Semiconductor laser active frequency stabilization technologies: a review
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DOI: 10.1007/s40042-021-00308-7
Abstract: Laser frequency stabilization is one of the key technologies in atomic physics experimental system. In this paper, the basic principles, and features and the latest research progress on various kinds of semiconductor laser, active frequency… read more here.
Keywords: semiconductor laser; frequency stabilization; frequency; active frequency ... See more keywords
Microwave non‐destructive testing of active frequency selective surface embedded tunable radar absorber
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DOI: 10.1049/el.2020.1638
Abstract: The development and performance evaluation of a thin, broadband, and tunable radar wave absorber with reduced complexity is a strenuous task. This Letter reports the design, fabrication, and non-destructive measurement of an active frequency selective… read more here.
Keywords: active frequency; absorber; tunable radar; non destructive ... See more keywords
Broadband Polarization-Insensitive Tunable Absorber Using Active Frequency Selective Surface
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DOI: 10.1109/lawp.2020.2985710
Abstract: In this letter, a broadband polarization-independent tunable absorber is proposed based on active frequency selective surface (AFSS). The AFSS consists of periodic patterns of four-patch array with four p-i-n diodes loaded among them, and a… read more here.
Keywords: frequency; tunable absorber; frequency selective; active frequency ... See more keywords
An Improved Multifunctional Active Frequency Selective Surface
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DOI: 10.1109/tap.2018.2800727
Abstract: An improved dual-polarized multifunctional active frequency selective surface (MAFSS) with parallel-feed configuration is proposed in this paper. The designed structure is composed of two metallic layers separated by a thin dielectric layer. Three independent and… read more here.
Keywords: active frequency; frequency selective; multifunctional active; selective surface ... See more keywords
Novel Multifunctional Reconfigurable Active Frequency Selective Surface
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DOI: 10.1109/tap.2018.2889002
Abstract: In this paper, a multifunctional active frequency selective surface (MAFSS) is presented based on the switching responses of active components. The proposed structure comprises periodic arrays of metallic patterns imprinted on both sides of an… read more here.
Keywords: frequency selective; active frequency; selective surface; state ... See more keywords
A New Compact, Stable, and Dual-Band Active Frequency Selective Surface with Closely Spaced Resonances for Wireless Applications at 2.4 and 2.9 GHz
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Electromagnetic Compatibility"
DOI: 10.1109/temc.2019.2918568
Abstract: This paper presents a dual-band active frequency selective surface (AFSS) with closely spaced bands and angular stability for wireless applications at 2.4 and 2.9 GHz. The proposed AFSS element geometry is composed of a slotted cross… read more here.
Keywords: dual band; band active; frequency; geometry ... See more keywords