TaSeS

Tantalum Sulfide Selenide (TaSeS) Single Crystal – 10mm x 5mm

 

Explore the intriguing world of charge density waves and anisotropic phenomena with Xtalsphere’s high-quality Tantalum Sulfide Selenide (TaSeS) single crystals.

Our TaSeS single crystals are meticulously grown to offer exceptional purity and structural integrity, making them an ideal choice for researchers delving into complex electronic phase transitions, low-dimensional transport, and the interplay of different chalcogenide components. TaSeS, as an intercalated transition metal dichalcogenide (TMD) derivative, presents a fascinating platform for studying mixed anion effects and their influence on physical properties.

Key Features:

• Dimensions: Approximately 10mm x 5mm, providing ample surface area for diverse experimental designs.
• Synthetic Purity: >99.995% (4N5), ensuring minimal impurities for pristine material properties and reliable experimental outcomes.

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TaSeS Crystal Properties:

 

TaSeS belongs to the layered transition metal monochalcogenides (or mixed dichalcogenides), a class of materials known for their anisotropic behavior and propensity for forming charge density waves (CDWs). The mixed S and Se anions introduce additional tunability compared to binary TMDs.

• Structure Type: Hexagonal crystal system (often described in a quasi-2D layer context), typically exhibiting a layered structure. The specific polytype (e.g., 2H-TaSeS) will influence its properties. The structure consists of S-Ta-Se or Se-Ta-S triple layers, with weak van der Waals forces between the layers.
• Electronic Phase Transitions: TaSeS is known to exhibit complex electronic phase transitions, including the formation of charge density waves (CDWs). These periodic modulations of charge density and lattice distortion can be highly sensitive to temperature, pressure, and doping, offering a rich playground for condensed matter physics.

 

Electrical Properties:

 

TaSeS typically displays metallic or semi-metallic behavior, but with significant anisotropy and the presence of CDW phases that can influence its conductivity. The electronic properties are heavily dictated by the specific arrangement of Ta, Se, and S atoms.

• Anisotropic Conductivity: Due to its layered nature, electrical conductivity is significantly higher within the layers than perpendicular to them.
• Charge Density Wave (CDW) Effects: The formation of CDWs can lead to gaps in the electronic spectrum, affecting resistivity and potentially leading to non-linear transport phenomena at low temperatures.

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More Information?

At Xtalsphere, we are dedicated to supplying the highest quality single crystals and comprehensive support for your research needs. For detailed technical specifications, custom dimensions, or any specific inquiries about TaSeS, please do not hesitate to contact our expert team.

Please contact us by:contact@xtalsphere.com