X-ray optics at the European Synchrotron Radiation Facility

Author(s):  
Andreas K. Freund
1998 ◽  
Author(s):  
Andreas K. Freund ◽  
Jacques P. Sellschop ◽  
Konrad Lieb ◽  
Sylvain Rony ◽  
Clemens Schulze-Briese ◽  
...  

2017 ◽  
Vol 24 (4) ◽  
pp. 775-780 ◽  
Author(s):  
Oksana Yurkevich ◽  
Ksenia Maksimova ◽  
Alexander Goikhman ◽  
Alexey Grunin ◽  
Pavel Prokopovich ◽  
...  

Beryllium, being one of the most transparent materials to X-ray radiation, has become the material of choice for X-ray optics instrumentation at synchrotron radiation sources and free-electron laser facilities. However, there are concerns due to its high toxicity and, consequently, there is a need for special safety regulations. The authors propose to apply protective coatings in order to seal off beryllium from the ambient atmosphere, thus preventing degradation processes providing additional protection for users and prolonging the service time of the optical elements. This paper presents durability test results for Be windows coated with atomic-layer-deposition alumina layers run at the European Synchrotron Radiation Facility. Expositions were performed under monochromatic, pink and white beams, establishing conditions that the samples could tolerate without radiation damage. X-ray treatment was implemented in various environments,i.e.vacuum, helium, nitrogen, argon and dry air at different pressures. Post-process analysis revealed their efficiency for monochromatic and pink beams.


2021 ◽  
Vol 92 (6) ◽  
pp. 063506
Author(s):  
N. R. Pereira ◽  
A. T. Macrander ◽  
E. Kasman ◽  
X.-R. Huang ◽  
E. O. Baronova

2017 ◽  
Vol 24 (2) ◽  
pp. 521-530 ◽  
Author(s):  
S. Huotari ◽  
Ch. J. Sahle ◽  
Ch. Henriquet ◽  
A. Al-Zein ◽  
K. Martel ◽  
...  

An end-station for X-ray Raman scattering spectroscopy at beamline ID20 of the European Synchrotron Radiation Facility is described. This end-station is dedicated to the study of shallow core electronic excitations using non-resonant inelastic X-ray scattering. The spectrometer has 72 spherically bent analyzer crystals arranged in six modular groups of 12 analyzer crystals each for a combined maximum flexibility and large solid angle of detection. Each of the six analyzer modules houses one pixelated area detector allowing for X-ray Raman scattering based imaging and efficient separation of the desired signal from the sample and spurious scattering from the often used complicated sample environments. This new end-station provides an unprecedented instrument for X-ray Raman scattering, which is a spectroscopic tool of great interest for the study of low-energy X-ray absorption spectra in materials under in situ conditions, such as in operando batteries and fuel cells, in situ catalytic reactions, and extreme pressure and temperature conditions.


2019 ◽  
Vol 26 (2) ◽  
pp. 551-558 ◽  
Author(s):  
Francesco d'Acapito ◽  
Giovanni Orazio Lepore ◽  
Alessandro Puri ◽  
Alessio Laloni ◽  
Fabrizio La Manna ◽  
...  

This contribution provides a description of LISA, the new Italian Collaborating Research Group beamline operative at the European Synchrotron Radiation Facility. A presentation of the instruments available and optical devices is given as well as the main X-ray parameters (flux, energy resolution, focal spot dimensions, etc.) and comparison with theoretical calculations. The beamline has been open to users since April 2018 and will be ready at the opening of the Extremely Brilliant Source in late-2020.


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