'Prompt emission' diaporamas de présentation

877 views • 75 slides

763 views • 75 slides

GRB physics and cosmology with spectrum-energy correlation

858 views • 72 slides

basic concepts to understand Gamma Ray Bursts

basic concepts to understand Gamma Ray Bursts. The waves. perturbation. Direction of propagation ?. ELETTROMAGNETIC WAVE. Continuum series of pulses originated from a variation of the electromagnetic field. It is a perturbation of the electromagnetic field.

791 views • 65 slides

On some weaknesses of the standard afterglow model:

735 views • 61 slides

Gamma Ray Burst Boot Camp

Gamma Ray Burst Boot Camp. Robert Nemiroff Michigan Tech. GRB Boot Camp: Abstract. Gamma Ray Bursts (GRBs) are the furthest explosions known. As such they are valuable probes of energetic explosions and fluctuating beacons seen through nearly the entire intervening universe. Although

554 views • 38 slides

Central engine activity as seen in Naked-Eye Burst prompt emission

435 views • 36 slides

Luminosity-time correlations for GRBs afterglows

Luminosity-time correlations for GRBs afterglows. Maria Giovanna Dainotti Department of Astronomy, Stanford University, Stanford, California In collaboration with First part of the talk M. Ostrowski (Crakow Observatory, Krakow, Poland),

450 views • 32 slides

GRB 080319B: A Naked-Eye Blast from the Distant Universe

GRB 080319B: A Naked-Eye Blast from the Distant Universe. Judy Racusin Penn State University. 2008 Nanjing GRB Workshop, Nanjing, China, June 23-27. Broadband Observations of the Extraordinary Naked-Eye GRB 080319B.

461 views • 32 slides

Rise and Fall of the X-ray flash 080330: an off-axis jet?

Rise and Fall of the X-ray flash 080330: an off-axis jet?. C.Guidorzi 1,2,3 on behalf of a large collaboration of the Swift, Liverpool and Faulkes Telescopes, GROND, NOT, REM, TAROT teams and in particular S. Kobayashi and J. Granot. 1 INAF-Osservatorio Astronomico Brera, Italy

321 views • 23 slides

Gamma-Ray Bursts: Open Questions and Looking Forward Ehud Nakar Tel-Aviv University

Gamma-Ray Bursts: Open Questions and Looking Forward Ehud Nakar Tel-Aviv University. 2009 Fermi Symposium Nov. 3, 2009. Outline What do we really know about GRB physics (a very short substitution to a comprehensive discussion of what we do not know)

319 views • 22 slides

Crab Giant Pulses

Crab Giant Pulses. W. Majid * , S. Ellingson (PI), C. Garcia- Miro , T. Kuiper, J. Lazio , S . Lowe, C. Naudet , D. Thompson, K. Wagstaff. * Jet Propulsion Laboratory, California Institute of Technology.

313 views • 21 slides

Radiation Transfer

241 views • 17 slides

HETE-II Catalogue

260 views • 17 slides

What we know, What we believe we know (but we are not sure) and

What we know, What we believe we know (but we are not sure) and What we would like to know about gamma-ray bursts Robert Mochkovitch (IAP) - LIA meeting, Kunming Nov.1-5, 2018. relativistic jet. internal dissipation: prompt emission. Gamma-ray bursts: the global picture.

144 views • 14 slides

120 views • 1 slides