Fourier-transform, integrated-optic spatial heterodyne spectrometer on a silica-based planar waveguide with 1 GHz resolution |
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| Authors: | Fontaine Nicolas K Okamoto Katsunari Su Tiehui Yoo S J B |
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| Institution: | Department of Electrical and Computer Engineering, University of California, One Shields Avenue, Davis, California 95616, USA. nkfontaine@ucdavis.edu |
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| 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. |
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