Graduation Semester and Year

2020

Language

English

Document Type

Thesis

Degree Name

Master of Science in Physics

Department

Physics

First Advisor

Amir Shahmoradi

Abstract

We present a catalog of the redshift estimates and probability distributions for 565 individual Short-duration Gamma-Ray Bursts (SGRBs) detected by the Burst And Transient Source Experiment (BATSE). This result is based on a careful classification and modeling of the population distribution of BATSE SGRBs in the 5-dimensional space of redshift as well as the intrinsic prompt gamma-ray emission properties: the isotropic 64ms peak luminosity, the total isotropic emission, the spectral peak energy, as well as the intrinsic duration, while taking into account the complex detection mechanism of BATSE and sample incompleteness. The underlying assumption in our modeling approach is that SGRBs trace the Cosmic Star Formation Rate convolved with plausible binary Neutron-Star merger-delay-time distributions. Our modeling approach enables us to constrain the redshifts of BATSE SGRBs for the first time, and to reconstruct the cosmic distribution map of all BATSE SGRBs in the world.

Keywords

Gamma-ray bursts

Disciplines

Physical Sciences and Mathematics | Physics

Comments

Degree granted by The University of Texas at Arlington

29132-2.zip (4167 kB)

Included in

Physics Commons

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