A fast scanning sagitally-focusing double crystal monochromator for a high-power wiggler beamline at DORIS III

S van Dijken*, R. G. van Silfhout

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Abstract

The design of a dynamical sagital-focusing monochromator for hard X-rays (6-60keV) is described. The monochromator consists of two crystals in a pseudo channel-cut arrangement. The first is a mini-channel water-cooled flat crystal. The second is a diamond-shaped ribbed crystal which is clamped by its reinforced central rib. It is bent by applying a force at its apices, allowing radiation of up to 60 keV to be focused. Integrated into the crystal bender mechanism are two actuators that allow the removal of twist in the crystal as it is bent. The monochromator is routinely used in multiple-anomalous scattering studies of macromolecular systems.

Original languageEnglish
Title of host publicationSYNCHROTRON RADIATION INSTRUMENTATION
Subtitle of host publicationSRI99: Eleventh US National Conference
EditorsP Pianetta, J Arthur, S Brennan
PublisherAmerican Institute of Physics
Pages304-307
Number of pages4
ISBN (Print)1-56396-941-6
DOIs
Publication statusPublished - 2000
MoE publication typeA4 Conference publication
EventUS National Conference on Synchrotron Radiation Instrumentation - Stanford, United States
Duration: 13 Oct 199915 Oct 1999
Conference number: 11

Publication series

NameAIP CONFERENCE PROCEEDINGS
PublisherAMER INST PHYSICS
Volume521
ISSN (Print)0094-243X

Conference

ConferenceUS National Conference on Synchrotron Radiation Instrumentation
Country/TerritoryUnited States
CityStanford
Period13/10/199915/10/1999

Keywords

  • X-RAY MONOCHROMATOR

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