scholarly journals Characterization of an in-vacuum PILATUS 1M detector

2014 ◽  
Vol 21 (3) ◽  
pp. 529-536 ◽  
Author(s):  
Jan Wernecke ◽  
Christian Gollwitzer ◽  
Peter Müller ◽  
Michael Krumrey

A dedicated in-vacuum X-ray detector based on the hybrid pixel PILATUS 1M detector has been installed at the four-crystal monochromator beamline of the PTB at the electron storage ring BESSY II in Berlin, Germany. Owing to its windowless operation, the detector can be used in the entire photon energy range of the beamline from 10 keV down to 1.75 keV for small-angle X-ray scattering (SAXS) experiments and anomalous SAXS at absorption edges of light elements. The radiometric and geometric properties of the detector such as quantum efficiency, pixel pitch and module alignment have been determined with low uncertainties. The first grazing-incidence SAXS results demonstrate the superior resolution in momentum transfer achievable at low photon energies.

Langmuir ◽  
2009 ◽  
Vol 25 (16) ◽  
pp. 9500-9509 ◽  
Author(s):  
Darren R. Dunphy ◽  
Todd M. Alam ◽  
Michael P. Tate ◽  
Hugh W. Hillhouse ◽  
Bernd Smarsly ◽  
...  

Vacuum ◽  
2009 ◽  
Vol 84 (1) ◽  
pp. 19-25 ◽  
Author(s):  
P. Siffalovic ◽  
E. Majkova ◽  
L. Chitu ◽  
M. Jergel ◽  
S. Luby ◽  
...  

2009 ◽  
Vol 396 (1) ◽  
pp. 139-149 ◽  
Author(s):  
Volker Körstgens ◽  
Johannes Wiedersich ◽  
Robert Meier ◽  
Jan Perlich ◽  
Stephan V. Roth ◽  
...  

1998 ◽  
Vol 540 ◽  
Author(s):  
Dale E. Alexander ◽  
B. J. Kestel ◽  
P. R. Jemian ◽  
G. R. Odette ◽  
D. Klingensmith ◽  
...  

AbstractAnomalous small-angle x-ray scattering (ASAXS) experiments were performed at energies near the Mn-K and Fe-K absorption edges on an Fe-0.9 Cu wt.%-1.0 Mn wt.% alloy subjected to either annealing at 450°C, 24 hrs or irradiation with 10 MeV electrons to 0.5 mdpa at 300°C. A Guinier analysis of the net scattered intensity revealed scatterers with radii of 16.5.16.8 Å and 16.4.17.3 Å for the irradiated and annealed foils, respectively. The variation in net scattered intensity with photon energy in the annealed sample was consistent with scattering contrast variations expected for Cu-rich, Cu-Mn precipitates. Minimal variation in net intensity (scattering contrast) with energy determined that Cu-Mn precipitates were not detected in the irradiated sample.


2007 ◽  
Vol 46 (No. 32) ◽  
pp. L773-L775 ◽  
Author(s):  
Yoshiyasu Ito ◽  
Katsuhiko Inaba ◽  
Kazuhiko Omote ◽  
Yasuo Wada ◽  
Susumu Ikeda

2002 ◽  
Vol 15 (5) ◽  
pp. 35-42 ◽  
Author(s):  
Detlef‐M. Smilgies ◽  
Peter Busch ◽  
Christine M. Papadakis ◽  
Dorthe Posselt

1981 ◽  
Vol 46 (7) ◽  
pp. 1675-1681 ◽  
Author(s):  
Josef Baldrian ◽  
Božena N. Kolarz ◽  
Henrik Galina

Porosity variations induced by swelling agent exchange were studied in a styrene-divinylbenzene copolymer. Standard methods were used in the characterization of copolymer porosity in the dry state and the results were compared with related structural parameters derived from small angle X-ray scattering (SAXS) measurements as developed for the characterization of two-phase systems. The SAXS method was also used for porosity determination in swollen samples. The differences in the porosity of dry samples were found to be an effect of the drying process, while in the swollen state the sample swells and deswells isotropically.


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