K4 Ge2 Se6
semiconductor· K4 Ge2 Se6
K₄Ge₂Se₆ is a mixed-metal chalcogenide semiconductor compound combining potassium, germanium, and selenium in a layered crystal structure. This material is primarily investigated in research contexts for infrared optics and solid-state electronics, where the selenium and germanium framework creates tunable bandgap characteristics valuable for detecting and manipulating infrared radiation. As an experimental compound rather than an established industrial material, K₄Ge₂Se₆ represents the broader class of chalcogenide semiconductors that offer advantages over traditional materials in mid- to far-infrared applications where transparency and nonlinear optical response are critical.
infrared optics and detectorsnonlinear optical materials (research)solid-state electronics (experimental)thermal imaging systemsfiber optics and waveguidesnext-generation photonic devices
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | — | ksi | — | — | |
Shear Modulus(G) | — | ksi | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | — | eV/atom | — | — |
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.