Bismuth selenide doped with iron sputtering target

Bismuth selenide doped with iron sputtering targets

Bismuth selenide (Bi₂Se₃) doped with iron (Fe) as a sputtering target is utilized in advanced materials research and applications due to the altered properties imparted by the iron doping.

Topological Insulators with Magnetic Properties:

Topological Insulator Enhancement: Bi₂Se₃ is a well-known topological insulator with insulating bulk properties and conductive surface states. Doping with iron can introduce magnetic properties to these topological insulators.

Applications: These materials are studied for potential use in spintronics and quantum computing. The combination of topological and magnetic properties can lead to the exploration of new phenomena such as the quantum anomalous Hall effect or Majorana fermions.

 Spintronics:

Spintronic Devices: The introduction of magnetic elements like iron in Bi₂Se₃ can modify the spin-related properties of the material, making it suitable for spintronic applications.

Applications: Iron-doped Bi₂Se₃ is used in spintronic devices where both the charge

spin of electrons are utilized. This can improve device functionality in memory storage and quantum information processing.

Magnetic Topological Insulators:

Magnetic Doping: Doping Bi₂Se₃ with iron creates magnetic topological insulators, which combine both magnetic and topological characteristics.

Applications: These materials are of interest for research into novel electronic and magnetic phenomena, potentially leading to advances in quantum computing and other cutting-edge technologies.

Thermoelectric Materials:

Thermoelectric Performance: Iron doping can influence the thermoelectric properties of Bi₂Se₃. This is important for enhancing the efficiency of thermoelectric materials, which convert heat into electrical energy.

Applications: Improved thermoelectric materials are used in energy harvesting and cooling applications, where efficient temperature-to-electricity conversion is crucial.

Optoelectronics:

Optoelectronic Devices: The modification of electronic and optical properties due to iron doping makes Bi₂Se₃ suitable for various optoelectronic applications.

Applications: These materials can be used in sensors, photodetectors, and other devices where specific optical and electronic characteristics are needed.

Material Research and Development:

Material Properties: Research into iron-doped Bi₂Se₃ often focuses on understanding how iron affects the electronic structure, magnetic properties, and overall behavior of the material.

Applications: This research can lead to the development of new materials with tailored properties for specialized applications in electronics and materials science.