Si0.999Ge0.001
semiconductor· Si0.999Ge0.001
Si₀.₉₉₉Ge₀.₀₀₁ is a silicon-germanium alloy with germanium as a dilute dopant, representing a near-pure silicon matrix lightly modified with germanium content. This material sits at the dilute end of the SiGe alloy family and is primarily of research and specialized device interest, used to engineer bandgap, strain engineering, and carrier mobility in silicon-based optoelectronic and high-speed electronic devices. The minimal germanium fraction makes it a bridge between pure silicon and higher-Ge-content SiGe compounds, relevant for applications requiring fine-tuned lattice mismatch and thermal properties while maintaining silicon's process compatibility.
silicon photonicshigh-frequency transistorsstrain-engineered MOSFETsheterojunction photodetectorsintegrated photonic waveguidesCMOS device engineering
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
Export Control
RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.