Spectrum Reconstruction of a Spatially Modulated Fourier Transform Spectrometer Based on Stepped Mirrors
Sign Up to like & getrecommendations! Published in 2017 at "Applied Spectroscopy"
DOI: 10.1177/0003702816669729
Abstract: Based on the basic configuration and interference principle of a static step-mirror-based Fourier transform spectrometer, an image segmentation method is proposed to obtain a one-dimensional interferogram. The direct current component of the interferogram is fit… read more here.
Keywords: transform spectrometer; reconstruction spatially; fourier transform; spectrum reconstruction ... See more keywords
Broadband and High-Resolution Static Fourier Transform Spectrometer with Bandpass Sampling
Sign Up to like & getrecommendations! Published in 2018 at "Applied Spectroscopy"
DOI: 10.1177/0003702818767431
Abstract: In this study, experimental demonstration of a static Fourier transform spectrometer (static-FTS), based on division of the spectrum into multiple narrowband signals, is presented. The bandpass sampling technique used in this novel spectrometer solves the… read more here.
Keywords: high resolution; static fourier; bandpass sampling; transform spectrometer ... See more keywords
CMOS-compatible broadband co-propagative stationary Fourier transform spectrometer integrated on a silicon nitride photonics platform.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.00a409
Abstract: We demonstrate a novel type of Fourier Transform Spectrometer (FTS) that can be realized with CMOS compatible fabrication techniques. This FTS contains no moving components and is based on the direct detection of the interferogram… read more here.
Keywords: fourier transform; photonics; cmos compatible; transform spectrometer ... See more keywords
Broadband Fourier-transform spectrometer enabling modal subset identification in Fabry-Pérot-based astrocombs.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.019251
Abstract: A multi-GHz frequency comb (astrocomb) is typically realized by filtering modes of a sub-GHz frequency comb (source comb) in a Fabry-Pérot etalon, which can lead to ambiguities in determining which subset of source comb modes… read more here.
Keywords: fourier transform; broadband fourier; transform spectrometer; fabry rot ... See more keywords
Design of an on-chip Fourier transform spectrometer using waveguide directional couplers and NEMS.
Sign Up to like & getrecommendations! Published in 2018 at "Optics express"
DOI: 10.1364/oe.26.030362
Abstract: A novel concept of on-chip Fourier transform spectrometer is proposed. It consists of semiconductor waveguide directional couplers and NEMS actuators. The optical path difference can be tuned by controlling the NEMS actuators to couple or… read more here.
Keywords: transform spectrometer; directional couplers; chip fourier; waveguide directional ... See more keywords
Miniature Fourier transform spectrometer based on a fiber-tip interferometer.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.456320
Abstract: The miniaturization of spectrometers have attracted much attention owning to the demand for portable or in situ spectral analysis in a wide variety of fields, but it is a great challenge to push them into… read more here.
Keywords: miniature fourier; spectrometer based; fourier transform; based fiber ... See more keywords
On-chip Fourier transform spectrometer on silicon-on-sapphire
Sign Up to like & getrecommendations! Published in 2019 at "Optics Letters"
DOI: 10.1364/ol.44.002883
Abstract: We designed and experimentally demonstrated an on-chip Fourier transform spectrometer on silicon-on-sapphire. The spectrometer comprises an array of twelve Mach–Zehnder interferometers (MZIs) with linearly increasing optical path delays between MZI arms. The propagation loss of… read more here.
Keywords: silicon sapphire; chip fourier; spectrometer; fourier transform ... See more keywords
Miniature Fourier Transform Spectrometer Based on Thin-Film Lithium Niobate
Sign Up to like & getrecommendations! Published in 2023 at "Micromachines"
DOI: 10.3390/mi14020458
Abstract: A miniature Fourier transform spectrometer is proposed using a thin-film lithium niobate electro-optical modulator instead of the conventional modulator made by titanium diffusion in lithium niobate. The modulator was fabricated by a contact lithography process,… read more here.
Keywords: miniature fourier; lithium niobate; fourier transform; thin film ... See more keywords