. Ribas (IEEC-CSIC), D. Stam (SRON), M. Swain (JPL), O. Krause (MPIA), M. Ollivier (IAS), E. Pace (Un. Firenze), B. Swinyard (UCL-RAL), A. Aylward (UCL), R. van Boekel (MPIA), A. Coradini (INAF), T. Encrenaz (LESIA, Obs. Paris), I. Snellen (Un. Leiden), M. R. Zapatero-Osorio (CAB), J. Bouwman (MPIA), J. Y-K. Cho (QMUL), V. Coudé du Foresto (LESIA), T. Guillot (Obs. Nice), M. Lopez-Morales (IEEC), I. Mueller-Wodarg (Imperial College), E. Palle (IAC), F. Selsis (Un. Bordeaux), A. Sozzetti (INAF), P. A. R. Ade (Cardiff), N. Achilleos (UCL), A. Adriani (INAF), C. B. Agnor (QMUL), C. Afonso (MPIA), C. Allende Prieto (IAC), G. Bakos (Princeton), R. J. Barber (UCL), M. Barlow (UCL), P. Bernath (Un. York), et al. (97 additional authors not shown)
Comments: Accepted for publication in Experimental Astronomy, 23 pages, 15 figures
Subjects: Earth and Planetary Astrophysics (astro-ph.EP); Instrumentation and Methods for Astrophysics (astro-ph.IM)
25. arXiv:1112.0944 [pdf, ps, other]
Title: Predictions for mass-loss rates and terminal wind velocities of massive O-type stars
Authors: L. E. Muijres (Amsterdam), Jorick S. Vink (Armagh), A. de Koter (Amsterdam), P.E. Mueller (Keele), N. Langer (Bonn)
Comments: 10 pages, 10 figures, Astronomy & Astrophysics (in press)
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Galaxy Astrophysics (astro-ph.GA)
26. arXiv:1112.0518 [pdf, ps, other]
Title: Solid-phase C_60 in the peculiar binary XX Oph?
Authors: A. Evans, J. Th. van Loon (Keele University), C. E. Woodward, R. D. Gehrz, L. A. Helton (University of Minnesota), G. C. Clayton (Louisiana State University), M. T. Rushton, S. P. S. Eyres (University of Central Lancashire), J. Krautter (Landessternwarte Heidelberg), S. Starrfield (Arizona State University), R. M. Wagner (Large Binocular Telescope)
Comments: Accepted for publication in MNRAS
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
27. arXiv:1111.0908 [pdf, ps, other]
Title: New insights on the accretion disk-winds connection in radio-loud AGNs from Suzaku
Authors: F. Tombesi (1, 2), R. M. Sambruna (3), J. N. Reeves (4), V. Braito (5), M. Cappi (6), C. S. Reynolds (2), R. F. Mushotzky (2) ((1) NASA/GSFC/CRESST, (2) UMCP, (3) GMU, (4) Keele University, (5) Leicester University, (6) INAF-IASFBO)
Comments: Proceeding of the conference "Exploring the X-ray Universe: Suzaku and Beyond", SLAC, July 20-22 2011
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)
28. arXiv:1110.5852 [pdf, ps, other]
Title: The VMC Survey IV. The LMC star formation history and disk geometry from four VMC tiles
Comments: 19 pages, to appear in A&A
Subjects: Galaxy Astrophysics (astro-ph.GA); Solar and Stellar Astrophysics (astro-ph.SR)
29. arXiv:1110.5313 [pdf, ps, other]
Title: WASP-36b: A new transiting planet around a metal-poor G-dwarf, and an investigation into analyses based on a single transit light curve
Comments: 10 pages, 6 figures, 6 tables. Accepted for publication in the Astronomical Journal
Subjects: Earth and Planetary Astrophysics (astro-ph.EP)
30. arXiv:1110.4497 [pdf, ps, other]
Title: The VMC survey III. Mass-loss rates and luminosities of LMC AGB stars
Comments: 12 pages, 10 figures. Accepted for publication in A&A
Subjects: Cosmology and Extragalactic Astrophysics (astro-ph.CO)
31. arXiv:1110.4219 [pdf, ps, other]
Title: Dust discs around intermediate mass and Sun-like stars in the 16 Myr old NGC 1960 open cluster
Comments: 16 pages, 10 figures, accepted for publication in MNRAS (tables 1-4 will be available in full online in the electronic version of the paper)
