Ta2 Si2 As2 — Properties & Data | MatWorld

Ta2 Si2 As2

semiconductor

· Ta2 Si2 As2

Ta₂Si₂As₂ is an intermetallic semiconductor compound combining tantalum, silicon, and arsenic elements, representing an emerging material in the layered compound family. This material is primarily of research and developmental interest for potential applications in advanced electronics and quantum materials, where the combination of heavy transition metals (tantalum) with metalloid semiconductors (silicon, arsenic) may enable novel electronic, thermal, or topological properties not readily accessible in conventional semiconductors.

experimental semiconductorsquantum materials researchtopological electronic deviceshigh-temperature electronicscondensed matter physics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	155.4	GPa	DFT · OptB88vdW
Shear Modulus(G)	101.2	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01560	eV	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4460	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.

Ta2 Si2 As2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control