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D. A. Howell

Identifiers

  • name variant D. A. Howell 0.60 · backfill

Papers (119)

  1. Early interaction signatures and an extended plateau phase in Type II SN 2020aze astro-ph.HE · 2026 · author #18
  2. The nearby He-rich superluminous supernova SN 2021bnw at photospheric phases astro-ph.HE · 2026 · author #17
  3. ASTRO2020 White Paper: JWST: Probing the Epoch of Reionization with a Wide Field Time-Domain Survey astro-ph.IM · 2019 · author #14
  4. Gravity and Light: Combining Gravitational Wave and Electromagnetic Observations in the 2020s astro-ph.HE · 2019 · author #44
  5. Nebular H$\alpha$ Limits for Fast Declining Type Ia Supernovae astro-ph.GA · 2019 · author #11
  6. Investigating the properties of stripped-envelope supernovae, what are the implications for their progenitors? astro-ph.HE · 2018 · author #18
  7. R-band light-curve properties of Type Ia supernovae from the (intermediate) Palomar Transient Factory astro-ph.HE · 2018 · author #10
  8. Photometric and Spectroscopic Properties of Type Ia Supernova 2018oh with Early Excess Emission from the $Kepler$ 2 Observations astro-ph.SR · 2018 · author #25
  9. Analysis of broad-lined Type Ic supernovae from the (intermediate) Palomar Transient Factory astro-ph.HE · 2018 · author #12
  10. AT 2017be - a new member of the class of Intermediate-Luminosity Red Transients astro-ph.HE · 2018 · author #12
  11. Oxygen and helium in stripped-envelope supernovae astro-ph.HE · 2018 · author #19
  12. Late-time observations of the extraordinary Type II supernova iPTF14hls astro-ph.HE · 2018 · author #17
  13. SN 2015ba: A type IIP supernova with a long plateau astro-ph.HE · 2018 · author #13
  14. Type II supernovae in low luminosity host galaxies astro-ph.HE · 2018 · author #15
  15. Nebular Spectroscopy of the `Blue Bump' Type Ia Supernova 2017cbv astro-ph.GA · 2018 · author #8
  16. Correcting for peculiar velocities of Type Ia Supernovae in clusters of galaxies astro-ph.CO · 2018 · author #24
  17. Using late-time optical and near-infrared spectra to constrain Type Ia supernova explosion properties astro-ph.HE · 2018 · author #14
  18. SNhunt151: an explosive event inside a dense cocoon astro-ph.SR · 2018 · author #19
  19. The ESO's VLT Type Ia supernova spectral set of the final two years of SNLS astro-ph.GA · 2017 · author #12
  20. The early detection and follow-up of the highly obscured Type II supernova 2016ija/DLT16am astro-ph.HE · 2017 · author #21
  21. Hydrogen-rich supernovae beyond the neutrino-driven core-collapse paradigm astro-ph.SR · 2017 · author #16
  22. SN 2016coi/ASASSN-16fp: An example of residual helium in a type Ic supernova? astro-ph.HE · 2017 · author #22
  23. LSQ14efd: observations of the cooling of a shock break-out event in a type Ic Supernova astro-ph.HE · 2017 · author #16
  24. Multiwavelength follow-up of a rare IceCube neutrino multiplet astro-ph.HE · 2017 · author #419
  25. Confined Dense Circumstellar Material Surrounding a Regular Type II Supernova: The Unique Flash-Spectroscopy Event of SN 2013fs astro-ph.HE · 2017 · author #17
  26. Two New Calcium-Rich Gap Transients in Group and Cluster Environments astro-ph.HE · 2016 · author #14
  27. The progenitor and early evolution of the Type IIb SN 2016gkg astro-ph.HE · 2016 · author #14
  28. Early observations of the nearby type Ia supernova SN 2015F astro-ph.SR · 2016 · author #16
  29. The Superluminous Transient ASASSN-15lh as a Tidal Disruption Event from a Kerr Black Hole astro-ph.HE · 2016 · author #16
  30. Superluminous supernova 2015bn in the nebular phase: evidence for the engine-powered explosion of a stripped massive star astro-ph.HE · 2016 · author #15
  31. PTF12os and iPTF13bvn. Two stripped-envelope supernovae from low-mass progenitors in NGC 5806 astro-ph.HE · 2016 · author #15
  32. The multi-faceted Type II-L supernova 2014G from pre-maximum to nebular phase astro-ph.SR · 2016 · author #7
  33. 450 Days of Type II SN 2013ej in Optical and Near-Infrared astro-ph.SR · 2016 · author #23
  34. Time-Varying Sodium Absorption in the Type Ia Supernova 2013gh astro-ph.SR · 2016 · author #13
  35. On the nature of Hydrogen-rich Superluminous Supernovae astro-ph.HE · 2016 · author #20
  36. Interacting supernovae and supernova impostors. LSQ13zm: an outburst heralds the death of a massive star astro-ph.HE · 2016 · author #21
  37. The diversity of Type II supernova versus the similarity in their progenitors astro-ph.SR · 2016 · author #2
  38. SN 2015bn: a detailed multi-wavelength view of a nearby superluminous supernova astro-ph.SR · 2016 · author #24
