English

A genuine maximally seven-qubit entangled state

Quantum Physics 2015-05-30 v1

Abstract

Contrary to A.Borras et al.'s [1] conjecture, a genuine maximally seven-qubit entangled state is presented. We find a seven-qubit state whose marginal density matrices for subsystems of 1,2- qubits are all completely mixed and for subsystems of 3-qubits is almost completely mixed.

Keywords

Cite

@article{arxiv.1110.5011,
  title  = {A genuine maximally seven-qubit entangled state},
  author = {Xin-Wei Zha and Hai-Yang Song and Jian-Xia Qi and Dong Wang and Qian Lan},
  journal= {arXiv preprint arXiv:1110.5011},
  year   = {2015}
}
R2 v1 2026-06-21T19:24:16.603Z