HgCaO2S

ceramic

· HgCaO2S

HgCaO2S is a mixed-metal oxide-sulfide ceramic compound containing mercury, calcium, oxygen, and sulfur. This is a research-phase material rather than an established commercial ceramic; it belongs to the family of complex oxysulfides and may be investigated for applications requiring specific electronic, optical, or catalytic properties that arise from its mixed-valence metal composition. The material's practical utility depends on its thermal stability, phase purity, and whether mercury retention can be engineered reliably—factors that typically limit commercialization of mercury-bearing ceramics.

research and development phaseelectronic/photonic materials explorationcatalytic ceramic compoundslaboratory synthesis

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	2.546	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.700	eV/atom	—

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

Regulatory Screening

Environmental

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.

HgCaO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental