Exceptional dynamics at exceptional points

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作者
Wenjie Wan
机构
[1] University of Michigan-Shanghai Jiao Tong University Joint Institute,State Key Laboratory of Advanced Optical Communication Systems and Networks
[2] Shanghai Jiao Tong University,Department of Physics and Astronomy
[3] Shanghai Jiao Tong University,undefined
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摘要
Exceptional points (EPs), singularities of non-Hermitian systems, often exhibit exotic behaviors by engineering the balance between the system gain and loss. Now, EPs have been demonstrated to enable unidirectional perfect absorption/reflection at the visible light spectrum.
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