Ray Jayawardhana, Ph.D. - Publications

Affiliations: 
2000 Harvard University, Cambridge, MA, United States 
Area:
Astronomy and Astrophysics

144 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 Moore K, Scholz A, Jayawardhana R. The Rotation-disk Connection in Young Brown Dwarfs: Strong Evidence for Early Rotational Braking The Astrophysical Journal. 872: 159. DOI: 10.3847/1538-4357/aaff5c  0.321
2017 Cook NJ, Scholz A, Jayawardhana R. Very Low-mass Stars and Brown Dwarfs in Upper Scorpius UsingGaiaDR1: Mass Function, Disks, and Kinematics The Astronomical Journal. 154: 256. DOI: 10.3847/1538-3881/aa9751  0.464
2017 Elliott P, Scholz A, Jayawardhana R, Eislöffel J, Hébrard EM. A deep staring campaign in the σ Orionis cluster Astronomy & Astrophysics. 608: A66. DOI: 10.1051/0004-6361/201730973  0.426
2016 Kostov VB, Moore K, Tamayo D, Jayawardhana R, Rinehart SA. TATOOINE'S FUTURE: THE ECCENTRIC RESPONSE OF 'S CIRCUMBINARY PLANETS TO COMMON-ENVELOPE EVOLUTION OF THEIR HOST STARS. The Astrophysical Journal. 832. PMID 32741977 DOI: 10.3847/0004-637X/832/2/183  0.422
2016 Currie T, Grady CA, Cloutier R, Konishi M, Stassun K, Debes J, Van Der Marel N, Muto T, Jayawardhana R, Ratzka T. The matryoshka disk: Keck/nirc2 discovery of a solar-system-scale, radially segregated residual protoplanetary disk around HD 141569A Astrophysical Journal Letters. 819. DOI: 10.3847/2041-8205/819/2/L26  0.506
2016 Kostov VB, Moore K, Tamayo D, Jayawardhana R, Rinehart SA. TATOOINE’S FUTURE: THE ECCENTRIC RESPONSE OFKEPLER’S CIRCUMBINARY PLANETS TO COMMON-ENVELOPE EVOLUTION OF THEIR HOST STARS The Astrophysical Journal. 832: 183. DOI: 10.3847/0004-637X/832/2/183  0.38
2016 Daemgen S, Meyer RE, Jayawardhana R, Petr-Gotzens MG. The frequency of accretion disks around single stars: Chamaeleon I Astronomy and Astrophysics. 586. DOI: 10.1051/0004-6361/201525897  0.571
2015 Scholz A, Kostov V, Jayawardhana R, Mužić K. ROTATION PERIODS of YOUNG BROWN DWARFS: K2 SURVEY in UPPER SCORPIUS Astrophysical Journal Letters. 809. DOI: 10.1088/2041-8205/809/2/L29  0.452
2015 Mužić K, Scholz A, Geers VC, Jayawardhana R. SUBSTELLAR OBJECTS in NEARBY YOUNG CLUSTERS (SONYC) IX: The PLANETARY-MASS DOMAIN of CHAMAELEON-I and UPDATED MASS FUNCTION in LUPUS-3 Astrophysical Journal. 810. DOI: 10.1088/0004-637X/810/2/159  0.416
2015 Lachapelle FR, Lafrenière D, Gagné J, Jayawardhana R, Janson M, Helling C, Witte S. Characterization of low-mass, wide-separation substellar companions to stars in upper Scorpius: Near-infrared photometry and spectroscopy Astrophysical Journal. 802. DOI: 10.1088/0004-637X/802/1/61  0.515
2015 Croll B, Albert L, Jayawardhana R, Cushing M, Moutou C, Lafreniere D, Johnson JA, Bonomo AS, Deleuil M, Fortney J. Near-infrared thermal emission detections of a number of hot Jupiters and the systematics of ground-based near-infrared photometry Astrophysical Journal. 802. DOI: 10.1088/0004-637X/802/1/28  0.357
2015 Daemgen S, Bonavita M, Jayawardhana R, Lafrenìere D, Janson M. Sub-stellar companions and stellar multiplicity in the taurus star-forming region Astrophysical Journal. 799. DOI: 10.1088/0004-637X/799/2/155  0.556
2015 Esteves LJ, Jayawardhana R, Mooij ED. Making the Most of Kepler Photometry: Characterizing Exoplanets through Phase Curve Analysis Epj Web of Conferences. 101. DOI: 10.1051/epjconf/201510102003  0.313
2015 Daemgen S, Jayawardhana R, Petr-Gotzens MG, Meyer E. Protoplanetary Disk Evolution: Singles vs. Binaries Proceedings of the International Astronomical Union. 10: 135-138. DOI: 10.1017/S1743921315006316  0.555
2014 De Mooij EJW, López-Morales M, Karjalainen R, Hrudkova M, Jayawardhana R. Ground-based transit observations of the super-earth 55 Cnc e Astrophysical Journal Letters. 797. DOI: 10.1088/2041-8205/797/2/L21  0.374
2014 Bonavita M, Daemgen S, Desidera S, Jayawardhana R, Janson M, Lafrenière D. A new sub-stellar companion around the young star HD 284149 Astrophysical Journal Letters. 791. DOI: 10.1088/2041-8205/791/2/L40  0.482
