| Appearance |
Dark-gray or black, crystalline powder. Soluble in concentrated
hydrochloric acid (decomposes); insoluble in
dilute acids and water. |
| Melting point |
882°C |
| Boiling point |
1202.34°C (estimate) |
| density |
5.22 g/mL at 25 °C(lit.)
|
| solubility |
insoluble in H2O; soluble in concentrated acid solutions |
| form |
-8 Mesh |
| Specific Gravity |
5.08 |
| Water Solubility |
Soluble in conc. HCl, hot conc. H{2}SO{4}.Insoluble in water. |
| crystal system |
Nogata |
| Merck |
14,8791 |
| Solubility Product Constant (Ksp) |
pKsp: 25.00 |
| Space group |
Pmcn |
| Lattice constant |
| a/nm | b/nm | c/nm | α/o | β/o | γ/o | V/nm3 | | 0.4334 | 1.12 | 0.3987 | 90 | 90 | 90 | 0.1935 |
|
| Exposure limits |
ACGIH: TWA 2 mg/m3
NIOSH: IDLH 100 mg/m3; TWA 2 mg/m3 |
| LogP |
-2.47 |
| CAS DataBase Reference |
1314-95-0(CAS DataBase Reference) |
| EPA Substance Registry System |
Tin sulfide (SnS) (1314-95-0) |
| Application |
In the form of single or few-layer thin films,?exfoliated SnS?nanosheets have various applications.?These include light emitters, field effect transistors (FETs), gas sensors, photodetectors, thermoelectric and photovoltaic devices. |
| Bandgap |
1.07 -1.32 eV |
| Chemical Synthesis |
Tin sulfide?(SnS)?is manufactured using chemical vapour transport (CVT) crystallisation, with crystals having a purity in excess of 99.999%. |
| color |
Brown/Yellow |
| Description |
Tin sulfide (SnS), with a direct energy band-gap of about 1.3 eV, and a high optical absorption coefficient over 5 × 104 cm-1,?is a promising new candidate for applications in the next generation of photovoltaic solar cells. Made of earth-abundant, relatively cheap and environmentally-nontoxic elements, SnS is solution processable and stable in both alkaline and acidic conditions. |
| Electronic properties |
2D semiconductor |
| Preparation |
Synthetic?- Chemical Vapour Transport (CVT) |
| Usage |
Tin sulfide single crystals?can be used to prepare monolayer and few-layer SnS?by mechanical or liquid exfoliation. |
