Fe5GeTe2
Fe5GeTe2 is a ferromagnetic metal 2D material having a Curie temperature of ~270K. The layers are stacked together via van der Waals interactions and can be exfoliated into thin 2D layers.
To buy Fe5GeTe2 crystals please click here.
The Fe5GeTe2 crystals produced at HQ Graphene have a typical lateral size of ~0.1cm (multiple crystals will be shipped), hexagonal shaped and have a metallic appearance.
More information about the Fe5GeTe2 crystals we sell can be found below. In case your research requires Fe5GeTe2 with substitution of other metals (e.g. Co, Ni), contact us here for the possibilites.
| Crystal size | ~1 mm (multiple crystals will be shipped in one order) |
| Electrical properties | Ferromagnetic metal (Curie temperature ~270K) |
| Crystal structure | Hexagonal |
| Unit cell parameters | a = b = 0.400 nm, c = 2.926 nm, α = β = 90°, γ = 120° |
| Monolayer properties |  Link to C2DB containing calculated properties |
| Type | Synthetic |
| Purity | >99.995 % |
| Characterized by | XRD, EDX |
| More information? | Please contact us by email or phone |
The single crystal Fe5GeTe2 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
XRD and EDX on Fe5GeTe2:
Click on an image to zoom
HQ Graphene Wiki on:
Fe5GeTe2
1. Zhao, B., et al. "Room Temperature Spin‐Valve with van der Waals Ferromagnet Fe5GeTe2/Graphene Heterostructure." Advanced Materials (2023): 2209113.
2. Albarakati, S., et al. "Gate-tunable exchange bias effect in FePS3-Fe5GeTe2 van der Waals heterostructures." arXiv preprint arXiv:2203.10686 (2022).
3. Liu, N., et al. "Antiferromagnetic proximity coupling between semiconductor quantum emitters in WSe2 and van der Waals ferromagnets." Nanoscale 13.2 (2021): 832-841.