'Gravitational redshift' diaporamas de présentation

Black Holes & Relativity

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a brief history of

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Lecture 21 Cosmological Models

Lecture 21 Cosmological Models. ASTR 340 Fall 2006 Dennis Papadopoulos. Spectral Lines - Doppler. Doppler Examples. Doppler Examples. = R now /R then. Expansion Redshifts. z=2 three times, z=10, eleven times. Expansion Redshifts. Expansion - Example. Current Record Redshift.

545 views • 39 slides

kHz QPOs of LMXBs Constrains on Pulsar Parameters

kHz QPOs of LMXBs Constrains on Pulsar Parameters. Chengmin Zhang & Hongxing Yin National Astronomical Observatories, Beijing. OUTLINE OF TALK. KHz Quasi Periodic Oscillation (QPO) in NS/LMXB Millisecond accreting-powered X-ray Pulsar Type-I X-ray Burst Oscillation

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Black Holes

Black Holes. The mass of a neutron star cannot exceed about 3 solar masses . If a core remnant is more massive than that, nothing will stop its collapse , and it will become smaller and smaller and denser and denser.

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Extragalactic Astronomy & Cosmology First-Half Review

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Chapter 15: Stellar Graveyard

Chapter 15: Stellar Graveyard. White Dwarfs Neutron Stars Black Holes Gamma-Ray Bursts. 15.1 Degenerate Objects. Objects made of degenerate matter (plasma conditions dominated by degeneracy pressure). White dwarfs are supported by electron degeneracy pressure.

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Measuring the SPIN of Black Holes

Measuring the SPIN of Black Holes. Andy Fabian Institute of Astronomy University of Cambridge. Astrophysical Black Holes have only MASS and SPIN (like elementary particles, except BH can have any mass ). BLACK HOLES. Karl Schwarzschild. Roy Kerr.

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Special and General Theories of Relativity

Practical Relativistic Timing Effects in GPS and Galileo Robert A. Nelson Satellite Engineering Research Corporation Bethesda, MD 301-657-9641 CGSIC Timing Subcommittee Meeting Thursday, March 20, 2003. Special and General Theories of Relativity. Special relativity Created in 1905

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22.5 Black Holes

22.5 Black Holes. The mass of a neutron star cannot exceed about 3 solar masses . If a core remnant is more massive than that, nothing will stop its collapse , and it will become smaller and smaller and denser and denser.

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Lecture 8: Warped Space

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Shear viscosity of a highly excited string and black hole membrane paradigm

Shear viscosity of a highly excited string and black hole membrane paradigm. Yuya Sasai Helsinki Institute of Physics and Department of Physics University of Helsinki in collaboration with A. Zahabi. Based on arXiv:1010.5380 Accepted by PRD. Short talk at RIKEN 17 December 2010.

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GENERAL RELATIVITY

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R Wojtak et al. Nature 477 , 567 - 569 (2011) doi:10.1038/nature10445

Constraints on gravitational redshift in galaxy clusters. R Wojtak et al. Nature 477 , 567 - 569 (2011) doi:10.1038/nature10445.

174 views • 1 slides