Results 31 to 40 of about 4,760,883 (304)

The sound of trustworthiness: Acoustic-based modulation of perceived voice personality. [PDF]

open access: yesPLoS ONE, 2017
When we hear a new voice we automatically form a "first impression" of the voice owner's personality; a single word is sufficient to yield ratings highly consistent across listeners.
Pascal Belin, Bibi Boehme, Phil McAleer
doaj   +1 more source

Comparison of psychoacoustic-based reverberance parameters [PDF]

open access: yes, 2017
© 2017 Acoustical Society of America. This study compared psychoacoustic reverberance parameters to each other, as well as to reverberation time (RT) and early decay time (EDT) under various acoustic conditions.
Qiu, X   +9 more
core   +1 more source

Acoustically quality evaluation of date palm samples from the pith to the bark [PDF]

open access: yesIranian Journal of Wood and Paper Industries, 2018
This paper investigated the radial variations of acoustical and mechanical properties of date palm from the pith to the bark. Cubic samples with dimensions of 2×2×35 cm3 (Radial× tangential ×longitudinal)) were taken in distance of 3, 6, 9, 12 and 15 cm ...
mohammadali saadatnia   +3 more
doaj  

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

Simulation of acoustical parameters in rectangular churches

open access: yes, 2014
Computer simulations to predict acoustical parameters have been attracting renewed interest in recent years. This paper reports the results of computer simulations of the acoustics of box-shaped churches.
Berardi U.
core   +1 more source

Comparison of Triply Periodic Minimal Surface Energy Absorbers Under Uniaxial Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates LCD 3D printed Triply Periodic Minimal Surface (TPMS) structures as mechanical energy absorbers. By comparing various base designs and layered combinations under uniaxial compression, it identifies that a Diamond‐Gyroid sandwich structure offers superior performance.
Sergej Grednev   +2 more
wiley   +1 more source

Optimization of four-Chamber and eccentric ellipse mufflers hybridized with multi-Segment perforated/non-perforated tubes

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2023
Muffler with circular section and inner symmetric acoustical elements has been habitually used in industry. In order to improve the acoustical performance, an advanced eccentric muffler having ellipse cross-section, multiple chambers, and multi-segment ...
Min-Chie Chiu   +2 more
doaj   +1 more source

Directional asymmetry in lexical tone perception [PDF]

open access: yes, 2022
178th Meeting of the Acoustical Society of America, 2-6 December 2019, San Diego, CA202204 bcvcVersion of RecordOthersThe Hong Kong Polytechnic UniversityPublishedVoR ...
Wayland, R, Zhou, F, Chen, S, Hong, Y
core   +1 more source

Multimodal Optoelectronic Synapses for Neuromorphic Intelligence: Coupling Light, Electrical, Thermal, and Beyond

open access: yesAdvanced Functional Materials, EarlyView.
This review revisits optoelectronic neuromorphic devices that extend from unimodal sensing toward multimodal perception. Five types of stimuli‐to‐output information flow that are classified based on the device roles within the system and applications are summarized and discussed.
Jihyun Shin   +6 more
wiley   +1 more source

Acoustical and perceptual influence of duplex stringing in grand pianos

open access: yes, 2012
This study investigates the acoustical and perceptual influence of the string parts outside the speaking length in grand pianos (front and rear duplex strings).
Anders Askenfelt   +3 more
core   +1 more source

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