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Observation of higher-order exceptional points using frequency-dependent gain.

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Title: Observation of higher-order exceptional points using frequency-dependent gain.
Authors: Zhang, Xuanhao1,2 (AUTHOR), Zhu, Ziyi1,2 (AUTHOR), Hao, Yushun1,2 (AUTHOR), Wu, Pengde1,2 (AUTHOR), Wang, Gaofeng1,2 (AUTHOR), Cheng, Yuhua1,2 (AUTHOR) chengyh@hdu.edu.cn
Source: Communications Physics. 3/18/2026, Vol. 9 Issue 1, p1-7. 7p.
Database: Academic Search Ultimate
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  Data: Observation of higher-order exceptional points using frequency-dependent gain.
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  Data: <searchLink fieldCode="AR" term="%22Zhang%2C+Xuanhao%22">Zhang, Xuanhao</searchLink><relatesTo>1,2</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Zhu%2C+Ziyi%22">Zhu, Ziyi</searchLink><relatesTo>1,2</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Hao%2C+Yushun%22">Hao, Yushun</searchLink><relatesTo>1,2</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Wu%2C+Pengde%22">Wu, Pengde</searchLink><relatesTo>1,2</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Wang%2C+Gaofeng%22">Wang, Gaofeng</searchLink><relatesTo>1,2</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Cheng%2C+Yuhua%22">Cheng, Yuhua</searchLink><relatesTo>1,2</relatesTo> (AUTHOR)<i> chengyh@hdu.edu.cn</i>
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  Data: <searchLink fieldCode="JN" term="%22Communications+Physics%22">Communications Physics</searchLink>. 3/18/2026, Vol. 9 Issue 1, p1-7. 7p.
PLink https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&db=asn&AN=192414640
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      – Type: doi
        Value: 10.1038/s42005-026-02561-3
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      – Code: eng
        Text: English
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      – TitleFull: Observation of higher-order exceptional points using frequency-dependent gain.
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            NameFull: Zhang, Xuanhao
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            NameFull: Zhu, Ziyi
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            NameFull: Hao, Yushun
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            NameFull: Wu, Pengde
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            NameFull: Wang, Gaofeng
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              Text: 3/18/2026
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              Y: 2026
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