Publications 

(82 total)

Refereed papers, including major reviews (47)

2019

  1. Magnetic topologies of young suns: the weak-line T Tauri stars TWA 6 and TWA 8A, C A Hill, C P Folsom, J-F Donati, G J Herczeg, G A J Hussain, S H P Alencar, S G Gregory and the MaTYSSE collaboration, 2019, MNRAS, 484, 5810. 


  1. The magnetic propeller accretion regime of LkCa 15, J-F Donati, J Bouvier, S H P Alencar, C Hill, A Carmona, C P Folsom, F Menard, S G Gregory, G A J Hussain, K Grankin, C Moutou, L Malo, M Takami, G Herczeg and the MaTYSSE collaboration, 2019, MNRAS, 483, L1.


2018

  1. Inner disk structure of the classical T Tauri star LkCa 15, S H P Alencar, J Bouvier, J-F Donati, E Alecian, C P Folsom, K Grankin, G A J Hussain, C Hill, A-M Cody, A Carmona, C Dougados, S G Gregory, G Herczeg, F Menard, C Moutou, L Malo, M Takami and the MaTYSSE collaboration, 2018, A&A, 620, A195.


2017

  1. Magnetic activity and radial velocity filtering of young Suns: the weak-line T Tauri stars Par 1379 and Par 2244, C A Hill, A Carmona, J-F Donati, G A J Hussain, S H P Alencar, S G Gregory, J Bouvier, L Yu and the MaTYSSE collaboration, 2017, MNRAS, 472, 1716.


  1. A hot Jupiter around the very active weak-line T Tauri star TAP 26, L Yu, J-F Donati, E Hebrard, C Moutou, L Malo, K Grankin, G Hussain, A Collier Cameron, A A Vidotto, C Baruteau, S H P Alencar, J Bouvier, P Petit, M Takami, G Herczeg, S G Gregory, M Jardine, J Morin, F Menard and the MaTYSSE collaboration, 2017, MNRAS, 467, 1342.


  1. The hot Jupiter of the magnetically active weak-line T Tauri star V830 Tau, J-F Donati, L Yu, C Moutou, A C Cameron, L Malo, K Grankin, E Hebrard, G A J Hussain, A A Vidotto, S H P Alencar, R D Haywood, J Bouvier, P Petit, M Takami, G J Herczeg, S G Gregory, M M Jardine, J Morin and the MaTYSSE collaboration, 2017, MNRAS, 465, 3343.


2016

  1. A model for (quasi)-periodic multi-wavelength photometric variability in young stellar objects, A Y Kesseli, M A Petkova, K Wood, B A Whitney, L A Hillenbrand, S G Gregory, J R Stauffer, M Morales-Calderon, L Rebull, S H P Alencar, 2016, ApJ, 828, 42.


  1. The connection between stellar activity cycles and magnetic field topology, V See, M Jardine, A A Vidotto, J-F Donati, S Boro Saikia, J Bouvier, R Fares, C P Folsom, S G Gregory, G Hussain, S V Jeffers, S C Marsden, J Morin, C Moutou, J D do Nascimento Jr, P Petit, I A Waite, 2016, MNRAS, 462, 4442.


  1. The influence of radiative core growth on coronal X-ray emission from pre-main sequence starsS G Gregory, F C Adams, C L Davies, 2016, MNRAS, 457, 3836.


  1. Magnetohydrostatic modelling of stellar coronae, D MacTaggart, S G Gregory, T Neukirch, J-F Donati, J Morin, 2016, MNRAS, 456, 767.


2015

  1. The energy budget of stellar magnetic fields, V See, M Jardine, A A Vidotto, J-F Donati, C P Folsom, S Boro Saikia, J Bouvier, R Fares, S G Gregory, G Hussain, S V Jeffers, S C Marsden, J Morin, C Moutou, J D do Nascimento Jr, P Petit, L Rosen, I A Waite, 2015, MNRAS, 453, 4301.


