Ho2 Ge2 O7

semiconductor

· Ho2 Ge2 O7

Ho₂Ge₂O₇ is a rare-earth germanate ceramic compound combining holmium (a lanthanide) with germanium oxide in a pyrochlore or related crystal structure. This material is primarily of research interest for its potential in photonic, thermal, and radiation-resistant applications, rather than a widely commercialized engineering material. The holmium-germanate system is investigated for scintillation detection, luminescence, thermal barrier coatings, and nuclear fuel waste immobilization, where its rare-earth dopant effects and ceramic durability offer advantages over conventional oxides.

radiation detection and scintillatorsphotonic and optical researchthermal barrier ceramicsnuclear material studiesrare-earth luminescent compoundsadvanced ceramics R&D

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	3.947	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.772	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.

Ho2 Ge2 O7

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control