Select Publications

Book Chapters

Lawson WA, 1986, 'RY Sgr: Pulsation Related Phenomenon', in Hydrogen Deficient Stars and Related Objects, Springer Netherlands, pp. 211 - 215, http://dx.doi.org/10.1007/978-94-009-4744-3_24

Journal articles

Murphy SJ; Lawson WA; Onken CA; Yong D; Da Costa GS; Zhou G; Mamajek EE; Bell CPM; Bessell MS; Feinstein AD, 2019, 'THOR 42: A touchstone ∼24 Myr-old eclipsing binary spanning the fully-convective boundary', Monthly Notices of the Royal Astronomical Society, 149, http://dx.doi.org/10.1093/mnras/stz3198

Do Duy T; Lawson WA, 2019, 'Evidence for the absorption of crystalline silicates at 11.1 $\mu$m in the spectra of the nucleus of the Circinus galaxy', Monthly Notices of the Royal Astronomical Society: Letters, 488, pp. 75 - 79, http://dx.doi.org/10.1093/mnrasl/slz096

Wright CM; Do Duy T; Lawson W, 2016, 'Absorption at 11μm in the interstellar medium and embedded sources: Evidence for crystalline silicates', Monthly Notices of the Royal Astronomical Society, 457, pp. 1593 - 1625, http://dx.doi.org/10.1093/mnras/stw041

Murphy SJ; Lawson WA; Bento J, 2015, 'New members of the TWHydrae Association and two accreting M-dwarfs in Scorpius-Centaurus', Monthly Notices of the Royal Astronomical Society, 453, pp. 2220 - 2231, http://dx.doi.org/10.1093/mnras/stv1745

Murphy SJ; Lawson WA, 2015, 'New low-mass members of the Octans stellar association and an updated 30-40 Myr lithium age', Monthly Notices of the Royal Astronomical Society, 447, pp. 1267 - 1281, http://dx.doi.org/10.1093/mnras/stu2450

Murphy SJ; Lawson WA; Bessell MS, 2013, 'Re-examining the membership and origin of the Ε Cha association', Monthly Notices of the Royal Astronomical Society, 435, pp. 1325 - 1349, http://dx.doi.org/10.1093/mnras/stt1375

Becker C; Moraux E; Duchene G; Maschberger T; Lawson WA, 2013, 'Reverse dynamical evolution of eta Chamaeleontis', Astronomy and Astrophysics, 552, pp. 1 - 13, http://dx.doi.org/10.1051/0004-6361/201219204

Fang M; Van boekel R; Bouwman J; Henning T; Lawson WA; Sicilia-Aguilar A, 2013, 'Young stars in epsilon Chamaleontis and their disks: disk evolution in sparse associations', Astronomy and Astrophysics, 549, pp. 1 - 17, http://dx.doi.org/10.1051/0004-6361/201118528

Murphy SJ; Lawson WA; Bessell MS, 2012, 'RX J0942.7−7726AB: an isolated pre-main-sequence wide binary', Monthly Notices of the Royal Astronomical Society, 424, pp. 625 - 634, http://dx.doi.org/10.1111/j.1365-2966.2012.21243.x

Dupree AK; Brickhouse NS; Cranmer SR; Luna GJM; Schneider EE; Bessell MS; Bonanos A; Crause LA; Lawson WA; Mallik SV; Schuler SC, 2012, 'TW Hya: Spectral Variability, X-rays, and Accretion Diagnostics', The Astrophysical Journal, 750, pp. 73 - 91, http://dx.doi.org/10.1088/0004-637X/750/1/73

Roccatagliata V; Bouwman J; Henning T; Gennaro M; Feigelson ED; Kim JS; Sicilia-Aquilar A; Lawson WA, 2011, 'Disk evolution in OB associations: deep Spitzer/IRAC observations of IC 1795', The Astrophysical Journal, 733, pp. 113-1 - 113-20, http://dx.doi.org/10.1088/0004-637X/733/2/113

Murphy SJ; Lawson WA; Bessell MS; Bayliss DDR, 2011, 'Episodic disk accretion in the halo of the 'old' pre-main-sequence cluster eta Chamaeleontis', Monthly Notices of the Royal Astronomical Society -Letters, 411, pp. 51 - 55, http://dx.doi.org/10.1111/j.1745-3933.2010.00992.x

Bullock E; Szkody P; Mukadam AS; Borges BW; Fraga L; Gansicke B; Harrison TE; Henden A; Holtzman J; Howell SB; Lawson WA; Levine S; Plotkin R; Seibert M; Templeton M; Teske J; Vrba FJ, 2011, 'GALEX and optical observations of GW Librae during the long decline from superoutburst', Astronomical Journal, 141, pp. 84-1 - 84-11, http://dx.doi.org/10.1088/0004-6256/141/3/84

Lawson WA; Crause LA, 2011, 'Rotational Variability in Pre-Main Sequence Stars: TWA 6 in 2008', Information Bulletin on Variable Stars, 5989, pp. 1 - 4

