Overview of Tungsten Telluride (WTe2) Powder
Tungsten telluride (WTe2) powder, a binary compound of tungsten and tellurium, has recently garnered significant attention due to its unique physical properties. This powder, with a chemical formula of WTe2, exhibits semimetallic behavior, hosting both electron and hole carriers, resulting in a range of intriguing electronic and transport properties. Its layered structure, consisting of strongly bonded tungsten-tellurium sheets, offers a platform for exploring novel quantum phenomena.
Characteristics of Tungsten Telluride (WTe2) Powder
Semimetallic Nature: WTe2 powder is a semimetal, exhibiting both electron and hole conduction, making it a unique material for studying quantum transport phenomena.
Layered Structure: It has a layered structure with strong in-plane bonds, facilitating the exfoliation of thin layers for use in nanoelectronics.
High Mobility: The charge carriers in WTe2 powder exhibit high mobilities, making it a promising material for high-performance electronic devices.
Temperature-Dependent Resistance: Its resistance changes with temperature, displaying a non-monotonic behavior that is of interest for fundamental research and device applications.
Stability: Tungsten telluride powder is relatively stable under ambient conditions, allowing for its use in various experimental setups.
Application of Tungsten Telluride (WTe2) Powder
Nanoelectronics: The layered structure and high charge carrier mobility of WTe2 powder make it a suitable material for nanoelectronics, including transistors and other electronic devices.
Nanoelectronics
Quantum Transport Studies: Its semimetallic nature and unique transport properties make WTe2 powder a prime candidate for studying quantum transport phenomena and novel electronic effects.
Quantum Transport Studies
Energy Storage: The material's electronic properties suggest potential applications in energy storage devices, such as batteries and supercapacitors.
Energy Storage
Sensors: WTe2 powder's sensitivity to temperature and other environmental factors could be exploited in the development of novel sensors.
Sensors
Optoelectronics: Its unique optical and electronic properties could lead to applications in optoelectronic devices, such as photodiodes and photodetectors.
Optoelectronics
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FAQ
Q1:
What is the most significant property of tungsten telluride powder?
Re: The most significant property of tungsten telluride powder is its semimetallic nature, which hosts both electron and hole carriers. This unique electronic behavior enables a range of fascinating quantum transport phenomena and makes it a highly sought-after material for fundamental research and device applications.
Q2:
How is tungsten telluride powder produced?
Re: Tungsten telluride powder can be produced through various methods, including solid-state reactions, chemical vapor deposition, and mechanical alloying. These processes involve combining tungsten and tellurium precursors under controlled conditions to form the desired WTe2 powder.
Q3:
What are the potential applications of tungsten telluride powder in nanoelectronics?
Re: Tungsten telluride powder's layered structure and high charge carrier mobility make it a promising material for nanoelectronics. It can be used in transistors, thin-film electronics, and other nanoscale devices, enabling high-performance and energy-efficient electronic components.
Q4:
Is tungsten telluride powder stable under ambient conditions?
Re: Yes, tungsten telluride powder is relatively stable under ambient conditions. However, it is still important to store it in a dry and well-sealed container to prevent exposure to moisture and other contaminants that could potentially affect its properties.
Q5:
What are the challenges in working with tungsten telluride powder?
Re: Working with tungsten telluride powder can present some challenges due to its reactivity and the need for precise control over processing conditions. Additionally, the material's sensitivity to temperature and other environmental factors requires careful handling and experimental design to ensure accurate and reproducible results.
Tungsten Telluride Properties | |
Other Names | tungsten ditelluride, ditelluroxotungsten, bis(tellanylidene) tungsten, WTe2 powder |
CAS No. | 12067-76-4 |
Compound Formula | WTe2 |
Molecular Weight | 439.04 |
Appearance | Gray Black Powder |
Melting Point | 1020℃ |
Boiling Point | N/A |
Density | 9.43 g/cm3 |
Solubility in H2O | N/A |
Exact Mass | N/A |
Tungsten Telluride Health & Safety Information | |
Signal Word | N/A |
Hazard Statements | N/A |
Hazard Codes | N/A |
Risk Codes | N/A |
Safety Statements | N/A |
Transport Information | N/A |