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Compound Semiconductors and Crystal Materials

CdZnTe (CdTe) Substrates

CdZnTe (CdTe) Substrates

Âé¶¹´«Ã½Ó³»­ Metals products with their consistently high quality are winning customer acclaim and confidence. We manufacture CdZnTe (CdTe) for II-VI compound semiconductors. We supply products meeting the latest demand and product requirements.

Product name CdZnTe (CdTe) (Cadmium Zinc Telluride) Substrates
Primary Applications Infrared detectors, radiation detectors

Lineup

  ³§¾±³ú±ð£¨³¾³¾£© Orientation
CdZnTe Substrates 10¡Á10-
95¡Á95
£¨111£©,£¨211£©
  • CdTe is also available.
High resistivity CZT Lineup ³§¾±³ú±ð£¨³¾³¾£© Thickness(mm) ¸é±ð²õ¾±²õ³Ù¾±±¹¾±³Ù²â(¦¸³¦³¾) ¦Ì¦Ó(³¦³¾2/V) Standard pixel design
Bare substrate Up to 60x60 0.5¨C5.0 107¨C1011 Electron:
1x10-4¨C2³æ10-3
Hole:
1x10-5¨C9³æ10-5
-
Planar detector Up to 10x10 -
Pixel detector Up to 40x40 Pixel pitch: 75 ¦Ìm
Pixel size: 50 ¦Ìm

Application Examples

Infrared Sensors for Space and Environmental Use
Infrared Sensors for Space and Environmental Use
Radiation Sensors for Medical and Analysis Use
Radiation Sensors for Medical and Analysis Use
X-ray Inspection
X-ray Inspection
?-ray Compton Camera
?-ray Compton Camera

Features

  • Large-diameter CdZnTe single crystals of the world¡¯s highest quality are achieved using our proprietary crystal growing technology.
  • CdZnTe can detect radiation with higher precision than other materials, for stable X-ray detection.
  • Our CdZnTe substrates with uniform Zn concentration enable customers to produce larger infrared sensors.
Large-area CdZnTe substrate
Large-area CdZnTe substrate
Uniform Zn concentration distribution in CdZnTe substrate
Zn concentration uniformity of Cd1-xZnxTe substrates (x expressed in %)
Slight traces of tellurium precipitate on adjusted substrate
Slight traces of tellurium precipitate on adjusted substrate

Features of high-resistance CdZnTe substrates for radiation sensor use

High-resistance CdZnTe Substrate
High-resistance CdZnTe Substrate
Metal interconnect formation on a CdZnTe substrate
Metal interconnect formation is possible
(left: planar device; right: pixel electrodes)
  • High resistance reduces dark current.
  • Polarization does not occur, thanks to the outstanding stability.
  • Excellent interoperability with application-specific integrated circuits (ASIC) is possible.
  • Can be supplied as bare substrate or with planar device or pixel electrodes.
Contact Information
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