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XR-100CR Selection Chart

XR-100CR Selection Chart
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AMPTEK, INC. 14 DeAngelo Drive, Bedford, MA 01730-2204 U.S.A. Tel + 1 (781) 275 2242 Fax + 1 (781) 275 3470 e-mail: sales@amptek.com www.amptek.com XR-100 Selection Guide In selecting a detector, the user should consider resolution, area, thickness, and peak to background. Detector Type Detector Area / Thickness Guaranteed Energy Resolution eV FWHM @ 5.9 keV* Peak to Background Ratio** XR-100 Part Number (must also order PX5 to be complete system) X-123 Part Number (complete system) The following detectors are fully depleted and contain a Multi-layer (ML) Internal Collimator. Si-PIN 6 mm2 / 500 mm 0.5 or 1.0 mil Be 145 - 165 eV 32 μs Peaking Time P/B Ratio: 6200/1 180 - 205 eV 32 μs Peaking Time P/B Ratio: 4100/1 190 - 225 eV 32 μs Peaking Time P/B Ratio: 2000/1 125 - 140 eV 11.2 μs Peaking Time P/B Ratio: 8000/1 *Peaking Time is approximately 2.4x shaping time. **The Peak to Background (P/B) Ratio is the ratio of the counts from 5.9 keV to 2 keV. Amptek Detector Comparison: Resolution Range (FWHM) 6 mm² / 500 μm Si-PIN Amptek Standard Product 25 mm² / 500 μm SDD 125

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