• Villadsen Dickens opublikował 5 miesięcy, 3 tygodnie temu

    As the advent of high-repetition-rate hard X-ray free-electron laser treatment (FELs) provides enhanced the introduction of complex large-area quickly CCD alarms from the excessive sun (EUV) as well as delicate X-ray domain names, scientists didn’t have such high-performance Second detectors, principally as a result of weak performance tied to the particular indicator processing. Just lately, a whole new age group of huge back-side-illuminated clinical CMOS devices (CMOS-BSI) may be designed and also commercialized. One of these cost-efficient as well as competitive receptors, the particular GSENSE400BSI, has been implemented along with characterised, as well as the proof of concept may be accomplished in a synchrotron or even laser-based X-ray origin. In the following paragraphs, all of us check out the possibility associated with single-shot ultra-fast tests from FEL sources functioning inside the EUV/soft X-ray program by having an AXIS-SXR digicam built with the GSENSE400BSI-TVISB sensor. Many of us show the alarm abilities through using a soft X-ray magnetic dispersing experiment at the DiProi end-station in the FERMI FEL. These kinds of sizes show the potential of including this camera pertaining to amassing single-shot images in the 50 Hz operation method regarding FERMI which has a clipped graphic height and width of Seven hundred × Seven-hundred pixels. The actual productivity in the warning with a working photon power regarding 58 eV as well as the linearity in the large FEL depth have been tested. In addition, on-the-fly time-resolved single-shot X-ray resonant magnetic dispersing photo from magic size Co/Pt multilayer motion pictures continues to be finished a period series acquire of Thirty in comparison to the traditional start-and-stop order approach done using the conventional CCD-BSI detector offered by the actual end-station.Portland cement dependent grouts useful for radioactive waste materials immobilization consist of substantial alternative numbers of extra cementitious resources, which includes blast-furnace slag as well as take flight lung burning ash. Your minerals created after moisture of such cements might have ease of presenting actinide elements seen in radioactive waste materials. With this work, your minerals ettringite (Ca6Al2(SO4)Three(OH)12·26H2O) and also hydrotalcite (Mg6Al2(Oh yeah)16CO3·4H2O) have been chosen to investigate the value of modest bare concrete moisten stages in sequestering and also immobilizing UVI through radioactive spend channels. You LIII-edge X-ray intake spectroscopy (XAS) was utilized in order to probe the particular UVI dexterity surroundings talking to these kind of minerals. Initially, solid-state 27Al miracle position content spinning atomic permanent magnet resonance (MAS-NMR) spectroscopy ended up being applied to probe the actual 's co-ordination environment of these UVI-contacted nutrients and make inferences around the UVI co-ordination, with the X-ray spectroscopy studies. Your U LIII-edge XAS analysis of the UVI-contacted ettringite stages discovered them to always be similar (>∼70%) for the uranyl oxyhydroxides present in a mixed becquerelite/metaschoepite mineral. Installing from the EXAFS area, together with 27Al NMR examination, revealed that the unhealthy Ca- or Al-bearing UVI extra stage furthermore formed. For the UVI-contacted hydrotalcite phases, the particular XAS along with 27Al NMR info have been construed being just like uranyl carbonate, that has been probable Mg-containing.The ACT new place in the CAT-ACT wiggler beamline in the Karlsruhe Start associated with Technology (Package) Source of light is devoted for the investigation involving radionuclide supplies with radioactivities around 1000000 periods the particular difference restrict by numerous speciation strategies making use of desaturated X-rays. In this post, the most up-to-date technical developments in the Behave train station which allow high-resolution X-ray ingestion near-edge construction (HR-XANES) spectroscopy pertaining to minimal radionuclide loading samples mlck signaling tend to be featured : surrounding the investigation involving actinide factors right down to 1 p.g.

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