GeS₂ Crystals

GeS₂ Crystals

GeS₂ is a layered chalcogenide material with optical and electronic properties, supporting applications in optoelectronics, photonics, and 2D material research. With its wide bandgap and semiconducting properties, GeS₂ has applications in energy conversion, sensing, and materials studies.

Sample Size Options:
Crystals larger than 10 mm²
Crystals larger than 25 mm²

Material Properties:
Layered Structure: Permits exfoliation into thin layers for 2D material applications. Wide Bandgap: 3.8 eV. Applicable for UV-visible range optical applications.
Semiconducting Properties: Exhibits electronic and photonic behavior.

Crystal Structure:
Type: Orthorhombic layered structure
Features: Cleavable into thin layers for nanoscale studies.

Degree of Exfoliation:
Ease of Use: Exfoliated into monolayers or few-layer sheets for 2D research and device fabrication.

Other Characteristics:
Optical Behavior: Absorption in UV-visible regions, applicable to photonic devices.
Chemical behavior: Maintains structural and electronic integrity under inert storage conditions. Energy Applications: Used for photocatalysis and solar energy conversion.

Applications:
Optoelectronics:
Applicable for photodetectors, LEDs, and light-sensitive devices in the UV-visible range.
2D Material Studies:
Applicable to exfoliation into thin layers for van der Waals heterostructures. Energy Conversion:
Used for solar cells and photocatalytic applications. Sensors:
Response to light and chemical changes, supporting sensing devices. Quantum Materials Research:
Permits studies of low-dimensional electronic and optical phenomena.

References:
Sung, Geon-Kyu, Ki-Joon Jeon, and Cheol-Min Park. “Highly reversible and strong Li-storage characteristics of layered GeS₂ and its amorphous composites.” ACS applied materials & interfaces 8.43 (2016): 29543-29550. Lin, Changgui, et al. “Second-harmonic generation in IR-transparent β-GeS 2 crystallized glasses.” Optics letters 34.4 (2009): 437-439. Durandurdu, Murat. “High-density amorphous phase of GeS 2 glass under pressure.” Physical Review B 79.20 (2009): 205202.