Arsenicum Telluride (As2Te3) (alpha phase)

Arsenicum Telluride (As2Te3) (alpha phase)

Catalog Number: ACMA00022892

CAS Number:

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Description

Description As2Te3 (alpha phase) is a semiconductor (~0.2-0.3 eV), thermoelectric material and a topological insulator. The layers are stacked together via van der Waals interactions and can be exfoliated into thin 2D layers. α-As2Te3 belongs to the group-15 metalloid trichalcogenides.

Features And Benefits

Features And Benefits The Arsenicum Telluride crystals have a typical lateral size of ~0.6-0.8 cm. The crystals are rectangular shaped and have a metallic appearance.

Application

Application New 2D semiconductors, topological insulators, and superconductors have numerous applications in advanced technologies, and Alfa Chemistry engineers can guide customers in material characterization and selection.

Specifications

Purity	>99.995 %
Characterization Methods	XRD, Raman, EDX
Crystal Structure And Type	Monoclinic C
Dimension	~10 mm
Electrical Property	Semiconductor, Topological Insulator, Thermoelectric material
Type	Synthetic
Unit Cell Parameters	a = 1.430 nm, b = 0.403 nm, c = 0.986 nm, α = γ = 90°, β = 95.40°

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