Vacuum as a less hostile environment to entanglement
- Authors
- Marek, Petr; Lee, Jinhyoung; Kim, Myung Shik
- Issue Date
- Mar-2008
- Publisher
- American Physical Society
- Citation
- Physical Review A - Atomic, Molecular, and Optical Physics, v.77, no.3, pp 1 - 7
- Pages
- 7
- Indexed
- SCIE
SCOPUS
- Journal Title
- Physical Review A - Atomic, Molecular, and Optical Physics
- Volume
- 77
- Number
- 3
- Start Page
- 1
- End Page
- 7
- URI
- https://scholarworks.bwise.kr/hanyang/handle/2021.sw.hanyang/178895
- DOI
- 10.1103/PhysRevA.77.032302
- ISSN
- 1050-2947
1094-1622
- Abstract
- We derive sufficient conditions for infinite-dimensional systems whose entanglement is not completely lost in a finite time during its decoherence by a passive interaction with local vacuum environments. The sufficient conditions allow us to clarify a class of bipartite entangled states which preserve their entanglement or, in other words, are tolerant against decoherence in a vacuum. We also discuss such a class for entangled qubits.
- Files in This Item
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- Appears in
Collections - 서울 자연과학대학 > 서울 물리학과 > 1. Journal Articles

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