Alpha Spectrometer APD8127

EPIC-APD8127 Alpha Spectrometer is a single-channel PIPS semiconductor detector Alpha Spectrometer designed to support chambers with up to 1200 mm² and up to 3000 mm² detectors, which can be applied to qualitative and quantitative analysis of Alpha particles. Includes vacuum measurement chamber, PIPS detector, preamplifier circuit board, high and low voltage power supply and single channel control board, high performance digital multichannel board and vacuum sensor.

Functional indicators

Performance parameters

（1）Detector indicators

  Detector: PIPS detector

  Energy range: 3-10 MeV

  Energy resolution: ≤24 keV (450 mm², detector-to-source distance equals detector diameter)

  Detector efficiency: ≥25% (450 mm²)

（2）Multi-channel technical indicators

    Energy channel address: 256, 512, 1024, 2048, 4096, 8192 channel selectable

    ADC parameter：16 bit, 80 MSPS

    Linearity: Integral non-linearity ≤ 0.05%, differential non-linearity ≤ 1%

    Multi-channel gain: 0.01-10 times adjustable

    Bias adjustment: 0-200 V digital adjustable, maximum output current 1mA

    Leakage current measurement range: 0-5000 nA

（3）Vacuum chamber index

   Vacuum chamber design: low background integrated design

   Maximum detector size: 1200 mm² and 3000 mm² are available

   Maximum diameter of sample: 51 mm

   Sample to detector distance: 1-45 mm in 4 mm steps

   Vacuum degree: 0-26.7 kPa, software can display

   Background count rate: above 3 MeV, average count rate per hour ≤ 1

（4）Whole machine index

   Operating voltage: DC24V

   Communication interface: TTL or USB2.0 or Ethernet interface

   Working temperature: -10℃~50 ℃

   Relative humidity: 30%~80%, non-condensing