SnSe (Tin Selenide) Pellets Granules Evaporation Materials

Description

Material	SnSe
Purity	99.9% – 99.9999% / 3N 3N5 4N 4N5 5N 5N5 6N
Shape	Pellets / Granules / Particles / Pieces
Size	can be customized (contact us)
Package	vacuum bag or customer’s request
Place of Origin	China
Supply Ability	1000kg per month
Lead Time	Qty: 1-100, Time: 3-10 days Qty: >100, Time: to be negotiated

 

SnSe (Tin Selenide) is an important evaporation material used in thin-film deposition processes, particularly in the production of semiconductor devices and thermoelectric materials. It is known for its excellent thermoelectric properties and optoelectronic applications due to its favorable bandgap and electrical properties.

Key Applications:

• Thermoelectric Devices: SnSe is widely used in thermoelectric materials for power generation and cooling applications due to its high Seebeck coefficient and low thermal conductivity.
• Optoelectronics: It serves as an absorber layer in photovoltaic cells and optoelectronic devices such as photodetectors, benefiting from its good light absorption properties in the visible to near-infrared (NIR) range.
• Semiconductor Devices: SnSe is used in thin-film transistors (TFTs) and other semiconductor applications where its p-type conductivity and favorable electronic band structure are utilized.
• Phase-Change Memory: SnSe’s ability to switch between different crystalline phases is useful in non-volatile memory applications like phase-change random-access memory (PCRAM).
• Thin-Film Coatings: It is used to create thin films for various coatings in electronic and optical applications, providing both electrical conductivity and optical transparency.

Features:

• Good Thermoelectric Performance: SnSe offers high thermoelectric efficiency, making it suitable for power generation and solid-state cooling systems.
• Favorable Bandgap: SnSe has a direct bandgap of ~1.3 eV, which is ideal for absorbing sunlight in photovoltaic devices.
• Low Thermal Conductivity: Its ability to maintain a high thermoelectric figure of merit (ZT) due to low thermal conductivity is a key feature in energy conversion materials.
• High Absorption Coefficient: SnSe shows strong absorption in the visible and NIR spectrum, making it useful in light-harvesting applications.
• Stable Thin Films: SnSe can form stable, high-quality thin films via thermal or e-beam evaporation methods.

Specifications:

• Material: Tin Selenide (SnSe)
• Purity: ≥ 99.9%
• Shape: Pellets
• Size: Typically 1-6 mm in diameter, customizable sizes available
• Density: 6.18 g/cm³
• Melting Point: 861°C
• Bandgap: ~1.3 eV (direct)
• Deposition Methods: Suitable for thermal evaporation and electron-beam (e-beam) evaporation
• Thermoelectric Properties: High Seebeck coefficient, low thermal conductivity
• Applications: Thermoelectric devices, photovoltaic cells, optoelectronic devices, and phase-change memory

Tinsan Materials offers high-purity SnSe (Tin Selenide) pellets for evaporation. Ideal for thermoelectric devices, optoelectronic applications, and photovoltaic cells. Customizable sizes for thermal and e-beam evaporation processes.

If you have specific requirements, such as dimensions, purity, or application details, please contact us to match your needs.