  39. Comparative Analysis of SN 2012dn Optical Spectra: Days -14 to +114 astro-ph.HE · 2016 · author #2
  40. DES14X3taz: A Type I Superluminous Supernova Showing a Luminous, Rapidly Cooling Initial Pre-Peak Bump astro-ph.SR · 2015 · author #22
  41. Flash Spectroscopy: Emission Lines from the Ionized Circumstellar Material around $<10$-Day-Old Type II Supernovae astro-ph.HE · 2015 · author #17
  42. On type IIn/Ia-CSM supernovae as exemplified by SN 2012ca astro-ph.SR · 2015 · author #8
  43. Supernova 2013fc in a circumnuclear ring of a luminous infrared galaxy: the big brother of SN 1998S astro-ph.HE · 2015 · author #20
  44. SN 2011fu: A type IIb Supernova with a luminous double-peaked light curve astro-ph.SR · 2015 · author #16
  45. Spectral Models for Early Time SN 2011fe Observations astro-ph.SR · 2015 · author #7
  46. The Rise-Time of Type II Supernovae astro-ph.SR · 2015 · author #11
  47. Diversity in extinction laws of Type Ia supernovae measured between $0.2$ and $2\,\mu\mathrm{m}$ astro-ph.HE · 2015 · author #16
  48. Strong near-infrared carbon in the Type Ia supernova iPTF13ebh astro-ph.SR · 2015 · author #30
  49. Massive stars exploding in a He-rich circumstellar medium. VI. Observations of two distant Type Ibn supernova candidates discovered by La Silla-QUEST astro-ph.SR · 2015 · author #19
  50. Massive stars exploding in a He-rich circumstellar medium. V. Observations of the slow-evolving SN Ibn OGLE-2012-SN-006 astro-ph.SR · 2015 · author #21
  51. Supernova 2013by: A Type IIL Supernova with a IIP-like light curve drop astro-ph.HE · 2015 · author #5
  52. The Rising Light Curves of Type Ia Supernovae astro-ph.HE · 2014 · author #4
  53. OGLE-2013-SN-079: a lonely supernova consistent with a helium shell detonation astro-ph.SR · 2014 · author #10
  54. Type Ia Supernova Spectral Features in the Context of Their Host Galaxy Properties astro-ph.HE · 2014 · author #6
  55. A Continuum of H- to He-Rich Tidal Disruption Candidates With a Preference for E+A Galaxies astro-ph.HE · 2014 · author #11
  56. Super-luminous supernovae from PESSTO astro-ph.HE · 2014 · author #14
  57. Clues To The Nature of SN 2009ip from Photometric and Spectroscopic Evolution to Late Times astro-ph.HE · 2014 · author #4
  58. Improved cosmological constraints from a joint analysis of the SDSS-II and SNLS supernova samples astro-ph.CO · 2014 · author #38
  59. The Host Galaxies of Type Ia Supernovae Discovered by the Palomar Transient Factory astro-ph.CO · 2013 · author #6
  60. Slowly fading super-luminous supernovae that are not pair-instability explosions astro-ph.CO · 2013 · author #14
  61. The superluminous supernova PS1-11ap: bridging the gap between low and high redshift astro-ph.CO · 2013 · author #9
  62. The Man Behind the Curtain: X-rays Drive the UV through NIR Variability in the 2013 AGN Outburst in NGC 2617 astro-ph.HE · 2013 · author #30
  63. Two superluminous supernovae from the early universe discovered by the Supernova Legacy Survey astro-ph.CO · 2013 · author #1
  64. The first month of evolution of the slow rising type II-P SN 2013ej in M74 astro-ph.CO · 2013 · author #6
  65. Las Cumbres Observatory Global Telescope Network astro-ph.IM · 2013 · author #29
  66. Super Luminous Ic Supernovae: catching a magnetar by the tail astro-ph.HE · 2013 · author #23
  67. PESSTO monitoring of SN 2012hn: further heterogeneity among faint type I supernovae astro-ph.SR · 2013 · author #9
  68. An outburst from a massive star 40 days before a supernova explosion astro-ph.HE · 2013 · author #11
  69. Studying the Diversity of Type Ia Supernovae in the Ultraviolet: Comparing Models with Observations astro-ph.CO · 2012 · author #7
  70. The UV/optical spectra of the Type Ia supernova SN 2010jn: a bright supernova with outer layers rich in iron-group elements astro-ph.SR · 2012 · author #7
  71. PTF11kx: A Type-Ia Supernova with a Symbiotic Nova Progenitor astro-ph.CO · 2012 · author #2
  72. Evolution in the Volumetric Type Ia Supernova Rate from the Supernova Legacy Survey astro-ph.CO · 2012 · author #16
  73. Hubble Space Telescope studies of low-redshift Type Ia supernovae: Evolution with redshift and ultraviolet spectral trends astro-ph.CO · 2012 · author #5
  74. Analysis of the Early-Time Optical Spectra of SN 2011fe in M101 astro-ph.CO · 2012 · author #2
  75. An Efficient Approach to Obtaining Large Numbers of Distant Supernova Host Galaxy Redshifts astro-ph.CO · 2012 · author #17
  76. Near-infrared observations of type Ia supernovae: The best known standard candle for cosmology astro-ph.CO · 2012 · author #5
  77. Light echoes reveal an unexpectedly cool Eta Carinae during its 19th-century Great Eruption astro-ph.GA · 2011 · author #8
