Results 101 to 110 of about 19,313 (265)

Switchable Magnonic Crystals Based on Spin Crossover/CrSBr Heterostructures

open access: yesAdvanced Materials, EarlyView.
Multiscale modeling is employed to investigate the functionality of a light‐controlled, tunable magnonic crystal based on spin‐crossover Fe‐pz molecules integrated with a monolayer of CrSBr. Ab initio simulations confirm that the molecules remain functional on the CrSBr surface, while a semiclassical elastic model demonstrates that light‐induced ...
Andrei Shumilin   +4 more
wiley   +1 more source

Laboratory simulations of fluid/gas induced micro-earthquakes:application to volcano seismology [PDF]

open access: yes, 2014
Understanding different seismic signals recorded in active volcanic regions allows geoscientists to derive insight into the processes that generate them.
Nasseri, MHB   +16 more
core   +1 more source

High‐Performance Transparent, Deformable, and Recoverable Biomimetic Stevia–PVA Hydrogel Triboelectric Nanogenerator with Machine Learning‐Assisted Motion Recognition

open access: yesAdvanced Materials, EarlyView.
A transparent, deformable stevia–PVA hydrogel triboelectric nanogenerator delivers significantly enhanced mechanical strength and electrical output through biomimetic hydrogen‐bonded networks. Coupled with machine learning–assisted signal recognition, the self‐powered hydrogel enables accurate human‐motion sensing for intelligent wearable and IoT ...
Thien Trung Luu   +5 more
wiley   +1 more source

Modelling of acoustic heating induced by different types of sound

open access: yesArchives of Acoustics, 2014
Dynamic equation governing acoustic heating is derived by splitting of the conservation laws into acoustic and non-acoustic parts. Numerical simulations result in the general conclusions about efficiency of acoustic heating produced by ...
Anna PERELOMOVA
doaj  

Acoustic optimisation and prediction of sound propagation in turbofan engine ducts

open access: yes, 2010
The research presented in this thesis explores the prediction of noise propagation andradiation in turbofan engine intakes and bypass ducts, and the optimisation of noise attenuationby using acoustic liners.
Achunche, Iansteel Mukum
core  

Perception of Objective Parameter Variations in Virtual Acoustic Spaces [PDF]

open access: yes, 2013
This thesis investigates if reliability in objective acoustic metrics obtained for an auralized space implies accuracy and reliability in terms of the subjective listening experience.
Foteinou, Aglaia
core  

Prediction of far-field acoustic emissions from cavitation clouds during shock wave lithotripsy for development of a clinical device

open access: yes, 2013
This study presents the key simulation and decision stage of a multi-disciplinary project to develop a hospital device for monitoring the effectiveness of kidney stone fragmentation by shock wave lithotripsy (SWL).
A. R. Jamaluddin   +9 more
core   +1 more source

A simple analytical model to study and control azimuthal instabilities in annular combustion chambers [PDF]

open access: yes, 2012
This study describes a simple analytical method to compute the azimuthal modes appearing in annular combustion chambers and help analyzing experimental, acoustic and LES (Large Eddy Simulation) data obtained in these combustion chambers. It is based on
Wolf, Pierre   +5 more
core   +1 more source

On the spatial coherence of residual echoes after stft-domain multi-microphone acoustic echo cancellation

open access: yes, 2022
S.141-145For computational efficiency, sub-band dependencies are commonly neglected when implementing acoustic echo cancelers in the short-time Fourier transform (STFT) domain.
Habets, E.A.P., Valero, M.L.
core   +1 more source

Advances in Magnesium‐Based Thermoelectrics: A Critical Review

open access: yesAdvanced Materials, EarlyView.
Magnesium‐based thermoelectric materials have emerged as promising candidates for low‐to‐mid‐temperature energy conversion due to their abundance, low cost, and competitive performance. This review summarizes recent advances in Mg3X2, MgAgSb, and Mg2X systems, covering transport mechanisms, fabrication strategies, stability challenges, and device ...
Li‐Min Zhang   +5 more
wiley   +1 more source

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