Publications

Popular Articles

  1. Canadian Astronomy is not inclusive and doesn’t want to be, 2020, https://medium.com/@hildingneilson/canadian-astronomy-is-not-inclusive-and-doesnt-want-to-be-18a8be3f34a7
  2. Maunakea and the Need to Indigenize Astronomy, 2019, Guest post on the Blog of the Union of Concerned Scientists, https://blog.ucsusa.org/science-blogger/maunakea-and-the-need-to-indigenize-astronomy
  3. Indigenizing Astronomy Reading List, 2019, https://medium.com/@hildingneilson/indigenizing-astronomy-reading-list-66cdec04a8af
  4. Looking for the Christmas Star: A brilliant case of where religion and science are brought together in wonder, Downhome Magazine, December 2014

Refereed Publications (ADS)

  1. Neilson, H.R.; Lester, J.B.; & Baron, F. Limb darkening and planetary transits II: Intensity profile correction factors for a grid of model stellar atmospheres, 2019, submitted to AAS journals
  2. Moschou, S.-P.; Vlahakis, N.; Drake, J.J.; Evans, N.R.; Neilson. H.R.; Guzik, J.A.; & ZuHone, J. Phase-modulated X-ray Emission from Cepheids due to Pulsation-Driven Shocks, 2020, ApJ accepted
  3. Miller, C.; Neilson, H.R.; Remage Evans, N.; Engle, S.; & Guinan, E. Rotation, convective core overshooting, and period changes in classical Cepheid stellar evolution models, 2020, ApJ, 896, 128
  4. Evans, N.R.; Pillitteri, I.; Molnar, L.; Szabados, L.; Plachy, E.; Szabo, R.; Engle, S.; Guinan, E.; Wolk, S.; Günther, H.M.; Neilson, H.R.; Marengo, M.; Matthews, L.D.; Moschou, S.; Drake, J.J.; Kashyap, V.; Kervella, P.; Tordai, T.; Somogyi, P.; & Burki, G. X-ray observations of the peculiar Cepheid V473 Lyr identify a low-mass companion, 2020, AJ, 159, 121
  5. Wade, G.A.; Pigulski, A.; Begy, S.; Shultz, M.; Handler, G.; Sikora, J.; Neilson, H.R.; Cugier, H.; Erba, C.; Moffatt, A.F.J.; Pablo, B.; Popowicz, A.; Weiss, W.; & Zwintz, K. Evolving pulsation of the slowly rotating magnetic β Cep star ξ1 CMa, 2020, MNRAS,492, 2762
  6. Neilson, H.R. Astronomy must respect rights of Indigenous peoples, 2019, Nature, 572, 312
  7. Armstrong, J.T.; Jorgensen, A.M.; Mozurkewich, D.; Neilson, H.R.; Baine, E.K.; Schmidt, H.R.; & van Belle, G.T. Interferometric fringe visibility null as a function of spatial frequency: a probe of stellar atmospheres, 2019, Journal of Astronomical Instrumentation, 8, 4
  8. Nardetto, N.; Poretti, E.; Gallenne, A.; Rainer, M.; Anderson, R.; Fouqué, P.; Gieren, W.; Graczyk, D.; Kervella, P.; Mathias, P.; Mérand, A.; Mourard, D.; Neilson, H.R.; Pietrzynski, G.; Pilecki, B.; Storm, J.; Borgniet, S.; Chiavassa, A.; Hocdê, V.; & Trahin, B. CRIRES high-resolution infrared spectroscopy of the long-period Cepheid l Carinae, 2018, A&A, 616, 92
  9. Shrestha, M.; Neilson, H.R.; Hoffman, J.L.; & Ignace, R. Polarization simulations of stellar wind bow shocks I. The case of electron scattering, 2018, MNRAS, 477, 1365
  10. Neilson, H.R.; McNeil, J.T.; Ignace, R.; & Lester, J.B. Limb darkening and planetary transits: testing centre-to-limb intensity variations and limb darkening directly fro model stellar atmospheres, 2017, ApJ, 845, 65