2014 Currie T, Daemgen S, Debes J, Lafreniere D, Itoh Y, Jayawardhana R, Ratzka T, Correia S. Direct imaging and spectroscopy of a candidate companion below/near the deuterium-burning limit in the young binary star system, ROXs 42B Astrophysical Journal Letters. 780. DOI: 10.1088/2041-8205/780/2/L30  0.533
2014 Cloutier R, Currie T, Rieke GH, Kenyon SJ, Balog Z, Jayawardhana R. A deep spitzer survey of circumstellar disks in the young double cluster, h and χ persei Astrophysical Journal. 796. DOI: 10.1088/0004-637X/796/2/127  0.626
2014 Currie T, Burrows A, Girard JH, Cloutier R, Fukagawa M, Sorahana S, Kuchner M, Kenyon SJ, Madhusudhan N, Itoh Y, Jayawardhana R, Matsumura S, Pyo TS. Deep thermal infrared imaging of hr 8799 bcde: New atmospheric constraints and limits on a fifth planet Astrophysical Journal. 795. DOI: 10.1088/0004-637X/795/2/133  0.363
2014 Broekhoven-Fiene H, Matthews B, Duchêne G, Di Francesco J, Scholz A, Chrysostomou A, Jayawardhana R. The disk around the brown dwarf KPNO TAU 3 Astrophysical Journal. 789. DOI: 10.1088/0004-637X/789/2/155  0.308
2014 Mužić K, Scholz A, Geers VC, Jayawardhana R, Martí BL. Substellar objects in nearby young clusters (SONYC). VIII. Substellar population in Lupus 3 Astrophysical Journal. 785. DOI: 10.1088/0004-637X/785/2/159  0.489
2014 Lafrenière D, Jayawardhana R, Van Kerkwijk MH, Brandeker A, Janson M. An adaptive optics multiplicity census of young stars in upper scorpius Astrophysical Journal. 785. DOI: 10.1088/0004-637X/785/1/47  0.477
2013 Jayawardhana R. Coming soon: a supernova near you. Scientific American. 309: 68-73. PMID 24383367 DOI: 10.1038/scientificamerican1213-68  0.404
2013 Currie T, Burrows A, Madhusudhan N, Fukagawa M, Girard JH, Dawson R, Murray-Clay R, Kenyon S, Kuchner M, Matsumura S, Jayawardhana R, Chambers J, Bromley B. A combined very large telescope and Gemini study of the atmosphere of the directly imaged planet, β Pictoris b Astrophysical Journal. 776. DOI: 10.1088/0004-637X/776/1/15  0.363
2013 Scholz A, Geers V, Clark P, Jayawardhana R, Muzic K. Substellar objects in nearby young clusters. VII. the substellar mass function revisited Astrophysical Journal. 775. DOI: 10.1088/0004-637X/775/2/138  0.454
2013 Janson M, Lafrenière D, Jayawardhana R, Bonavita M, Girard JH, Brandeker A, Gizis JE. A multiplicity census of intermediate-mass stars in Scorpius-Centaurus Astrophysical Journal. 773. DOI: 10.1088/0004-637X/773/2/170  0.512
2013 De Mooij EJW, Brogi M, De Kok RJ, Snellen IAG, Croll B, Jayawardhana R, Hoekstra H, Otten GPPL, Bekkers DH, Haffert SY, Van Houdt JJ. Search for rayleigh scattering in the atmosphere of GJ1214b Astrophysical Journal. 771. DOI: 10.1088/0004-637X/771/2/109  0.323
2013 Apai D, Radigan J, Buenzli E, Burrows A, Reid IN, Jayawardhana R. HST spectral mapping of L/T transition brown dwarfs reveals cloud thickness variations Astrophysical Journal. 768. DOI: 10.1088/0004-637X/768/2/121  0.404
2012 Doyon R, Hutchings J, Beaulieu M, Albert L, Lafrenière D, Willott C, Touahri D, Rowlands N, Maszkiewicz M, Fullerton A, Volk K, Martel A, Chayer P, Sivaramakrishnan A, Abraham R, ... ... Jayawardhana R, et al. The JWST Fine Guidance Sensor (FGS) and Near-Infrared Imager and Slitless Spectrograph (NIRISS) Proceedings of Spie - the International Society For Optical Engineering. 8442. DOI: 10.1117/12.926578  0.316
2012 Janson M, Jayawardhana R, Girard JH, Lafrenière D, Bonavita M, Gizis J, Brandeker A. New brown dwarf companions to young stars in Scorpius-Centaurus Astrophysical Journal Letters. 758. DOI: 10.1088/2041-8205/758/1/L2  0.523
2012 Scholz A, Jayawardhana R, Muzic K, Geers V, Tamura M, Tanaka I. Substellar objects in nearby young clusters (SONYC). VI. the planetary-mass domain of NGC1333 Astrophysical Journal. 756. DOI: 10.1088/0004-637X/756/1/24  0.408
