Results 1 to 10 of about 2,304,369 (314)

Temperature-Dependent Electromechanical and Acoustic Responses of a Tubular PZT-5A Transducer: Finite-Element Modeling and Experimental Investigation [PDF]

Sensors
Temperature-induced variations in piezoelectric material properties can detune acoustic-logging transducers and alter their electrical, mechanical, and acoustic responses.
Ping Han, Baohai Tan, Kai Zhang, Yuanda Su, Zhicheng Zheng   +4 more
doaj   +2 more sources

Acoustic Simulations Applied to the Garden of Rufolo’s Villa in Ravello: Comparison between Different Scenarios

Applied Sciences
This manuscript treats the acoustic analysis of a garden located in Rufolo’s villa, south of Italy, which has already been studied to install some acoustic panels to improve the response across the seating area. After a campaign of acoustic measurements,
Antonella Bevilacqua, Giovanni Amadasi, Gino Iannace, Amelia Trematerra   +3 more
doaj   +3 more sources

Jet Velocity and Acoustic Excitation Characteristics of a Synthetic Jet Actuator

Fluids, 2022
The effect of the excitation frequency of synthetic jet actuators on the mean jet velocity issuing from an array of circular orifices is investigated experimentally, focusing on the acoustic excitation characteristics of the actuator’s cavity. Two cavity
Nadim Arafa, Pierre E. Sullivan, Alis Ekmekci   +2 more
doaj   +1 more source

Digital Soundscape of the Roman Theatre of Gubbio: Acoustic Response from Its Original Shape

Applied Sciences, 2023
The present work deals with the acoustic analysis of the Roman theatre of Gubbio, located in Italy, which has already been the subject of architectural studies.
Antonella Bevilacqua, Wladek Fuchs
doaj   +1 more source

Acoustic Characterization and Quality Assessment of Cremona’s Ponchielli Theater

Applied Sciences, 2023
The Ponchielli theater of Cremona was built in 1808 after a fire destroyed the old wooden structure. The interior, the architecture and the shape of the plan layout are reminiscent of the Teatro alla Scala, Milan, a masterpiece by the architect ...
Lamberto Tronchin, Antonella Bevilacqua, Ruoran Yan   +2 more
doaj   +1 more source

How Much Does the Variety of Scenery and the Different Percentages of Audience Occupancy Affect the Indoor Acoustics at the National Theater of Zagreb?

Applied Sciences, 2022
The performance of opera and the post-pandemic slow recovery of the public, who have been hesitant to return to frequent attendance of cultural venues, has inspired the authors to analyze the acoustic behavior of the National Theater of Zagreb, by ...
Lamberto Tronchin, Antonella Bevilacqua
doaj   +1 more source

Insight Discovery of the Roman Amphitheater of Durres: Reconstruction of the Acoustic Features to Its Original Shape

Buildings, 2023
The discovery of Roman amphitheaters continues to excite the minds of archaeologists. Within the framework of various excavation campaigns, the architectural requalification of the amphitheater of Durres has been investigated, but no acoustic analyses ...
Antonella Bevilacqua, Silvana Sukaj, Gino Iannace, Amelia Trematerra   +3 more
doaj   +1 more source

The Only Architectural Testimony of an 18th Century Italian Gordonia-Style Miniature Theatre: An Acoustic Survey of the Monte Castello di Vibio Theatre

Applied Sciences, 2023
The acoustic characteristics and spatial features of the world’s only surviving Italianate Gordonia-style miniature theatre, one of the smallest theatres in the world, have inspired the author to analyse the acoustic behaviour of the Monte Castello di ...
Lamberto Tronchin, Ruoran Yan, Antonella Bevilacqua   +2 more
doaj   +1 more source

Constitution Method for Broadband Acoustic Metamaterials Based on the Design Theory of a One-Dimensional Distributed Transmission-Line Model

Crystals, 2022
A method for realizing broadband acoustic metasurfaces composed of a one-dimensional distributed transmission-line model is proposed. There are no design formulas for determining the structural parameters of the structure constituting acoustic ...
Tomoya Nakagawa, Tsutomu Nagayama, Seiji Fukushima, Toshio Watanabe   +3 more
doaj   +1 more source

One, Two, Three! Can Everybody Hear Me? Acoustics of Roman Contiones. Case Studies of the Capitoline Hill and the Temple of Bellona in Rome

Open Archaeology, 2023
Rhetoric was one of the cornerstones of Roman education and public speaking, the essence of being a Roman politician. The speakers attempted to captivate the audience with their style and convince them of their arguments.
Kopij Kamil, Pilch Adam, Drab Monika, Popławski Szymon   +3 more
doaj   +1 more source