Using a pulsed laser beam to investigate the feasibility of sub-pixel position resolution with time-correlated transient signals in 3D pixelated CdZnTe detectors

  • L. Ocampo Giraldo
  • , A. E. Bolotnikov
  • , G. S. Camarda
  • , S. Cheng
  • , G. De Geronimo
  • , A. McGilloway
  • , J. Fried
  • , D. Hodges
  • , A. Hossain
  • , K. Ünlü
  • , M. Petryk
  • , V. Vidal
  • , E. Vernon
  • , G. Yang
  • , R. B. James

Research output: Contribution to journalArticlepeer-review

Abstract

We evaluated the X-Y position resolution achievable in 3D pixelated detectors by processing the signal waveforms readout from neighboring pixels. In these measurements we used a focused light beam, down to 10 µm, generated by a ~1 mW pulsed laser (650 nm) to carry out raster scans over selected 3×3 pixel areas, while recording the charge signals from the 9 pixels and the cathode using two synchronized digital oscilloscopes.

Original languageEnglish (US)
Pages (from-to)7-14
Number of pages8
JournalNuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment
Volume867
DOIs
StatePublished - Sep 21 2017

All Science Journal Classification (ASJC) codes

  • Nuclear and High Energy Physics
  • Instrumentation

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