1T-HfTe2 (1T phase Hafnium Ditelluride)
1T-HfTe2 is a semimetal. The layers are stacked together via van der Waals interactions and can be exfoliated into thin 2D layers. Hafnium Ditelluride belongs to the group-IV transition metal dichalcogenides (TMDC).
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The HfTe2 crystals produced at HQ Graphene have a lateral size of ~0.6-0.8 cm, hexagonal shape, and has a metallic appearance.
HfTe2 crystal properties
| Crystal size | ~6-8 mm |
| Electrical properties | Semimetal |
| Crystal structure | Hexagonal |
| Unit cell parameters | a = b = 0.395 nm, c = 0.666 nm, α = β = 90°, γ = 120° |
| Monolayer properties |  Link to C2DB containing calculated properties |
| Type | Synthetic |
| Purity | >99.995 % |
| Characterized by | XRD, Raman, EDX |
| More information? | Please contact us by email or phone |
The single crystal HfTe2 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
Raman, XRD and EDX on HfTe2:
Click on an image to zoom
HQ Graphene Wiki on:
1T-HfTe2 (Hafnium Ditelluride)
1. El Youbi, Z., et al. "Bulk and surface electronic states in the dosed semimetallic HfTe 2." Physical Review B 101.23 (2020): 235431.