2012 Radigan J, Jayawardhana R, Lafrenière D, Artigau E, Marley M, Saumon D. Large-amplitude variations of an L/T transition brown dwarf: Multi-wavelength observations of patchy, high-contrast cloud features Astrophysical Journal. 750. DOI: 10.1088/0004-637X/750/2/105  0.319
2012 Nguyen DC, Brandeker A, Van Kerkwijk MH, Jayawardhana R. Close companions to young stars. I. A large spectroscopic survey in chamaeleon i and Taurus-Auriga Astrophysical Journal. 745. DOI: 10.1088/0004-637X/745/2/119  0.588
2012 Muzic K, Scholz A, Geers V, Jayawardhana R, Tamura M. Substellar objects in nearby young clusters (SONYC). V. New brown dwarfs in ρ Ophiuchi Astrophysical Journal. 744. DOI: 10.1088/0004-637X/744/2/134  0.48
2012 Scholz A, Muzic K, Geers V, Bonavita M, Jayawardhana R, Tamura M. Substellar objects in nearby young clusters (SONYC). IV. A census of very low mass objects in NGC 1333 Astrophysical Journal. 744. DOI: 10.1088/0004-637X/744/1/6  0.447
2011 Janson M, Bonavita M, Klahr H, Lafrenière D, Jayawardhana R, Zinnecker H. High-contrast imaging search for planets and brown dwarfs around the most massive stars in the solar neighborhood Astrophysical Journal. 736. DOI: 10.1088/0004-637X/736/2/89  0.543
2011 Mužić K, Scholz A, Geers V, Fissel L, Jayawardhana R. Substellar Objects in Nearby Young Clusters (SONYC). III. Chamaeleon-I Astrophysical Journal. 732. DOI: 10.1088/0004-637X/732/2/86  0.442
2011 Lafrenière D, Jayawardhana R, Janson M, Helling C, Witte S, Hauschildt P. Discovery of an ∼ 23 M Jup brown dwarf orbiting 700 AU from the massive star hip 78530 in upper scorpius Astrophysical Journal. 730. DOI: 10.1088/0004-637X/730/1/42  0.476
2011 Geers V, Scholz A, Jayawardhana R, Lee E, Lafrenière D, Tamura M. Substellar Objects in Nearby Young Clusters (SONYC). II. The brown dwarf population of ρ Ophiuchi Astrophysical Journal. 726. DOI: 10.1088/0004-637X/726/1/23  0.454
2011 Bayo A, Barrado D, Stauffer J, Morales-Calderón M, Melo C, Huélamo N, Bouy H, Stelzer B, Tamura M, Jayawardhana R. Spectroscopy of very low mass stars and brown dwarfs in the Lambda Orionis star forming region: I. Enlarging the census down to the planetary mass domain in Collinder 69 Astronomy and Astrophysics. 536. DOI: 10.1051/0004-6361/201116617  0.536
2010 Scholz A, Wood K, Wilner D, Jayawardhana R, Delorme P, Caratti O Garatti A, Ivanov VD, Saviane I, Whitney B. A multiwavelength view of the protostellar binary IRAS 04325+2402: A case for turbulent fragmentation Monthly Notices of the Royal Astronomical Society. 409: 1557-1569. DOI: 10.1111/J.1365-2966.2010.17397.X  0.459
2010 Artigau E, Radigan J, Folkes S, Jayawardhana R, Kurtev R, Lafrenière D, Doyon R, Borissova J. Denis J081730.0-615520: An overlooked mid-t dwarf in the solar neighborhood Astrophysical Journal Letters. 718. DOI: 10.1088/2041-8205/718/1/L38  0.387
2010 Lafrenière D, Jayawardhana R, Van Kerkwijk MH. The directly imaged planet around the young solar analog 1RXS J160929.1-210524: Confirmation of common proper motion, temperature, and mass Astrophysical Journal. 719: 497-504. DOI: 10.1088/0004-637X/719/1/497  0.51
2010 Croll B, Albert L, Lafreniere D, Jayawardhana R, Fortney JJ. Near-infrared thermal emission from the hot Jupiter TrES-2b: Ground-based detection of the secondary eclipse Astrophysical Journal. 717: 1084-1091. DOI: 10.1088/0004-637X/717/2/1084  0.332
2010 Fedele D, Van Den Ancker ME, Henning T, Jayawardhana R, Oliveira JM. Timescale of mass accretion in pre-main-sequence stars Astronomy and Astrophysics. 510. DOI: 10.1051/0004-6361/200912810  0.606
2010 Bonavita M, Jayawardhana R, Janson M, Lafrenière D. Direct imaging and spectroscopy of planets and brown dwarfs in wide orbits Proceedings of the International Astronomical Union. 6: 113-116. DOI: 10.1017/S1743921311020035  0.498
2009 Scholz A, Xu X, Jayawardhana R, Wood K, Eislöffel J, Quinn C. Hotspots and a clumpy disc: Variability of brown dwarfs and stars in the young σ Ori cluster Monthly Notices of the Royal Astronomical Society. 398: 873-886. DOI: 10.1111/J.1365-2966.2009.15021.X  0.458
