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CAS 12068-69-8

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Bismuth selenide (Bi2Se3)

Description:
Bismuth selenide (Bi2Se3) is a compound composed of bismuth and selenium, notable for its unique properties and applications in various fields. It is a semiconductor material with a layered crystal structure, which contributes to its interesting electronic and optical characteristics. Bi2Se3 exhibits high thermoelectric efficiency, making it valuable for applications in thermoelectric devices, where it can convert temperature differences into electrical voltage. Additionally, it is a topological insulator, meaning it conducts electricity on its surface while acting as an insulator in its bulk form, which has implications for quantum computing and spintronics. The material is typically characterized by its dark gray to black appearance and can be synthesized through various methods, including chemical vapor deposition and solid-state reactions. Bi2Se3 is also known for its stability under ambient conditions, although it can be sensitive to oxidation. Its unique properties make it a subject of extensive research in materials science and condensed matter physics.
Formula:Bi·Se
InChI:InChI=1S/Bi.Se
InChI key:InChIKey=QEBDLIWRLCPLCY-UHFFFAOYSA-N
SMILES:[Se].[Bi]
Synonyms:
  • Bismuth selenide
  • Bismuth selenide (Bi2Se3)
  • Bismuth selenide (Bi2Se3), selenium
  • Bismuth selenide (Bi<sub>2</sub>Se<sub>3</sub>)
  • Bismuth selenide (Bi<sub>2</sub>Se<sub>3</sub>), selenium
  • Bismuth sesquiselenide
  • Bismuth(3+) Selenide (2:3)
  • Dibismuth triselenide
  • Dibismuttriselenid
  • Triseleniure de dibismuth
  • Triseleniuro De Dibismuto
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