Articles with "band microwave" as a keyword



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Ultrabroad Band Microwave Absorption of Carbonized Waxberry with Hierarchical Structure.

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Published in 2019 at "Small"

DOI: 10.1002/smll.201902974

Abstract: Developing microwave absorption materials with broadband and lightweight characters is of great significance. However, it is still a great challenge for carbonized biomass without loading magnetic particles to cover the broad microwave frequency. Herein, it… read more here.

Keywords: absorption; carbonized waxberry; ultrabroad band; microwave absorption ... See more keywords
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Narrow stop band microwave filters by using hybrid generalized quasi-periodic photonic crystals

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Published in 2017 at "Chinese Journal of Physics"

DOI: 10.1016/j.cjph.2017.10.008

Abstract: Abstract Using the transfer matrix method approach (TMM), the microwave transmission spectra in hybrid quasi-periodic multilayer photonic structures are studied. These structures are formed by concatenating several quasi-periodic sequences such as the generalized Cantor (GC… read more here.

Keywords: narrow stop; quasi; stop band; band microwave ... See more keywords
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Ultralight Cellular Foam from Cellulose Nanofiber/Carbon Nanotube Self-Assemblies for Ultrabroad-Band Microwave Absorption.

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Published in 2019 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.9b03731

Abstract: Microwave absorption materials (MAMs) with lightweight density and ultrabroad-band microwave absorption performance are urgently needed in advanced MAMs, which are still a big challenge and have been rarely achieved. Here, a new wide bandwidth absorption… read more here.

Keywords: foam; cellulose nanofiber; microwave absorption; ultrabroad band ... See more keywords
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A novel triple-band microwave chip-less sensor tag for structural health monitoring applications

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Published in 2019 at "Electromagnetics"

DOI: 10.1080/02726343.2019.1658168

Abstract: ABSTRACT In this paper, a novel triple-band microwave chip-less sensor tag is presented for Structural Health Monitoring (SHM) systems. Remote sensing capability of microwave devices is employed here to design a sensor for crack detection… read more here.

Keywords: novel triple; microwave chip; band microwave; sensor tag ... See more keywords
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A Dual-Band Microwave Filter Design for Modern Wireless Communication Systems

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Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2930688

Abstract: Nowadays, modern communication system relies on the designs of high-performance devices to enhance communication effect for a high quality of life and smart city system. As a crucial signal processing step, microwave filter removes unwanted… read more here.

Keywords: dual band; microwave filter; communication; band microwave ... See more keywords
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Combined Approach to Estimate Blood Glucose Level in Noninvasive Monitoring: Ultra-Wide Band Microwave and Cascaded General Regression Neural Network

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Published in 2022 at "IEEE Transactions on Industrial Informatics"

DOI: 10.1109/tii.2021.3124468

Abstract: As the increasing number of diabetic around the world and the deficiencies of invasive blood glucose detection, such as prickly pain, risk of infection, and no continuous monitoring, a proper noninvasive blood glucose monitoring method… read more here.

Keywords: glucose level; blood glucose; band microwave; monitoring ... See more keywords
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Polarization multiplexed active mode-locking optoelectronic oscillator for frequency tunable dual-band microwave pulse signals generation.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.465262

Abstract: We propose and experimentally demonstrate a polarization multiplexed active mode-locking optoelectronic oscillator (AML-OEO) based on a single dual-polarization binary phase-shift keying (DP-BPSK) modulator for frequency tunable dual-band microwave pulse signal generation. In order to realize… read more here.

Keywords: band microwave; mode locking; frequency; dual band ... See more keywords
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Simulation study for ground-based Ku-band microwave observations of ozone and hydroxyl in the polar middle atmosphere

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Published in 2019 at "Atmospheric Measurement Techniques"

DOI: 10.5194/amt-12-1375-2019

Abstract: Abstract. The Ku-band microwave frequencies (10.70–14.25 GHz) overlap emissions from ozone (O3) at 11.072 GHz and hydroxyl radical (OH) at 13.441 GHz. These important chemical species in the polar middle atmosphere respond strongly to high-latitude geomagnetic activity associated… read more here.

Keywords: study; middle atmosphere; polar middle; band microwave ... See more keywords