  1. Magnetic activity and hot Jupiters of young Suns: the weak-line T Tauri stars V819 Tau and V830 Tau, J-F Donati, E Hebrard, G Hussain, C Moutou, L Malo, K Grankin, A A Vidotto, S H P Alencar, S G Gregory, M M Jardine, G Herczeg, J Morin, R Fares, F Menard, J Bouvier, X Delfosse, R Doyon, M Takami, P Figueira, P Petit, I Boisse and the MaTYSSE (Magnetic Topologies of Young Stars and the Survival of close-in giant Exoplanets) collaboration, 2015, MNRAS, 453, 3706. UK Press release: Young gas giants fly close to their suns.  French Press release: Hot Jupiters courting baby stars. Wave 102 local radio interview (11 September 2015).


2014

  1. Modelling the magnetic activity & filtering radial velocity curves of young Suns : the weak-line T Tauri star LkCa 4, J-F Donati, E Hebrard, G Hussain, C Moutou, K Grankin, I Boisse, J Morin, S G Gregory, A A Vidotto, J Bouvier, S H P Alencar, X Delfosse, R Doyon, M Takami, M M Jardine, R Fares, A C Cameron, F Menard, C Dougados, G Herczeg, the MaTYSSE (Magnetic Topologies of Young Stars and the Survival of close-in giant Exoplanets) collaboration, 2014, MNRAS, 444, 3220.


  1. Accretion discs as regulators of stellar angular momentum evolution in the ONC and Taurus-Auriga, C L DaviesS G Gregory, J S Greaves, 2014, MNRAS, 444, 1157.

 

  1. Stellar magnetism: empirical trends with age and rotationA A Vidotto, S G Gregory, M Jardine, J-F Donati, P Petit, J Morin, C P Folsom, J Bouvier, A C Cameron, G Hussain, S Marsden, I A Waite, R Fares,  S Jeffers, J D do Nascimento Jr, 2014, MNRAS, 441, 2361. 


  1. Classical T Tauri stars: magnetic fields coronae, and star-disc interactions, C P Johnstone, M Jardine, S G Gregory, J-F Donati, G A J Hussain 2014, MNRAS, 437, 3202.


2013

  1. Magnetospheric accretion on the fully-convective classical T Tauri star DN Tau, J-F Donati, S G Gregory, S H P Alencar, G Hussain, J Bouvier, M M Jardine, F Menard, C Dougados, M M Romanova, the MaPP (Magnetic Protostars & Planets) collaboration 2013, MNRAS, 436, 881.


  1. Hot gas lines in T Tauri stars, D R Ardila, G J Herczeg, S G Gregory, L Ingleby, K France, A Brown, S Edwards, J L Linsky, H Yang, J M Brown, J A Valenti, C M Johns-Krull, R D Alexander, E Bergin, T Bethell, N Calvet, C Espaillet, H Abgrall, L A Hillenbrand, G A J Hussain, E Roueff, E R Schindhelm, F M Walter 2013, ApJS, 207, 1.

  2. Accretion rates for T Tauri stars using nearly simultaneous ultraviolet and optical spectra, L Ingleby, N Calvet, G Herczeg, A Blaty, F Walter, D Ardila, R Alexander, S Edwards, C Espaillat, S G Gregory, L Hillenbrand, A Brown 2013, ApJ, 767, 112.


2012

  1. Can we predict the global magnetic topology of a pre-main sequence star from its position in the Hertzsprung-Russell diagram? S G Gregory, J-F Donati, J Morin, G A J Hussain, N Mayne, L A Hillenbrand, M Jardine 2012, ApJ, 755, 97.

  2. Magnetometry of the classical T Tauri star GQ Lup: nonstationary dynamos and spin evolution of young SunsJ-F Donati, S G Gregory, S H P Alencar, G Hussain, J Bouvier, C Dougados, M M Jardine, F Menard, M M Romanova, the MaPP (Magnetic Protostars & Planets) collaboration 2012, MNRAS, 425, 2948.

  3. The close T Tauri binary system V4046 Sgr: rotationally modulated X-ray emission from accretion shocksC Argiroffi, A Maggio, T Montmerle, D P Huenemoerder, E Alecian, M Audard, J Bouvier, F Damiani, J-F Donati, S G Gregory, M Gudel, G A J Hussain, J H Kastner, G G Sacco 2012, ApJ, 752, 100.

