'Ray pulsars' presentation slideshows

Lecture 4. Magnetars: SGRs and AXPs

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Study on Pulsar Multi-wavelength Emission

Study on Pulsar Multi-wavelength Emission. Introduction Multi-wavelength emission regions Radio phase-resolved spectra. Hong Guang Wang Center for Astrophysics, Guangzhou University. Multi-wavelength observational features (radio to gamma-ray). pulse profiles (light curve).

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A Debris Disk Around an Isolated Young Neutron Star

A Debris Disk Around an Isolated Young Neutron Star. Deepto Chakrabarty Zhongxiang Wang David L. Kaplan Kavli Institute for Astrophysics and Space Research Massachusetts Institute of Technology (MIT). References: Wang, Chakrabarty, & Kaplan (2006), Nature , 440 , 772

400 views • 28 slides

The Fraction

Geminga. The Fraction. Alice K. Harding NASA Goddard Space Flight Center. Isabelle Grenier CEA-Saclay. Peter Gonthier Hope College. How many UnID g -ray sources are radio-quiet pulsars? Recent revision of radio and g -ray beam geometries

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Periodicity Search for Possible X-ray Counterparts to Gamma-ray Pulsar Candidates

Periodicity Search for Possible X-ray Counterparts to Gamma-ray Pulsar Candidates. Introduction and Background. Archive data of different instruments and their features. Our way to find possible X-ray pulsation. Compare our results with known Gamma-ray pulsars.

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Neutron Stars II: Pulsar-Black Hole Binaries & Gamma-Ray Pulsars

Neutron Stars II: Pulsar-Black Hole Binaries & Gamma-Ray Pulsars. Geoff Bower. Binary Parameter Space. GM/a. GM/R. M. GM/a. Pulsar Binaries. Wex & Kopeikin 1997. Timing Results. Frame-dragging. BH Spin. GW. M_BH. Mtot. Wex & Kopeikin 1999. Determination of Masses.

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Observations of AXPs and SGRs: 1E 1048.1-5937 and SGR 1806-20

Palermo, 2003 October 14 th. Observations of AXPs and SGRs: 1E 1048.1-5937 and SGR 1806-20. Andrea Tiengo (IASF-MI, Univ. Milano) S. Mereghetti, G. L. Israel, L. Stella, S. Zane, A. Treves, G. Ramsay, M. Feroci, R. Turolla, M. Cropper. Gamma-Ray Bursts. X-Ray Pulsars.

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Population study for ?-ray pulsars: II Millisecond pulsars

Population study for ?-ray pulsars: II Millisecond pulsars. J. Takata, Y. wang & K.S. Cheng arXiv: 1102.2746. Outline. Introduction Monte-Carlo simulation Results and disussion Conclusion. Introduction. MSP: P~ 2-100 ms Bs~ 10 8 -10 9 Fermi LAT results: (2 yrs)

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X-ray pulsars through the eyes of INTEGRAL

X-ray pulsars through the eyes of INTEGRAL. A.Lutovinov , S.Tsygankov (IKI) & the discussion with J.Poutanen, M.Revnivtsev and V.Suleimanov. Funasdalen 200 8.

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RXTE Studies of Accreting X-ray Pulsars via Cyclotron Lines

RXTE Studies of Accreting X-ray Pulsars via Cyclotron Lines Rick Rothschild on behalf of the MAGNET collaboration. RXTE has doubled the number of known cyclotron lines sources RXTE has observed multiple line sources in outburst

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RXTE Studies of Accreting X-ray Pulsars via Cyclotron Lines

RXTE Studies of Accreting X-ray Pulsars via Cyclotron Lines Rick Rothschild on behalf of the MAGNET collaboration. RXTE has doubled the number of known cyclotron lines sources RXTE has observed multiple line sources in outburst

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Evolutionary Link between X-ray Pulsars and Millisecond Radio Pulsars

Evolutionary Link between X-ray Pulsars and Millisecond Radio Pulsars. ??? ???????? 2009-7-30. Radio Pulsars -Rotation Powered. X-ray Pulsars -Accretion Powered. HMXBs. LMXBs. The Recycled Scenario. Spin Periods. X-ray pulsars. Millisecond X-ray Pulsars. Binary Pulsar Population.

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Pulsar research at soft g -rays

Pulsar research at soft g -rays. s. Lucien Kuiper, Wim Hermsen Hans Bloemen. Outline of presentation. Introduction: pulsars in a nutshell Overview current high-energy status (> 10 keV) Concluding remarks. Pulsars (rapidly spinning neutron stars with high B-fields)

272 views • 18 slides

GLAST and pulsars: models and simulations

Gamma-ray Large Area Space Telescope. GLAST and pulsars: models and simulations. Massimiliano Razzano (INFN-Pisa). Astrofisica gamma dallo spazio in Italia AGILE e GLAST ESRIN, Frascati, 3 luglio 2007. PulsarSpectrum, simulating pulsars for GLAST. PulsarSpectrum simulator

310 views • 18 slides

Pulsar research at soft g -rays

Pulsar research at soft g -rays. s. Lucien Kuiper, Wim Hermsen Hans Bloemen. Outline of presentation. Introduction: pulsars in a nutshell Overview current high-energy status (> 10 keV) Concluding remarks. Pulsars (rapidly spinning neutron stars with high B-fields)

192 views • 18 slides

Status pulsar studies in soft gamma-rays

Status pulsar studies in soft gamma-rays. Lucien Kuiper, Wim Hermsen, [Hans Bloemen]. Three classes of pulsars seen in g rays. I: spin-down powered pulsars a) normal pulsars b) millisec pulsars (old recycled systems)

381 views • 17 slides

Constraining the progenitors of gamma-ray bursts

Constraining the progenitors of gamma-ray bursts. Andrew Levan University of Warwick. Parameter space. Kouveliotou et al. 1993. Parameter space. Kulkarni & Kasliwal 2010. Parameter space. SGRBs. LGRBs. ?. TDEs?. SGRs. LLGRBs. AGN.

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MAGIC sensitivity for pulsed emission from ? -ray pulsars

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Multiwavelength Sky

Multiwavelength Sky. by NASA.

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Searching for X-ray Pulsars

Searching for X-ray Pulsars. Peter Woods (USRA/NSSTC). Searching for X-ray Pulsars. Define what an X-ray pulsar is Describe how we go about looking for them Take you through an example Let you find your own pulsar Give you a physics problem. X-ray Pulsars.

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