2009 Scholz A, Geers V, Jayawardhana R, Fissel L, Lee E, Lafreniere D, Tamura M. Substellar objects in nearby young clusters (SONYC): The bottom of the initial mass function in NGC 1333 Astrophysical Journal. 702: 805-822. DOI: 10.1088/0004-637X/702/1/805  0.477
2009 Radigan J, Lafrenière D, Jayawardhana R, Doyon R. Discovery of the widest very low mass field binary Astrophysical Journal. 698: 405-409. DOI: 10.1088/0004-637X/698/1/405  0.365
2009 Nguyen DC, Scholz A, Van Kerkwijk MH, Jayawardhana R, Brandeker A. How variable is accretion in young stars? Astrophysical Journal. 694. DOI: 10.1088/0004-637X/694/2/L153  0.463
2009 Nguyen DC, Brandeker A, Jayawardhana R, Van Kerkwijk MH, Scholz A. Multiplicity in star formation: close binaries in Chamaeleon i and Taurus-Auriga Aip Conference Proceedings. 1094: 848-851. DOI: 10.1063/1.3099249  0.554
2008 Lafrenière D, Jayawardhana R, Van Kerkwijk MH. DIRECT IMAGING AND SPECTROSCOPY OF A PLANETARY-MASS CANDIDATE COMPANION TO A YOUNG SOLAR ANALOG Astrophysical Journal. 689. DOI: 10.1086/595870  0.338
2008 Radigan J, Lafrenière D, Jayawardhana R, Doyon R. Discovery of a wide substellar companion to a nearby low-mass star Astrophysical Journal. 689: 471-477. DOI: 10.1086/592379  0.408
2008 Scholz A, Jayawardhana RAY, Wood K, Lafrenière D, Schreyer K, Doyon R. Iras 04325 + 2402C: A very low mass object with an edge-on disk Astrophysical Journal. 681. DOI: 10.1086/590339  0.509
2008 Lafrenière D, Jayawardhana R, Brandeker A, Ahmic M, Van Kerkwijk MH. A multiplicity census of young stars in chamaeleon I Astrophysical Journal. 683: 844-861. DOI: 10.1086/590239  0.545
2008 Scholz A, Jayawardhana R. Dusty Disks at the Bottom of the Initial Mass Function The Astrophysical Journal. 672. DOI: 10.1086/526340  0.443
2008 Nguyen DC, Jayawardhana R, van Kerkwijk M, Brandeker A, Scholz A. A search for disk-locking in the chamaeleon i star forming region Eso Astrophysics Symposia. 2008: 307-308. DOI: 10.1007/978-3-540-75485-5_77  0.536
2007 Ahmic M, Jayawardhana R, Brandeker A, Scholz A, Van Kerkwdk MH, Delgado-Donate E, Froebrich D. Multiplicity among young brown dwarfs and very low mass stars Astrophysical Journal. 671: 2074-2081. DOI: 10.1086/522875  0.625
2007 Lafrenière D, Doyon R, Marois C, Nadeau D, Oppenheimer BR, Roche PF, Rigaut F, Graham JR, Jayawardhana R, Johnstone D, Kalas PG, Macintosh B, Racine R. The Gemini Deep Planet Survey Astrophysical Journal. 670: 1367-1390. DOI: 10.1086/522826  0.626
2007 Damjanov I, Jayawardhana R, Scholz A, Ahmic M, Nguyen DC, Brandeker A, Van Kerkwijk MH. A comprehensive view of circumstellar disks in Chamaeleon I: Infrared excess, accretion signatures, and binarity Astrophysical Journal. 670: 1337-1346. DOI: 10.1086/522079  0.654
2007 Stelzer B, Scholz A, Jayawardhana RAY. Emission line variability of the accreting young brown dwarf 2MASSW J1207334-393254: From hours to years Astrophysical Journal. 671: 842-852. DOI: 10.1086/521431  0.519
2007 Matthews BC, Greaves JS, Holland WS, Wyatt MC, Barlow MJ, Bastien P, Beichman CA, Biggs A, Butner HM, Dent WRF, Di Francesco J, Dominik C, Fissel L, Friberg P, Gibb AG, ... ... Jayawardhana R, et al. An unbiased survey of 500 nearby stars for debris disks: A JCMT legacy program Publications of the Astronomical Society of the Pacific. 119: 842-854. DOI: 10.1086/521318  0.624
2007 Ward-Thompson D, Di Francesco J, Hatchell J, Hogerheijde MR, Nutter D, Bastien P, Basu S, Bonnell I, Bowey J, Brunt C, Buckle J, Butner H, Cavanagh B, Chrysostomou A, Curtis E, ... ... Jayawardhana R, et al. The James Clerk Maxwell telescope legacy survey of nearby star-forming regions in the gould belt Publications of the Astronomical Society of the Pacific. 119: 855-870. DOI: 10.1086/521277  0.533
2007 Scholz A, Coffey J, Brandeker A, Jayawardhana R. Rotation and activity of pre-main-sequence stars Astrophysical Journal. 662: 1254-1267. DOI: 10.1086/518361  0.553