  4. Mechanical equilibrium of hot, large scale magnetic loops on T Tauri starsA Aarnio, J Llama, M Jardine, S G Gregory 2012, MNRAS, 421, 1797.

  5. Magnetically controlled accretion flows on to young stellar objectsF C Adams, S G Gregory 2012, ApJ, 744, 55.

  6. The soft X-ray light curves of partially eclipsed stellar flaresC P Johnstone, S G Gregory, M M Jardine, K V Getman 2012, MNRAS, 419, 29.


2011

  1. Invited review: Analytic and numerical models of the 3D multipolar magnetospheres of pre-main sequence starsS G Gregory, J-F Donati 2011, peer-reviewed invited conference review for the Proceedings of the 7th Potsdam thinkshop: magnetic fields in stars and exoplanets, Potsdam, August 2011, AN (special conference issue), 332, 1027.

  2. nUV excess in slowly accreting T Tauri stars: limits imposed by chromospheric emissionL Ingleby, N Calvet, E Bergin, G Herczeg, A Brown, R Alexander, S Edwards, C Espaillat, K France, S G Gregory, L Hillenbrand, E Roueff, J Valenti, F Walter, J Brown, J Linsky, M McClure, D Ardila, H Abgrall, T Bethell, G Hussain, H Yang 2011, ApJ, 743, 105.

  3. GSC 07396-00759 = V4046 Sgr C[D]: a wide separation companion to the close T Tauri binary system V4046 Sgr ABJ H Kastner, G G Sacco, R Montez Jr., D P Huenemoerder, H Shi, E Alecian, C Argiroffi, M Audard, J Bouvier, F Damiani, J-F Donati, S G Gregory, M Gudel, G A J Hussain, A Maggio, T Montmerle 2011, ApJL, 740, 17.

  4. The close classical T Tauri binary V4046 Sgr: complex magnetic fields and distributed mass accretionJ-F Donati, S G Gregory, T Montemerle, A Maggio, C Argiroffi, G Sacco, G Hussain, J Kastner, S H P Alencar, M Audard, J Bouvier, F Damiani, D Huenemoerder, G A Wade 2011, MNRAS, 417, 1747.

  5. The large-scale magnetic field and poleward mass accretion of the classical T Tauri star TW HyaJ-F Donati, S G Gregory, S H P Alencar, J Bouvier, G Hussain, M Skelly, C Dougados, M M Jardine, F Menard, M M Romanova, Y C Unruh, the MaPP (Magnetic Protostars & Planets) collaboration 2011, MNRAS, 417, 472.

  6. The far-ultraviolet "continuum'' in protoplanetary disk systems II: CO fourth positive emissionK France, E Schindhelm, E B Burgh, G J Herczeg, G M Harper, A Brown, J C Green, J L Linsky, H Yang, H Abgrall, D R Ardila, E Bergin, T Bethell, J M Brown, N Calvet, C Espaillat, S G Gregory, L A Hillenbrand, G Hussain, L Ingleby, C M Johns-Krull, E Roueff, J A Valenti, F M Walter 2011, ApJ, 734, 31. 

  7. Variable X-ray emission from the accretion shock in the classical T Tauri star V2129 OphC Argiroffi, E Flaccomio, J Bouvier, J-F Donati, K V Getman, S G Gregory, G A J Hussain, M M Jardine, M B Skelly, F M Walter 2011, A&A, 530, A1.

  8. Equation of the field lines of an axisymmetric multipole with a source surfaceS G Gregory 2011, American Journal of Physics, 79, 461.  Featured on the cover of the May 2011 issue (vol. 79, issue 5) and used in the TV show The Big Bang Theory.

  9. Non-stationary dynamo and magnetospheric accretion processes of the classical T Tauri star V2129 OphJ-F Donati, J Bouvier, F M Walter, S G Gregory, M B Skelly, G A J Hussain, E Flaccomio, C Argiroffi, K N Grankin, M M Jardine, F Menard, C Dougados, M M Romanova, the MaPP (Magnetic Protostars & Planets) collaboration 2011, 412, 2454.