  11. Antoniadis, J.; Moon, D.-S.; Ni, Y.Q.; Kim, D.-J.; Lee, Y.; & Neilson, H.R. Discovery of a rapid, luminous nova in NGC 300 by the KMTNet supernova program, 2017, ApJ, 844, 160
  12. Engle, S.G.; Guinan, E.F.; Harper, G.M.; Evans, N.R.; Cuntz, M.; Neilson, H.R.; & Fawzy, D.E. The secret lives of Cepheids: δ Cep, the prototype of a new class of pulsating x-ray variables, 2017, ApJ, 838, 67
  13. Lester, J.B.; Khatu, V.C.; & Neilson, H.R. Indicators of stellar mass in the photometric H-band, 2017, PASP, 129. 972
  14. Nardetto, N.; Poretti, E.; Rainer, M.; Fokin, A.; Mathias, P.; Anderson, R.; Gallenne, A.; Gieren, W.; Graczyk, D.; Kervella, P.; Mérand, A.; Mourard, D.; Neilson, H.R.; Pietrzynski, G.; Pilecki, B.; & Storm, J. HARPS-N high spectral resolution observations of Cepheids I. The Baade-Wesselink projection factor of δ Cep revisited, 2017, A&A, 597, 73
  15. Neilson, H.R.; Percy, J.; & Smith, H. Period changes and evolution in pulsating variable stars, 2016, JAAVSO, 44, 179
  16. He, M.Y.; Moon, D.-S.; Neilson, H.R.; Lee, J.-J.; Kim, S.C.; Pak, M.; Park, H.S.; Kim, D.-J.; Lee, Y.; Kim, S.-L.; & Lee, C.-U. KMTNet supernova program variable objects I. NGC 2784 field, 2016, JKAS, 49, 209
  17. Neilson, H.R.; Baron, F.; Norris, R.; Kloppenberg, B.; & Lester, J.B. Stellar atmospheres, atmospheric extension & weighing stars using the stellar mass index, 2016, ApJ, 830, 103
  18. Nardetto, N.; Mérand, A.; Mourard, D.; Storm, J.; Gieren, W.; Fouqué, P.; Gallenne, A.; Kervella, P.; Neilson, H.R.; Pietrzynski, G.; Pilecki, B.; Breitfelder, J.; Berio, P.; Challouf, M.; Clausse, J.-M.; Ligi, R.; Mathias, P.; Meilland, A.; Perraut, K.; Poretti, E.; Reiner, M.; Spang, A.; Stee, P.; Tallon-Bosc, I.; & ten Bummelaar, T. VEGA/CHARA interferometric observations of Cepheids I. A resolved structure around the prototype classical Cepheid δ Cep in the visible spectral range, 2016, A&A, 593, 45
  19. Neilson, H.R.; Bisol, A.C.; Guinan, E.; Engle, S.G.; & Butterworth, X. The secret lives of Cepheids: evolution, mass loss and ultraviolet observations of the long-period classical Cepheid l Carinae, 2016, ApJ, 824, 1
  20. Neilson, H.R.; & Ignace, R. Period change and evolution of β Cephei stars, 2015, A&A, 584, 58
  21. Neilson, H.R.; Izzard, R.I.; Langer, N.; & Ignace, R. The strange evolution of the Large Magellanic Cloud Cepheid OGLE-LMC-CEP1812, 2015, A&A, 581, 1
  22. Neilson, H.R.; Schneider, F.R.N.; Izzard, R.G.; Evans, N.R.; & Langer, N. The occurrence of classical Cepheids in binary systems, 2015, A&A, 574, 2
  23. Lomax, J.R.; Nazé, Y.; Hoffman, J.L.; Russell, C.M.P.; De Becker, M.; Corcoran, M.F.; Davidson, J.W.; Neilson, H.R.; Owocki, S.; Pittard, J.M.; & Pollock, A.M.T. V444 X-ray and polarimetric variability: radiative and coriolis forces shape the wind collision region, 2015, A&A, 573, 43
