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- Non-trivial Berry phase in the Cd3As2 3D Dirac semimetal doi link

Auteur(s): Desrat W.(Corresp.), Consejo C., Teppe F., Contreras S., Marcinkiewicz M., Knap W., Nateprov A., Arushanov E.

Conference: EDISON 19 (Salamanca, ES, 2015-06-29)

Texte intégral en Openaccess : openaccess


Ref HAL: hal-01932656_v1
DOI: 10.1088/1742-6596/647/1/012064
WoS: 000366236800064
Exporter : BibTex | endNote
8 Citations
Résumé:

We present magnetotransport measurements performed on Cd3As2 samples. Our results confirm the existence of 3D Dirac fermions in this material with a π Berry phase. A metal-insulator transition driven by the magnetic field is also observed for B < 1 T. Finally the in situ rotation of the sample reveals that the Fermi surface is a weakly anisotropic ellipsoid.