Wavelength Tunable Group delay in InGaAs Subwavelength Grating Waveguide for Mid-Infrared Absorption Spectroscopy

Wavelength Tunable Group delay in InGaAs Subwavelength Grating Waveguide for Mid-Infrared Absorption Spectroscopy
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DOI：
10.1364/cleo_at.2022.jw3b.167
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发表时间：
2022-05
期刊：
2022 Conference on Lasers and Electro-Optics (CLEO)
影响因子：
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通讯作者：
Sourabh Jain;M. Hlaing;Ray T. Chen
Sourabh Jain;M. Hlaing;Ray T. Chen
中科院分区：
其他
文献类型：
--
作者：
Sourabh Jain;M. Hlaing;Ray T. Chen

文献摘要

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在QCL/QCD平台上提出了一种基于InGaAs-InP亚波长光栅波导的传感工程结构。该结构具有慢光效应，利用热光效应可实现0.48nm/K的精细群折射率调谐。
An engineered structure based on InGaAs-InP subwavelength grating waveguide is proposed on QCL/QCD platform for sensing application. The proposed structure attribute slow light effect with fine group index tuning capability of 0.48nm/K using thermo-optic effect.