Select Publications

Journal articles

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, vol. 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, vol. 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, vol. 447, pp. 1267 - 1281, http://dx.doi.org/10.1093/mnras/stu2450

Becker C;Moraux E;Duchêne G;Maschberger T;Lawson W, 2013, 'Reverse dynamical evolution of η Chamaeleontis', Astronomy and Astrophysics, vol. 552, http://dx.doi.org/10.1051/0004-6361/201219204

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, vol. 435, pp. 1325 - 1349, http://dx.doi.org/10.1093/mnras/stt1375

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

Dupree AK;Brickhouse NS;Cranmer SR;Luna GJ M;Schneider EE;Bessell MS;Bonanos A;Crause LA;Lawson WA;Mallik SV;Schuler SC, 2012, 'TW Hya: Spectral variability, X-rays, and accretion diagnostics', Astrophysical Journal, vol. 750, http://dx.doi.org/10.1088/0004-637X/750/1/73

Murphy SJ;Lawson WA;Bessell MS, 2012, 'RXJ0942.7-7726AB: An isolated pre-main-sequence wide binary', Monthly Notices of the Royal Astronomical Society, vol. 424, pp. 625 - 634, http://dx.doi.org/10.1111/j.1365-2966.2012.21243.x

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

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, vol. 142, http://dx.doi.org/10.1088/0004-6256/142/2/54

Lawson WA;Crause LA, 2011, 'Rotational variability in pre-main-sequence stars: TWA 6 in 2008', Information Bulletin on Variable Stars, pp. 1 - 4

Clayton GC;Sugerman BE K;Adam Stanford S;Whitney BA;Honor J;Babler B;Barlow MJ;Gordon KD;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;Wesson R;Leeks SJ;Swinyard BM;Lim TL, 2011, 'The circumstellar environment of R Coronae Borealis: White dwarf merger or final-helium-shell flash?', Astrophysical Journal, vol. 743, http://dx.doi.org/10.1088/0004-637X/743/1/44

Murphy SJ;Lawson WA;Bessell MS;Bayliss DD R, 2011, 'Episodic disc accretion in the halo of the 'old' pre-main-sequence cluster η Chamaeleontis', Monthly Notices of the Royal Astronomical Society: Letters, vol. 411, http://dx.doi.org/10.1111/j.1745-3933.2010.00992.x

Roccatagliata V;Bouwman J;Henning T;Gennaro M;Feigelson E;Kim JS;Sicilia-Aguilar A;Lawson WA, 2011, 'Disk evolution in ob associations: Deep Spitzer/IRAC observations of IC 1795', Astrophysical Journal, vol. 733, http://dx.doi.org/10.1088/0004-637X/733/2/113

Bouwman J;Lawson WA;Juhász A;Dominik C;Feigelson ED;Henning T;Tielens AG G M;Waters LB F M, 2010, 'The protoplanetary disk around the M4 star RECX 5: Witnessing the influence of planet formation?', Astrophysical Journal Letters, vol. 723, http://dx.doi.org/10.1088/2041-8205/723/2/L243

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

Revnivtsev MG;Kniazev AY;Sazonov SY;Burenin RA;Tekola A;Buckley DA H;Pretorius ML;Menzies J;Lawson W, 2009, 'Optical identification of the source IGR J08390-4833 from the INTEGRAL all-sky survey', Astronomy Letters, vol. 35, pp. 33 - 38, http://dx.doi.org/10.1134/S1063773709010046

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, vol. 26, pp. 31 - 36, http://dx.doi.org/10.1071/AS08018

Hussain GA J;Collier Cameron A;Jardine MM;Dunstone N;Velez JR;Stempels HC;Donati JF;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, vol. 398, pp. 189 - 200, http://dx.doi.org/10.1111/j.1365-2966.2009.14881.x

Lawson WA;Lyo AR;Bessell MS, 2009, 'The age rank of the nearest pre-main-sequence groups', Monthly Notices of the Royal Astronomical Society: Letters, vol. 400, http://dx.doi.org/10.1111/j.1745-3933.2009.00755.x

Skelly MB;Unruh YC;Barnes JR;Lawson WA;Donati JF;Cameron AC, 2009, 'Doppler images and chromospheric variability of TWA 17', Monthly Notices of the Royal Astronomical Society, vol. 399, pp. 1829 - 1838, http://dx.doi.org/10.1111/j.1365-2966.2009.15411.x

Sicilia-Aguilar A;Bouwman J;Juhsz A;Henning T;Roccatagliata V;Lawson WA;Acke B;Feigelson ED;Tielens AG G M;Decin L;Meeus G, 2009, 'The long-lived disks in the η chamaeleontis cluster', Astrophysical Journal, vol. 701, pp. 1188 - 1203, http://dx.doi.org/10.1088/0004-637X/701/2/1188

Meeus G;Juhász A;Henning T;Bouwman J;Chen C;Lawson W;Apai D;Pascucci I;Sicilia-Aguilar A, 2009, 'MBM 12: Young protoplanetary discs at high galactic latitude', Astronomy and Astrophysics, vol. 497, pp. 379 - 392, http://dx.doi.org/10.1051/0004-6361/200811490

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', Astrophysical Journal, vol. 673, pp. 331 - 353, http://dx.doi.org/10.1086/524004

Skelly MB;Unruh YC;Cameron AC;Barnes JR;Donati JF;Lawson WA;Carter BD, 2008, 'Doppler images and chromospheric variability of TWA 6', Monthly Notices of the Royal Astronomical Society, vol. 385, pp. 708 - 718, http://dx.doi.org/10.1111/j.1365-2966.2008.12917.x