2007 Whelan ET, Ray TP, Randich S, Bacciotti F, Jayawardhana R, Testi L, Natta A, Mohanty S. Discovery of a bipolar outflow from 2MASSW J1207334-393254, A 24 M Jup brown dwarf Astrophysical Journal. 659: L45-L48. DOI: 10.1086/516734  0.322
2007 Scholz A, Jayawardhana R, Wood K, Meeus G, Stelzer B, Walker C, O'Sullivan M. Evolution of brown dwarf disks: A Spitzer survey in upper scorpius Astrophysical Journal. 660: 1517-1531. DOI: 10.1086/513066  0.625
2007 Mohanty S, Jayawardhana R, Huélamo N, Mamajek E. The planetary mass companion 2mass 1207-3932B: Temperature, mass, and evidence for an edge-on disk Astrophysical Journal. 657: 1064-1091. DOI: 10.1086/510877  0.408
2007 Whelan ET, Ray TP, Bacciotti F, Randich S, Jayawardhana R, Natta A, Testi L, Mohanty S. Outflow activity in brown dwarfs Proceedings of the International Astronomical Union. 3: 357-364. DOI: 10.1017/S1743921307009714  0.419
2006 Jayawardhana R, Ivanov VD. Discovery of a young planetary-mass binary. Science (New York, N.Y.). 313: 1279-81. PMID 16888101 DOI: 10.1126/Science.1132128  0.497
2006 Mohanty S, Jayawardhana R. The mystery of brown dwarf origins. Scientific American. 294: 38-45. PMID 16468432 DOI: 10.1038/Scientificamerican0106-38  0.42
2006 Brandeker A, Jayawardhana R, Ivanov VD, Kurtev R. Infrared spectroscopy of the ultra-low-mass binary Oph 162225-240515 Astrophysical Journal. 653: L61-L64. DOI: 10.1086/510308  0.517
2006 Brandeker A, Jayawardhana RAY, Khavari P, Haisch KE, Mardones D. Deficit of wide binaries in the η Chamaeleontis young cluster Astrophysical Journal. 652: 1572-1584. DOI: 10.1086/508483  0.451
2006 Jayawardhana R, Ivanov VD. Spectroscopy of young planetary mass candidates with disks Astrophysical Journal. 647: L167-L170. DOI: 10.1086/507522  0.638
2006 Jayawardhana R, Coffey J, Scholz A, Brandeker A, Van Kerkwijk MH. Accretion disks around young stars: Lifetimes, disk locking, and variability Astrophysical Journal. 648: 1206-1218. DOI: 10.1086/506171  0.643
2006 Osten RA, Jayawardhana R. Radio Constraints on Activity in Young Brown Dwarfs The Astrophysical Journal. 644: L67-L70. DOI: 10.1086/505328  0.537
2006 Scholz A, Jayawardhana R, Wood K. Exploring brown dwarf disks: A 1.3 mm survey in taurus Astrophysical Journal. 645: 1498-1508. DOI: 10.1086/504464  0.625
2006 Scholz A, Jayawardhana R. Variable accretion and outflow in young brown dwarfs Astrophysical Journal. 638: 1056-1069. DOI: 10.1086/498973  0.533
2006 Jha S, Kirshner RP, Challis P, Garnavich PM, Matheson T, Soderberg AM, Graves GJM, Hicken M, Alves JF, Arce HG, Balog Z, Barmby P, Barton EJ, Berlind P, Bragg AE, ... ... Jayawardhana R, et al. UBVRI Light curves of 44 Type Ia supernovae Astronomical Journal. 131: 527-554. DOI: 10.1086/497989  0.541
2006 Stelzer B, Micela G, Flaccomio E, Neuhäuser R, Jayawardhana R. X-ray emission of brown dwarfs: Towards constraining the dependence on age, luminosity, and temperature Astronomy and Astrophysics. 448: 293-304. DOI: 10.1051/0004-6361:20053677  0.463
2006 Whelan ET, Ray TP, Bacciotti F, Jayawardhana R. Probing outflow activity in very low mass stars and brown dwarfs New Astronomy Reviews. 49: 582-589. DOI: 10.1016/j.newar.2005.10.011  0.51
2005 Berger E, Kulkarni SR, Fox DB, Soderberg AM, Harrison FA, Nakar E, Kelson DD, Gladders MD, Mulchaey JS, Oemler A, Dressler A, Cenko SB, Price PA, Schmidt BP, Frail DA, ... ... Jayawardhana R, et al. Afterglows, redshifts, and properties of swift gamma-ray bursts Astrophysical Journal. 634: 501-508. DOI: 10.1086/491667  0.46
2005 Scholz A, Jayawardhana R, Brandeker A. Whims of an accreting young brown dwarf: Exploring the emission-line variability of 2MASSW J1207334-393254 Astrophysical Journal. 629. DOI: 10.1086/444358  0.525
2005 Haisch KE, Jayawardhana R, Alves J. Constraints on inner disk evolution timescales: A disk census of the η chamaeleontis young cluster Astrophysical Journal. 627. DOI: 10.1086/431898  0.541
