P2 Se2 Nb2

semiconductor

· P2 Se2 Nb2

P₂Se₂Nb₂ is an experimental layered semiconductor compound combining phosphorus, selenium, and niobium in a two-dimensional crystal structure. This material belongs to the family of transition metal chalcogenides and represents an emerging class of semiconductors being investigated for next-generation electronics and optoelectronics where conventional silicon reaches performance limits. While not yet commercialized at scale, compounds in this family are notable for their tunable bandgaps, strong light-matter interactions, and potential for flexible or integrated photonic devices—making them of particular interest to researchers exploring alternatives to graphene and molybdenum disulfide for nanoelectronic applications.

experimental optoelectronicstwo-dimensional semiconductorsphotonic research devicesnext-generation transistorsflexible electronics (research phase)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	18,784	ksi	—
Shear Modulus(G)	10,835.3	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00200	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.7260	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.

P2 Se2 Nb2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control