S4 Ta1 Tl3

semiconductor

· S4 Ta1 Tl3

S4Ta1Tl3 is an experimental ternary compound semiconductor composed of sulfur, tantalum, and thallium, representing a niche material within chalcogenide and transition metal sulfide research. This material belongs to a family of layered or complex sulfide semiconductors that have been investigated for potential optoelectronic and electronic device applications, though commercial deployment remains limited. Engineers would consider this material primarily in research and development contexts focused on next-generation semiconductor alternatives, particularly where the combined properties of transition metals and chalcogens could enable novel band structure or device architectures not achievable with conventional silicon or III-V semiconductors.

experimental semiconductorschalcogenide researchoptoelectronic devicesthin-film electronicsmaterials researchnext-generation photovoltaics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	25.47	GPa	—
Shear Modulus(G)	9.040	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.654	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.7660	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.

S4 Ta1 Tl3

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control