Niobium diselenide
Niobium diselenide (CAS: 12034-77-4) is a layered hexagonal metal dichalcogenide. It exhibits metallic properties and possesses a significant work function, making it a material of interest for thin-film solar cell applications. As a 2D material, its properties can be finely tuned by controlling the number of layers, opening avenues for advanced materials science research.
- IUPAC
- Niobium selenide
Thin-Film Solar Cells
Niobium diselenide's metallic characteristics and large work function position it as a potential candidate for use as a back contact material in thin-film solar cells, enhancing device efficiency.
2D Materials Research
This layered material can be exfoliated into single and multilayer 2D sheets, allowing for the study of surface effects and property variations with layer thickness in advanced materials science.
Thermoelectric Applications
Niobium diselenide is classified under thermoelectric materials, suggesting its potential for applications in converting heat energy into electrical energy or vice-versa.
| Molecular weight | 250.83 |
|---|---|
| Empirical formula | NbSe2 |
| Assay | ≥99.9% trace metals basis |
| Application | NbSe2 is a layered hexagonal metal dichalcogenide with metallic properties and a large work function. This makes it a potential candidate as back contact material for thin film solar cells.Layered materials have drawn considerable attention because of their possible exfoliation into single and multilayer 2-dimensional sheets. Because of strong surface effects, the properties of these materials vary drastically with the nunber of layers in a sheet. |
| Melting point | >1316 °C(lit.) |
Hazard statements
- H301Toxic if swallowed
- H373May cause damage to organs through prolonged exposure
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P301IF SWALLOWED
- P311Call a POISON CENTER or doctor
- P501Dispose of contents and container per local regulations
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | T,N |
| Risk statements (R) | 23/25-33-50/53 |
| Safety statements (S) | 20/21-28-45-60-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Niobium diselenide used for?
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Niobium diselenide is primarily explored as a back contact material for thin-film solar cells due to its metallic properties and large work function. It is also significant in materials science for research into 2D materials and their exfoliation into single and multilayer sheets, as well as in thermoelectric applications.
What is the CAS number and formula for Niobium diselenide?
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The CAS number for Niobium diselenide is 12034-77-4. Its empirical formula is NbSe2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Niobium diselenide with an assay of ≥99.9% trace metals basis. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should Niobium diselenide be handled safely?
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Niobium diselenide is classified as acutely toxic if inhaled or swallowed, and may cause damage to organs through prolonged or repeated exposure. It is also very toxic to aquatic life with long-lasting effects. Handle with extreme caution in a well-ventilated area, avoiding contact and inhalation, and wear appropriate personal protective equipment. Refer to the Safety Data Sheet for comprehensive handling instructions.
How is Niobium diselenide packed and exported?
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Niobium diselenide is carefully packed to ensure product integrity during transit and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations.
How can I request a quote or sample for Niobium diselenide?
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To request a quote or a sample of Niobium diselenide, please contact our sales team through the website or by phone.
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