Results 31 to 40 of about 191,487 (276)

Robustness of different indicators of quantumness in the presence of dissipation [PDF]

open access: yes, 2011
The dynamics of a pair of coupled harmonic oscillators in separate or common thermal environments is studied, focusing on different indicators of quantumness, such as entanglement, twin oscillators correlations and quantum discord. We compare their decay
Breuer H.-P.   +6 more
core   +3 more sources

Oscillator-Based Processing Unit for Formant Recognition

open access: yesInformation
Oscillatory neural networks have so far been successfully applied to a number of computing problems, such as associative memories, or to handle computationally hard tasks.
Tamás Rudner-Halász   +2 more
doaj   +1 more source

Simple Oscillator with Enlarged Tunability Range Based on ECCII and VGA Utilizing Commercially Available Analog Multiplier

open access: yesMeasurement Science Review, 2016
This work presents an example of implementation of electronically controllable features to an originally unsuitable circuit structure of oscillator. Basic structure does not allow any electronic control and has mutually dependent condition of oscillation
Sotner Roman   +5 more
doaj   +1 more source

Biophysical clocks face a trade-off between internal and external noise resistance

open access: yeseLife, 2018
Many organisms use free running circadian clocks to anticipate the day night cycle. However, others organisms use simple stimulus-response strategies (‘hourglass clocks’) and it is not clear when such strategies are sufficient or even preferable to free ...
Weerapat Pittayakanchit   +4 more
doaj   +1 more source

Phase Response Curves of Coupled Oscillators

open access: yes, 2008
Many real oscillators are coupled to other oscillators and the coupling can affect the response of the oscillators to stimuli. We investigate phase response curves (PRCs) of coupled oscillators.
A. Pikovsky   +8 more
core   +1 more source

On the eigenvalues of some nonhermitian oscillators [PDF]

open access: yes, 2013
We consider a class of one-dimensional nonhermitian oscillators and discuss the relationship between the real eigenvalues of PT-symmetric oscillators and the resonances obtained by different authors.
Fern/'andez, Francisco M.   +1 more
core   +2 more sources

Photothermocapillary Oscillators

open access: yesPhysical Review Letters, 2018
We present a new class of tunable light-driven oscillators based on mm-scale objects adsorbed at fluid interfaces. A fixed light source induces photothermal surface tension gradients (Marangoni stresses) that drive nanocomposite hydrogel discs away from a stable apex position atop a drop of water.
Hauser, Adam W.   +2 more
openaire   +4 more sources

Power Dissipation of Memristor-Based Relaxation Oscillators [PDF]

open access: yesRadioengineering, 2015
Recently, many reactance-less memristive relaxation oscillators were introduced, where the charging and discharging processes depend on memristors. In this paper, we investigate the power dissipation in different memristor based relaxation oscillators ...
M. E. Fouda, A. G. Radwan
doaj  

Towards Portable MEMS Oscillators for Sensing Nanoparticles

open access: yesSensors, 2022
This paper reports on the design, and implementation of piezoelectric-on-silicon MEMS resonators installed within a portable experimental setup for sensing nanoparticles in a laboratory environment.
Malar Chellasivalingam   +4 more
doaj   +1 more source

Synchronization Patterns in Networks of Kuramoto Oscillators: A Geometric Approach for Analysis and Control

open access: yes, 2017
Synchronization is crucial for the correct functionality of many natural and man-made complex systems. In this work we characterize the formation of synchronization patterns in networks of Kuramoto oscillators.
Bassett, Danielle S.   +4 more
core   +1 more source

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