  24. Engle, S.G.; Guinan, E.F.; Harper, G.M.; Neilson, H.R.; & Evans, N.R. The secret lives of Cepheids: evolutionary changes and pulsation-induced shock heating in the prototype classical Cepheids δ Cep, 2014, ApJ, 794, 80
  25. Mackey, J.; Mohamed, S.; Gvaramadze, V.; Kotak, R.; Langer, N.; Meyer, D.M.-A.; Moriya, T.; & Neilson, H.R. Interacting supernovae from photoionization-confined shells around red supergiants, 2014, Nature, 512, 282
  26. Neilson, H.R.; Ignace, R.; Smith, B.J.; Henson, G.; & Adams, A.M. Evidence of a Mira-like tail and bow shock about the semi-regular variable V CVn from four decades of polarization measurements, 2014, A&A, 568, 88
  27. Neilson, H.R.; & Ignace, R. Convection, granulation and period jitter in classical Cepheids, 2014, A&A, 563, 4
  28. Neilson, H.R. Revisiting the fundamental properties of the Cepheid Polaris using detailed stellar evolution models, 2014, A&A, 563, 48
  29. Baron, F.; Monnier, J.D.; Kiss, L.L.; Neilson, H.R.; Zhao, M.; Anderson, M.; Aarnio, A.; Pedretti, E.; Thureau, N.; ten Brummelaar, T.A.; Ridgway, S.T.; McAlister, H.A.; Sturmann, J.; Sturmann, L.; & Turner, N. CHARA/MIRC observations of two M supergiants from the Perseus double cluster: temperature, bayesian modeling and compressed sensing imaging, 2014, ApJ, 785, 46
  30. Neilson, H.R.; & Lester, J.B. Spherically-symmetric model stellar atmospheres and limb darkening II: limb-darkening laws, gravity-darkening coefficients and angular diameter corrections for FGK dwarf stars, 2013, A&A, 556, 86
  31. Neilson, H.R.; & Lester, J.B. Spherically-symmetric model stellar atmospheres and limb darkening I: limb-darkening laws, gravity-darkening coefficients and angular diameter corrections for red giant stars, 2013, 554, 98
  32. Lester, J.B.; Dinshaw, R.; & Neilson, H.R. Indicators of mass in spherical stellar atmospheres, 2013, PASP, 125, 335
  33. Neilson, H.R.; Langer, N.; Engle, S.G.; Guinan, E.; & Izzard, R. Classical Cepheids require enhanced mass loss, 2012, ApJ, 760L, 18
  34. Lebzelter, T.; Heiter, U.; Abia, C.; Eriksson, K.; Ireland, M.; Neilson, H.R.; Nowotny, W.; Maldonado, J.; Merle, T.; Peterson, R.; Plez, B.; Short, C.I.; Wahlgren, G.M.; Worley, C.; Aringer, B.; Bladh, S.; de Laverny, P.; Goswami, A.; Mora, A.; Norris, R.P.; Recio-Blanco, A.; Scholz, M.; Thevenin, F.; Tsuji, T.; Kordopatis, G.; Montesinos, B.; & Wing, R.F. Comparative modelling of the spectra of cool giants, 2012, A&A, 547, 108
  35. Neilson, H.R.; & Lester, J.B. Using limb darkening to measure fundamental parameters of stars, 2012, A&A, 544, 117
  36. Ngeow, C.-C.; Neilson, H.R.; Nardetto, N.; & Marengo, M. Calibrating the projection factor for Galactic Cepheids, 2012, A&A, 543, 55
  37. Mackey, J.; Mohamed, S.; Neilson, H.R.; Langer, N.; & Meyer, D.M.-A. Double bow shocks around young, runaway red supergiants: application to Betelgeuse, 2012, ApJ, 751L, 10
  38. Neilson, H.R.; Nardetto, N.; Ngeow, C.-C.; Fouqué, P.; & Storm, J. Cepheid limb darkening, angular diameter corrections and projection factor from static spherical model stellar atmospheres, 2012, A&A, 541, 134
