scholarly journals The crystal monochromator beamline KMC-1 at BESSY II

Author(s):  
Franz Schäfers

The KMC-1 is a soft x-ray double crystal monochromator beamline for the energy range between 2 and 12 keV. The bending magnet beamline as well as the experiment are under UHV-condition. It incorporates high indexed Si-crystals for high resolution and it is primarily used for HAXPES experiments employing the HIKE (High Kinetic Energy Photoelectron Spectroscopy) chamber.

2018 ◽  
Vol 25 (5) ◽  
pp. 1541-1547 ◽  
Author(s):  
Jagannath ◽  
U. K. Goutam ◽  
R. K. Sharma ◽  
J. Singh ◽  
K. Dutta ◽  
...  

The Hard X-ray Photo-Electron Spectroscopy (HAXPES) beamline (PES-BL14), installed at the 1.5 T bending-magnet port at the Indian synchrotron (Indus-2), is now available to users. The beamline can be used for X-ray photo-emission electron spectroscopy measurements on solid samples. The PES beamline has an excitation energy range from 3 keV to 15 keV for increased bulk sensitivity. An in-house-developed double-crystal monochromator [Si (111)] and a platinum-coated X-ray mirror are used for the beam monochromatization and manipulation, respectively. This beamline is equipped with a high-energy (up to 15 keV) high-resolution (meV) hemispherical analyzer with a microchannel plate and CCD detector system with SpecsLab Prodigy and CasaXPS software. Additional user facilities include a thin-film laboratory for sample preparation and a workstation for on-site data processing. In this article, the design details of the beamline, other facilities and some recent scientific results are described.


2009 ◽  
Vol 206 (5) ◽  
pp. 1059-1062 ◽  
Author(s):  
P. Pistor ◽  
N. Allsop ◽  
W. Braun ◽  
R. Caballero ◽  
C. Camus ◽  
...  

2009 ◽  
Vol 169 (1) ◽  
pp. 221-225 ◽  
Author(s):  
M. Gorgoi ◽  
S. Svensson ◽  
F. Schäfers ◽  
W. Braun ◽  
W. Eberhardt

2021 ◽  
Vol 28 (2) ◽  
pp. 609-617
Author(s):  
Lothar Weinhardt ◽  
Ralph Steininger ◽  
Dagmar Kreikemeyer-Lorenzo ◽  
Stefan Mangold ◽  
Dirk Hauschild ◽  
...  

X-SPEC is a high-flux spectroscopy beamline at the KIT (Karlsruhe Institute of Technology) Synchrotron for electron and X-ray spectroscopy featuring a wide photon energy range. The beamline is equipped with a permanent magnet undulator with two magnetic structures of different period lengths, a focusing variable-line-space plane-grating monochromator, a double-crystal monochromator and three Kirkpatrick–Baez mirror pairs. By selectively moving these elements in or out of the beam, X-SPEC is capable of covering an energy range from 70 eV up to 15 keV. The flux of the beamline is maximized by optimizing the magnetic design of the undulator, minimizing the number of optical elements and optimizing their parameters. The beam can be focused into two experimental stations while maintaining the same spot position throughout the entire energy range. The first experimental station is optimized for measuring solid samples under ultra-high-vacuum conditions, while the second experimental station allows in situ and operando studies under ambient conditions. Measurement techniques include X-ray absorption spectroscopy (XAS), extended X-ray absorption fine structure (EXAFS), photoelectron spectroscopy (PES) and hard X-ray PES (HAXPES), as well as X-ray emission spectroscopy (XES) and resonant inelastic X-ray scattering (RIXS).


1986 ◽  
Vol 47 (C8) ◽  
pp. C8-135-C8-137
Author(s):  
T. MURATA ◽  
T. MATSUKAWA ◽  
M. MORI ◽  
M. OBASHI ◽  
S.-I. NAO-E ◽  
...  

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