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Thesis topic proposal
 
Spectral Features and Distributions of Gamma-ray Bursts

THESIS TOPIC PROPOSAL

Institute: Eötvös Loránd University, Budapest
physics
Doctoral School of Physics

Thesis supervisor: Zsolt Bagoly
Location of studies (in Hungarian): ELTE, Institute of Physics, Department of Physics of Complex Systems
Abbreviation of location of studies: ELTE


Description of the research topic:

"GRBs are the most energetic transients in the Universe. GRBs are the only cosmic objects sampling the whole observable Universe in space and time. Their importance in extragalactic astrophysics is amplified by the discovery of gravitational waves jointly observed by a GRB.

Our main goal is to analyze the Large Scale Structures and their properties. The research will focus on the relationship between the cosmic web and the large scale spatial distribution of GRBs.

We are going to improve ADWO as a multi-satellite tool with multi-channel multi-detector capacity, simulating a joined virtual detector with improved sensitivity, providing powerful data analysis methods to optimally extract the maximal information content from the original raw satellite observations. A new multi-satellite/multi-channel/multi-detector tool is beeing developed using information theory based quantities. It will create a joined virtual detector with improved sensitivity, opening up new possibilities for space observed high energy electromagnetic signal interpretation. One interesting topic is to join in the development of the software.
The derived physical parameters will be used to search for a connection between redshift and various GRB data.

To obtain the GRB spatial distribution we need to find a connection between redshift and various GRB data. There are >500 GRBs with measured optical redshift, while the good, data rich observations covers almost ten times more high-energy GRBs. For this big data problem statistical and machine/deep learning applications needed on the ADWO reduced GRB data. Full spatial analysis should be done on the estimated redshifts.

The proposed research and publication will be joinly with our active HEART GRB research group.

Required language skills: English
Further requirements: 
entry level astronomy and astrophysics, python and/or Matlab/Octave/R programming (maybe C), basic linux command line. Interest in different data analysis/statistical topic is useful.

Number of students who can be accepted: 2

Deadline for application: 2023-05-31


2024. IV. 17.
ODT ülés
Az ODT következő ülésére 2024. június 14-én, pénteken 10.00 órakor kerül sor a Semmelweis Egyetem Szenátusi termében (Bp. Üllői út 26. I. emelet).

 
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