SrI2
ceramic· SrI2
Strontium iodide (SrI₂) is an ionic ceramic compound composed of strontium and iodine that exists primarily in research and specialized applications rather than mainstream engineering use. The material is of interest in scintillation detector systems, optical windows, and radiation detection applications where its crystalline structure enables photon conversion or transmission. While SrI₂ is not a high-volume engineering material, it represents an important class of halide ceramics being investigated for next-generation medical imaging, nuclear security, and high-energy physics instrumentation where alternatives like sodium iodide have limitations.
scintillation detectorsradiation detectionoptical windowsmedical imagingnuclear security instrumentsresearch-phase materials
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 2,932.7 | ksi | — | ||
Poisson's Ratio(ν) | 0.3500 | - | — | ||
Shear Modulus(G) | 1,141.4 | ksi | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1651 | lb/in³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 4.048 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 5.497 range 3.942–7.051median of 2 measurements | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -282.3 | µV/K | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.00270 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -1.940 | eV/atom | — | ||
| ↳ | -1.784 | eV/atom | — |
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.
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.