Clayton GC; Sugarman B; Stanford SA; Whitney B; Honor J; Babler B; Barlow MJ; Gordon KJ; Andrews JE; Geballe TR; Bond HE; De Marco O; Lawson WA; Sibthorpe B; Olofsson G; Polehampton E; Gomez HL; Matsuura M; Hargrave PC; Ivison RJ; Weeson R; Leeks SJ; Swinyard BM; Lim TL, 2011, 'The Circumstellar Environment of R Coronae Borealis Stars: White Dwarf Merger or Final-Helium-Shell Flash', The Astrophysical Journal, 743, pp. 44 - 53, http://dx.doi.org/10.1088/0004-637X/743/1/44

Clayton GC; De Marco O; Whitney BA; Babler B; Gallagher JS; Nordhaus J; Speck AK; Wolff MJ; Freeman WR; Camp KA; Lawson WA; Roman-Duval J; Misselt KA; Meade M; Sonneborn G; Matsuura M; Meixner M, 2011, 'The Dust Properties of Two Hot R Coronae Borealis Stars and a Wolf-Rayet Central Star of a Planetary Nebula: In Search of a Possible Link', Astronomical Journal, 142, pp. 54-1 - 54-8, http://dx.doi.org/10.1088/0004-6256/142/2/54

Murphy SJ; Lawson WA; Bessell MS, 2010, 'First detection of a low-mass halo around the young open cluster ç Chamaeleontis', Monthly Notices of the Royal Astronomical Society -Letters, 406, pp. L50 - L54, http://dx.doi.org/10.1111/j.1745-3933.2010.00879.x

Bouwman J; Lawson WA; Juhasz A; Dominik C; Feigelson ED; Henning T; Tielens AGGM; Waters LBFM, 2010, 'The protoplanetary disk around the M4 star RECX 5: witnessing the influence of planet formation?', The Astrophysical Journal, 723, pp. L243 - L247, http://dx.doi.org/10.1088/2041-8205/723/2/L243

Skelly MB; Unruh YC; Barnes JR; Lawson WA; Donati J; Collier Cameron A, 2009, 'Doppler images and chromospheric variability of TWA 17', Monthly Notices of the Royal Astronomical Society, 399, pp. 1829 - 1838

Meeus G; Juhasz A; Henning T; Bouwman J; Chen CW; Lawson WA; Apai D; Pascucci I; Sicilia-Aguilar A, 2009, 'MBM 12: young protoplanetary discs at high galactic latitude', Astronomy and Astrophysics, 497, pp. 379 - 392

Revnivtsev MG; Kniazev AY; Sazonov SY; Burenin RA; Tekola A; Buckley DA; Pretorius ML; Menzies J; Lawson WA, 2009, 'Optical identification of the source IGR J08390-4833 from the INTEGRAL all-sky survey', Astronomy Letters - a Journal of Astronomy and Space Astrophysics, 35, pp. 33 - 38

Lawson WA; Crause LA, 2009, 'Rotational and Candidate-Eclipsing-Binary Light Curves for Pre-Main-Sequence Stars in the Chamaeleon I Star-Forming Cloud', Publications of the Astronomical Society of Australia, 26, pp. 31 - 36

Hussain GA; Collier Cameron A; Jardine MM; Dunstone N; Ramirez Velez J; Stempels HC; Donati J; Semel M; Aulanier G; Harries T; Bouvier J; Dougados C; Ferreira J; Carter BD; Lawson WA, 2009, 'Surface magnetic fields on two accreting T Tauri stars: CV Cha and CR Cha', Monthly Notices of the Royal Astronomical Society, 398, pp. 189 - 200

Lawson WA; Lyo AR; Bessell MS, 2009, 'The age rank of the nearest pre-main-sequence groups', Monthly Notices of the Royal Astronomical Society, 400, pp. L29 - L33

Sicilia-Aguilar A; Bouwman J; Juhasz A; Henning T; Roccatagliata V; Lawson WA; Acke B; Feigelson ED; Tielens AG; Decin L; Meeus G, 2009, 'The long-lived disks in the eta Chamaeleontis cluster', The Astrophysical Journal, 701, pp. 1188 - 1203

Skelly MB; Unruh YC; Collier Cameron A; Barnes JR; Donati J; Lawson WA; Carter BD, 2008, 'Doppler images and chromospheric variability of TWA 6', Monthly Notices of the Royal Astronomical Society, 385, pp. 708 - 718

Lyo AR; Lawson WA; Bessell MS, 2008, 'Spectrophotometric properties of pre-main-sequence stars: the epsilon Chamaeleontis cluster', Monthly Notices of the Royal Astronomical Society, 389, pp. 1461 - 1469

Getman KV; Feigelson ED; Lawson WA; Broos PS; Garmire GP, 2008, 'The stellar population and origin of the mysterious high-latitude star-forming cloud CG 12', The Astrophysical Journal, 673, pp. 331 - 353

Moraux E; Lawson WA; Clarke C, 2007, 'η Chamaeleontis: Abnormal initial mass function or dynamical evolution?', Astronomy and Astrophysics, 473, pp. 163 - 170, http://dx.doi.org/10.1051/0004-6361:20066847