2005 Berger E, Rutledge RE, Reid IN, Bildsten L, Gizis JE, Liebert J, Martín E, Basri G, Jayawardhana R, Brandeker A, Fleming TA, Johns-Krull CM, Giampapa MS, Hawley SL, Schmitt JHMM. The magnetic properties of an L dwarf derived from simultaneous radio, X-ray, and Hα observations Astrophysical Journal. 627: 960-973. DOI: 10.1086/430343  0.396
2005 Mohanty S, Jayawardhana R, Basri G. The T Tauri phase down to nearly planetary masses: Echelle spectra of 82 very low mass stars and brown dwarfs Astrophysical Journal. 626: 498-522. DOI: 10.1086/429794  0.62
2005 Mohanty S, Basri G, Jayawardhana R. Surface Gravities and Masses in Substellar Objects Highlights of Astronomy. 13: 813-815. DOI: 10.1017/S1539299600017214  0.457
2005 Mohanty S, Basri G, Jayawardhana R. Accretion in brown dwarfs down to nearly planetary masses Astronomische Nachrichten. 326: 891-894. DOI: 10.1002/Asna.200510450  0.483
2005 Scholz A, Jayawardhana R, Eislöffel J, Froebrich D. Rotation and variability of young very low-mass objects Astronomische Nachrichten. 326: 895-898. DOI: 10.1002/Asna.200510437  0.419
2004 Soderberg AM, Kulkarni SR, Berger E, Fox DW, Sako M, Frail DA, Gal-Yam A, Moon DS, Cenko SB, Yost SA, Phillips MM, Persson SE, Freedman WL, Wyatt P, Jayawardhana R, et al. The sub-energetic gamma-ray burst GRB 031203 as a cosmic analogue to the nearby GRB 980425. Nature. 430: 648-50. PMID 15295592 DOI: 10.1038/Nature02757  0.408
2004 Jayawardhana R. Astronomy. Unraveling brown dwarf origins. Science (New York, N.Y.). 303: 322-3. PMID 14726580 DOI: 10.1126/Science.1091840  0.619
2004 Greaves JS, Holland WS, Jayawardhana R, Wyatt MC, Dent WRF. A search for debris discs around stars with giant planets Monthly Notices of the Royal Astronomical Society. 348: 1097-1104. DOI: 10.1111/J.1365-2966.2004.07440.X  0.614
2004 Barrado y Navascués D, Jayawardhana R. A new classical T Tauri object at the substellar boundary in chamaeleon II Astrophysical Journal. 615: 840-849. DOI: 10.1086/424560  0.562
2004 Mohanty S, Jayawardhana R, Natta A, Fujiyoshi T, Tamura M, Barrado y Navascués D. Flared disks and silicate emission in young brown dwarfs Astrophysical Journal. 609. DOI: 10.1086/422555  0.626
2004 Barrado y Navascués D, Stauffer JR, Bouvier J, Jayawardhana R, Cuillandre JC. The substellar population of the young cluster λ Orionis Astrophysical Journal. 610: 1064-1078. DOI: 10.1086/421762  0.579
2004 Mohanty S, Jayawardhana R, Basri G. Measuring fundamental parameters of substellar objects. II. Masses and radii Astrophysical Journal. 609: 885-905. DOI: 10.1086/420924  0.51
2004 Mohanty S, Basri G, Jayawardhana R, Allard F, Hauschildt P, Ardila D. Measuring fundamental parameters of substellar objects. I. Surface gravities Astrophysical Journal. 609: 854-884. DOI: 10.1086/420923  0.476
2004 Barrado Y Navascués D, Mohanty S, Jayawardhana R. Accretion and outflow in the substellar domain: Magellan spectroscopy of LS-RCrA 1 Astrophysical Journal. 604: 284-296. DOI: 10.1086/381747  0.616
2004 Mugrauer M, Neuhäuser R, Guenther EW, Hatzes AP, Huélamo N, Fernández M, Ammler M, Retzlaff J, König B, Charbonneau D, Jayawardhana R, Brandner W. HD 77407 and GJ 577: Two new young stellar binaries. Detected with the Calar Alto Adaptive Optics System ALFA Astronomy and Astrophysics. 417: 1031-1038. DOI: 10.1051/0004-6361:20040008  0.564
2004 Navascués DBY, Martín EL, Jayawardhana R, Mohanty S. Classical T Tauri stars and substellar analogs Astrophysics and Space Science. 292: 665-672. DOI: 10.1023/B:Astr.0000045073.12759.1F  0.501
2004 Jayawardhana R. Between Cool Stars and Hot Planets: Origins of Brown Dwarfs Symposium - International Astronomical Union. 219: 296-300. DOI: 10.1017/S0074180900182269  0.558
2003 Hogerheijde MR, Johnstone D, Matsuyama I, Jayawardhana R, Muzerolle J. Indications for grain growth and mass decrease in cold dust disks around classical T Tauri stars in the MBM 12 young association Astrophysical Journal. 593. DOI: 10.1086/378345  0.614
