It is widely believed that Rasba spin splitting occurs only in systems lacking space inversion invariance. In this letter we present analytical analysis which suggests that non-zero Rashba spin splitting occurs in systems possessing space inversion invariance. We present numerical simulations which confirm that non-zero Rashba spin splitting occurs in symmetric structures but this splitting is several orders of magnitude smaller than the Rashba spin splitting due to broken space inversion invariance.
Cite
@article{arxiv.1311.2487,
title = {Rashba spin splitting in symmetric structures},
author = {Tihomir G. Tenev},
journal= {arXiv preprint arXiv:1311.2487},
year = {2014}
}
Comments
The paper has been withdrawn by the author as it did not pass peer review