Articles with "frequency resonant" as a keyword



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Dual-frequency resonant coil design for low-γ X-nuclear and proton magnetic resonance imaging at ultrahigh field.

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Published in 2023 at "NMR in biomedicine"

DOI: 10.1002/nbm.4930

Abstract: Low-γ X-nuclear MRS and imaging have played a key role in studying metabolism and physiopathology, especially at ultrahigh fields. We design and demonstrate a novel and simple dual-frequency RF resonant coil that can operate at… read more here.

Keywords: dual frequency; frequency resonant; resonant coil; low nuclear ... See more keywords
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A non-invasive, low frequency resonant method to detect bubbles in liquid media

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Published in 2021 at "Applied Acoustics"

DOI: 10.1016/j.apacoust.2021.108044

Abstract: Abstract Reliable detection technology of gas and vapor filled bubbles in fluid media is of paramount importance for many medical and industrial processes. In this work we present an acoustic bubble detection technique. A single… read more here.

Keywords: invasive low; low frequency; non invasive; frequency resonant ... See more keywords
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An Improved High-Frequency Resonant Converter With Design Considerations of Voltage-Driven Class-E Resonant Rectifier

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Published in 2023 at "IEEE Transactions on Industrial Electronics"

DOI: 10.1109/tie.2022.3213902

Abstract: Resonant inverter and resonant rectifier are indispensable for high-frequency resonant converters to achieve high power density, high conversion efficiency, and low electromagnetic interference. However, multiple inductors and capacitors excite complex resonances, impeding the precise parameter… read more here.

Keywords: resonant rectifier; high frequency; frequency resonant; resonant ... See more keywords
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High-frequency, resonant acousto-optic modulators fabricated in a MEMS foundry platform.

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Published in 2019 at "Optics letters"

DOI: 10.1364/ol.44.003777

Abstract: We report the design and characterization of high-frequency, resonant acousto-optic modulators (AOMs) in a micro-electro-mechanical systems (MEMS) foundry process. The doubly resonant cavity design, with short (L  ∼10.5  μm) acoustic and optical cavity lengths, allows us to… read more here.

Keywords: mems foundry; optic modulators; high frequency; acousto optic ... See more keywords