scholarly journals Extension of Wavelength Range in Absolute Intensity Calibration of Space-Resolved EUV Spectrometer for LHD Diagnostics

2012 ◽  
Vol 7 (0) ◽  
pp. 2402139-2402139 ◽  
Author(s):  
Chunfeng DONG ◽  
Shigeru MORITA ◽  
Motoshi GOTO ◽  
Erhui WANG
2017 ◽  
Vol 50 (2) ◽  
pp. 462-474 ◽  
Author(s):  
Andrew J. Allen ◽  
Fan Zhang ◽  
R. Joseph Kline ◽  
William F. Guthrie ◽  
Jan Ilavsky

The certification of a new standard reference material for small-angle scattering [NIST Standard Reference Material (SRM) 3600: Absolute Intensity Calibration Standard for Small-Angle X-ray Scattering (SAXS)], based on glassy carbon, is presented. Creation of this SRM relies on the intrinsic primary calibration capabilities of the ultra-small-angle X-ray scattering technique. This article describes how the intensity calibration has been achieved and validated in the certifiedQrange,Q= 0.008–0.25 Å−1, together with the purpose, use and availability of the SRM. The intensity calibration afforded by this robust and stable SRM should be applicable universally to all SAXS instruments that employ a transmission measurement geometry, working with a wide range of X-ray energies or wavelengths. The validation of the SRM SAXS intensity calibration using small-angle neutron scattering (SANS) is discussed, together with the prospects for including SANS in a future renewal certification.


1970 ◽  
Vol 36 ◽  
pp. 5-11
Author(s):  
G. Boldt

As a summary of the principal results presented at the ESRO symposium on Calibration Methods in the Vacuum Ultra Violet (Munich, 1968) a description is given of three different absolute intensity calibration methods. These are the branching ratio method, the synchrotron radiation method and the black-body radiation method, and they define the present state of the art.


2017 ◽  
Vol 73 (a2) ◽  
pp. C1443-C1443
Author(s):  
Andrew John Allen ◽  
Fan Zhang ◽  
R. Joseph Kline ◽  
William F. Guthrie ◽  
Jan Ilavsky

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