  39. Neilson, H.R.; Engle, S.G.; Guinan, E.; Langer, N.; Wasatonic, R.P.; & Williams, D.B. The period change of the Cepheid Polaris suggest enhanced mass loss, 2012, ApJ, 745L, 32
  40. Neilson, H.R; & Langer, N. Is there a mass discrepancy in the Cepheid binary OGLE-LMC-CEP0227?, 2012, A&A, 537, 26
  41. Croll, B.; Albert, L.; Jayawardhana, R.; Miller-Ricci Kempton, E.; Fortney, J.J.; Murray, N.; & Neilson, H.R. Broadband transmission spectroscopy of the super-earth GJ 1214b suggests a low mean molecular weight atmosphere, 2011, ApJ, 736, 78
  42. Neilson, H.R. & Lester, J.B. Limb darkening in spherical stellar atmospheres, 2011, A&A, 530, 65
  43. Neilson, H.R.; Cantiello, M.; & Langer, N. The Cepheid mass discrepancy and pulsation-driven mass loss, 2011, A&A, 529L, 9
  44. Ngeow, C.-C.; Ita, Y.; Kanbur, S.M.; Neilson, H.R.; Onaka, T.; & Kato, D. Cepheid period-luminosity relation from the AKARI observations, 2010, MNRAS, 408, 983
  45. Neilson, H.R.; Ngeow, C.-C.; Kanbur, S.M.; & Lester, J.B. Testing mass loss in Large Magellanic Cloud Cepheids using infrared and optical observations II. predictions and tests of the OGLE-III fundament-mode Cepheids, 2010, ApJ, 716, 1136
  46. Ngeow, C.-C.; Kanbur, S.M.; Neilson, H.R.; Nanthakumar, A.; & Buonaccorsi, J. Period-luminosity relations derived from the OGLE-III fundamental mode Cepheids, 2009, ApJ, 693, 691
  47. Neilson, H.R.; Ngeow, C.-C.; Kanbur, S.M.; & Lester, J.B. Testing mass loss in Large Magellanic Cloud Cepheids using infrared and optical observations, 2009, ApJ, 692, 81
  48. Neilson, H.R. & Lester, J.B. On the enhancement of mass loss in Cepheids due to radial pulsation II. the effect of metallicity, 2009, ApJ, 690, 1829
  49. Lester, J.B. & Neilson, H.R. SATLAS: spherical versions of the ATLAS stellar atmosphere program, 2008, A&A, 491. 633
  50. Neilson, H.R. & Lester, J.B. Determining parameters of cool giant stars by modeling spectrophotometric and interferometric observations using the SATLAS program, 2008, A&A, 490, 807
  51. Neilson, H.R. & Lester, J.B. On the enhancement of mass loss in Cepheids due to radial pulsation, 2008, ApJ, 684, 569

Non-Refereed Publications

  1.  Neilson, H.R.; & Blinn, H. The Curious Case of the North Star: the continuing tension between evolution models and measurements of Polaris, Astronomical Society of the Pacific Conference Series “RRLyrae/Cepheid2019: Frontiers of Classical Pulsators: Theory and Observations”, Cloudcroft, NM, USA October 13-18, 2019
  2. Guzik, J.A.; Farag, E.; Osrowski, J.; Evans, N.R.; Neilson, H.R.; Moschou, S.; & Drake, J.J. Investigating Opacity Modifications and Reaction Rate Uncertainties to Resolve the Cepheid Mass Discrepancy, Astronomical Society of the Pacific Conference Series “RRLyrae/Cepheid2019: Frontiers of Classical Pulsators: Theory and Observations”, Cloudcroft, NM, USA October 13-18, 2019
