high X-ray flux
Hard x ray observations of the extragalactic sky: the High Energy Focusing Telescope and the Serendipitous Extragalactic X ray Source Identification survey
... astronomical x- ray emission at higher energies and to fainter flux levels than previous missions have been capable ...hard x-ray telescope, the High Energy Focusing Telescope ...
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Particle acceleration in binaries
... Cygnus X-3 massive binary system is one of the powerful sources of radio and X-ray emission consisting of an accreting compact object, probably a black hole, with a Wolf-Rayet star ...ultra ...
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The X-ray emission mechanism of large scale powerful quasar jets: Fermi rules out IC/CMB for 3C 273.
... limit flux value, or by TS); these methods give practically identical results (nearly the same ordering and a minimum flux in the final two bins within a few percent of the above ...the high-energy ...
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X-ray Absorption Fine Structure and X-ray Excited Optical Luminescence Studies of Gallium Nitride - Zinc Oxide Solid Solution Nanostructures
... using high voltage DC, are fed into a linear accelerator ...The high energy relativistic electrons are then injected into the storage ring where they circulate producing ...conventional X-ray ...
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A spectroscopic study of high mass X ray binaries
... Cen X-3 is similar to SMC X-1 and LMC X-4, and has been tentatively associated with an anti-correlated pulse-period relationship (Corbet, ...SMC X-1 (chapter 3, this study), this class of ...
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Single Crystal Growth of Lanthanum(III) Molybdate(VI) (La4Mo7O27) Using H3BO3 Flux
... firmed by X-ray diffraction and FTIR studies. The opti- cal absorbance data gave maximum absorption from 500 - 2000 nm. Its optical band gap values and the refractive index (n) were calculated. The PL ...
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Single-crystal X-ray diffraction and resonant X-ray magnetic scattering at helium-3 temperatures in high magnetic fields at beamline P09 at PETRA III
... laboratory X-ray source (Suzuki et ...synchrotron X-ray beam, for instance the energy tunability and the polarization control of the X-ray beam, which permit investigation of the ...
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Response of the equatorial electrojet to solar flare related X ray flux enhancements
... event is the cause for magnetic field values at ALB remain- ing seemingly high for a longer duration around the peak phase of the flare compared to TRV. That is the CEJ ef- fect attains its peak after the flare peak ...
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High time resolution optical/X ray cross correlations for X ray binaries : anticorrelations and rapid variability
... and X-ray flux shows that any variability in the X-rays is mirrored in the optical flux, but arriving to the observer a little later to account for the light-travel time across the ...
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The X ray and extreme ultraviolet flux evolution of SS Cygni throughout outburst
... Some of the best high-energy coverage of dwarf nova outbursts to date is that obtained with the early scanning X-ray experiments. De- spite poor signal-to-noise ratio, these instruments scanned the ...
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Dark Current Compensation and Sensitivity Adjustment on Gallium Arsenide Linear Array Detector for X Ray Imaging
... Elements X-Ray Response However, there is still a different sensitivity of detector elements to x-ray flux, even when all values for dark current compensation are correct and output ...
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A Limit From the X-ray Background on the Contribution of Quasars to Reionization
... Our main results, obtained in § 4.1 and § 4.2, are summa- rized in Table 2. The third column in this table denotes the per- centage of the total SXB contributed by accreting BHs (which we used to refer to both quasars ...
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Optical Properties, Electronic Structures and High Pressure Study of Nanostructured One Dimensional Titanium Dioxide by Synchrotron Radiation and Spectroscopy
... dedicated high-pressure beamline for X-ray diffraction ...provides X- ray in the energy region from 6 keV – 40 keV (normal) up to 60 keV – 70 ...a flux of 5 × 10 10 photons/s at ...
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Reiprich, Thomas H. (2001): Cosmological Implications and Physical Properties of an X-Ray Flux-Limited Sample of Galaxy Clusters. Dissertation, LMU München: Fakultät für Physik
... The X-ray luminosity is well correlated with cluster mass (as will be shown in this work) as opposed to the measured galaxy richness, which has often been employed as selection criterium for optically ...
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The detection and X-ray evolution of galaxy groups at high redshift
... relatively high upper ...other X-ray-selected groups and poor clusters and its X-ray flux may be just below the survey ...the X-ray luminosity is lower than found ...
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Hunting high and low : XMM monitoring of the eclipsing polar HU Aquarii
... soft X-ray excess on the X-ray brightness level and thus the in- stantaneous accretion ...the high state when a strong soft X-ray excess was observed, the system reverted ...
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Simultaneous Chandra and VLA Observations of the Transitional Millisecond Pulsar PSR J1023+0038: Anti-correlated X-Ray and Radio Variability
... observed X-ray mode switching and associated radio brightness en- hancements a crucial question that arises is: What precipi- tates these episodic eruptions? The highly reproducible X- ray ...
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High time resolution optical/X-ray cross-correlations for X-ray binaries: anticorrelations and rapid variability
... the X-ray light curve reaching us is the same as that ‘seen’ by the material which is producing the optical light reaching ...an X-ray burst, optical emission by reprocessing is clearly ...
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The Phase Evolution at High-Temperature Treatment of the Oxide-Fluoride Ceramic Flux
... ceramic flux remelting at 1773 K and subsequent quenching were examined by SEM with Jeol JSM 7700 F ...dispersive X-ray (EDX) microanalysis was performed with an Oxford Inca spectrometer that ...
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Accretion in supergiant High Mass X-ray Binaries
... hard X-ray variability of Vela X-1 have revealed a rich ...the X-ray variability of Vela X-1 with a log-normal distribution, interpreted in the context of a clumpy stellar wind ...
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