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Cadmium Zinc Telluride CdZnTe CZT 6N 7N

Description

Cadmium Zinc Telluride CdZnTe CZT (Cd1−xZnxTe), a wide band gap II-VI compound semiconductor material of Cadmium, Zinc and Tellurium, is an infinite solid solution composed of Cadmium Telluride and Zinc Telluride. By adjusting the mixing ratio, the physical property is continuously adjustable between Cadmium Telluride and Zinc Telluride, which shows peculiar properties in the structural properties, charge transport, contacting issues and spectrometer performance for different uses. Cadmium Zinc Telluride consists several complicated procedures of polycrystal synthesis, crystal growth for CdZnTe, post-growth treatment and substrate fabrication improvements etc. Polycrystalline material synthesis by using the technologies of gradient temperature and directional solidification, and the crystal growth technologies including High Pressure Vertical Bridgman HPVB, Low Pressure LPB, Vertical modified Bridgman VB, Horizontal modified Bridgman HB, Physical Vapor Deposition PVD methods, Traveling Heater Method THM etc can be employed for its promising outcomes to dissolves a polycrystalline material to produce a single-crystal, and afterwards surface treatment to remove defects and damages caused during cutting and polishing in the fabrication by chemical treatments to producing a more chemically stable surface.

Delivery

Cadmium Zinc Telluride Polycrystalline CZT or CdZnTe 6N 7N (99.9999% and 99.99999%) at Western Minetals (SC) Corporation can be delivered  in size of 1-6mm granule, 1-20mm lump and chunk, D24, D32, D72 and D90mm bar with vacuum composite aluminum bag packing.  Cadmium Zinc Telluride Single Crystal CZT or CdZnTe is available in size of square or rectangle blank 10×10, 14×14, 20×20,  20×25, 20×30, 25×25, 25×30, 30×30, 30×40, 40×40, 50×50, 60×60, 70×70, 70x80mm etc with single piece package or as customized specification to reach the perfect solution.  .  


Details

Tags

Technical Specification

CZT

CdZnTe

Cadmium zinc telluride (36)

Commodity

Items

Standard Specification

Polycrystalline 

Cadmium Zinc Telluride 

(CdZnTe  CZT)

Cd1-x ZnxTe

Purity

6N (99.9999%), 7N (99.99999%)

Size

1-6mm Irregular Lump or chunk, D24, D32, D74 and D90 round bar

Analyzed by

ICP-MS or GDMS

Packing

1-5kg lump or chunk or 1 round bar in vacuum composite aluminum bag with carton box outside

Single Crystal 

Cadmium Zinc Telluride

(CdZnTe  CZT)

Cd1-x ZnxTe

Purity

6N (99.9999%), 7N (99.99999%)

Orientation

<1 1 1>+/-0.25°,  <2 1 1> +/-0.25°

Type

Semi-insulating /No dopant, P-type

EPD

≤ 5E4 cm-2  

Inclusion Density

≤ 30 cm-2 @ 5-20 μm

IR Transmission

≥ 55% @ 2-20 μm

HWFM

≤ 30 arc·sec

Surface Finish

Polished (EPI Ready) / Polished

TTV, WARP, BOW

≤8 µm, ≤10 µm, ≤8 µm

Thickness

(1000 -1300) +/-25 μm

Dimension

Square: 10x10, 14x14, 20x20, 30x30, 40x40, 50x50, 60x60, 70x70mm,Rectangle: 20x25, 20x30, 25x30, 30x40, 40x50, 60x70, 70x80 mm

Packing

Each substrate in individual container with an inert atmosphere, then in a sealed plastic bag, carton box outside

Cadmium Zinc Telluride Polycrystalline CZT or CdZnTe 6N 7N 99.9999% and 99.99999% at Western Minmetals (SC) Corporation can be delivered  in size of  1-6mm granule, 1-20mm lump and chunk, D24, D32, D72 and D90mm bar or customized specification with vacuum composite aluminum bag packing. 

Cadmium Zinc Telluride Single Crystal CZT or CdZnTe 6N 7N 99.9999% and 99.99999% at Western Minmetals (SC) Corporation is available in size of square or rectangle blank 10x10, 14x14, 20x20,  20x25, 20x30, 25x25, 25x30, 30x30, 30x40, 40x40, 50x50, 60x60, 70x70, 70x80mm etc with single piece package or as customized specification to reach the perfect solution. 

Cadmium Zinc Telluride CZT crystal, having high atomic number, wide band gap of approx 1.4-2.2 eV and high intrinsic resistivity, is a kind of promising photorefractive material at near-infrared wavelengths, and is the most ideal semiconductor material for room temperature high-energy ray detector and medical imaging. The crystal lattice of CdZnTe and HgCdTe can be completely matched, CdZnTe is the preferred substrate material for the epitaxial growth and preparing high-performance Mercury Cadmium Telluride HgCdTe infrared focal plane detector. Cadmium Zinc Telluride CdZnTe crystal has high spectral efficiency and is an excellent infrared window material. In general, Cadmium Zinc Telluride CdZnTe is employed for several applications such as infrared imaging, x-ray and gamma-ray detection, optical devices, photorefractive grating, electro-optic modulator, terahertz generation etc. 

CZT

Cadmium zinc telluride (30)

Cadmium Zinc Telluride (9)

Cadmium zinc telluride (35)

PK-26 (2)

Procurement Tips

  • Sample Available Upon Request 
  • Safety Delivery of Goods By Courier/Air/Sea
  • COA/COC Quality Management
  • Secure & Convenient Packing
  • UN Standard Packing Available Upon Request
  • Sample Available Upon Request 
  • Safety Delivery of Goods By Courier/Air/Sea
  • COA/COC Quality Management
  • Secure & Convenient Packing
  • UN Standard Packing Available Upon Request
  • Rohs/REACH Regulations Approval
  • Non-Disclosure Agreements NDA
  • Non-Conflict Mineral Policy
  • Regular Environmental Management Review
  • Social Responsibility Fulfillment

Cadmium Zinc Telluride CdZnTe CZT


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