ReSe2 (Rhenium Diselenide)
ReSe2 is a semiconductor (~1.1 eV). The layers are stacked together via van der Waals interactions and can be exfoliated into thin 2D layers. Rhenium Diselenide belongs to the group-VII transition metal dichalcogenides (TMDC).
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The ReSe2 crystals produced at HQ Graphene have triangular shapes and a metallic appearance.
We produce n-type ReSe2, having a typical charge carrier density of ~1016cm-3 at room temperature.
A selection of peer review publications on the ReSe2 crystals we sell can be found below.
| Crystal size | ~8 mm |
| Electrical properties | Semiconductor, n-type |
| Crystal structure | Triclinic |
| Unit cell parameters | a = 0.658 nm, b = 0.670 nm, c = 0.672 nm, α = 91.75°, β = 105°, γ = 118.9° |
| Type | Synthetic |
| Purity | >99.995 % |
| Characterized by | XRD, Raman, EDX, Hall measurement |
| More information? | Please contact us by email or phone |
The single crystal ReSe2 is characterized using:
XRD: single crystal and powder X-ray diffraction (D8 Venture Bruker and D8 Advance Bruker)EDX: Energy-dispersive X-ray spectroscopy for stoichiometric analysis
Raman: 785 nm Raman system
Hall measurement: Extraction of charge carrier density and doping in the Van der Pauw geometry.
Raman, XRD and EDX on ReSe2:
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HQ Graphene Wiki on:
ReSe2 (Rhenium Diselenide)
1. Yao, Y., et al. "The energy band structure analysis and 2 μm Q-switched laser application of layered rhenium diselenide." RSC advances 9.25 (2019): 14417-14421.
2. Aftab, S., et al. "ReSe2/metal interface for hydrogen gas sensing." Journal of Colloid and Interface Science 603 (2021): 511-517.
3. Choi, Y., et al. "Complete determination of the crystallographic orientation of ReX 2 (X= S, Se) by polarized Raman spectroscopy." Nanoscale Horizons 5.2 (2020): 308-315.