Articles with "sine wave" as a keyword



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Resonances at Fundamental and Harmonic Frequencies for Selective Imaging of Sine‐Wave Illuminated Reversibly Photoactivatable Labels

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Published in 2022 at "Chemphyschem"

DOI: 10.1002/cphc.202200295

Abstract: Abstract We introduce HIGHLIGHT as a simple and general strategy to selectively image a reversibly photoactivatable fluorescent label associated with a given kinetics. The label is submitted to sine‐wave illumination of large amplitude, which generates… read more here.

Keywords: reversibly photoactivatable; harmonic frequencies; highlight; sine wave ... See more keywords
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Dynamic behaviour and damage characteristics of loess in Xianyang, China

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Published in 2019 at "Bulletin of Engineering Geology and the Environment"

DOI: 10.1007/s10064-019-01709-6

Abstract: In engineering practice, the in situ soil layer is under different static pressures and experiences different types of dynamic loads. To determine the influence of stress state and dynamic load type on the dynamic characteristics… read more here.

Keywords: consolidation; consolidation stress; stress; rectangular wave ... See more keywords
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Accurate frequency estimation of a noisy sine-wave by means of an interpolated discrete-time Fourier transform algorithm

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Published in 2017 at "Measurement"

DOI: 10.1016/j.measurement.2017.11.017

Abstract: This paper investigates the accuracy of a recently proposed sine-wave frequency estimator based on the interpolation of Discrete-Time Fourier Transform (DTFT) spectrum samples located one frequency bin apart. Specifically, an analytical expression for the variance… read more here.

Keywords: frequency; sine wave; algorithm; ipdtft procedure ... See more keywords
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A Sine-Wave Heating Circuit for Automotive Battery Self-Heating at Subzero Temperatures

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Published in 2020 at "IEEE Transactions on Industrial Informatics"

DOI: 10.1109/tii.2019.2923446

Abstract: Self-heating is of extreme importance for improving the available capacity and lifetime of lithium-ion batteries in cold climates. However, few attempts have been done to achieve effective onboard self-heating for the batteries in electric vehicles.… read more here.

Keywords: self heating; wave heating; circuit automotive; sine wave ... See more keywords

Cramér–Rao Lower Bound for Unbiased Estimators of Sampled Noisy Sine-Wave Parameters

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Published in 2021 at "IEEE Transactions on Instrumentation and Measurement"

DOI: 10.1109/tim.2021.3122791

Abstract: In this article, the Cramér–Rao lower bounds (CRLBs) for unbiased estimators of sampled real-valued sine-wave parameters are analyzed. Sine-wave frequency is assumed either known or unknown, and both coherent and noncoherent sampling conditions are considered.… read more here.

Keywords: estimators sampled; cram rao; unbiased estimators; wave ... See more keywords
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Cardiac surgery during the COVID‐19 sine wave: Preparation once, preparation twice. The view from Houston

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Published in 2020 at "Journal of Cardiac Surgery"

DOI: 10.1111/jocs.14987

Abstract: The novel coronavirus disease (COVID‐19) pandemic has created major challenges and disruptions to hospitals throughout the world, with profound implications for cardiac surgery and cardiac surgeons. In this review, we highlight the hospital and cardiac… read more here.

Keywords: covid; sine wave; cardiac surgery; preparation ... See more keywords
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Experimental analysis and thermal management of solar air heater roughened with sine wave baffles

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Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy"

DOI: 10.1177/09576509221092906

Abstract: In the present study, a thermo-hydraulic performance (THP) of solar air heater (SAH) has been assessed by placing sine wave-shaped baffles on the heat-absorbing surface. The experiments have been performed by varying Reynolds number (… read more here.

Keywords: sine wave; air heater; analysis; solar air ... See more keywords
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Nonlinear Transformation of Sine Wave within the Framework of Symmetric (2+4) KdV Equation

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Published in 2022 at "Symmetry"

DOI: 10.3390/sym14040668

Abstract: This paper considers the transformation of a sine wave in the framework of the extended modified Korteweg–de Vries equation or (2+4) KdV, which includes a combination of cubic and quintic nonlinearities. It describes the internal… read more here.

Keywords: symmetric kdv; transformation sine; sine wave; kdv equation ... See more keywords