Subjects: Galaxy Astrophysics (astro-ph.GA)
32. arXiv:1109.2882 [pdf, ps, other]
Title: Evidence for ultra-fast outflows in radio-quiet AGNs: II - detailed photo-ionization modeling of Fe K-shell absorption lines
Authors: F. Tombesi (1,2,3,4), M. Cappi (4), J. N. Reeves (5), G. G. C. Palumbo (3), V. Braito (6), M. Dadina (4) ((1) NASA/GSFC/CRESST, (2) UMCP, (3) UNIBO, (4) INAF-IASFBO, (5) Keele University, (6) Leicester University)
Comments: Accepted for publication in ApJ
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)
33. arXiv:1109.0999 [pdf, other]
Title: The Spitzer Spectroscopic Survey of the Small Magellanic Cloud (S4MC): Probing the Physical State of Polycyclic Aromatic Hydrocarbons in a Low-Metallicity Environment
Comments: Submitted to ApJ
Subjects: Cosmology and Extragalactic Astrophysics (astro-ph.CO)
34. arXiv:1108.6095 [pdf, ps, other]
Title: X-ray evidence for the accretion disc-outflow connection in 3C 111
Authors: F. Tombesi (1,2), R. M. Sambruna (3), J. N. Reeves (4), C. S. Reynolds (2), V. Braito (5) ((1) NASA/GSFC/CRESST, (2) UMCP, (3) GMU, (4) Keele University, (5) University of Leicester)
Comments: 5 pages; accepted for publication in MNRAS
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE)
35. arXiv:1108.2976 [pdf, ps, other]
Title: Homogeneous studies of transiting planets: an online catalogue
Authors: John Southworth (Keele University, UK)
Comments: Proceedings of IAU Symposium 282. Two pages, one figure. The TEPCat catalogue can be found at this http URL
Subjects: Earth and Planetary Astrophysics (astro-ph.EP)
36. arXiv:1108.2641 [pdf, ps, other]
Title: WASP-50b: a hot Jupiter transiting a moderately active solar-type star
Comments: 9 pages, 8 figures. Accepted for publication in Astronomy & Astrophysics
Subjects: Earth and Planetary Astrophysics (astro-ph.EP)
37. arXiv:1108.2609 [pdf, ps, other]
Title: The High Energy view of the Broad Line Radio Galaxy 3C 111
Authors: L. Ballo (1), V. Braito (2), J. N. Reeves (3), R. M. Sambruna (4), F. Tombesi (5,6) ((1) IFCA/CSIC-UC, Spain, (2) University of Leicester, UK, (3) Keele University, UK, (4) George Mason University, USA, (5) CRESST/NASA/GSFC, USA, (6) University of Maryland, USA)
Comments: Accepted for publication in MNRAS; 15 pages, 9 figures, 5 tables
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE); Cosmology and Extragalactic Astrophysics (astro-ph.CO)
38. arXiv:1108.2052 [pdf, ps, other]
Title: No wide spread of stellar ages in the Orion Nebula Cluster
Authors: R. D. Jeffries (1), S. P. Littlefair (2), Tim Naylor (3), N. J. Mayne (3) ((1) Keele University, (2) University of Sheffield, (3) University of Exeter)
Comments: To appear in MNRAS, 13 pages
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
39. arXiv:1108.0349 [pdf, ps, other]
Title: UBV(RI)_C photometry of transiting planet host stars
Comments: Accepted for publication in MNRAS. 4 pages, 1 figure
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Earth and Planetary Astrophysics (astro-ph.EP)
40. arXiv:1107.4986 [pdf, ps, other]
Title: Discovery of a stripped red giant core in a bright eclipsing binary system
Comments: Accepted (subject to minor revision) for publication in MNRAS. This is the re-submitted revised version
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
41. arXiv:1107.4313 [pdf, ps, other]
42. arXiv:1107.1717 [pdf, ps, other]
Title: The State of the Gas and the Relation Between Gas and Star Formation at Low Metallicity: the Small Magellanic Cloud
Comments: Accepted for publication in the Astrophysical Journal. 21 pages and 11 figures in apjemulate style
