ACTINIDE-85 lungdetektor

HPGe gamma detector

High-resolution HPGe detector for lung and whole-body measurement of actinides and other radionuclides.

Energy range
Photon energies above 3 keV2
Active front area
Over 54 cm²1
Energy resolution at 122 keV
≤700 eV FWHM (warranted), at optimal shaping time with an ORTEC DSPEC-50A; consult factory for performance with ICS cooling2
Datasheet

Specifications checked against the manufacturer’s documents on 2026-10-16

Manufacturer’s product page (opens in a new tab)

Overview

Key features

  • Thin, stable front contact for low-energy sensitivity.
  • Designed for actinide bioassay and lung-burden measurement.
  • Large active frontal area for photon energies above 3 keV.

Specifications

The number after each value refers to the source listed below. Values are as published by the manufacturer; the exact configuration is always confirmed in our quotation.

Detector

Detector typeHPGe, based on PROFILE S85301
Crystal thickness30 mm (minimum)2
Active front areaOver 54 cm²1

Performance

Energy resolution at 5.9 keV≤500 eV FWHM (warranted), at optimal shaping time with an ORTEC DSPEC-50A; consult factory for performance with ICS cooling2
Energy resolution at 122 keV≤700 eV FWHM (warranted), at optimal shaping time with an ORTEC DSPEC-50A; consult factory for performance with ICS cooling2
Energy resolution at 1.33 MeV≤1.9 keV FWHM at 1,332 keV (warranted), at optimal shaping time with an ORTEC DSPEC-50A; consult factory for performance with ICS cooling2

Measuring range

Energy rangePhoton energies above 3 keV2

Cooling

CoolingLN₂ or optional ICS1

Mechanical

Crystal diameter85 mm (nominal)2
EndcapUltra-low-background carbon fibre1

Ordering & accessories

Bias controlSMART-1 (-SMP), optional1

The data comes from the manufacturer’s published documents. Manufacturers may change specifications; the current configuration and performance are confirmed in the quotation.

Documents

Sources

The number after each value refers to the source listed below. Values are as published by the manufacturer; the exact configuration is always confirmed in our quotation.

  1. 1
    Publisher: ORTEC (AMETEK)Product page Product page intro; More Information; Mechanical Cooling Options; Options Checked 2026-10-16
  2. 2
    Publisher: ORTEC (AMETEK)Datasheet p. 1, feature list; p. 2, Specifications; p. 1 feature list; p. 2 Specifications and note 2 Checked 2026-10-16
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HPGe detectors for gamma spectroscopy

Energy range
Approximately 40 keV and above
Relative efficiency
10–150% across the model series; higher on request
Energy resolution at 122 keV
FWHM maximum limits 0.80–1.30 keV for GEM10–GEM150; model-dependent
17 models
Safeguards planar HPGe-detektor
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Safeguards planar HPGe-detektor

Planar HPGe gamma detector

Detector type
Planar HPGe
Energy resolution at 122 keV
Warranted FWHM for SGD-16550P4: 550 eV at 1 kcps, 6 μs; 615 eV at 50 kcps, 1 μs
7 models
Safeguards koaxial HPGe-detektor
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Safeguards koaxial HPGe-detektor

HPGe gamma detector

Detector type
HPGe, coaxial or semi-planar by SGD-GEM model
Energy resolution at 122 keV
FWHM maximum limits 0.61–0.80 keV at 1 kcps and optimal shaping; model-dependent
4 models
GLP plana HPGe-detektorer
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GLP plana HPGe-detektorer

HPGe gamma detector

Energy range
Approximately 5–300 keV
Active area
Nominally 80–1,000 mm², model-dependent
Energy resolution at 122 keV
FWHM maximum limits 0.51–0.63 keV for the tabulated models
8 models
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