2003 Mohanty S, Jayawardhana R, Barrado y Navascués D. Magellan echelle spectroscopy of TW Hydrae brown dwarfs Astrophysical Journal. 593. DOI: 10.1086/378315  0.627
2003 Brandeker A, Jayawardhana R, Najita J. Keck adaptive optics imaging of nearby young stars: Detection of close multiple systems Astronomical Journal. 126: 2009-2014. DOI: 10.1086/378057  0.555
2003 Jayawardhana R, Ardila DR, Stelzer B, Haisch KE. A disk census for young brown dwarfs Astronomical Journal. 126: 1515-1521. DOI: 10.1086/377144  0.647
2003 Jayawardhana R, Mohanty S, Basri G. Evidence for a T Tauri phase in young brown dwarfs Astrophysical Journal. 592: 282-287. DOI: 10.1086/375573  0.611
2003 Stelzer B, Fernández M, Costa VM, Gameiro JF, Grankin K, Henden A, Guenther E, Mohanty S, Flaccomio E, Burwitz V, Jayawardhana R, Predehl P, Durisen RH. The weak-line T Tauri star V410 Tau: I. A multi-wavelength study of variability Astronomy and Astrophysics. 411: 517-531. DOI: 10.1051/0004-6361:20031414  0.494
2003 Jayawardhana R, Mohanty S, Basri G, Ardila DR, Stelzer B, Haisch KE. Observational Clues to Brown Dwarf Origins Astrophysics and Space Science Library. 299: 251-258. DOI: 10.1007/1-4020-2600-5_30  0.618
2002 Jayawardhana R, Mohanty S, Basri G. Probing disk accretion in young brown dwarfs Astrophysical Journal. 578. DOI: 10.1086/344707  0.618
2002 Hogerheijde MR, Jayawardhana R, Johnstone D, Blake GA, Kessler JE. Millimeter-wave searches for cold dust and molecular gas around T Tauri stars in MBM 12 Astronomical Journal. 124: 3387-3392. DOI: 10.1086/344598  0.576
2002 Jayawardhana R, Luhman KL, D'Alessio P, Stauffer JR. Discovery of an edge-on disk in the MBM 12 young association Astrophysical Journal. 571. DOI: 10.1086/341202  0.585
2002 Alonso-Herrero A, Ivanon VD, Jayawardhana R, Hosokawa T. The relation between mid-infrared emission and black hole mass in active galactic nuclei: A direct way to probe black hole growth? Astrophysical Journal. 571. DOI: 10.1086/341198  0.584
2002 Jayawardhana R, Holland WS, Kalas P, Greaves JS, Dent WRF, Wyatt MC, Marcy GW. New submillimeter limits on dust in the 55 Cancri planetary system Astrophysical Journal. 570: L93-L96. DOI: 10.1086/341101  0.601
2002 Luhman KL, Jayawardhana R. An adaptive optics search for companions to stars with planets Astrophysical Journal. 566: 1132-1146. DOI: 10.1086/338338  0.617
2002 König B, Fuhrmann K, Neuhäuser R, Charbonneau D, Jayawardhana R. Direct detection of the companion of χ1 Orionis Astronomy and Astrophysics. 394. DOI: 10.1051/0004-6361:20021377  0.461
2001 Brandeker A, Liseau R, Artymowicz P, Jayawardhana R. Discovery of a new companion and evidence of a circumprimary disk: Adaptive optics imaging of the young multiple system vw chamaeleon Astrophysical Journal. 561. DOI: 10.1086/324676  0.612
2001 Jayawardhana R, Brandeker A. Discovery of close companions to the nearby young stars HD 199143 and HD 358623 Astrophysical Journal. 561. DOI: 10.1086/324443  0.635
2001 Jayawardhana R, Fisher RS, Telesco CM, Piña RK, Barrado Y Navascués D, Hartmann LW, Fazio GG. Mid-infrared imaging of candidate Vega-like systems Astronomical Journal. 122: 2047-2054. DOI: 10.1086/322092  0.733
2001 Marcy GW, Butler RP, Vogt SS, Liu MC, Laughlin G, Apps K, Graham JR, Lloyd J, Luhman KL, Jayawardhana R. Two substellar companions orbiting HD 168443 Astrophysical Journal. 555: 418-425. DOI: 10.1086/321445  0.534
2001 Jayawardhana R, Wolk SJ, Barrado Y Navascués D, Telesco CM, Hearty TJ. Protoplanetary disks in the nearest star-forming cloud: Mid-infrared imaging and optical spectroscopy of MBM 12 members Astrophysical Journal. 550: L197-L200. DOI: 10.1086/319647  0.634
2001 Jayawardhana R, Hartmann L, Calvet N. Infall models of class 0 protostars Astrophysical Journal. 548: 310-317. DOI: 10.1086/318650  0.58
2000 Jayawardhana R. New stars on the block Science. 288: 64-65. DOI: 10.1126/Science.288.5463.64  0.551
