Bismuth Selenide (Bi2Se3)

Bismuth Selenide (Bi2Se3)

Catalog Number: ACM2068698-3

CAS Number: 2068-69-8

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Description

Description Bi2Se3 is a topological insulator. The layers are stacked together via van der Waals interactions and can be exfoliated into thin 2D layers. Bi2Se3 belongs to the group-15 post-transition metal trichalcogenides.

Features And Benefits

Features And Benefits The Bi2Se3 crystals produced have a typical lateral size of ~0.6-0.8 cm, rectangular shaped and have a metallic appearance.

Application

Application Bismuth Selenide can be used in advanced photodetectors, magnetic devices, field effect transistors, lasers, gas sensors, spintronics and quantum computing devices. Bismuth selenide (Bi2Se3) possesses remarkable thermoelectric and optoelectronic properties and is also attractive for biomedicine due to its good bioactivity and biocompatibility.

Specifications

Synonyms	Bismuth(III) selnide
Molecular Weight	654.84 g/mol
Melting Point	710 °C
Purity	>99.995%
Appearance	Dull grey crystal
Bandgap	~0.3 eV
Characterization Methods	XRD, Raman, EDX
Classification	Transition metal trichalcogenides (TMTCs), 3D Topological insulator materials, Nano-electronics, Nano-photonics, Photovoltaic, Materials science
Crystal Structure And Type	Rhombohedral
Dimension	~10 mm
Electrical Property	Topological insulator
Production Method	CVT method
Type	Synthetic
Unit Cell Parameters	a = b = 0.413, c = 2.856 nm, α = β = 90°, γ = 120°

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