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Search for Very High Energy Gamma Ray Emission from Pulsars with H.E.S.S.

Search for Very High Energy Gamma Ray Emission from Pulsars with H.E.S.S.

Search for Very High Energy Gamma Ray Emission from Pulsars with H.E.S.S. presented by Till Eifert Humboldt University Berlin. Research Seminar WS 2005/06, Experimental High Energy Physics. Outline. Pulsars H.E.S.S. Experiment Timing Analysis Results. Outline. Pulsars

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753 views • 53 slides
Gamma-ray Luminosity and Death Lines of Pulsars with Outer Gaps

Gamma-ray Luminosity and Death Lines of Pulsars with Outer Gaps

Gamma-ray Luminosity and Death Lines of Pulsars with Outer Gaps. ?? 2003 ? 10 ? 21 ????. Outline. Introduction The Outer Gap Model ? Magnetospheric Geometry ? X-ray Field in the Magnetosphere ? The Fractional Size of an Outer Gap High-Energy Gamma-ray Luminosity

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496 views • 36 slides
Gamma-ray pulsars discovery by Fermi Space Observatory

Gamma-ray pulsars discovery by Fermi Space Observatory

Gamma-ray pulsars discovery by Fermi Space Observatory. Sergei Popov (SAI MSU). Plan. General intro Pulsar models Population synthesis Summary of discoveries. EGRET legacy. Just 6 pulsars: Crab Geminga Vela PSR B1055-52 PSR B1706-44 PSR B1951+32. (plus one by COMPTEL).

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539 views • 35 slides
Pulsar Questions & GLAST

Pulsar Questions & GLAST

Pulsar Questions & GLAST. Alice K. Harding NASA Goddard Space Flight Center. Unresolved questions of pulsar physics How and where are particles accelerated in the pulsar magnetosphere? What are the high-energy radiation mechanisms? Are processes the same for all pulsars?

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526 views • 32 slides
Study on polarization of high-energy photons from the Crab pulsar

Study on polarization of high-energy photons from the Crab pulsar

Study on polarization of high-energy photons from the Crab pulsar. ? J. Takata (TIARA-NTHU/ASIAA,Taiwan) H.-K. Chang (NTH Univ., Taiwan) K.S. Cheng (HK Univ., Hong-Kong). TIARA: Theoretical Institute Advanced Research in Astrophysics

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456 views • 32 slides
Pulsar Acceleration: The Chicken or the Egg?

Pulsar Acceleration: The Chicken or the Egg?

Pulsar Acceleration: The Chicken or the Egg?. Alice Harding NASA Goddard Space Flight Center. Compton Gamma-Ray Observatory (CGRO). 7 (+3) gamma-ray pulsars detected. Force-free magnetosphere. Goldreich & Julian 1969. In vacuum E || >> F grav at NS surface

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489 views • 31 slides
XP 835 Heating and CD Phase scans in NB Deuterium H-mode plasmas

XP 835 Heating and CD Phase scans in NB Deuterium H-mode plasmas

XP 835 Heating and CD Phase scans in NB Deuterium H-mode plasmas. Phil Ryan, Joel Hosea R. Bell, L. Delgado-Aparicio, E. F. Jaeger, S. Kubota, B. LeBlanc, F. Levinton, C. K. Philips, S. Sabbaugh, G. Taylor, K. Tritz, J. Wilgen, J.R. Wilson. 28 May 2008. Goals of Experiment.

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345 views • 23 slides
XP 835 Heating and CD Phase scans in NB Deuterium H-mode plasmas

XP 835 Heating and CD Phase scans in NB Deuterium H-mode plasmas

XP 835 Heating and CD Phase scans in NB Deuterium H-mode plasmas. Phil Ryan, Joel Hosea R. Bell, L. Delgado-Aparicio, E. F. Jaeger, S. Kubota, B. LeBlanc, F. Levinton, C. K. Philips, S. Sabbaugh, G. Taylor, K. Tritz, J. Wilgen, J.R. Wilson. 28 May 2008. Goals of Experiment.

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242 views • 23 slides
Reflectometer Sensing of RF Waves in Front of the HHFW Antenna on NSTX

Reflectometer Sensing of RF Waves in Front of the HHFW Antenna on NSTX

Reflectometer Sensing of RF Waves in Front of the HHFW Antenna on NSTX. J. B. Wilgen, P. M. Ryan, G. R. Hanson, D. W. Swain Oak Ridge National Laboratory S. I. Bernabei, N. Greenough, S. DePasquale, C. K. Phillips, J. C. Hosea, J. R. Wilson Princeton Plasma Physics Laboratory.

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268 views • 13 slides
XP 309: Experiment to Optimize the Conversion of EBWs to O-Mode on NSTX

XP 309: Experiment to Optimize the Conversion of EBWs to O-Mode on NSTX

XP 309: Experiment to Optimize the Conversion of EBWs to O-Mode on NSTX. G. Taylor, P. Efthimion, G. Bell, R. Maingi, D. Rasmussen, D. Swain, J. Wilgen, R. Wilson Boron nitride stepped wedge insert installed between HHFW antenna straps to view the oblique B-X-O transmission window

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152 views • 5 slides

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