2010

  1. Magnetospheric accretion and spin-down of the prototypical classical T Tauri stars AA TauJ-F Donati, M B Skelly, J Bouvier, S G Gregory, K N Grankin, M M Jardine, G A J Hussain, F Menard, C Dougados, Y Unruh, S Mohanty, M Auriere, J Morin, R Fares, the MaPP (Magnetic Protostars & Planets) collaboration 2010, MNRAS, 409, 1347.

  2. Commissioned major review article: The magnetic fields of forming solar-like starsS G Gregory, M Jardine, C G Gray, J-F Donati 2010, Reports on Progress in Physics, 73, 126901.

  3. Complex magnetic topology and strong differential rotation on the low-mass T Tauri star V2247 OphJ-F Donati, M B Skelly, J Bouvier, M M Jardine, S G Gregory, J Morin, G A J Hussain, C Dougados, F Menard, Y Unruh 2010, MNRAS, 402, 1426.


pre-2010

  1. The non-dipolar magnetic fields of accreting T Tauri starsS G Gregory, S P Matt, J-F Donati, M. Jardine 2008, MNRAS, 389, 1839.

  2. X-ray flares in Orion young stars II: Flares, magnetospheres, and protoplanetary disksK V Getman, E D Feigelson, G Micela, M Jardine, S G Gregory, G P Garmire 2008, ApJ, 688, 437.

  3. Coronal structure of the classical T Tauri star V2129 OphM Jardine, S G Gregory, J-F Donati 2008, MNRAS, 386, 688.

  4. Magnetospheric accretion on the T Tauri star BP TauriJ-F Donati, M Jardine, S G Gregory, P Petit, F Paletou, J Bouvier, C Dougados, F Menard, A C Cameron, T J Harries, G A J Hussain, Y Unruh, J Morin, S C Marsden, N Manset, M Auriere, C Catala, E Alecian 2008, MNRAS, 386, 1234.
     
  5. Magnetic fields and accretion flows on the classical T Tauri star V2129 OphJ-F Donati, M Jardine, S G Gregory, P Petit, J Bouvier, C Dougados, F Menard, A C Cameron, T J Harries, S V Jeffers, F Paletou 2007, MNRAS, 380, 1297. UK Press release: Spinning slowly in the web.  French Press release: Nature's recipe for building new worlds: a zest of magnetic fields?  BBC Radio Scotland live radio interview (26 September 2007).

  6. Why are accreting T Tauri stars observed to be less luminous in X-rays than non-accretors?S G Gregory, K Wood, M Jardine 2007, MNRAS, 379, L35.

  7. Rotationally modulated X-ray emission from T Tauri starsS G Gregory, M Jardine, A Collier Cameron, J-F Donati 2006, MNRAS, 373, 827.

  8. Mass accretion on to T Tauri starsS G Gregory, M Jardine, I Simpson, J-F Donati 2006, MNRAS, 371, 999.

  9. X-ray emission from T Tauri starsM Jardine, A Collier Cameron, J-F Donati, S G Gregory, K Wood 2006, MNRAS, 367, 917.

  10. Rapid rotation of ultra Li-depleted halo stars and their association with blue stragglersS G Ryan, S G Gregory, U Kolb, T C Beers, T Kajino 2002, ApJ, 571, 501. Press release: Cannibalistic stars hold clue to Big Bang


Conference proceedings (26)

  1. Invited review: The long-term evolution of stellar activity, S G Gregory, 2017, Proceedings of the IAU Symposium 328: Living around Active Stars (Eds: D Nandi, A Valio, P Petit), Maresias, Brazil, October 2016, CUP, 328, 252. 


  1. The coronal evolution of pre-main-sequence stars, S G Gregory, F C Adams, C L Davies, 2016, Proceedings of the 19th Meeting on Cool Stars, Stellar Systems and the Sun (Ed: G A Feiden), Uppsala, June 2016, in press. 


  1. The multipolar magnetic fields of accreting pre-main-sequence stars: B at the inner disk, B along the accretion flow, and B at the accretion shockS G Gregory, J-F Donati, G A J Hussain, 2016, Proceedings of the 19th Meeting on Cool Stars, Stellar Systems and the Sun (Ed: G A Feiden), Uppsala, June 2016, in press. 


