Results 81 to 90 of about 365,101 (374)

Historical Acoustics: Relationships between People and Sound over Time

open access: yes, 2020
The Special Issue “Historical Acoustics: Relationships between People and Sound over Time” was the inaugural collection of the recently established journal “Acoustics (MDPI)”, so it felt appropriate to give it a focus to history, places and events of ...
F. Aletta, Jian Kang
semanticscholar   +1 more source

59th Open Seminar on Acoustics Boszkowo, Poland, September 10 – 14, 2012

open access: yesArchives of Acoustics, 2013
The Scientific and Organizing Committees of 59th Open Seminar on Acoustics would like to present the abstracts of papers submitted for this conference.
Arkadiusz JÓZEFCZAK
doaj  

Shannon Entropy as Characterization Tool in Acoustics

open access: yes, 2007
We introduce Shannon's information entropy to characterize the avoided crossing appearing in the resonant Zener-like phenomenon in ultrasonic superlattices made of two different fluidlike meta- materials.
Sanchez-Dehesa, Jose   +1 more
core   +1 more source

Golden‐Ratio–Guided Aperiodic Architected Metamaterials with Simultaneously Enhanced Strength and Toughness

open access: yesAdvanced Functional Materials, EarlyView.
Guided by the golden ratio, a class of aperiodic architected metamaterials is introduced to address the intrinsic trade‐off between strength and toughness. By unifying local geometric heterogeneity with global order, the golden‐ratio‐guided aperiodic architecture promotes spatial delocalization of damage tolerence regions, leading to more tortuous ...
Junjie Deng   +9 more
wiley   +1 more source

Influence of Classroom Acoustics on Noise Disturbance and Well-Being for First Graders

open access: yesFrontiers in Psychology, 2019
Several studies have shown so far that poor acoustics inside classrooms negatively affects the teaching and learning processes, especially at the lowest grades of education.
A. Astolfi   +6 more
semanticscholar   +1 more source

Two‐Dimensional Materials as a Multiproperty Sensing Platform

open access: yesAdvanced Functional Materials, EarlyView.
Various sensing modalities enabled and/or enhanced by two‐dimensional (2D) materials are reviewed. The domains considered for sensing include: 1) optoelectronics, 2) quantum defects, 3) scanning probe microscopy, 4) nanomechanics, and 5) bio‐ and chemosensing.
Dipankar Jana   +11 more
wiley   +1 more source

Sound Archaeology: A Study of the Acoustics of Three World Heritage Sites, Spanish Prehistoric Painted Caves, Stonehenge, and Paphos Theatre

open access: yesAcoustics, 2019
This paper explores the acoustics of three UNESCO World Heritage Sites: five caves in Spain that feature prehistoric paintings that are up to 40,000 years old; Stonehenge stone circle in England, which is over 4000 years old; and Paphos Theatre in Cyprus,
R. Till
semanticscholar   +1 more source

Tunable and Recyclable Piezoelectric Biomaterials via Ion‐Directed Guanine‐Quadruplex Assembly

open access: yesAdvanced Functional Materials, EarlyView.
Guanine‐quadruplex (GQ) assemblies, formed via ion‐mediated self‐assembly of amphiphilic guanine derivatives, are introduced as tunable and recyclable piezoelectric biomaterials. Distinct alkali ions induce unique dipole configurations and piezoelectric outputs, with K⁺ yielding the highest performance.
Seungho Lee   +9 more
wiley   +1 more source

The use of acoustics in space exploration

open access: yes, 2007
In recent years increased attention has been paid to the potential uses of acoustics forextraterrestrial exploration. The extent to which acoustics per se is used in these studiesvaries greatly. First, there are the cases in which acoustics is simply the
Leighton, T.G.
core  

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