Well-type HPGe Detectors GWD

DESCRIPTION

Detection of Gamma-rays in nuclear energetics and environmental control, in industry and scientific research, in nuclear medicine and other applications.

Description

Application

Detection of Gamma-rays in nuclear energetics and environmental control, in industry and scientific research, in nuclear medicine and other applications.

Features

  • 15% – 60% and higher efficiency HPGe Well-type detectors are available
  • Energy range from 20 keV to 10 MeV
  • Well materials: Aluminum
  • Thin “dead” layer to provide excellent efficiency
  • Built-in or Remote Preamplifier types are available depending on application
  • Almost 4π geometry measurement
  • Low instrument background
  • High energy rate up to 200000 MeV/s
  • Excellent peak symmetry & high resolution
  • HV supply protection if detector is warm
  • High count rate indicator
  • Variable cryostat design modifications

COMPLETE SET

  • HPGe Well-type detector
  • Preamplifier with cooled input stage
  • Dewar vessel
  • Cable set
  • Documentation

ACCESSORIES

  • Multichannel Analyzer (Digital or Analog-Digital)
  • Analytical Software packages:
    • quantitative and qualitative analysis
    • γ-spectra modeling & efficiency registration calculation for complex geometry objects
    • Extended radionuclide library
  • Lead Shielding for cutting background
  • Liquid nitrogen storage and filling system
  • Liquid nitrogen sensor and monitor
  • Cable set extension

SPECIFICATION

Model Relative Efficiency, % Well diameter** Nominal volume (cc) Energy Resolution (FWHM 122 keV) Energy Resolution (FWHM 1332 keV)
GWD-15 20 15 10 90 1.1 2.0
GWD-15 22 15 16 100 1.3 2.2
GWD-20 20 20 10 110 1.1 2.0
GWD-20 22 20 16 120 1.3 2.2
GWD-25 22 25 10 130 1.1 2.2
GWD-25 23 25 16 140 1.3 2.3
GWD-30 22 30 10 150 1.2 2.2
GWD-30 23 30 16 160 1.4 2.3
GWD-35 22 35 10 170 1.2 2.2
GWD-35 23 35 16 180 1.4 2.3
GWD-40 22 40 10 190 1.2 2.2
GWD-40 23 40 16 200 1.4 2.3
GWD-60 23 60* 10 280 1.3 2.3
* Detectors with higher efficiency are available
** It is possible to order the detector with different dimensions of the well.