  1. The magnetic field geometry of cool stars, V See, M Jardine, A Vidotto, J-F Donati, C Folsom, S Boro Saikia, J Bouvier, R Fares, S G Gregory, G Hussain, S Jeffers, S Marsden, J Morin, C Moutou, J D do Nascimento, P Petit, L Rosen, I Waite, 2016, Proceedings of the 19th Meeting on Cool Stars, Stellar Systems and the Sun (Ed: G A Feiden), Uppsala, June 2016, 82. 


  1. What can we learn about stellar activity cycles from ZDI? V See, M Jardine, A Vidotto, J-F Donati, S Boro Saikia, J Bouvier, R Fares, C Folsom, S G Gregory, G Hussain, S Jeffers, S Marsden, J Morin, C Moutou, J D do Nascimento, P Petit, I Waite, BCool Collaboration, 2016, Proceedings of the 19th Meeting on Cool Stars, Stellar Systems and the Sun (Ed: G A Feiden), Uppsala, June 2016, 25. 


  1. Observations of accretion disc-regulated stellar angular momentum evolution in fully convective pre-main sequence stars, C L Davies, S G Gregory, J S Greaves, 2015, Proceedings of the 18th Meeting on Cool Stars, Stellar Systems and the Sun (Eds: G van Belle, H C Harris), Flagstaff, June 2014, 18, 165. 


  1. Joint magnetospheres of star-planet systems, V Holzwarth, S G Gregory, 2015, Proceedings of the 18th Meeting on Cool Stars, Stellar Systems and the Sun (Eds: G van Belle, H C Harris), Flagstaff, June 2014, 18, 419.


  1. Potential magnetic field extrapolation in binary star systemsV Holzwarth, S G Gregory, 2015, Proceedings of the 18th Meeting on Cool Stars, Stellar Systems and the Sun (Eds: G van Belle, H C Harris), Flagstaff, June 2014, 18, 509.


  1. V4046 Sgr: X-rays from accretion shock, C Argiroffi, A Maggio, T Montmerle, D Huenemoerder, E Alecian, M Audard, J Bouvier, F Damiani, J-F Donati, S G Gregory, M Gudel, G Hussain, J Kastner, G G Sacco, 2014, Proceedings of the IAU Symposium 302: Magnetic Fields throughout Stellar Evolution (Eds: M Jardine, P Petit, H Spruit), Biarritz, August 2013, CUP, 302, 46. 


  1. Can we predict the magnetic properties of PMS stars from their H-R diagram location?  S G Gregory, J-F Donati, J Morin, G A J Hussain, N Mayne, L A Hillenbrand, M Jardine, 2014, Proceedings of the IAU Symposium 302: Magnetic Fields throughout Stellar Evolution (Eds: M Jardine, P Petit, H Spruit), Biarritz, August 2013, CUP, 302, 40. 


  1. The magnetosphere of the close accreting PMS binary V4046 Sgr ABS G Gregory, V R Holzwarth, J-F Donati, G A J Hussain, T Montmerle, E Alecian, S H P Alencar, C Argiroffi, M Audard, J Bouvier, F Damiani, M Gudel, D P Huenemoerder, J H Kastner, A Maggio, G G Sacco, G A Wade, 2014, Proceedings of the IAU Symposium 302: Magnetic Fields throughout Stellar Evolution (Eds: M Jardine, P Petit, H Spruit), Biarritz, August 2013, CUP, 302, 44.


  1. The magnetosphere of the close accreting pre-main sequence binary V4046 SgrS G Gregory, V R Holzwarth, J-F Donati, G A J Hussain, T Montmerle, E Alecian, S H P Alencar, C Argiroffi, M Audard, J Bouvier, F Damiani, M Gudel, D P Huenemoerder, J H Kastner, A Maggio, G G Sacco, G A Wade, 2013, Proceedings of Physics at the Magnetospheric Boundary, Geneva, Switzerland, June 2013, EPJ Web of Conferences, 64, 08009.


