Y4 S4 F4 — Properties & Data | MatWorld

Y4 S4 F4

semiconductor

· Y4 S4 F4

Y4S4F4 is a rare-earth semiconductor compound containing yttrium, sulfur, and fluorine elements, likely synthesized for specialized optoelectronic or photonic applications. This material represents an experimental or emerging composition within the rare-earth chalcogenide/halide family, potentially offering unique bandgap properties or crystal structure characteristics not available in more conventional semiconductors. Researchers are investigating such compounds for advanced applications where yttrium-based systems provide advantages in thermal stability, radiation hardness, or specific wavelength performance compared to conventional III-V or II-VI semiconductors.

experimental photonic devicesrare-earth semiconductor researchoptoelectronic componentsradiation-resistant electronicshigh-temperature semiconductor applicationsmaterials discovery and characterization

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	88.99	GPa	DFT · OptB88vdW
Shear Modulus(G)	39.15	GPa	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.575	eV	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-3.182	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

Y4 S4 F4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control