'Ray burst' diaporamas de présentation

Black Holes : Most Energetic Explosions in the Universe after Big-Bang

2006.05.18@physics.cnu.ac.kr. Black Holes : Most Energetic Explosions in the Universe after Big-Bang. Chang-Hwan Lee@. Motivation. Black Hole Binaries as possible sources of Gamma-Ray Bursts and Hypernovae. Final Conclusion will be. Believe or Not.

627 views • 53 slides

Intermittent Accreting Millisecond Pulsars

Intermittent Accreting Millisecond Pulsars. Introduction. An exciting new type of sources Pulsations appear and disappear either on timescales of hundreds of seconds or on timescales of days

416 views • 30 slides

Pulsars in Low-Mass X-Ray Binaries

Pulsars in Low-Mass X-Ray Binaries. Deepto Chakrabarty Massachusetts Institute of Technology. Accretion-Powered X-Ray Pulsars. magnetic axis. spin axis. dipole magnetic field. accretion disk. ~ r m. Magnetically-channeled flow onto polar caps, hits at ~0.1c.

333 views • 17 slides

172 views • 17 slides

Pulsars in Low-Mass X-Ray Binaries

Pulsars in Low-Mass X-Ray Binaries. Deepto Chakrabarty Massachusetts Institute of Technology. Accretion-Powered X-Ray Pulsars. magnetic axis. spin axis. dipole magnetic field. accretion disk. ~ r m. Magnetically-channeled flow onto polar caps, hits at ~0.1c.

184 views • 17 slides

Gravitationally Redshifted Absorption Lines in the X-Ray Burst Spectra

Gravitationally Redshifted Absorption Lines in the X-Ray Burst Spectra. NTHU 2008.01.03 Lu, Ting-Ni. X-ray burst. a neutron star and an accreting companion Type I X-ray burst has a sharp rise followed by a slow and gradual decline of the luminosity profile

255 views • 15 slides

Is the End in Sight for Ultrahigh Energy Cosmic Rays (UHECR)?

Is the End in Sight for Ultrahigh Energy Cosmic Rays (UHECR)?. S. Sakir: [ http://physicsweb.org/article/world/15/9/3 ] J. Bahcall + E. Waxman: [ hep-ph/0206217 v3 ]. Mark Pearce September 3 rd 2002. Cosmic Ray Energy Spectrum. Balloons and Satellites. Cosmic ray astronomy?

328 views • 9 slides