Er2

semiconductor

· Er2

Er2 is a semiconductor compound in the erbium-based material family, likely an erbium chalcogenide or intermetallic phase used in specialized optoelectronic and photonic applications. This material is notable for its potential in infrared light emission and detection systems, where rare-earth compounds offer unique optical properties unavailable in conventional semiconductors. Er2 and related erbium compounds are of particular interest in telecommunications and quantum computing research contexts, where their narrow emission lines and long coherence times can enable advanced signal processing and quantum information applications.

optical telecommunicationsinfrared emitters/detectorsquantum computing researchphotonic integrated circuitsrare-earth optoelectronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	46.01	GPa	—
Shear Modulus(G)	28.75	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00330	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.000	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.

Er2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control