Results 31 to 40 of about 137,065 (303)

A Zinc Oxide Nanobeam Resonator for Ultrasensitivity Mass Detection

open access: yesAdvanced Electronic Materials, 2023
Nanomechanical resonators are expected to be exceptional sensors for high‐performance mass detection, mechanical sensing, and signal processing. In this paper, zinc oxide nanobeam resonators are produced based on single‐crystal ZnO nanowire, which has a ...
Dazhi Wang   +11 more
doaj   +1 more source

Modal coupling in traveling-wave resonators [PDF]

open access: yes, 2002
High-Q traveling-wave-resonators can enter a regime in which even minute scattering amplitudes associated with either bulk or surface imperfections can drive the system into the so-called strong modal coupling regime.
Kippenberg, T. J.   +2 more
core   +1 more source

Microwave cavity-enhanced transduction for plug and play nanomechanics at room temperature [PDF]

open access: yes, 2011
Nanomechanical resonators with increasingly high quality factors are enabled following recent insights into energy storage and loss mechanisms in nanoelectromechanical systems (NEMS).
Faust, Thomas   +4 more
core   +3 more sources

Proposal of Unsupervised Gas Classification by Multimode Microresonator

open access: yesIEEE Photonics Journal, 2021
A high-accuracy unsupervised classification model is developed in a multimode self-interference microring resonator (SIMRR). For the SIMRR, there are many whispering gallery modes (WGMs) present. Each of these resonance modes supported by the SIMRR has a
Yulu Zhang   +9 more
doaj   +1 more source

Resonances and resonance widths [PDF]

open access: yes, 1986
Two-dimensional betatron resonances are much more important than their simple one-dimensional counterparts and exhibit a strong dependence on the betatron phase advance per cell. A practical definition of ''width'' is expanded upon in order to display these relations in tables.
openaire   +2 more sources

Research Progress of Graphene Nano-Electromechanical Resonant Sensors—A Review

open access: yesMicromachines, 2022
Graphene nano-electromechanical resonant sensors have wide application in areas such as seawater desalination, new energy, biotechnology, and aerospace due to their small size, light weight, and high sensitivity and resolution.
Shang-Chun Fan   +5 more
doaj   +1 more source

Photonic Cavity Synchronization of Nanomechanical Oscillators

open access: yes, 2013
Synchronization in oscillatory systems is a frequent natural phenomenon and is becoming an important concept in modern physics. Nanomechanical resonators are ideal systems for studying synchronization due to their controllable oscillation properties and ...
Bagheri, Mahmood   +4 more
core   +1 more source

Miniature Microring Resonator Sensor Based on a Hybrid Plasmonic Waveguide

open access: yesSensors, 2011
We propose a compact 1-mm-radius microring resonator sensor based on a hybrid plasmonic waveguide on a silicon-on-insulator substrate. The hybrid waveguide is composed of a metal-gap-silicon structure, where the optical energy is greatly enhanced in the ...
Xinwan Li   +3 more
doaj   +1 more source

Selective Microwave Zeroth-Order Resonator Sensor Aided by Machine Learning

open access: yesSensors, 2022
Microwave sensors are principally sensitive to effective permittivity, and hence not selective to a specific material under test (MUT). In this work, a highly compact microwave planar sensor based on zeroth-order resonance is designed to operate at three
Nazli Kazemi   +2 more
doaj   +1 more source

Optomechanical Transductions in Single and Coupled Wheel Resonators

open access: yes, 2013
In this report, the optomechanical transductions in both single and two side-coupled wheel resonators are investigated. In the single resonator, the optomechanical transduction sensitivity is determined by the optical and mechanical quality factors of ...
Fan, Jiahua   +3 more
core   +1 more source

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