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A differentially pumped harmonic filter on the Chemical Dynamics Beamline at the Advanced Light Source

Review of Scientific InstrumentsPublished 1 October 1995Open access
Arthur G. Suits, Philip Heimann, Xueming Yang, Matt Evans, Chia-Wei Hsu, K. T. Lu
Citations99
SJR quartileQ2
SJR score0.48
SNIP0.86
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Abstract

A differentially pumped rare gas cell has been developed to suppress undulator harmonics on the Chemical Dynamics Beamline at the Advanced Light Source. Greater than 104 suppression of the harmonics has been demonstrated with no measurable (<5%) attenuation of the fundamental. The overall design is presented, and vacuum and optical performance are reported.

Keywords

ChemistryEngineeringPhysics and Astronomy