First results from the new optical configuration for a synchrotron radiation monochromator applied to the ALOISA beamline

被引:16
作者
Cvetko, D [1 ]
Floreano, L [1 ]
Gotter, R [1 ]
Malvezzi, M [1 ]
Marassi, L [1 ]
Morgante, A [1 ]
Naletto, G [1 ]
Santaniello, A [1 ]
Stefani, G [1 ]
Tommasini, F [1 ]
Tondello, G [1 ]
Verdini, A [1 ]
机构
[1] IST NAZL FIS MAT,LAB TASC,I-34012 TRIESTE,ITALY
来源
GRATINGS AND GRATING MONOCHROMATORS FOR SYNCHROTRON RADIATION | 1997年 / 3150卷
关键词
synchrotron radiation; monochromator; X-ray photoemission; X-ray diffraction;
D O I
10.1117/12.283979
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The new beamline ALOISA is now working at the Elettra synchrotron facility. It is equipped with a monochromator of new design to cover the 200 eV - 8 KeV energy range: the monochromator has two interchangeable dispersive systems, one for the low energies up to 2 KeV using reflection gratings and another with crystals for the higher energies. The monochromatic beam is finally re-focused from the fixed exit slit to inside the experimental chamber by a toroidal mirror. In this paper the results of the first resolution measurements are reported for the low energy section of the monochromator: a resolving power higher than 5000, with peaks of 10000 in the 400 - 500 eV region, is obtained while using all the optical elements at full illumination.
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页码:86 / 96
页数:11
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