Smith RG; Lawson WA; Wright CM, 2007, 'A Herbig-Haro object associated with GGD30 and its exciting source', Monthly Notices of the Royal Astronomical Society, 375, pp. 257 - 260

Moraux E; Lawson WA; Clarke CL, 2007, 'eta Chamaeleontis: abnormal initial mass function or dynamical evolution?', Astronomy and Astrophysics, 473, pp. 163 - 170

Crause LA; Lawson WA; Henden A, 2007, 'Pulsation-decline relationships in R Coronae Borealis stars', Monthly Notices of the Royal Astronomical Society, 375, pp. 301 - 306

Feigelson ED; Lawson WA; Stark M; Townsley L; Garmire GP, 2006, '51 Eridani and GJ 3305: A 10-15 Myr old binary star system at 30 Parsecs', Astronomical Journal, 131, pp. 1730 - 1739

Lyo AR; Song I; Lawson WA; Bessell MS; Zuckerman B, 2006, 'A deep photometric survey of the eta Chamaeleontis cluster down to the brown dwarf - planet boundary', Monthly Notices of the Royal Astronomical Society, 368, pp. 1451 - 1455, http://dx.doi.org/10.1111/j.1365-2966.2006.10232.x

Bouwman J; Lawson WA; Dominik C; Feigelson ED; Henning T; Tielens AG; Waters LB, 2006, 'Binarity as a Key Factor in Protoplanetary Disk Evolution: SPITZER Disk Census of the Eta Camaeleontis Cluster', The Astrophysical Journal, 653, pp. L57 - L60

Feigelson ED; Lawson WA; Garmire GP, 2006, 'Erratum: “The ε Chamaeleontis Young Stellar Group and the Characterization of Sparse Stellar Clusters” (ApJ, 599, 1207 [2003])', The Astrophysical Journal, 649, pp. 1184 - 1184, http://dx.doi.org/10.1086/506202

Lawson WA; Crause LA, 2005, 'Rotation periods for stars of the TW Hydrae association: the evidence for two spatially and rotationally distinct pre-main-sequence populations', Monthly Notices of the Royal Astronomical Society, 357, pp. 1399 - 1406

Crause LA; Lawson WA; Menzies J; Marang F, 2005, 'V838 Mon: light echo evolution and distance estimate', Monthly Notices of the Royal Astronomical Society, 358, pp. 1352 - 1360

Feigelson ED; Lawson WA, 2004, 'An X-ray census of young stars in the Chamaeleon I North cloud', The Astrophysical Journal, 614, pp. 267 - 283

Lawson WA; Lyo AR; Muzerolle J, 2004, 'Long-lived disc accretion in the eta Chamaeleontis pre-main sequencestar cluster', Monthly Notices of the Royal Astronomical Society, 351, pp. L39 - L43

Lyo AR; Lawson WA; Feigelson ED; Crause LA, 2004, 'Population and dynamical state of the eta Chamaeleontis sparse youngopen cluster', Monthly Notices of the Royal Astronomical Society, 347, pp. 246 - 254

Lyo AR; Lawson WA; Bessell MS, 2004, 'The spectroscopic characteristics of intermediate-aged pre-main-sequence starts: the eta Chamaeleontis cluster', Monthly Notices of the Royal Astronomical Society, 355, pp. 363 - 373

Feigelson ED; Lawson WA; Garmire GP, 2003, 'The ε Chamaeleontis young stellar group and the characterization of sparse stellar clusters', Astrophysical Journal, 599, pp. 1207 - 1222, http://dx.doi.org/10.1086/379365

Lyo AR; Lawson WA; Mamajek EE; Feigelson ED; Sung EC; Crause LA, 2003, 'Infrared study of the eta Chamaeleontis cluster and the llongevity of circumstellar discs', Monthly Notices of the Royal Astronomical Society, 338, pp. 616 - 622

Feigelson ED; Lawson WA; Garmire GP, 2003, 'The e Chamaeleontis Young Stellar Group and the Characterization of Sparse Stellar Clusters', The Astrophysical Journal, 599, pp. 1207 - 1222

Feigelson ED; Lawson WA; Garmire GP, 2003, 'The epsilon Chamaeleontis young stellar group and the characterizationof sparse stellar clusters', The Astrophysical Journal, 599, pp. 1207 - 1222

Crause LA; Lawson WA; Kilkenny D; Van Wyk F; Marang F; Jones AF, 2003, 'The post-outburst photometric behaviour of V838 Mon', Monthly Notices of the Royal Astronomical Society, 341, pp. 785 - 791

Lawson WA; Crause LA; Mamajek EE; Feigelson ED, 2002, 'ECHA J0843.3-7905: Discovery of an `Old` Classical T Tauri Star in the eta Chamaeleontis Cluster', Monthly Notices of the Royal Astronomical Society, 329, pp. 29 - 33

Maxted PF; Marsh TR; Heber U; Morales-Rueda L; North RC; Lawson WA, 2002, 'Photometry of Four Binary Subdwarf B Stars and the Nature of their Unseen Companion Stars', Monthly Notices of the Royal Astronomical Society, 333, pp. 231 - 240


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