Results 41 to 50 of about 242,425 (301)

Simulation of Line Array Sound Source

open access: yesCommunications, 2013
This paper is focused on the simulation of line array source that consists of eight separate loudspeaker enclosures of the same type having some directional characteristics influenced by the position within the line array.
David Kurc, Jiri Schimmel
doaj   +1 more source

Installed Fan Noise Simulation of a Supersonic Business Aircraft

open access: yesAerospace, 2023
Overcoming the problem of excessive engine noise at low altitudes is a formidable task on the way to developing a supersonic passenger aircraft. The focus of this paper is on the fan noise shielding during take-off, investigated as part of the DLR ...
Stan Proskurov   +6 more
doaj   +1 more source

Ultrasonic calibration device [PDF]

open access: yes, 1973
Device is an instrument for producing known changes in both acoustic absorption and phase velocity. Calibration signal arises from actual change of acoustic parameters, not from electrical simulation. Instrument is able to simulate changes in sensitivity
Heyman, J. S., Miller, J. G.
core   +1 more source

3D numerical simulation of hydro-acoustic waves registered during the 2012 negros-cebu earthquake [PDF]

open access: yes, 2019
The paper investigates on the hydro-acoustic waves propagation caused by the underwater earthquake, occurred on 6 February 2012, between the Negros and Cebu islands, in the Philippines.
Bellotti, Giorgio   +3 more
core   +1 more source

Bioinspired Shape‐Memory Hook Fasteners With Programmable Interlocking and Silent Release

open access: yesAdvanced Engineering Materials, EarlyView.
Bioinspired hook fasteners made from epoxy shape‐memory polymers are shown to switch between strong, secure attachment and gentle, silent release when heated. By combining programmable geometry and material response, these adaptive fasteners outperform commercial systems in strength and noise control, enabling new solutions for robotics, medical ...
Maria I. Vallejo Ciro   +3 more
wiley   +1 more source

Simulating Noise, Vibration, and Harshness Advances in Electric Vehicle Powertrains: Strategies and Challenges

open access: yesWorld Electric Vehicle Journal
This study examines the management of noise, vibration, and harshness (NVH) in electric vehicle (EV) powertrains, considering the challenges of the automotive industry’s transition to electric drivetrains.
Krisztián Horváth, Ambrus Zelei
doaj   +1 more source

A study on the auralization system using flexible rendering for virtual reality-based acoustic simulation

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2019
It is not easy for architects to consider the effect of the acoustic environment of a plan in the early design phase because it requires great expertise to properly use acoustic simulation software.
Yeongchan LEE, Jaeho RYU
doaj   +1 more source

The Acoustic Environment of York Minster’s Chapter House

open access: yesAcoustics, 2020
York Minster is the largest medieval Gothic cathedral in Northern Europe, renowned for its magnificent architecture and its stained glass windows. Both acoustic measurements and simulation techniques have been used to analyse the acoustic environment of ...
Lidia Álvarez-Morales   +2 more
doaj   +1 more source

Stacking‐Engineered Magnonic Topology and Transport in Honeycomb Homobilayers

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Topological magnons have emerged as a promising platform for dissipationless bosonic transport. However, a straightforward and effective strategy to engineer such topological states in real materials has yet to be fully realized. Here, a general scheme for controlling magnonic topological states via stacking engineering in van der Waals ...
Xiaoran Feng   +6 more
wiley   +1 more source

Simulating and stimulating performance: developing a next-generation music performance simulator

open access: yesFrontiers in Psychology
The spaces where musicians practice often differ considerably from where they perform. As such, musicians are an emblematic example of performers who must adapt their skillset to contexts where the visual, aural, social, and psychological environment ...
George Waddell   +2 more
doaj   +1 more source

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