Be2 Si1

semiconductor

· Be2 Si1

Be₂Si is an intermetallic compound combining beryllium and silicon, belonging to the class of lightweight ceramic intermetallics. This material is primarily of research interest rather than established in mainstream production, valued for its potential in high-temperature applications where low density and thermal stability are critical. Be₂Si and related beryllium-silicon compounds are explored in aerospace and nuclear contexts, though practical adoption remains limited due to beryllium's toxicity concerns, manufacturing complexity, and cost; engineers typically encounter this material in literature on advanced refractory composites or specialized high-performance aerospace research rather than conventional industrial supply chains.

aerospace thermal protectionnuclear reactor materials (research)high-temperature structural applicationslightweight refractory compositesexperimental semiconductor researchspace vehicle components (developmental)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00990	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.2180	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.

Be2 Si1

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control