Phononic frequency comb

Author: macq

August undefined, 2024

WebNov 5, 2024 · This paper considers the case of two coupled phonon modes and investigates the influence of modal properties, such as resonance frequencies and quality factors, on … Webprocesses have unique amplitude, frequency and time characteristics, requiring separate analyses and considerations. The assumption of a stationary process is essential in both …

Phononic Frequency Combs in Stand-Alone Piezoelectric …

WebJan 3, 2024 · This paper builds on the recent demonstration of three-wave mixing based phononic frequency comb. Here, in this process, an intrinsic coupling between the drive and resonant frequency leads to a frequency comb of spacing corresponding to the separation between drive and resonant frequency. In this paper, through the coupling with other … WebMay 14, 2024 · My talk will describe the physics of phononic frequency combs and the implications for their potential applications. In addition, I will also present the possibilities for the integration of phononic frequency combs with optical systems. [1] Ganesan, A., Do, C. and Seshia, A., 2024. Phononic frequency comb via intrinsic three-wave mixing. PRL ... ctr associates inc

Phononic Frequency Comb via Intrinsic Three-Wave Mixing

WebFeb 21, 2014 · Phononic frequency combs emerge in a strong coupling regime involving nonlinear resonances when the amplitudes and phases of two coupled mechanical … WebIn the phononic frequency comb demonstrated in [3], the three-wave mixing process is particularly operative in the system of two parametrically coupled phonon modes. However, the preceding theoretical work [4] on frequency combs have actually shown the possibility for frequency combs in a system comprising three and four parametrically coupled ... WebSimulated, Designed, and operated a Comb Drive for characterization of in-plane Young’s moduli of nano films. ... Fabricated ultra-high frequency Phononic Crystals using Focused Ion Beam (FIB ... ctr assistant social

Phononic frequency combs in microelectromechanical systems

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WebJan 13, 2024 · Phononic Frequency Combs For Engineering MEMS/NEMS Devices With Tunable Sensitivity Published January 13, 2024 Author (s) Adarsh V. Ganesan, Ashwin Seshia, Jason J. Gorman Abstract Over the past two decades, MEMS resonators have received considerable attention for physical, chemical and biological sensing applications. WebJul 1, 2024 · Phononic frequency combs are produced via nonlinear interactions between a driven phonon mode and one or more additional parametrically excited modes 20, 21. … earth sunshineWebJun 2, 2024 · As an analog of the optical frequency comb, the phononic frequency comb has been demonstrated in mechanical resonators recently. In this Letter, we generate the … ctr asd

"WebSep 16, 2024 · Abstract: Phononic frequency combs are mechanical response features evidenced as a series of equispaced discrete spectral lines. These features have been … " - Phononic frequency comb

Phononic frequency comb

WebMar 16, 2024 · Until now, mechanical frequency combs have been hamstrung by the (generally) nonlinear phononic dispersion relation, which demanded high drive powers, carefully designed mode frequencies or... WebJul 8, 2024 · Phononic frequency combs have been attracting an increasing attention both as a qualitatively new type of nonlinear phenomena in vibrational systems and from the point of view of applications. It is commonly believed that at least two modes must be involved in generating a comb.

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WebFeb 21, 2014 · In addition, a direct analog of frequency combs in the phononic domain has been reported in a microscopic extensional mode resonator via three-mixing process [10, 11]. More recently,... Webthis issue, the resonator boundary needs to be frequency selective. One way to define the MEMS resonator cavity with frequency selective confinement is by using Phononic …

WebThe mechanical analog of optical frequency combs, phononic frequency combs, has recently been demonstrated in mechanical resonators and has been attributed to coupling between multiple phonon modes. This paper investigates the inﬂuence of the mode structure on comb generation using a model of two nonlinearly coupled phonon modes. WebJan 20, 2024 · Optical frequency combs have resulted in significant advances in optical frequency metrology and found wide applications in precise physical measurements and molecular fingerprinting. A direct analogue of frequency combs in the phononic or acoustic domain has not been reported to date.

WebSep 13, 2024 · Condensed Matter Seminar (September 13, 2024), Department of Physics, Case Western Reserve University (Host: Walter Lambrecht). WebNov 18, 2024 · Phononic frequency combs have attracted increasing attention both as a qualitatively new type of nonlinear phenomena in vibrational systems and from the point of view of applications. It is commonly believed that at least two modes must be involved in …

WebOct 29, 2024 · Sonic/phononic crystals named acoustic/sonic band gap media are the elastic analogues of photonic crystals and have received renewed attention recently in many acoustic applications. ... K.-J.; Hopkinson, M.; Jin, C.-Y. Photonic Crystal Cavity-Based Intensity Modulation for Integrated Optical Frequency Comb Generation. Crystals 2024, 9, …

WebMay 24, 2024 · When the resonator is pumped with a single tone at a frequency close to the sum of the two mechanical modes, phononic frequency combs are generated close to each mechanical mode, under certain and repeatable pump frequency and power conditions. The phononic combs consist of a set of equally-distanced phase-coherent spectral lines; we ... ctr ass san progrWebNov 5, 2024 · ABSTRACT. The mechanical analog of optical frequency combs, phononic frequency combs, has recently been demonstrated in mechanical resonators and has been attributed to coupling between multiple phonon modes. This paper investigates the influence of the mode structure on comb generation using a model of two nonlinearly coupled … ctr assisiWebJan 10, 2024 · This paper is motivated by the recent demonstration of a phononic frequency comb. While previous experiments have shown the existence of a three-wave mixing … earth super wallpaperWebWe find a threshold of PFC generation at V drv = 550mV and Vg = -6.4V, with relatively wide comb teeth spacing around 2.44 to 2.65MHz. At V g = -7V, the comb teeth spacing is reduced to 0.63MHz, exhibiting strong tunability of PFC. Published in: 2024 IEEE 35th International Conference on Micro Electro Mechanical Systems Conference (MEMS) … ctra stockinvest.usWebThe phononic frequency combs is mediated by nonlinear coupling between a primary driven mode and one or more parametrically excited internal modes. We provide experimental evidence for the formation of such phononic frequency combs in systems comprising of 2 or more coupled modes, with results qualitatively consistent with previous numerical ... earth sun seasons diagramWebNov 18, 2024 · Frequency combs are typically produced using light, but they can also be generated using mechanical vibrations, such that each spectral line corresponds to a different vibrational frequency. Unlike optical combs, these so-called phononic combs can be tuned in situ. earth supplementsWebJan 17, 2024 · Tailored optical frequency combs are generated by nesting passive etalons within mode-locked oscillators. In this work, the oscillator generates a comb of 6.8 GHz … earth supplied hair