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发布时间：2018-12-18

第一作者：Huidan (Whitney) Yu

发表时间：2015-01-01

发表刊物：Journal of Physics: A Mathematical and Theoretical

所属单位：数理与信息工程学院

文献类型：期刊

卷号：Vol.48

期号：No.3

页面范围： 1

ISSN号：1751-8113

摘要：In recent years, open systems with balanced loss and gain that are invariant under the combined parity and time-reversal () operations have been studied via asymmetries of their solutions. They represent systems as diverse as coupled optical waveguides an

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