READINGS
Seminar 13: Astrobiology (May 9)
Des Marais et al. 2002, "Remote Sensing of Planetary Properties and Biosignatures on Extrasolar Terrestrial Planets," Astrobiology, 2, 153
Udry et al. 2007, "The HARPS search for southern extra-solar planets. XI. Super-Earths (5 & 8 M_Earth) in a 3-plane system," A&A, submitted.
Seminar 12: Magentic Activity and Rotation (May 2)[ Slides ]
Berger 2006, "Radio Observations of a Large Sample of Late M, L and T Dwarfs: The Distribution of Magnetic Field Strengths" ApJ, 648, 629-636. Pay particular attention to the discussion of trends in various activity signatures as a function of spectral type.
Rutledge et al. 2000, "CHANDRA detection of an X-ray Flare from the Brown Dwarf LP 944-20" ApJ, 538, L141-L144
Zarka et al. 2001, "Magnetically-Driven Planetary Radio Emission and Application to Extrasolar Planets" APS&S, 277, 293-300
Optional bonus article: Hallinan et al. 2007 "Rotational Modulation of the Radio Emission from the M9 Dwarf TVLM 513-46546: Broadband Coherent Emission at the Substellar Boundary?" ApJ, 653, 690 - a very interesting new discovery that brown dwarfs may have beamed emission similar to pulsars. Also see the NRAO press release.
Seminar 11: Multiplicity and other population properties of BDs (Apr. 25) [ Slides ]
Burgasser et al. 2007, "Not Alone: Tracing the Origins of Very Low Mass Stars and Brown
Dwarfs Through Multiplicity Studies," Protostars and Planets V
Optional bonus article: Luhman 2005, "Discovery of a Wide, Low-Mass Binary System in Upper Scorpius," ApJ, 633, L41
Seminar 10: Atmospheres II: Chemistry, Clouds, & Convection (Apr. 18) [ Slides ]
Marley, Fortney, Seager, & Barman 2007, "Atmospheres of Extrasolar Giant Planets," Protostars and Planets V.
Also: Here is a link to some animated sequences of L and T spectral types.
Seminar 9: Atmospheres I: BD and Exoplanet Spectra (Apr. 11) [ Slides ]
Kirkpatrick 2005, "New Spectral Types L and T," ARAA, 43, 195
Richardson et al. 2007, "A spectrum of an extrasolar planet," Nature, 445, 892
Seminar 8: Transiting Planets (Apr. 4) [Slides]
Charbonneau, Brown, Burrows, & Laughlin 2007, "When Extrasolar Planets Transit Their Parent Stars," Protostars and Planets V. Keep in mind what can be learned from transiting planets that cannot be learned from generic Doppler-detected planets; and think about the severe selection effects that apply to the current sample of transiting planets.
Sato et al. 2005, "A Transiting Hot Saturn Around HD 149026 with a Large Dense Core," ApJ, 633, 465. Reports the discovery of a planet whose existence presents problems for both the core-accretion and gravitational-instability theories of giant planet formation.
Seminar 7: Statistical Properties of Exoplanets, Planet Migration (Mar. 21) [ Slides ]
Udry, Fischer, & Queloz 2007, "A Decade of Radial Velocity Discoveries in the Exoplanet Domain," Protostars and Planets V. Pay particular attention to the trends in exoplanet periods, eccentricities, and host star metallicities, and the proposed explanations for these trends.
Ford, Lystad, & Rasio 2005, "Planet-planet scattering in the upsilon Andromedae system," Nature, 434, 873. A tidy explanation for the observed orbital architecture of a particular multi-planet system.
Seminar 6: Interiors of Brown Dwarfs and Exoplanets (Mar. 14) [ Slides ]
Burrows & Liebert 1993, "The Science of Brown Dwarfs," Rev. Mod. Phys. 65, 301 (read sections I and II)
Stevenson 1991, "The Search for Brown Dwarfs," ARAA, 29, 163 (read the THEORY section, up to page 179)
Optional: Chabrier & Baraffe 2000, "Theory of Low-mass Stars and Substellar Objects," ARAA, 38, 337
Seminar 5: Planet Formation II (Mar. 7) [ Slides ]
Section IV of Armitage 2006 (see above).
Optional: the following two articles are kinder and gentler (but less recent) reviews of planet formation theory: Lissauer 1993, ARAA, 31, 129; and Ruden 1999, in "The Origins of Stars and Planetary Systems", eds. C.J. Lada and N.D. Kylafis, (Dordrecht: Kluwer), 643-679
Seminar 4: Planet Formation I (Feb. 28) [ Slides ]
Sections I, II, and III of Armitage 2006, "Lecture Notes on the Formation and Early Evolution of Planetary Systems" (you may skim section II.C)
Seminar 3: Star and Brown Dwarf Formation (Feb. 21) [ Slides ]
Whitworth et al. 2007, "The Formation of Brown Dwarfs," Protostars and Planets V
Padoan & Nordlund 2004, "The Mysterious Origin of Brown Dwarfs," ApJ, 617, 559
Optional (but encouraged!): Larson 2003, "The Physics of Star Formation," Rep. Prog. Phys. 66, 1651
Seminar 2: How to Detect a Brown Dwarf or Exoplanet (Feb. 14) [ Slides 1, Slides 2]
Rebolo et al. 1995, "Discovery of a brown dwarf in the Pleiades star cluster," Nature, 377, 129
Mayor & Queloz 1995, "A Jupiter-mass companion to a solar-type star," Nature, 378, 355
Gatewood, G. 1995, "A study of the astrometric motion of Barnard's Star," Ap&SS, 223, 91
Konacki et al. 2003, "An extrasolar planet that transits the disk of its parent star," Nature, 421, 507
Neuhauser et al. 2005, "Evidence for a co-moving sub-stellar companion of GQ Lup," A&A, 435, L13
Optional: Beaulieu et al. 2006, "Discovery of a cool planet of 5.5 Earth masses through gravitational microlensing," Nature, 439, 437
Optional: Wolszczan & Frail 1992, "A planetary system around the millisecond pulsar PSR 1257+12," Nature, 355, 145
Seminar 1: History and Overview (Feb. 7) [ Slides 1, Slides 2]
Wilford, J. N., "Two Sightings of Planet Orbiting a Sunlike Star Challenge Notions that Earth is Unique," The New York Times, October 20, 1995
Wilford, J.N., "Scientists Step Up Search for Extrasolar Planets," The New York Times, February 7, 1997
Marcy, G. & Butler, R.P. 2000, "Planets orbiting other suns," PASP, 112, 137
Oppenheimer, Kulkarni, & Stauffer 2000, "Brown Dwarfs," Protostars and Planets IV
Nakajima et al. 1995, "Discovery of a cool brown dwarf," Nature, 378, 463
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