Search Results - "Collazzi, Andrew C"

  • Showing 1 - 17 results of 17
Refine Results
  1. 1

    A SIGNIFICANT PROBLEM WITH USING THE AMATI RELATION FOR COSMOLOGICAL PURPOSES by COLLAZZI, Andrew C, SCHAEFER, Bradley E, GOLDSTEIN, Adam, PREECE, Robert D

    Published in The Astrophysical journal (01-03-2012)
    “…We consider the distribution of many samples of gamma-ray bursts when plotted in a diagram with their bolometric fluence (S sub(bolo)) versus the observed…”
    Get full text
    Journal Article
  2. 2

    The Total Errors in Measuring E peak for Gamma-ray Bursts by Collazzi, Andrew C, Schaefer, Bradley E, Moree, Jeremy A

    Published in The Astrophysical journal (10-03-2011)
    “…Of all the observable quantities for gamma-ray bursts (GRBs), one of the most important is E peak. E peak is defined as the peak of the Delta *nF Delta *n…”
    Get full text
    Journal Article
  3. 3

    Generalized Tests for Eight GRB Luminosity Relations by Schaefer, Bradley E, Collazzi, Andrew C

    Published in The Astrophysical journal (20-02-2007)
    “…Long-duration gamma-ray bursts (GRBs) have eight luminosity relations where observable burst properties can yield the burst luminosity and hence distance. This…”
    Get full text
    Journal Article
  4. 4
  5. 5
  6. 6
  7. 7

    Does the Addition of a Duration Improve the L sub(iso)-E sub(peak) Relation for Gamma-Ray Bursts? by Collazzi, Andrew C, Schaefer, Bradley E

    Published in The Astrophysical journal (01-01-2008)
    “…Firmani et al. proposed a new gamma ray burst (GRB) luminosity relation that showed a significant improvement over the L sub(iso)- E sub(peak) relation (where…”
    Get full text
    Journal Article
  8. 8

    Does the Addition of a Duration Improve the L(iso)-E(peak) Relation for Gamma-Ray Bursts? by Collazzi, Andrew C, Schaefer, Bradley E

    Published in The Astrophysical journal (01-01-2008)
    “…Firmani et al. proposed a new gamma ray burst (GRB) luminosity relation that showed a significant improvement over the L(iso)- E(peak) relation (where L(iso)…”
    Get full text
    Journal Article
  9. 9

    Novae With Long-Lasting Supersoft Emission That Drive a High Accretion Rate by Schaefer, Bradley E, Collazzi, Andrew C

    Published 06-02-2010
    “…We identify a new class of novae characterized by the post-eruption quiescent light curve being more than roughly a factor of ten brighter than the…”
    Get full text
    Journal Article
  10. 10

    The Total Errors In Measuring Epeak for Gamma-Ray Bursts by Collazzi, Andrew C, Schaefer, Bradley E, Moree, Jeremy A

    Published 06-01-2011
    “…While Epeak has been extensively used in the past, for example with luminosity indicators, it has not been thoroughly examined for possible sources of scatter…”
    Get full text
    Journal Article
  11. 11

    Does The Addition of a Duration Improve the L_iso - E_peak Relation For Gamma-Ray Bursts? by Collazzi, Andrew C, Schaefer, Bradley E

    Published 14-08-2008
    “…Firmani et al. proposed a new Gamma Ray Burst (GRB) luminosity relation that showed a significant improvement over the L_iso-E_peak relation. The new proposed…”
    Get full text
    Journal Article
  12. 12

    A Significant Problem With Using the Amati Relation for Cosmological Purposes by Collazzi, Andrew C, Schaefer, Bradley E, Goldstein, Adam, Preece, Robert D

    Published 19-12-2011
    “…We consider the distribution of many samples of Gamma-Ray Bursts (GRBs) when plotted in a diagram with their bolometric fluence (Sbolo) versus the observed…”
    Get full text
    Journal Article
  13. 13

    Generalized Tests for Eight GRB Luminosity Relations by Schaefer, Bradley E, Collazzi, Andrew C

    Published 18-01-2007
    “…Astrophys.J.656:L53-L56,2007 Long duration Gamma-Ray Bursts (GRBs) have eight luminosity relations where observable burst properties can yield the burst…”
    Get full text
    Journal Article
  14. 14
  15. 15

    Discovery of a Second Nova Eruption of V2487 Ophiuchi by Pagnotta, Ashley, Schaefer, Bradley E, Xiao, Limin, Collazzi, Andrew C, Kroll, Peter

    Published 14-08-2009
    “…A directed search for previously-undiscovered nova eruptions was conducted in the astronomical plate archives at Harvard College Observatory and Sonneberg…”
    Get full text
    Journal Article
  16. 16

    The Behavior of Novae Light Curves Before Eruption by Collazzi, Andrew C, Schaefer, Bradley E, Xiao, Limin, Pagnotta, Ashley, Kroll, Peter, Lochel, Klaus, Henden, Arne A

    Published 23-09-2009
    “…In 1975, E. R. Robinson conducted the hallmark study of the behavior of classical nova light curves before eruption, and this work has now become part of the…”
    Get full text
    Journal Article
  17. 17