  3. Kahanamoku, S.; ‘Anolani Alegado, R.; Kagawa-Viviani, A.; Leimomi Kamelamela, K.; Kamai, B.; Walkowicz, L.M.; Prescod-Weinstein, C.; Alexa de los Reyes, M.; Neilson, H.R. A Native Hawaiian-led summary of the current impact of constructing the Thirty Meter Telescope on Maunakea, Submitted to the National Academy of Sciences Decadal Survey on Astronomy and Astrophysics (Astro2020) Panel on the State of the Profession and Societal Impacts (SoP); doi:10.6084/m9.figshare.c.4805619
  4. Prescod-Weinstein, C.; Walkowicz, L.M.; Tuttle, S.; Nord, B.; & Neilson, H.R. Reframing astronomical research through an anticolonial lens — for TMT and beyond, Submitted to the National Academy of Sciences Decadal Survey on Astronomy and Astrophysics (Astro2020) Panel on the State of the Profession and Societal Impacts (SoP)
  5. Neilson, H.R.; & Lawler, S.; Canadian astronomy on Maunakea: on respecting Indigenous rights, 2019, White Paper for the Canadian Long Range Plan 2020
  6. Neilson, H.R.; Rousseau-Nepton, L.; Lawler, S.; & Spekkens, K. Indigenizing the next decade of astronomic Canada, 2019, White Paper for the Canadian Long Range Plan 2020
  7. The MSE Team (including Neilson, H.R.) The detailed science case for the Maunakea Spectroscopic Explorer, 2019 edition, 2019, ArXiv:190404907
  8. Bergemann, M.; Huber, D.; Adibekyan, V.; + 70 authors (including Neilson, H.R.) Stellar astrophysics and exoplanet science with the Maunakea Spectroscopic Explorer (MSE), 2019, ArXiv:190303157
  9. Evans, N.R.; Engle, S.; Guinan, E.; Neilson, H.R.; Marengo, M.; Matthews, L.; & Guenther, H.M. Outward from Cepheids, 2018, Proceedings of the Polish Astronomical Society, 6, 253
  10. Nardetto, N.; Poretti, E.; Anderson, R.; Fokin, A.; Gallenne, A.; Gieren, W.; Graczyk, D.; Kervella, P.; Mathias, P.; Mérand, A.; Mourard, D.; Neilson, H.R.; Pietrzyński, G.; Pilecki, B.; Rainer, M.; & Storm, J. The p and k-factors of the classical Cepheid δ Cep, 2018, Proceedings of the Polish Astronomical Society, 6, 2217
  11. Nardetto, N.; Poretti, E.; Mérand, A.; + 14 authors including Neilson, H.R., The atmosphere, the p-factor and the bright visible circumstellar environment of the prototype of classical Cepheids δ Cep, 2017, EPJWC, 150207003
  12. Evans, N.R.; Engle, S.; Guinan, E.; Neilson, H.R.; Marengo, M.; Matthews, L.D.; & Guenther, M. Between Cepheids and the cosmos, 2017, EPJWC, 15203009
  13. Huenemoerder, D.; Oskinova, L.; Ignace, R.; Hamann, W.-R.; Schulz, N.S.; Neilson, H.R.; & Shenar, T. A Deep X-ray look at a very massive star: HETGS spectroscopy of the blue hypergiant Cyg OB2-12 (HIP 101364), 2016, HEAD, 1511702
  14. Neilson, H.R.; Bisol, A.C.; Guinan, E.; & Engle, S.G. Pulsation period change & classical Cepheids: probing the details of stellar evolution, 2015, IAUS, 307, 224
  15. Mackey, J.; Langer, N.; Meyer, D.M.-A.; Gvaramadze, V.V.; Mohamed, S.; Neilson, H.R.; & Mignone, A. The circumstellar medium of massive stars in motion, 2014, NIC Symposium, ArXiv: 1406.0878
