Thermal Expansion of Common Semiconductors
The following table provides a curated list of linear thermal expansion coefficients for different semiconductors, taken at room temperature (approximately 20°C or 68°F) and 1 atmospheric (atm) pressure. (1 atm = 101,325 Pa)
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| Crystal structure | Type | ||
|---|---|---|---|
| a-Sn | Diamond | IV-IV | 5.4 |
| AlAs | Sphalerite | III-V | 3.5 |
| AlSb | Sphalerite | III-V | 4.2 |
| C | Diamond | IV-IV | 1.18 |
| CdS | Sphalerite | II-VI | 4.7 |
| CdSe | Sphalerite | II-VI | 3.8 |
| CdTe | Sphalerite | II-VI | 4.9 |
| CuBr | Sphalerite | I-VII | 15.4 |
| CuCl | Sphalerite | I-VII | 12.1 |
| Cul | Sphalerite | I-VII | 19.2 |
| GaAs | Sphalerite | III-V | 5.4 |
| GaP | Sphalerite | III-V | 5.3 |
| GaSb | Sphalerite | III-V | 6.1 |
| Ge | Diamond | IV-IV | 5.8 |
| HgSe | Sphalerite | II-VI | 5.46 |
| HgTe | Sphalerite | II-VI | 4.6 |
| InAs | Sphalerite | III-V | 4.7 |
| InP | Sphalerite | III-V | 4.6 |
| InSb | Sphalerite | III-V | 4.7 |
| Si | Diamond | IV-IV | 2.49 |
| Te | y-Se | VI-VI | 18.2 |
| ZnO | Sphalerite | II-VI | 2.9 |
| ZnS | Sphalerite | II-VI | 6.36 |
| ZnSe | Sphalerite | II-VI | 7.2 |
| ZnTe | Sphalerite | II-VI | 8.19 |
Related Tables
References: 1) Cardarelli, François. Materials Handbook: A Concise Desktop Reference. Switzerland: Springer International Publishing, 2018.