Overview of 99.99% CAS 1315-05-5 Antimony Selenide powder Sb2Se3 Powder
Telluride and selenide compounds play a significant role in the field of semiconductors, particularly in the development of advanced electronic and optoelectronic devices. These materials belong to the chalcogenide family, characterized by their ability to form compounds with elements from groups IV-VI in the periodic table.
Tellurides: Compounds containing tellurium (Te) as the chalcogen. Examples include cadmium telluride (CdTe), mercury telluride (HgTe), and zinc telluride (ZnTe). These materials have found applications in solar cells, infrared detectors, and high-speed electronics due to their tunable bandgap, high electron mobility, and good thermal stability.
Selenides: Similar to tellurides, but with selenium (Se) replacing tellurium. Notable examples are cadmium selenide (CdSe), gallium selenide (GaSe), and zinc selenide (ZnSe). Selenide compounds are widely used in light-emitting diodes (LEDs), laser diodes, and solar cells due to their direct bandgap properties and efficient light absorption/emission capabilities.
Feature of 99.99% CAS 1315-05-5 Antimony Selenide powder Sb2Se3 Powder
Direct Bandgap: Many telluride and selenide semiconductors have direct bandgaps, which facilitate efficient light emission and absorption processes. This makes them suitable for optoelectronic applications such as LEDs and lasers.
Tunable Bandgap: The bandgap of these materials can be adjusted by alloying or altering the composition (e.g., CdSe to CdTe), enabling customization for specific device requirements across a wide spectrum of wavelengths.
High Electron Mobility: Materials like HgCdTe exhibit high electron mobility, which is crucial for high-speed electronic devices and low-noise detector applications.
Thermal Stability: Some tellurides and selenides, like ZnTe and ZnSe, demonstrate good thermal stability, making them suitable for high-temperature operation and processing.
Non-Toxic Alternatives: With increasing environmental concerns, there’s a push towards exploring less toxic alternatives to commonly used semiconductors. For instance, Cd-based tellurides and selenides are being replaced or combined with less toxic elements like Mg or Mn in some applications.
(99.99% CAS 1315-05-5 Antimony Selenide powder Sb2Se3 Powder)
Parameters of 99.99% CAS 1315-05-5 Antimony Selenide powder Sb2Se3 Powder
Antimony Selenide (Sb2Se3), also known as Selenobismuth, is a binary compound with the chemical formula Sb2Se3. It is an inorganic material that finds its significance in various applications due to its unique properties, primarily in the fields of electronics, optoelectronics, and glass industries.
CAS number 1315-05-5 serves as the unique identifier for this specific compound, ensuring its authenticity and traceability within the scientific community. This number is assigned by the Chemical Abstracts Service (CAS), which is a division of the American Chemical Society. It acts as a universal barcode for chemicals, facilitating communication and data sharing among researchers, manufacturers, and regulatory agencies worldwide.
Sb2Se3 exists in a solid state, usually as a black or dark-gray powder. The powder form allows for easy manipulation and integration into various materials during synthesis or manufacturing processes. The particle size and morphology can vary depending on the production method, but it is generally characterized by a relatively uniform distribution, which contributes to its consistent performance in end-use applications.
The compound has a trigonal crystal structure, which gives rise to its distinctive properties such as high melting point (approximately 627°C or 1141°F) and a good thermal stability. These features make it suitable for applications where resistance to elevated temperatures is crucial, like in high-temperature electronics and thermoelectric devices.
Sb2Se3 is an intrinsic semiconductor, meaning it possesses electrical conductivity between metals and insulators. This property makes it attractive for use in photovoltaic cells, solar cells, and thermoelectric generators, where its ability to convert light energy into electricity or generate electricity from temperature differences can be harnessed. Additionally, its direct bandgap enables efficient absorption of light, making it a promising material for thin-film solar technologies.
In the optoelectronics industry, Sb2Se3 is employed in phosphors for cathode-ray tubes and as a light-emitting material in organic light-emitting diodes (OLEDs). Its optical properties, including its high refractive index and strong excitonic effects, contribute to the development of novel display technologies.
Furthermore, Sb2Se3 exhibits a unique property called photoconductivity, where exposure to light enhances its electrical conductivity. This phenomenon is particularly useful in sensors and switches, where sensitivity to light is desired.
Due to its non-toxic nature and relatively low cost, antimony selenide has potential applications in environmental remediation and water purification systems, where it can act as a photocatalyst to degrade pollutants.
In summary, CAS 1315-05-5 Antimony Selenide (Sb2Se3) is a versatile inorganic compound with exceptional properties, including its semiconducting nature, thermal stability, and unique optical characteristics. Its widespread use in electronics, optoelectronics, and emerging technologies highlights its importance in modern industrial applications. The availability in powder form, along with its CAS number, ensures standardization and facilitates research and development efforts in these sectors.
(99.99% CAS 1315-05-5 Antimony Selenide powder Sb2Se3 Powder)
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