  16. Mackey, J.; Langer, N.; Mohamed, S.; Gvaramadze, V.V.; Neilson, H.R.; & Meyer, D.M.-A. Effects of stellar evolution and ionizing radiation on the environments of massive stars, 2014, ASTRA proceedings, 1, 61
  17. Neilson, H.R.; Biesiada, M.; Remage Evans, N.; Marconi, M., Ngeow, C.-C.; & Reese, D.R. Asteroseismology, standard candles, and the Hubble Constant: what is the role asteroseismology in the era of precision cosmology?, 2014, IAUS, 301, 233
  18. Neilson, H.R.; Ignace, R.; & Henson, G.D. Long-term polarization observations of Mira variable stars suggest asymmetric structures, 2014, IAUS, 301, 463
  19. Neilson, H.R. Pulsation and mass loss across the HR diagram: from OB stars to Cepheids to red supergiants, 2013, 2014, IAUS, 301, 205
  20. Neilson, H.R.; Ignace, R.; Shrestha, M.; Hoffman, J.L.; & Mackey, J. Modeling near-IR polarization to constrain stellar wind bow shocks, 2013, MSAO.confE.172
  21. Mackey, J.; Mohamed, S.; Neilson, H.R.; Langer, N.; & Meyer, D.M.-A. Numerical models for the circumstellar medium around Betelgeuse, 2013, EAS Publication Series, 60, 253
  22. Ngeow, C.-C.; Neilson, H.R.; Nardetto, N.; & Marengo, M. Wesenheit function for Galactic Cepheids: application to the projection factors, 2013, IAUS, 289, 134
  23. Armstrong, J.T.; Jorgensen, A.M.; Neilson, H.R.; Mozurkewich, D.; Baines, E.K.; & Schmitt, H.R. Precise stellar diameters from coherently averaged visibilities, 2012, SPIE, 8445, 3K
  24. Neilson, H.R. Comparison of limb-darkening laws from plane-parallel and spherically-symmetric model stellar atmospheres, 2012, IAUS, 282, 243
  25. Neilson, H.R.; Ngeow, C.-C.; & Lester, J.B. Constructing a Cepheid period p-factor relation from static model stellar atmospheres, 2012, ArXiv:1201.0802
  26. Neilson, H.R.; Langer, N.; Cantiello, M. Stellar evolution with pulsation-driven mass loss: the case of LMC Cepheids, 2011, ASPC, 451, 327
  27. Neilson, H.R.; Lester, J.B.; & Haubois, X. Weighing Betelgeuse: measuring the mass of α Orionis from stellar limb-darkening, 2011, ASPC, 451, 117
  28. Neilson, H.R.; Cantiello, M.; & Langer, N. Convective core overshoot and mass loss in classical Cepheids: a solution to the mass discrepancy?, 2011, ASPC, 448, 155
  29. Neilson, H.R.; & Lester, J.B. Using limb-darkening to measure the masses of red giants, 2011, ASPC, 445, 165
  30. Neilson, H.R.; Ngeow, C.-C.; Kanbur, S.M.; & Lester, J.B. The connection between pulsation, mass loss and circumstellar shells in classical Cepheids, 2009, AIPC, 1170, 141
  31. Ngeow, C.-C.; Kanbur, S.M.; Ghobrial, L.; Neilson, H.R.; & Macri, L. IRAC band period-luminosity relation from LMC Cepheids: application to three nearby galaxies, 2009, AIPC, 1170, 37
  32. Neilson, H.R.; & Lester, J.B. Modeling stellar atmospheres with a spherically-symmetric version of the ATLAS code: testing the code by comparisons to interferometric observations and PHOENIX models, 2009, AIPC, 1094, 804
  33. Neilson, H.R.; Ngeow, C.-C.; Kanbur, S.M.; & Lester, J.B. Modeling mass loss and infrared excess in Large Magellanic Cloud Cepheids, 2008, ArXiv:0808.3995