Lyo AR;Lawson WA;Bessell MS, 2008, 'Spectrophotometric properties of pre-main-sequence stars: The ε Chamaeleontis cluster', Monthly Notices of the Royal Astronomical Society, vol. 389, pp. 1461 - 1469, http://dx.doi.org/10.1111/j.1365-2966.2008.13688.x

Moraux E;Lawson WA;Clarke C, 2007, 'eta Chamaeleontis: abnormal initial mass function or dynamical evolution?', ASTRONOMY & ASTROPHYSICS, vol. 473, pp. 163 - 170, http://dx.doi.org/10.1051/0004-6361:20066847

Crause LA;Lawson WA;Henden AA, 2007, 'Pulsation-decline relationships in R Coronae Borealis stars', Monthly Notices of the Royal Astronomical Society, vol. 375, pp. 301 - 306, http://dx.doi.org/10.1111/j.1365-2966.2006.11299.x

Moraux E;Lawson WA;Clarke C, 2007, 'η Chamaeleontis: Abnormal initial mass function or dynamical evolution?', Astronomy and Astrophysics, vol. 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, vol. 375, pp. 257 - 260, http://dx.doi.org/10.1111/j.1365-2966.2006.11292.x

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, vol. 131, pp. 1730 - 1739, http://dx.doi.org/10.1086/499923

Lyo AR;Song I;Lawson WA;Bessell MS;Zuckerman B, 2006, 'A deep photometric survey of the η Chamaeleontis cluster down to the brown dwarf - Planet boundary', Monthly Notices of the Royal Astronomical Society, vol. 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 G M;Waters LB F M, 2006, 'Binarity as a key factor in protoplanetary disk evolution: Spitzer disk census of the η chamaeleontis cluster', Astrophysical Journal, vol. 653, http://dx.doi.org/10.1086/510365

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, vol. 357, pp. 1399 - 1406, http://dx.doi.org/10.1111/j.1365-2966.2005.08793.x

Crause LA;Lawson WA;Menzies JW;Marang F, 2005, 'V838 Mon: Light echo evolution and distance estimate', Monthly Notices of the Royal Astronomical Society, vol. 358, pp. 1352 - 1360, http://dx.doi.org/10.1111/j.1365-2966.2005.08856.x

Lyo AR;Lawson WA;Feigelson ED;Crause LA, 2004, 'Population and dynamical state of the η Chamaeleontis sparse young open cluster', Monthly Notices of the Royal Astronomical Society, vol. 347, pp. 246 - 254, http://dx.doi.org/10.1111/j.1365-2966.2004.07194.x

Lawson WA;Lyo AR;Muzerolle J, 2004, 'Long-lived disc accretion in the η Chamaeleontis pre-main sequence star cluster', Monthly Notices of the Royal Astronomical Society, vol. 351, http://dx.doi.org/10.1111/j.1365-2966.2004.07959.x

Feigelson ED;Lawson WA, 2004, 'An X-ray census of young stars in the Chamaeleon I North Cloud', Astrophysical Journal, vol. 614, pp. 267 - 283, http://dx.doi.org/10.1086/423613

Lyo AR;Lawson WA;Bessell MS, 2004, 'The spectroscopic characteristics of intermediate-aged pre-main-sequence stars: The η Chamaeleontis cluster', Monthly Notices of the Royal Astronomical Society, vol. 355, pp. 363 - 373, http://dx.doi.org/10.1111/j.1365-2966.2004.08318.x

Feigelson ED;Lawson WA;Garmire GP, 2003, 'The epsilon Chamaeleontis young stellar group and the characterization of sparse stellar clusters', ASTROPHYSICAL JOURNAL, vol. 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 η Chamaeleontis cluster and the longevity of circumstellar discs', Monthly Notices of the Royal Astronomical Society, vol. 338, pp. 616 - 622, http://dx.doi.org/10.1046/j.1365-8711.2003.06084.x

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

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, vol. 341, pp. 785 - 791, http://dx.doi.org/10.1046/j.1365-8711.2003.06441.x

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

Lawson WA;Crause LA;Mamajek EE;Feigelson ED, 2002, 'ECHA J0843.3-7905: Discovery of an 'old' classical T Tauri star in the η Chamaeleontis cluster', Monthly Notices of the Royal Astronomical Society, vol. 329, http://dx.doi.org/10.1046/j.1365-8711.2002.05093.x

Maxted PF L;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, vol. 333, pp. 231 - 240, http://dx.doi.org/10.1046/j.1365-8711.2002.05406.x

Lawson WA;Crause LA;Mamajek EE;Feigelson ED, 2001, 'The eta Chamaeleontis cluster: photometric study of the ROSAT-detected weak-lined T Tauri stars', MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, vol. 321, pp. 57 - 66, http://dx.doi.org/10.1046/j.1365-8711.2001.03967.x

Balona LA;Lawson WA, 2001, 'Short-period line profile variations in the Be star ∈ Cap', Monthly Notices of the Royal Astronomical Society, vol. 321, pp. 131 - 142, http://dx.doi.org/10.1046/j.1365-8711.2001.03994.x

Lawson WA;Crause LA;Mamajek EE;Feigelson ED, 2001, 'The η Chamaeleontis cluster: Photometric study of the ROSAT-detected weak-lined T Tauri stars', Monthly Notices of the Royal Astronomical Society, vol. 321, pp. 57 - 66, http://dx.doi.org/10.1046/j.1365-8711.2001.03967.x

Balona LA;James DJ;Lawson WA;Shobbrook RR, 2001, 'Short-period line profile variations in the Be star μ Centauri', Monthly Notices of the Royal Astronomical Society, vol. 324, pp. 1041 - 1053, http://dx.doi.org/10.1046/j.1365-8711.2001.04383.x


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