@inproceedings{3940327889c9487287625bdfb60109f4,
title = "Non-hermitian nonlinear optics without gain and loss",
abstract = "We propose and demonstrate non-Hermitian but parity-time-symmetric four-wave mixing in cold atoms without linear gain and loss. Besides the occurrence of nontrivial phase transition, efficient nonlinear conversion without phase matching has also been observed.",
author = "Yanhua Zhai and Yue Jiang and Yefeng Mei and Ying Zuo and Shengwang Du and Jianming Wen",
note = "Publisher Copyright: {\textcopyright} 2019 The Author(s).; Nonlinear Optics, NLO 2019 ; Conference date: 15-07-2019",
year = "2019",
language = "English",
isbn = "9781943580620",
series = "Optics InfoBase Conference Papers",
publisher = "Optica Publishing Group (formerly OSA)",
booktitle = "Nonlinear Optics, NLO 2019",
}