  78. The Rise-Time of Normal and Subluminous Type Ia Supernovae astro-ph.GA · 2011 · author #4
  79. Photometric selection of Type Ia supernovae in the Supernova Legacy Survey astro-ph.CO · 2011 · author #15
  80. Constraining Type Ia Supernovae progenitors from three years of SNLS data astro-ph.CO · 2011 · author #2
  81. SNLS3: Constraints on Dark Energy Combining the Supernova Legacy Survey Three Year Data with Other Probes astro-ph.CO · 2011 · author #12
  82. The Subluminous and Peculiar Type Ia Supernova PTF09dav astro-ph.CO · 2011 · author #4
  83. PTF 10bzf (SN 2010ah): a broad-line Ic supernova discovered by the Palomar Transient Factory astro-ph.CO · 2011 · author #10
  84. Subluminous Type Ia Supernovae at High Redshift from the Supernova Legacy Survey astro-ph.CO · 2010 · author #5
  85. Galaxy Zoo Supernovae astro-ph.IM · 2010 · author #18
  86. Supernova PTF 09uj: A possible shock breakout from a dense circumstellar wind astro-ph.HE · 2010 · author #14
  87. Supernova Legacy Survey: Using Spectral Signatures To Improve Type Ia Supernovae As Distance Indicators astro-ph.CO · 2010 · author #4
  88. Real-time Analysis and Selection Biases in the Supernova Legacy Survey astro-ph.CO · 2010 · author #14
  89. Spectra and Light Curves of Six Type Ia Supernovae at 0.511 < z < 1.12 and the Union2 Compilation astro-ph.CO · 2010 · author #23
  90. The Dependence of Type Ia Supernova Luminosities on their Host Galaxies astro-ph.CO · 2010 · author #3
  91. Constraining dark matter halo properties using lensed SNLS supernovae astro-ph.CO · 2010 · author #8
  92. Gravitational lensing in the Supernova Legacy Survey (SNLS) astro-ph.CO · 2010 · author #11
  93. Photometric redshifts for supernovae Ia in the Supernova Legacy Survey astro-ph.CO · 2009 · author #15
  94. Hydrogen-poor superluminous stellar explosions astro-ph.CO · 2009 · author #9
  95. The ESO/VLT 3rd year Type Ia supernova data set from the Supernova Legacy Survey astro-ph.CO · 2009 · author #5
  96. Constraining dust and color variations of high-z SNe using NICMOS on Hubble Space Telescope astro-ph.CO · 2009 · author #14
  97. The Core-collapse rate from the Supernova Legacy Survey astro-ph.CO · 2009 · author #16
  98. Type Ia supernova science 2010-2020 astro-ph.SR · 2009 · author #1
  99. The Mean Type Ia Supernova Spectrum Over the Past 9 Gigayears astro-ph.SR · 2009 · author #3
  100. The effect of progenitor age and metallicity on luminosity and 56Ni yield in Type Ia supernovae astro-ph · 2008 · author #1
  101. PHotometry Assisted Spectral Extraction (PHASE) and identification of SNLS supernovae astro-ph · 2008 · author #6
  102. Clustering of supernova Ia host galaxies astro-ph · 2008 · author #5
  103. SiFTO: An Empirical Method for Fitting SNe Ia Light Curves astro-ph · 2008 · author #12
  104. Is there Evidence for a Hubble bubble? The Nature of Type Ia Supernova Colors and Dust in External Galaxies astro-ph · 2007 · author #4
  105. Quantitative comparison between Type Ia supernova spectra at low and high redshifts: A case study astro-ph · 2007 · author #21
  106. K-corrections and spectral templates of Type Ia supernovae astro-ph · 2007 · author #3
  107. The Supernova Type Ia Rate Evolution with SNLS astro-ph · 2007 · author #5
  108. The Rise Time of Type Ia Supernovae from the Supernova Legacy Survey astro-ph · 2006 · author #2
  109. The Type Ia Supernova Rate at z ~0.5 from the Supernova Legacy Survey astro-ph · 2006 · author #5
  110. Measurement of \Omega_m, \Omega_{\Lambda} from a blind analysis of Type Ia supernovae with CMAGIC: Using color information to verify the acceleration of the Universe astro-ph · 2006 · author #14
  111. Gemini Spectroscopy of Supernovae from SNLS: Improving High Redshift SN Selection and Classification astro-ph · 2005 · author #1
  112. Spectra of High-Redshift Type Ia Supernovae and a Comparison with their Low-Redshift Counterparts astro-ph · 2005 · author #2
  113. Spectroscopic Observations and Analysis of the Unusual Type Ia SN 1999ac astro-ph · 2005 · author #25
  114. An HST Search for Supernovae Accompanying X-ray Flashes astro-ph · 2005 · author #7
  115. Spectroscopic confirmation of high-redshift supernovae with the ESO VLT astro-ph · 2004 · author #2
  116. Spectroscopic Observations and Analysis of the Peculiar SN 1999aa astro-ph · 2004 · author #27
  117. New Constraints on $\Omega_M$, $\Omega_\Lambda$, and w from an Independent Set of Eleven High-Redshift Supernovae Observed with HST astro-ph · 2003 · author #23
  118. The Hubble Diagram of Type Ia Supernovae as a Function of Host Galaxy Morphology astro-ph · 2002 · author #21
  119. The distant Type Ia supernova rate astro-ph · 2002 · author #14