  1. Surface and atmospheric structure on the T Tauri star V2129 OphF M Walter, E Flaccomio, C Argiroffi, S H P Alencar, J Bouvier, J-F Donati, K V Getman, S G Gregory, G A J Hussain, M Ibrahimov, M M Jardine, M B Skelly, 2011, Proceedings of the 16th Meeting on Cool Stars, Stellar Systems and the Sun (Eds: C M Johns-Krull, M Browning, A West), Seattle, August 2010, Astronomical Society of the Pacific Conference Series, 448, 755.

  2. Coordinated optical/X-ray observations of the CTTS V2129 Oph: the Chandra viewE Flaccomio, C Argiroffi, S H P Alencar, J Bouvier, J-F Donati, K V Getman, S G Gregory, G A J Hussain, M Ibrahimov, M M Jardine, M B Skelly, F M Walter 2011, Proceedings of the 16th Meeting on Cool Stars, Stellar Systems and the Sun (Eds: C M Johns-Krull, M Browning, A West), Seattle, August 2010, Astronomical Society of the Pacific Conference Series, 448, 603.

  3. Multi-wavelength observing of a forming solar-like starS G Gregory, E Flaccomio, C Argiroffi, J Bouvier, J-F Donati, E Feigelson, K V Getman, G A J Hussain, M Jardine and F M Walter 2009, Proceedings of the workshop on High Resolution X-ray Spectroscopy: Towards IXO, (Eds: G Branduardi-Raymont, A Blustin), Mullard Space Science Laboratory of University College London, Surrey, U.K., March 2009, published electronically, E17.

  4. Stellar mass ejectionsM Jardine, J-F Donati, S G Gregory 2009, Proceedings of the IAU Symposium 257: Universal Heliophysical Processes, (Ed: J M Schmidt), Ioannina, Greece, September 2008, CUP, 257, 201.

  5. The magnetic fields of accreting T Tauri starsS G Gregory, S P Matt, J-F Donati, M Jardine 2009, Proceedings of the 15th Meeting on Cool Stars, Stellar Systems and the Sun (Ed: H C Stemples), St Andrews, July 2008, American Institute of Physics Conference Series, 1094, 71. 

  6. Modelling X-ray emission from stellar coronaeS G Gregory, M Jardine, C Argiroffi, J-F Donati 2009, Proceedings of the 15th Meeting on Cool Stars, Stellar Systems and the Sun (Ed: H. C. Stemples), St Andrews, July 2008, American Institute of Physics Conference Series, 1094, 600.

  7. Accretion discs, low-mass protostars and planets: Probing the impact of magnetic fields on stellar formationJ-F Donati, M Jardine, S G Gregory, J Bouvier, C Dougados, F Menard 2009, Proceedings of the La Rochelle school on Stellar Magnetism, (Ed: J-P Zahn), La Rochelle, September 2007, European Astronomical Society Publication Series, 39, 133.

  8. Why are accreting T Tauri stars less luminous in X-rays than non-accretors? S G Gregory, K Wood, M Jardine 2007, Proceedings of the IAU Symposium 243: Star-disk Interaction in Young Stars (Eds: J Bouvier, I Appenzeller), Grenoble, May 2007, CUP, 163.

  9. Magnetic field at the inner disk edgeM Jardine, S G Gregory, J-F Donati 2007, Proceedings of the IAU Symposium 243: Star-disk Interaction in Young Stars (Eds: J Bouvier, I Appenzeller), Grenoble, May 2007, CUP, 51. 

  10. Rotational modulation of X-ray emission from T Tauri starsS G Gregory, M Jardine, A Collier Cameron, J-F Donati 2007, Proceedings of Coronae of Stars and Accretion Discs (Eds: M Massi, T Preibisch), Bonn, December 2006, Memorie della Societa Astronomica Italiana, 78, 356.

  11. Magnetic topologies of cool starsJ-F Donati, M Jardine, P Petit, J Morin, J Bouvier, A C Cameron, X Delfosse, B Dintrans, W Dobler, C Dougados, J Ferreira, T Forveille, S G Gregory, T Harries, G A J Hussain, F Menard, F Paletou 2008, Proceedings of the 14th Meeting on Cool Stars, Stellar Systems and the Sun (Ed: G van Belle), Pasadena, November 2006, ASP Conference Series, 384, 156.