Subjects: Cosmology and Extragalactic Astrophysics (astro-ph.CO); Galaxy Astrophysics (astro-ph.GA)
43. arXiv:1107.1477 [pdf]
Title: Herschel Detects a Massive Dust Reservoir in Supernova 1987A
Authors: M. Matsuura (1 and 2), E. Dwek (3), M. Meixner (4), M. Otsuka (4), B. Babler (5), M.J. Barlow (1), J. Roman-Duval (4), C. Engelbracht (6), K. Sandstrom (7), M. Lakicevic (8 and 9), J.Th. van Loon (8), G. Sonneborn (3), G.C. Clayton (10), K.S. Long (4), P. Lundqvist (11), T. Nozawa (12), K.D. Gordon (4), S. Hony (13), P. Panuzzo (13), K. Okumura (13), K.A. Misselt (6), E. Montiel (6), M. Sauvage (13)
Comments: This is the author's version of the work. It is posted here by permission of the AAAS for personal use, not for redistribution. To appear in Science; available in Science Express on 7th July, DOI:10.1126/science.1205983 at this http URL ; 14 pages, 2 figures, 4 tables. High resolution images are available from the authors
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
44. arXiv:1107.1323 [pdf, ps, other]
Title: The remnant of SN1987A revealed at (sub-)mm wavelengths
Authors: Masha Lakicevic (ESO/Keele University), Jacco Th. van Loon (Keele University), Ferdinando Patat (ESO), Lister Staveley-Smith (ICRAR - University of Western Australia), Giovanna Zanardo (ICRAR - University of Western Australia)
Comments: Accepted for publication in Astronomy and Astrophysics Letters on 28 April 2011. A better quality figure 1 can be had from this http URL
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
45. arXiv:1107.1235 [pdf, ps, other]
Title: Homogeneous studies of transiting extrasolar planets. IV. Thirty systems with space-based light curves
Authors: John Southworth (Keele University, UK)
Comments: Accepted for publication in MNRAS. 32 pages, lots of nice figures and tables. A version with high-resolution figures, or a large Appendix with detailed results, can be obtained from this http URL An online catalogue of transiting planets, including a compilation of the results from this series of papers, can be found at this http URL
Subjects: Earth and Planetary Astrophysics (astro-ph.EP)
46. arXiv:1107.0335 [pdf, ps, other]
Title: The Kepler characterization of the variability among A- and F-type stars. I. General overview
Comments: Accepted for publication in Astronomy and Astrophysics (language edited version). 70 pages, 4 tables, 13 figures. The tables can be found as an appendix to the paper. The quality of the figures has been downgraded compared to the original
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
47. arXiv:1107.0246 [pdf, ps, other]
Title: SuperWASP observations of pulsating Am stars
Comments: 10 pages, 5 figures, 1 table. Accepted for publication in A&A. Owing to large size, multi-page Figure 1 is not included. Full version can be downloaded from this http URL
Subjects: Solar and Stellar Astrophysics (astro-ph.SR)
48. arXiv:1106.6092 [pdf, ps, other]
Title: Spin-orbit measurements and refined parameters for the exoplanet systems WASP-22 and WASP-26
Comments: As accepted for publication in A&A. 8 pages, 4 figures, 3 tables. (fixed typo in abstract)
Subjects: Earth and Planetary Astrophysics (astro-ph.EP)
49. arXiv:1106.5026 [pdf, ps, other]
Title: Surveying the Agents of Galaxy Evolution in the Tidally-Stripped, Low Metallicity Small Magellanic Cloud (SAGE-SMC) II. Cool Evolved Stars
Comments: Accepted for publication in AJ. 25 pages, 36 figures, Table 4 will be available electronically from AJ
Subjects: Solar and Stellar Astrophysics (astro-ph.SR); Galaxy Astrophysics (astro-ph.GA)