Mentions

  • 1011.2199 #18 · backfill · confidence 0.70 D. A. Howell
  • 1009.5378 #14 · backfill · confidence 0.70 D. A. Howell
  • 1008.2308 #4 · backfill · confidence 0.70 D. A. Howell
  • 1006.2254 #14 · backfill · confidence 0.70 D. A. Howell
  • 1004.1711 #23 · backfill · confidence 0.70 D. A. Howell
  • 1003.5119 #3 · backfill · confidence 0.70 D. A. Howell
  • 1002.1374 #8 · backfill · confidence 0.70 D. A. Howell
  • 1002.1249 #11 · backfill · confidence 0.70 D. A. Howell
  • 0911.1629 #15 · backfill · confidence 0.70 D. A. Howell
  • 0910.0059 #9 · backfill · confidence 0.70 D. A. Howell
  • 0909.3316 #5 · backfill · confidence 0.70 D. A. Howell
  • 0906.4318 #14 · backfill · confidence 0.70 D. A. Howell
  • 0904.1066 #16 · backfill · confidence 0.70 D. A. Howell
  • 0903.1086 #1 · backfill · confidence 0.70 D. A. Howell
  • 0901.2476 #3 · backfill · confidence 0.70 D. A. Howell
  • 0810.0031 #1 · backfill · confidence 0.70 D. A. Howell
  • 0809.4407 #6 · backfill · confidence 0.70 D. A. Howell
  • 0805.3983 #5 · backfill · confidence 0.70 D. A. Howell
  • 0803.3441 #12 · backfill · confidence 0.70 D. A. Howell
  • 0705.0367 #4 · backfill · confidence 0.70 D. A. Howell

Frequent Coauthors