基于二氧化硅的平面波导上的傅里叶变换、集成光学空间外差光谱仪，分辨率为 1GHz。
Fourier-transform, integrated-optic spatial heterodyne spectrometer on a silica-based planar waveguide with 1 GHz resolution.
机构信息
Department of Electrical and Computer Engineering, University of California, One Shields Avenue, Davis, California 95616, USA.
出版信息
Opt Lett. 2011 Aug 15;36(16):3124-6. doi: 10.1364/OL.36.003124.
PMID:21847181
Abstract
Spatial heterodyne spectrometers (SHS) can achieve high resolution with excellent optical throughput. We demonstrate a planar waveguide SHS incorporating 64 asymmetric Mach-Zehnder interferometers and show measurements that verify 1 GHz resolution across a 64 GHz measurement range.
摘要
空间外差光谱仪 (SHS) 可以实现高分辨率和出色的光学透过率。我们展示了一种平面波导 SHS，它结合了 64 个非对称马赫-曾德尔干涉仪，并进行了测量，验证了在 64GHz 的测量范围内具有 1GHz 的分辨率。
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