A Highly Sensitive Triboelectric Quasi-Zero Stiffness Vibration Sensor with Ultrawide Frequency Response.
Sign Up to like & getrecommendations! Published in 2023 at "Advanced science"
DOI: 10.1002/advs.202301199
Abstract: Sensors based on triboelectric nanogenerators (TENGs) have gained worldwide interest owing to their advantages of low cost and self-powering. However, the detection of most triboelectric vibration sensors (TVS) is restricted to low frequency, whereas high-frequency… read more here.
Keywords: frequency; ultrawide frequency; vibration; sensor ... See more keywords
A proper generalized decomposition based Padé approximant for stochastic frequency response analysis
Sign Up to like & getrecommendations! Published in 2021 at "International Journal for Numerical Methods in Engineering"
DOI: 10.1002/nme.6804
Abstract: This article presents a proper generalized decomposition (PGD) based Padé approximant for efficient analysis of the stochastic frequency response. Due to the high nonlinearity of the stochastic response with respect to the input uncertainties, the… read more here.
Keywords: decomposition; frequency response; frequency; stochastic frequency ... See more keywords
An Alternating Variable Technique for the Constrained Minimax Design of Frequency-Response-Masking Filters
Sign Up to like & getrecommendations! Published in 2019 at "Circuits, Systems, and Signal Processing"
DOI: 10.1007/s00034-018-0890-9
Abstract: The frequency-response-masking (FRM) technique is one of the most efficient approaches to the design of narrow transition band FIR filters. The constrained minimax design of linear-phase FRM FIR filters in the frequency domain is considered… read more here.
Keywords: design; frequency; response masking; constrained minimax ... See more keywords
A normalization strategy for BESO-based structural optimization and its application to frequency response suppression
Sign Up to like & getrecommendations! Published in 2021 at "Acta Mechanica"
DOI: 10.1007/s00707-020-02862-w
Abstract: The bi-directional evolutionary structural optimization (BESO) method has been widely studied and applied due to its efficient iteration and clear boundaries. However, due to the use of the discrete design variable, numerical difficulties are more… read more here.
Keywords: optimization; beso; frequency; method ... See more keywords
The frequency response function of the creep compliance
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DOI: 10.1007/s11012-018-00929-6
Abstract: AbstractMotivated from the need to convert time-dependent rheometry data into complex frequency response functions, this paper studies the frequency response function of the creep compliance that is coined the complex creep function. While for any… read more here.
Keywords: creep compliance; function; compliance; frequency response ... See more keywords
High frequency response of LWIR HgCdTe photodiodes operated under zero-bias mode
Sign Up to like & getrecommendations! Published in 2017 at "Optical and Quantum Electronics"
DOI: 10.1007/s11082-018-1336-0
Abstract: High frequency response is an important capability of infrared detectors in many applications. High-temperature long wavelength infrared HgCdTe heterostructure photodiodes exhibit sub-nanosecond time constants while operating under reverse bias. However, the noise, as well as… read more here.
Keywords: high frequency; response; zero bias; bias ... See more keywords
Frequency response of a self-actuating cantilever sensor immersed in fluid
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-021-0311-z
Abstract: This work aims at studying the resonant frequency response of self-actuating piezoelectric rectangular and stepped cantilever sensors and using these results to determine the density of a fluidic media. The electric impedance analyzer is used… read more here.
Keywords: response self; frequency response; frequency; self actuating ... See more keywords
Primary frequency response based rescheduling for enhancing microgrid resilience
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Modern Power Systems and Clean Energy"
DOI: 10.1007/s40565-019-0565-y
Abstract: The existing microgrid operation schemes do not consider the dynamic performance of frequency in the islanded operation of microgrids. When an islanded microgrid encounters a disturbance, the sudden power mismatch could impose security risks or even… read more here.
Keywords: response based; frequency; frequency response; based rescheduling ... See more keywords
Signatures of plutonium diversion in Molten Salt Reactor dynamics
Sign Up to like & getrecommendations! Published in 2021 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2021.108370
Abstract: Abstract Safeguarding a Molten Salt Reactor (MSR) is an underexplored research topic. The high temperature, radiation, and corrosive nature of the fuel salt make installing and using instrumentation difficult. This study introduces a new innovative… read more here.
Keywords: salt reactor; msr; salt; molten salt ... See more keywords
Frequency response of an underwater acoustic focusing composite lens
Sign Up to like & getrecommendations! Published in 2021 at "Applied Acoustics"
DOI: 10.1016/j.apacoust.2020.107692
Abstract: Abstract Acoustic lenses composed of metamaterials are used as highly anisotropic subwavelength media and have broad applications in a wide range of industrial areas. As reported in recent research, an acoustic lens composed of a… read more here.
Keywords: frequency; underwater acoustic; intensity; acoustic lens ... See more keywords
Acoustic frequency response method for the measurement of fast adsorption – Diffusion processes. Theoretical treatment
Sign Up to like & getrecommendations! Published in 2017 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2017.01.062
Abstract: Abstract A model for sound propagation through an array of regularly spaced cylindrical pores in an adsorbent microporous material is proposed in this work. The objective is to use this model in conjunction with measurements… read more here.
Keywords: frequency; method; model; response method ... See more keywords