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Technical blog dedicated to insights, innovations and applications of Cadmium Zinc Telluride (CZT) technology
What types of defects commonly occur in industrial-grade CdZnTe single crystals during growth?
What types of defects commonly occur in industrial-grade CdZnTe single crystals during growth?
Date: October 14, 2025
Hits: 6
How does the passivation layer affect photocurrent flow in CdZnTe devices with planar MSM electrode structures?
How does the passivation layer affect photocurrent flow in CdZnTe devices with planar MSM electrode structures?
Date: October 13, 2025
Hits: 17
What role does X-ray photoelectron spectroscopy (XPS) play in analyzing surface treatments of CdZnTe?
What role does X-ray photoelectron spectroscopy (XPS) play in analyzing surface treatments of CdZnTe?
Date: October 13, 2025
Hits: 8
How do the I–V characteristics differ between CdZnTe devices treated with different passivation sequences?
How do the I–V characteristics differ between CdZnTe devices treated with different passivation sequences?
Date: October 12, 2025
Hits: 9
What are the mechanisms by which passivation “neutralizes” the low-resistance region between electrodes in CdZnTe devices?
What are the mechanisms by which passivation “neutralizes” the low-resistance region between electrodes in CdZnTe devices?
Date: October 12, 2025
Hits: 8
How does the presence of a low-resistance Te-rich layer between electrodes affect leakage current in CdZnTe?
How does the presence of a low-resistance Te-rich layer between electrodes affect leakage current in CdZnTe?
Date: October 11, 2025
Hits: 23
What impact does leakage current have on the energy resolution of CdZnTe detectors?
What impact does leakage current have on the energy resolution of CdZnTe detectors?
Date: October 11, 2025
Hits: 12
Why does depositing electrodes after passivation reduce leakage current more effectively in CdZnTe devices?
Why does depositing electrodes after passivation reduce leakage current more effectively in CdZnTe devices?
Date: October 10, 2025
Hits: 16
How does passivation influence the formation of Schottky barriers in CdZnTe planar electrode devices?
How does passivation influence the formation of Schottky barriers in CdZnTe planar electrode devices?
Date: October 10, 2025
Hits: 14
How does the sequence of passivation and electrode deposition affect leakage current in CdZnTe devices with planar electrodes?
How does the sequence of passivation and electrode deposition affect leakage current in CdZnTe devices with planar electrodes?
Date: October 9, 2025
Hits: 17
What characterization techniques are used to assess the crystalline quality and defects in CdZnTe wafers grown by the VB-S method?
What characterization techniques are used to assess the crystalline quality and defects in CdZnTe wafers grown by the VB-S method?
Date: October 9, 2025
Hits: 10
How does the presence of boron contamination from liquid encapsulation affect the electrical properties of CdZnTe crystals?
How does the presence of boron contamination from liquid encapsulation affect the electrical properties of CdZnTe crystals?
Date: October 8, 2025
Hits: 10
What are the effects of Cd pressure control and liquid encapsulation on the dislocation density and inclusion size in CdZnTe crystal growth?
What are the effects of Cd pressure control and liquid encapsulation on the dislocation density and inclusion size in CdZnTe crystal growth?
Date: October 8, 2025
Hits: 4
What role do thermal stresses and container contact play in the generation of dislocations during CdZnTe crystal growth?
What role do thermal stresses and container contact play in the generation of dislocations during CdZnTe crystal growth?
Date: October 7, 2025
Hits: 10
How do dislocations and inclusions in CdZnTe substrates impact the quality and performance of HgCdTe epitaxial layers?
How do dislocations and inclusions in CdZnTe substrates impact the quality and performance of HgCdTe epitaxial layers?
Date: October 7, 2025
Hits: 9
What is the relationship between melt stoichiometry and the formation of different inclusion types in CdZnTe crystals?
What is the relationship between melt stoichiometry and the formation of different inclusion types in CdZnTe crystals?
Date: October 6, 2025
Hits: 11
How do inclusion defects such as triangular and star-shaped inclusions affect the performance of CdZnTe substrates?
How do inclusion defects such as triangular and star-shaped inclusions affect the performance of CdZnTe substrates?
Date: October 6, 2025
Hits: 8
What are the typical dislocation density values achieved in CdZnTe crystals grown by the optimized VB-S method?
What are the typical dislocation density values achieved in CdZnTe crystals grown by the optimized VB-S method?
Date: October 5, 2025
Hits: 9
How does the temperature gradient vertical Bridgman–Stockbarger (VB-S) method influence the crystal quality of CdZnTe?
How does the temperature gradient vertical Bridgman–Stockbarger (VB-S) method influence the crystal quality of CdZnTe?
Date: October 5, 2025
Hits: 6
How does reflection high-energy electron diffraction (RHEED) monitoring help reveal mechanisms of dislocation multiplication in HgCdTe films grown on CdZnTe?
How does reflection high-energy electron diffraction (RHEED) monitoring help reveal mechanisms of dislocation multiplication in HgCdTe films grown on CdZnTe?
Date: October 4, 2025
Hits: 8
What is the significance of screening CdZnTe substrates for sub-grain boundaries before HgCdTe epitaxial growth?
What is the significance of screening CdZnTe substrates for sub-grain boundaries before HgCdTe epitaxial growth?
Date: October 4, 2025
Hits: 11
How does the dislocation density in CdZnTe substrates with sub-grain boundaries compare to those without, and how does this influence HgCdTe film quality?
How does the dislocation density in CdZnTe substrates with sub-grain boundaries compare to those without, and how does this influence HgCdTe film quality?
Date: October 3, 2025
Hits: 18
What thermal stresses lead to the formation of sub-grain boundaries in CdZnTe crystals?
What thermal stresses lead to the formation of sub-grain boundaries in CdZnTe crystals?
Date: October 3, 2025
Hits: 10
Why are sub-grain boundaries difficult to distinguish in white beam x-ray diffraction topography when the tilt angle is small?
Why are sub-grain boundaries difficult to distinguish in white beam x-ray diffraction topography when the tilt angle is small?
Date: October 2, 2025
Hits: 12
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