Gallium telluride powder is a III-VI compound semiconductor powder composed of gallium and tellurium elements. This product is a black crystalline powder exhibiting narrow bandgap semiconductor properties, a layered crystal structure, and unique optoelectronic and thermoelectric characteristics. It serves as a critical foundational material for fabricating advanced optoelectronic devices, high-efficiency energy storage and conversion equipment, and novel sensors.
We offer high-quality gallium telluride powder in multiple purity grades and particle size specifications, with professional custom packaging available from gram to kilogram quantities. Contact us for product documentation.
High-purity semiconductor material
Narrow bandgap with excellent infrared properties
Layered (two-dimensional) crystal structure
Superior thermoelectric conversion performance
Cutting-edge catalytic and sensing potential
Optoelectronics and Infrared Technology: Manufactures infrared photodetectors, laser diodes, and solar cells due to its high responsivity to infrared light.
New Energy & Storage: As a potential anode material for high-performance lithium-ion batteries, offering high specific capacity and excellent cycling performance.
Sensing & Catalysis: Used in gas sensors (e.g., detecting H₂O, NH₃, NO₂) or as electrocatalytic/photocatalytic materials for environmental and energy applications.
Frontier Scientific Research: As a two-dimensional layered semiconductor material, it is used in fundamental research and development for nanoelectronics, quantum photonics, and novel functional devices.
Q1: How stable is gallium telluride powder? How should it be stored?
A1: This product may undergo slow oxidation in air. It must be stored sealed in a dry, cool, inert gas environment, strictly isolated from moisture.
Q2: What safety precautions should be taken during use?
A2: Tellurium compounds are toxic. Avoid inhaling dust or skin contact during handling. Wear protective equipment in a well-ventilated area.
Q3: How should purity be selected? What are the requirements for different applications?
A3: This depends on the end use. For basic research and additives, 4N (99.99%) grade is suitable; for fabricating high-performance semiconductor devices, 5N (99.999%) or higher purity is recommended.
Q4: What distinguishes gallium telluride (Ga₂Te₃) from gallium monoteluride (GaTe)?
A4: The core difference lies in stoichiometry and properties. Ga₂Te₃ is a tellurium-rich compound emphasizing thermoelectric performance; GaTe is a 1:1 compound serving as a direct-bandgap semiconductor, more commonly used in optoelectronic devices.
Each batch is supplied with:
Certificate of Analysis (COA)
Technical Data Sheet (TDS)
Material Safety Data Sheet (MSDS)
Third-party testing reports available upon request
We specialize in providing high-purity, stable-performance specialty semiconductor powders, backed by expert technical support to empower your cutting-edge R&D and innovative applications.
Molecular Formula: Ga₂Te₃
Molecular Weight: 583.92 g/mol
Appearance: Grayish-black powder
Density: Approx. 5.57 g/cm³
Melting Point: Approx. 824 °C
Crystal Structure: Defective Zinc Blende, Cubic crystal system
Signal Word:
Danger
Hazard Statements:
H290: May be corrosive to metals.
H301: Toxic if swallowed.
H314: Causes severe skin burns and eye damage.
H317: May cause an allergic skin reaction.
H332: Harmful if inhaled.
H335: May cause respiratory irritation.
H360: May damage fertility or the unborn child.
H412: Harmful to aquatic life with long lasting effects
Inner Packaging: Double-layer sealed plastic bags or aluminum foil bags for moisture and leakage protection.
Outer Packaging: Iron drum or fiber drum, depending on the weight, with reinforced sealed lid.
Hazard Packaging: UN-certified packaging compliant with regulations for hazardous materials transportation.
If you need any service, please contact us
