MnBe2 is an intermetallic compound combining manganese and beryllium, representing a specialized metal system with high stiffness and low density characteristics. This material belongs to the beryllium intermetallic family, which has seen research and limited industrial interest for applications requiring exceptional strength-to-weight ratios and rigidity. MnBe2 is primarily explored in aerospace and defense contexts where lightweight, high-modulus structural components could offer performance advantages, though its use remains largely experimental and constrained by beryllium's toxicity concerns, manufacturing complexity, and cost relative to established alternatives like aluminum-lithium alloys or titanium composites.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 23,664.3 | ksi | — | ||
| ↳ | 23,664.3 | ksi | — | ||
| ↳ | 27,388.9 | ksi | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.01005 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | ksi | — | ||
Poisson's Ratio(ν)2 entries | 0.1270 | - | — | ||
| ↳ | 0.1700 | - | — | ||
Shear Modulus(G)3 entries | 23,492.5 | ksi | — | ||
| ↳ | 23,492.5 | ksi | — | ||
| ↳ | 23,065.4 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1741 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | 5.630 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.2351 | eV/atom | — |