Mg4H2O5 — Properties & Data | MatWorld

Mg4H2O5

ceramic

· JVASP-13094· Mg4H2O5

Mg4H2O5 is a magnesium hydrate ceramic compound belonging to the family of hydroxide and oxide materials with potential structural applications. This material represents a research-phase compound in the magnesium ceramic family, notable for its layered crystal structure that exhibits exfoliation characteristics typical of materials under investigation for advanced engineering applications. The combination of magnesium's lightweight properties with ceramic stability makes it relevant to industries exploring alternatives to conventional structural ceramics and composites.

lightweight structural ceramicsresearch/experimental materialslayered composite precursorsaerospace material candidatesthermal barrier applicationsadvanced ceramic coatings

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	99.88	GPa	DFT · OptB88vdW
Exfoliation Energy(Eexf)	26.39	meV/atom	DFT · OptB88vdW
Poisson's Ratio(ν)	0.1900	-	DFT · OptB88vdW
Shear Modulus(G)	76.19	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	3.085	kg/m³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)3 entries	4.547	eV	DFT · OptB88vdW
↳	6.482	eV	DFT · TBmBJ
↳	5.590	eV	DFT · HSE06
Dielectric Constant (Relative Permittivity)(εr)	10.63	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	2.935	-	DFT · OptB88vdW
↳	2.397	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000659	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000853	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-111.8	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	375.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.000	%	DFT · TBmBJ

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.02930	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.466	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

Mg4H2O5

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental