CoBi₄Se₇ Crystals

CoBi₄Se₇ Crystals

CoBi₄Se₇ is a layered magnetic topological material that exhibits electronic, optical, and magnetic properties. Combining topological surface states with intrinsic magnetic behavior introduced by cobalt, CoBi₄Se₇ is used for research in spintronics, quantum materials, and condensed matter physics. Its use in supporting quantum phenomena, such as the quantum anomalous Hall effect, can support use in research.

Sample Size Options:
Crystals larger than 10 mm²

Material Properties:
Layered van der Waals Structure: Supports exfoliation into thin layers for 2D studies.
Topological Insulator Behavior: Retains surface states protected by time-reversal symmetry.
Magnetic Properties: Features intrinsic magnetic ordering enabled by cobalt doping.
Semiconducting Behavior: Combines metallic surface states with semiconducting bulk properties.

Crystal Structure:
Type: Rhombohedral layered structure
Features: Cleavable into thin sheets, used for nanoscale studies and heterostructure assembly.

Degree of Exfoliation:
Exfoliation: Readily exfoliates into monolayers or few-layer sheets for research and
applications.

Other Characteristics:
Quantum Phenomena: Supports studies of magnetic topological insulators and quantum Hall effects.
Spintronics Applications: For exploring spin-momentum locking and spintronic devices.
Environmental Stability: Stable under inert conditions, with moderate sensitivity to oxidation.

Applications:
Quantum Materials Research:
For exploring magnetic topological insulators and quantum states. Spintronics:
For spin-based devices and studying spin-orbit coupling.
2D Material Studies:
For exfoliating into thin layers and integrating into van der Waals heterostructures. Condensed Matter Physics:
Supports investigations into exotic electronic and magnetic states. Magnetic Sensors:
sensitivity to magnetic fields for nanoscale sensing applications.