Cadmium telluride doped with aluminum (Al₂Cd₁Te₄) is a wide-bandgap semiconductor compound belonging to the II-VI semiconductor family, primarily investigated for optoelectronic and radiation detection applications. While not yet widely commercialized, this material is of research interest for its potential in photovoltaic devices, X-ray/gamma-ray detectors, and high-energy physics instrumentation, where the aluminum doping modifies electronic properties compared to binary CdTe. Engineers consider this class of material when conventional silicon-based detectors are inadequate for high-radiation environments or when specific spectral response characteristics are required.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 30.62 | GPa | — | ||
Shear Modulus(G) | 18.23 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 1.669 | eV | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | -0.4980 | eV/atom | — |