Graham M Harper
Graham M Harper
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TitleCited byYear
The riass coronathon: Joint x-ray and ultraviolet observations of normal fk stars
TR Ayres, TA Fleming, T Simon, BM Haisch, A Brown, D Lenz, ...
The Astrophysical Journal Supplement Series 96, 223-259, 1995
The Environment of the Optically Brightest Herbig Ae Star, HD 104237a bcde
CA Grady, B Woodgate, CAO Torres, T Henning, D Apai, J Rodmann, ...
The Astrophysical Journal 608 (2), 809, 2004
Goddard High-Resolution Spectrograph Observations of Procyon and HR1099
BE Wood, GM Harper, JL Linsky, RC Dempsey
A spatially resolved, semiempirical model for the extended atmosphere of α orionis (m2 iab)
GM Harper, A Brown, J Lim
The Astrophysical Journal 551 (2), 1073, 2001
Far-ultraviolet emissions of the Sun in time: probing solar magnetic activity and effects on evolution of paleoplanetary atmospheres
EF Guinan, I Ribas, GM Harper
The Astrophysical Journal 594 (1), 561, 2003
Buried alive in the coronal graveyard
TR Ayres, A Brown, GM Harper
The Astrophysical Journal 598 (1), 610, 2003
Space Telescope Imaging Spectrograph survey of far-ultraviolet coronal forbidden lines in late-type stars
TR Ayres, A Brown, GM Harper, RA Osten, JL Linsky, BE Wood, ...
The Astrophysical Journal 583 (2), 963, 2003
The far-ultraviolet “continuum” in protoplanetary disk systems. II. Carbon monoxide fourth positive emission and absorption
K France, E Schindhelm, EB Burgh, GJ Herczeg, GM Harper, A Brown, ...
The Astrophysical Journal 734 (1), 31, 2011
Water vapor on betelgeuse as revealed by TEXES high-resolution 12 μm spectra
N Ryde, GM Harper, MJ Richter, TK Greathouse, JH Lacy
The Astrophysical Journal 637 (2), 1040, 2006
A semiempirical determination of the wind velocity structure for the hybrid-chromosphere star Alpha Trianguli Australis
GM Harper, BE Wood, JL Linsky, PD Bennett, TR Ayres, A Brown
The Astrophysical Journal 452, 407, 1995
The wind outflow of Zeta Aurigae: a model revision using Hubble Space Telescope spectra
R Baade, T Kirsch, D Reimers, F Toussaint, PD Bennett, A Brown, ...
The Astrophysical Journal 466, 979, 1996
The outer atmospheres of the ‘hybrid’ bright giants: the chromospheres of α TrA (K4 II), ι AUR (K3 II), γ Aql (K3 II) and θ Her (K1 II)
GM Harper
Monthly Notices of the Royal Astronomical Society 256 (1), 37-64, 1992
From radio to X-ray: The quiescent atmosphere of the dMe flare star EV Lacertae
RA Osten, SL Hawley, J Allred, CM Johns-Krull, A Brown, GM Harper
The Astrophysical Journal 647 (2), 1349, 2006
Digging deeper in the coronal graveyard
TR Ayres, A Brown, GM Harper, PD Bennett, JL Linsky, KG Carpenter, ...
The Astrophysical Journal 491 (2), 876, 1997
GHRS Observations of Cool, Low-Gravity Stars. V. The Outer Atmosphere and Wind of the Nearby K Supergiant λ Velorum
KG Carpenter, RD Robinson, GM Harper, PD Bennett, A Brown, ...
The Astrophysical Journal 521 (1), 382, 1999
A computer program for solving multilevel non-LTE radiative transfer problems in spherical geometry, in moving or static atmospheres
GM Harper
Monthly Notices of the Royal Astronomical Society 268 (4), 894-912, 1994
Identification of Fe II emission lines in fuse stellar spectra
GM Harper, E Wilkinson, A Brown, C Jordan, JL Linsky
The Astrophysical Journal 551 (1), 486, 2001
The masses and radii of the eclipsing binary ζ Aurigae
PD Bennett, GM Harper, A Brown, CA Hummel
The Astrophysical Journal 471 (1), 454, 1996
A new VLA-Hipparcos distance to Betelgeuse and its implications
GM Harper, A Brown, EF Guinan
The Astronomical Journal 135 (4), 1430, 2008
Electron density and turbulence gradients within the extended atmosphere of the M supergiant Betelgeuse (α Orionis)
GM Harper, A Brown
The Astrophysical Journal 646 (2), 1179, 2006
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