Spectral classification of O2-3.5 If/WN5-7 stars
Crowther, Paul A., Walborn, Nolan R.
Published in Monthly notices of the Royal Astronomical Society (01.09.2011)
Published in Monthly notices of the Royal Astronomical Society (01.09.2011)
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Journal Article
Early Results from the Galactic O-Star Spectroscopic Survey: C III Emission Lines in Of Spectra
Walborn, Nolan R, Sota, Alfredo, Maíz Apellániz, Jesús, Alfaro, Emilio J, Morrell, Nidia I, Barbá, Rodolfo H, Arias, Julia I, Gamen, Roberto C
Published in Astrophysical journal. Letters (10.03.2010)
Published in Astrophysical journal. Letters (10.03.2010)
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Journal Article
A New Spectral Classification System for the Earliest O Stars: Definition of Type O2
Walborn, Nolan R, Howarth, Ian D, Lennon, Daniel J, Massey, Philip, Oey, M. S, Moffat, Anthony F. J, Skalkowski, Gwen, Morrell, Nidia I, Drissen, Laurent, Parker, Joel Wm
Published in The Astronomical journal (01.05.2002)
Published in The Astronomical journal (01.05.2002)
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Journal Article
The Search for Low-mass Companions of B Stars in the Carina Nebula Cluster Trumpler 16
Evans, Nancy Remage, DeGioia-Eastwood, Kathleen, Gagné, Marc, Townsley, Leisa, Broos, Patrick, Wolk, Scott, Nazé, Yaël, Corcoran, Michael, Oskinova, Lida, Moffat, Anthony F. J, Wang, Junfeng, Walborn, Nolan R
Published in The Astrophysical journal. Supplement series (01.05.2011)
Published in The Astrophysical journal. Supplement series (01.05.2011)
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Towards an understanding of the Of ? p star HD 191612: optical spectroscopy
Howarth, Ian D, Walborn, Nolan R, Lennon, Danny J, Puls, Joachim, Nazé, Yaël, Annuk, K, Antokhin, I, Bohlender, D, Bond, H, Donati, J. F, Georgiev, L, Gies, D, Harmer, D, Herrero, A, Kolka, I, McDavid, D, Morel, Thierry, Negueruela, I, Rauw, Grégor, Reig, P
Published in Monthly notices of the Royal Astronomical Society (21.10.2007)
Published in Monthly notices of the Royal Astronomical Society (21.10.2007)
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Spectral classification of O2-3.5If/WN5-7 stars
Crowther, Paul A, Walborn, Nolan R
Published in Monthly notices of the Royal Astronomical Society (11.09.2011)
Published in Monthly notices of the Royal Astronomical Society (11.09.2011)
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Journal Article
Pismis 24-1: The Stellar Upper Mass Limit Preserved
Maíz Apellániz, J, Walborn, Nolan R, Morrell, N. I, Niemela, V. S, Nelan, E. P
Published in The Astrophysical journal (10.05.2007)
Published in The Astrophysical journal (10.05.2007)
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Journal Article
Spectral Classification of the 30 Doradus Stellar Populations
Walborn, Nolan R, Blades, J. Chris
Published in The Astrophysical journal. Supplement series (01.10.1997)
Published in The Astrophysical journal. Supplement series (01.10.1997)
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Journal Article
The OB Zoo: A Digital Atlas of Peculiar Spectra
Walborn, Nolan R., Fitzpatrick, Edward L.
Published in Publications of the Astronomical Society of the Pacific (01.01.2000)
Published in Publications of the Astronomical Society of the Pacific (01.01.2000)
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Journal Article
Photometric identification of the periods of the first candidate extragalactic magnetic massive stars
Nazé, Yaël, Walborn, Nolan R., Morrell, Nidia, Wade, Gregg A., Szymański, Michał K.
Published in Astronomy and astrophysics (Berlin) (01.05.2015)
Published in Astronomy and astrophysics (Berlin) (01.05.2015)
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HST Astrometry in the 30 Doradus Region. II. Runaway Stars from New Proper Motions in the Large Magellanic Cloud
Platais, Imants, Lennon, Daniel J., van der Marel, Roeland P., Bellini, Andrea, Sabbi, Elena, Watkins, Laura L., Sohn, Sangmo T., Walborn, Nolan R., Bedin, Luigi R., Evans, Christopher J., de Mink, Selma E., Sana, Hugues, Herrero, Artemio, Langer, Norbert, Crowther, Paul
Published in The Astronomical journal (01.09.2018)
Published in The Astronomical journal (01.09.2018)
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Journal Article
The changing UV and X-ray properties of the Of?p star CPD −28°2561
Nazé, Yaël, Sundqvist, Jon O., Fullerton, Alex W., ud-Doula, Asif, Wade, Gregg A., Rauw, Gregor, Walborn, Nolan R.
Published in Monthly notices of the Royal Astronomical Society (21.09.2015)
Published in Monthly notices of the Royal Astronomical Society (21.09.2015)
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THE TOP 10 SPITZER YOUNG STELLAR OBJECTS IN 30 DORADUS
Walborn, Nolan R, Barba, Rodolfo H, SEWILO, MARTA M
Published in The Astronomical journal (01.04.2013)
Published in The Astronomical journal (01.04.2013)
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Journal Article
Interstellar Absorption‐Line Evidence for High‐Velocity Expanding Structures in the Carina Nebula Foreground
Walborn, Nolan R., Smith, Nathan, Howarth, Ian D., Vieira Kober, Gladys, Gull, Theodore R., Morse, Jon A.
Published in Publications of the Astronomical Society of the Pacific (01.02.2007)
Published in Publications of the Astronomical Society of the Pacific (01.02.2007)
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Journal Article
Carina OB Stars: X-ray Signatures of Wind Shocks and Magnetic Fields
Gagné, Marc, Fehon, Garrett, Savoy, Michael R, Cohen, David H, Townsley, Leisa K, Broos, Patrick S, Povich, Matthew S, Corcoran, Michael F, Walborn, Nolan R, Evans, Nancy Remage, Moffat, Anthony F. J, Nazé, Yaël, Oskinova, Lida M
Published in The Astrophysical journal. Supplement series (01.05.2011)
Published in The Astrophysical journal. Supplement series (01.05.2011)
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NEW LUMINOUS ON SPECTRA FROM THE GALACTIC O-STAR SPECTROSCOPIC SURVEY
Walborn, Nolan R., Morrell, Nidia I., Barbá, Rodolfo H., Sota, Alfredo
Published in The Astronomical journal (01.04.2016)
Published in The Astronomical journal (01.04.2016)
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Journal Article
A survey of N IV and O IV features near 3400 a in O2-O5 spectra
MORRELL, Nidia I, WALBORN, Nolan R, ARIAS, Julia I
Published in Publications of the Astronomical Society of the Pacific (01.07.2005)
Published in Publications of the Astronomical Society of the Pacific (01.07.2005)
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Journal Article
Two new Wolf-Rayet stars in the Large Magellanic Cloud
Howarth, Ian D., Walborn, Nolan R.
Published in Monthly notices of the Royal Astronomical Society (01.11.2012)
Published in Monthly notices of the Royal Astronomical Society (01.11.2012)
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