'8 kev' diaporamas de présentation

Recent advances on X-ray imaging with a single photon counting system

Recent advances on X-ray imaging with a single photon counting system. Introduction The system: microstrip detectors, RX64 ASICs, testing methods Energy resolution and efficiency Spatial resolution Imaging results - mammography Imaging results - angiography Summary and outlook.

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Accretion-Powered Millisecond Pulsars Juri Poutanen (University of Oulu, Finland) Plan:

Accretion-Powered Millisecond Pulsars Juri Poutanen (University of Oulu, Finland) Plan: X-ray bursts oscillations Millisecond pulsars SAX J1808.4-3658: pulse-resolved spectra, energy-dependent pulse profiles (1998, 2002 outbursts) XTE J1751-305 XTE J1807-294 Model and results

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Measurement of the 241 Am(n,2n) reaction cross section using the activation method

Measurement of the 241 Am(n,2n) reaction cross section using the activation method. G. Perdikakis 1,2 , C. T. Papadopoulos 1 , R. Vlastou 1 , A. Lagoyannis 2 , A. Spyrou 2 , M. Kokkoris 1 , S. Galanopoulos 1 , N. Patronis 1 , D. Karamanis 3 , Ch. Zarkadas 2 , G. Kalyva 2 , and S. Kossionides 2.

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X-ray Production

X-ray Production. kVp KINETIC ENERGY OF ELECTRONS. CATHODE --------. MADE OF TUNGSTEN + 1%-3% THORIUM. TUNGSTEN. Z # 74 MELTING POINT- 3,410 DEG. CELSIUS. THORIUM. Z # 90. THERMIONIC EMISSION. CATHODE HEATED UP TO AT LEAST 2,200 DEG. CELSIUS. ANODE +++++. TUNGSTEN

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X-ray Production

X-ray Production. kVp KINETIC ENERGY OF ELECTRONS. CATHODE --------. MADE OF TUNGSTEN + 1%-3% THORIUM. TUNGSTEN. Z # 74 MELTING POINT- 3,410 DEG. CELSIUS. THORIUM. Z # 90. THERMIONIC EMISSION. CATHODE HEATED UP TO AT LEAST 2,200 DEG. CELSIUS. ANODE +++++. TUNGSTEN

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Search for ? + EC and ECEC processes in 112 Sn

Search for ? + EC and ECEC processes in 112 Sn. 1. A.S. Barabash 1) , Ph. Hubert 2) , A. Nachab 2) and V. Umatov 1) 1) ITEP, Moscow, Russia 2) CNBG, Gradignan, France. Outline. Introduction Experiment Results Conclusion. I. Introduction. 2 ? + , ? + EC and ECEC processes:

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Fluorescent Iron-Line Emission in the Galactic Centre

Fluorescent Iron-Line Emission in the Galactic Centre. Bob Warwick University of Leicester, UK. XMM-NEWTON GALACTIC CENTRE SURVEYS. WIDE-FIELD SURVEY Anne Decourchelle Saclay Bob Warwick Leicester Masaaki Sakano Leicester Peter Predehl MPE Delphine Porquet MPE. SGR A* MONITORING

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SCUs for the LCLS-II HXR FEL P. Emma, et. al. July 9, 2014

SCUs for the LCLS-II HXR FEL P. Emma, et. al. July 9, 2014. Hard X-Ray (HXR) FEL for LCLS-II must cover 1-5 keV (4-GeV) SASE to 5 keV is just possible (with no margin) Self-seeding with PMU not possible beyond 4 keV Radiation dose at 1 MHz threatens PMU fields ( D K / K ~ 0.01%)

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Jacques Bezuidenhout Stellenbosch University South Africa

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Carlo Broggini, INFN-Padova

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1st INTEGRAL Data Analysis Workshop ISDC , October 5-8, 2004 Imaging extended sources with JEM-X

1st INTEGRAL Data Analysis Workshop ISDC , October 5-8, 2004 Imaging extended sources with JEM-X. N. Lund C. Budtz-Jorgensen N.J. Westergaard J. Chevenez Danish Space Research Institute. Imaging of extended sources with a coded mask instrument.

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211 views • 13 slides

Lattice site location of implanted Fe in SrTiO 3 and lattice damage recovery studies

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Dave Tierney S. McBreen, R. Preece, G. Fitzpatrick and the GBM Team

Low-Energy Spectral Deviations in a Sample of GBM GRBs. Dave Tierney S. McBreen, R. Preece, G. Fitzpatrick and the GBM Team. DT acknowledges support from SFI under grant No. 09-RFP-AST-2400. Introduction. Band Model Spectral model for fitting prompt GRB emission Consistent across GRBs

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HETE-2

HETE-2. Overview.

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Search for two-phonon octupole excitations in 146 Gd

Search for two-phonon octupole excitations in 146 Gd. Nontobeko Khumalo. University of Zululand/ University of the Western Cape. Energy Postgraduate Conference 2013. Outline. Introduction & Literature Review Experimental Techniques and Equipment Preliminary Results References

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Status chamber testing/database

Status chamber testing/database. Chamber testing procedures finalized may 13 See manual Vers. 5 in forum.gsi.de/Alice/TRD chamber tests Use of 109 Cd source in testing Database. 55 Fe source. 55 Fe EC to 55 Mn, K a,b = 5.9, 6.5 keV. T.Lehmann , 2003. Transmission radiator

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Studying extended sources with JEM-X

Studying extended sources with JEM-X. N iels Lund Danish National Space Center. ASCA and JEM-X images of SN 1006. JEM-X 3-4 keV JEM-X 4-8 keV. ASCA 0.4-8 keV. JEM-X imaging of extended sources Coma cluster. 3 to 4 keV 4 to 8 keV.

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PMU

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Shock modification at the rim of SN 1006

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