Articles with "frequency excitation" as a keyword



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Terahertz Sum-Frequency Excitation of a Raman-Active Phonon.

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Published in 2017 at "Physical review letters"

DOI: 10.1103/physrevlett.119.127402

Abstract: In stimulated Raman scattering, two incident optical waves induce a force oscillating at the difference of the two light frequencies. This process has enabled important applications such as the excitation and coherent control of phonons… read more here.

Keywords: frequency; sum frequency; phonon; spectroscopy ... See more keywords
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MEMS Logic Using Mixed-Frequency Excitation

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Published in 2017 at "Journal of Microelectromechanical Systems"

DOI: 10.1109/jmems.2017.2712859

Abstract: We present multi-function microelectromechanical systems (MEMS) logic device that can perform the fundamental logic gate AND, OR, universal logic gates NAND, NOR, and a tristate logic gate using mixed-frequency excitation. The concept is based on… read more here.

Keywords: mixed frequency; frequency excitation; using mixed; mems logic ... See more keywords
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A New Variable Reluctance PM-Resolver

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Published in 2020 at "IEEE Sensors Journal"

DOI: 10.1109/jsen.2019.2941554

Abstract: Resolvers as position sensors need a high frequency AC excitation voltage, and the induced voltage in their 2-phase perpendicular windings are amplitude modulated (AM) signals. For calculating the position, it is required to demodulated the… read more here.

Keywords: variable reluctance; excitation; frequency; frequency excitation ... See more keywords
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High-Level Vibration for Single-Frequency and Multi-Frequency Excitation in Macro-Composite Piezoelectric (MFC) Energy Harvesters, Nonlinearity, and Higher Harmonics

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Published in 2022 at "Micromachines"

DOI: 10.3390/mi14010001

Abstract: This paper presents an extensive experimental investigation to identify the influence of signal parameters on a piezoelectric harvester’s performance. A macro-fibre composite energy harvester was studied as an advanced, flexible, high-performance energy material. Gaussian white… read more here.

Keywords: frequency excitation; frequency; multi frequency; harmonics ... See more keywords