  12. Accretion channelling in classical T Tauri starsS G Gregory, M Jardine, A Collier Cameron, J-F Donati 2005, Proceedings of the 13th Meeting on Cool Stars, Stellar Systems and the Sun (Eds: F Favata, G A J Hussain, B Battrick), Hamburg, July 2004, ESA SP-560, 191.

  13. Mass accretion on to T Tauri starsS G Gregory, M. Jardine, I. Simpson, A. Collier Cameron, J.-F. Donati 2007, Proceedings of Protostars and Planets V (Eds: B Reipurth, D Jewitt, K Keil), Hilton Waikoloa Village, Hawai'i, October 2005, LPI Contribution No. 1286, 8149.

  14. X-ray emission from T Tauri starsM Jardine, S G Gregory, A Collier Cameron, J-F Donati 2007, Proceedings of Protostars and Planets V (Eds: B Reipurth, D Jewitt, K. Keil), Hilton Waikoloa Village, Hawai'i, October 2005, LPI Contribution No. 1286, 8228.


Other publications, including AAS abstracts etc (9)

  1. Long-term evolution of the large-scale magnetic fields of cool stars, A Vidotto, S G Gregory, M Jardine, J-F Donati, P Petit, J Morin, C Folsom, J Bouvier, A Cameron, G Hussain, S Marsden, I Waite, R Fares, S Jeffers, J do Nascimento Jr. 2015, IAU General Assembly 221, meeting 29.


  1. Hot gas flows in T Tauri starsD R Ardila, G Herczeg, S G Gregory, L Ingleby, K France, A Brown, S Edwards, J Linsky, H Yang, J A Valenti, C M Johns-Krull, R Alexander, E A Bergin, T Bethell, J Brown, N Calvet, C Espaillat, A Herve, L Hillenbrand, G Hussain, E Roueff, E Schindhelm, F M Walter 2013, American Astronomical Society Meeting 221, 117.04.


  1. Variable X-ray emission from the accretion shock in the classical T Tauri star V2129 OphE Flaccomio, C Argiroffi, J Bouvier, J-F Donati, K V Getman, S G Gregory, G A J Hussain, M M Jardine, M B Skelly, F M Walter 2011, American Astronomical Society Meeting 218, 407.11.

  2. Testing the ability of field extrapolation models to predict the X-ray emission properties of pre-main sequence starsS G Gregory, E Flaccomio, C Argiroffi, J Bouvier, J-F Donati, E D Feigelson, K V Getman, G A J Hussain, M Ibrahimov, M Jardine, F M Walter 2010, Bulletin of the American Astronomical Society, 11, 17.13. 

  3. Chandra and HST observations of the high energy (X-ray/UV) radiation fields for an evolutionary sequence of pre-main sequence starsA Brown, G Herczeg, J M Brown, F M Walter, J Valenti, D Ardila, L A Hillenbrand, S Edwards, C M Johns-Krull, R Alexander, E A Bergin, N Calvet, T J Bethell, L Ingleby, J S Bary, M Audard, C Baldovin, E Roueff, H Abgrall, S G Gregory, T R Ayres, J L Linsky 2010, Bulletin of the American Astronomical Society, 11, 17.09.
     
  4. Modeling X-ray emission from the coronae of low mass starsS G Gregory, M Jardine, C Argiroffi, J-F Donati 2009, Bulletin of the American Astronomical Society, 213, 140.1. 

  5. Big X-ray flares from baby starsK V Getman, E D Feigelson, G Micela, P S Broos, M M Jardine, S G Gregory, G P Garmire 2009, Bulletin of the American Astronomical Society, 213, 318.03.

  6. The magnetic fields of young SunsS G Gregory, M Jardine, J-F Donati 2007, Bulletin of the American Astronomical Society, 39, 998.

  7. T Tauri stars: mass accretion and X-ray emissionS G Gregory 2007, The Observatory, 127, 361.