2000 Marengo M, Jayawardhana R, Fazio GG, Hoffmann WF, Hora JL, Dayal A, Deutsch LK. Mid-Infrared Imaging of the Massive Young Star AFGL 2591: Probing the Circumstellar Environment of an Outflow Source The Astrophysical Journal. 541. DOI: 10.1086/312899  0.796
2000 Jayawardhana R, Holland WS, Greaves JS, Dent WRF, Marcy GW, Hartmann LW, Fazio GG. Dust in the 55 Cancri planetary system The Astrophysical Journal. 536: 425-428. DOI: 10.1086/308942  0.69
2000 Telesco CM, Fisher RS, Piña RK, Knacke RF, Dermott SF, Wyatt MC, Grogan K, Holmes EK, Ghez AM, Prato L, Hartmann LW, Jayawardhana R. Deep 10 and 18 micron imaging of the HR 4796A circumstellar disk: Transient dust particles and tentative evidence for a brightness asymmetry Astrophysical Journal. 530: 329-341. DOI: 10.1086/308332  0.512
2000 Jayawardhana R, Holland WS, Greaves JS, Dent WRF, Marcy GW, Hartmann LW, Fazio GG. Dust in the 55 Cancri planetary system Astrophysical Journal. 536: 425-428.  0.675
2000 Marengo M, Jayawardhana R, Fazio GG, Hoffmann WF, Hora JL, Dayal A, Deutsch LK. Mid-infrared imaging of the massive young star AFGL 2591: Probing the circumstellar environment of an outflow source Astrophysical Journal. 541: L63-L66.  0.76
1999 Jayawardhana R, Hartmann L, Fazio G, Fisher RS, Telesco CM, Piña RK. A Disk Census For The Nearest Group Of Young Stars: Mid-Infrared Observations Of The Tw Hydrae Association The Astrophysical Journal. 521. DOI: 10.1086/312200  0.692
1999 Jayawardhana R, Hartmann L, Fazio G, Fisher RS, Telesco CM, Piña RK. Mid-infrared imaging of the young binary star hen 3-600: Evidence for a dust disk around the primary The Astrophysical Journal. 520. DOI: 10.1086/312148  0.705
1999 Hartmann L, Calvet N, Allen L, Chen H, Jayawardhana R. The complex protostellar source IRAS 04325+ 2402 Astronomical Journal. 118: 1784-1790. DOI: 10.1086/301040  0.633
1999 Jayawardhana R, Hartmann L, Fazio G, Fisher RS, Telesco CM, Piña RK. A disk census for the nearest group of young stars: Mid-infrared observations of the TW Hydrae association Astrophysical Journal. 521: L129-L132.  0.645
1999 Jayawardhana R, Hartmann L, Fazio G, Fisher RS, Telesco CM, Piña RK. Mid-infrared imaging of the young binary star hen 3-600: Evidence for a dust disk around the primary Astrophysical Journal. 520: L41-L44.  0.68
1998 Jayawardhana R, Fisher S, Hartmann L, Telesco C, Piña R, Fazio G. A Dust Disk Surrounding the Young A Star HR 4796A The Astrophysical Journal. 503: L79-L82. DOI: 10.1086/311524  0.746
1998 Jayawardhana R, Fisher S, Hartmann L, Telesco C, Piña R, Fazio G. A dust disk surrounding the young a star HR 4796A Astrophysical Journal. 503.  0.563
1996 Jayawardhana R, Grindlay JE. Pulse profiles of millisecond pulsars International Astronomical Union Colloquium. 160: 231-232. DOI: 10.1017/S0252921100041580  0.443
1994 Jayawardhana R. The keck scopes out the legacy of the big bang. Science. 264: 346-346. PMID 17836895 DOI: 10.1126/Science.264.5157.346  0.389
1994 Jayawardhana R. Astronomers gossip about the (cosmic) neighborhood Science. 265: 1526-1527. DOI: 10.1126/Science.265.5178.1526  0.473
1994 Jayawardhana R. Red galaxies hint at an old universe Science. 264: 906-907. DOI: 10.1126/Science.264.5161.906-A  0.553
1994 Jayawardhana R. Revealed: A lost tribe of quasars? Science. 265: 2012.  0.398
1994 Jayawardhana R. Micro-quasars found in our galaxy Science. 265: 1362-1363.  0.492
1993 Jayawardhana R. A new supernova in the northern sky Science. 260: 163. DOI: 10.1126/Science.260.5105.163  0.307
1993 Jayawardhana R. Quasars: Double darkness in Draco Science. 260: 625.  0.369
1993 Jayawardhana R. Could quasars get their shine from stars? Science. 259: 1692-1693.  0.562
1992 Jayawardhana R. At the galactic center, a nest of stellar oldsters Science. 257: 746. DOI: 10.1126/Science.257.5071.746  0.574
1992 Jayawardhana R. Astronomers bag another black hole Science. 256: 1760. DOI: 10.1126/Science.256.5065.1760  0.385
Show low-probability matches.