Results 61 to 70 of about 786,505 (276)

3D Printing Innovations in Polymeric Porous and Patterned Architecture

open access: yesAdvanced Functional Materials, EarlyView.
Polymeric foams occupy a unique structural space between dense solids and open networks, where engineered void fraction governs mechanical compliance, thermal resistance, and mass transport. Additive manufacturing now enables precise spatial control over cellular architecture, unlocking designer foam structures across applications spanning crash ...
Dhanush Patil   +13 more
wiley   +1 more source

Information from sound: exploring sounds and listening in information practices research

open access: yesInformation Research: An International Electronic Journal
Introduction. This conceptual paper discusses the possibilities for expanding research around sounds/listening and sound-related practices in information research to further understandings of embodied/sensory information practices and attend to a greater
Owen Stewart-Robertson
doaj   +3 more sources

ICA-based Single Channel Audio Separation: New Bases and Measures of Distance

open access: yesArchives of Acoustics, 2013
Independent Component Analysis (ICA) can be used for single channel audio separation, if a mixed signal is transformed into time-frequency domain and the resulting matrix of magnitude coefficients is processed by ICA.
Dariusz MIKA, Piotr KLECZKOWSKI
doaj  

Sound Recognition of Historical Visibility: The Radio Preservation Task Force of the Library of Congress: Introduction [PDF]

open access: yes, 2016
This issue of Journal of Radio & Audio Media serves as a gesture toward increasing attention to many untold cultural sound histories. The “question” of radio preservation, we’re just coming to realize, closely equates to our responsibility to identify ...
Keeler, Amanda R   +2 more
core   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

Determinants of International Sound Recording Piracy [PDF]

open access: yes
Examines the relative strength and significance of a range of institutional and economic variables thought to influence cross-country variations in sound recording piracy market share. Sound recording piracy imposes significant costs on copyright owners,
Theo Papadopoulos
core  

Overlapping murmurs [PDF]

open access: yes, 2018
Overlapping Murmurs is an ambient sound installation presented as part of the 'INDELIBLE' exhibition at Waikato Museum. Overlapping Murmurs is a collaboration between Jeremy Mayall, Kent Macpherson, Haco, Horomona Horo, Reuben Bradley, and Megan ...
Bradley, Reuben   +5 more
core  

Self‐Assembled Inorganic Nanomembrane Tubes: Rolled‐Up Piezoelectrics for Microacoustic Wave‐Based Actuators and Sensors

open access: yesAdvanced Materials, EarlyView.
This study demonstrates a self‐assembly process to generate free‐standing piezoelectric nanomembranes, forming ultracompact microtubular acoustic wave sensors and actuators. The miniaturized 3D piezoelectric platform reported in this work can be applied in telecommunication, energy harvesting, and acoustofluidics. Moreover, the 3D self‐assembly can add
Raphaël C. L‐M. Doineau   +9 more
wiley   +1 more source

Anechoic measurements of particle-velocity probes compared to pressure gradient and pressure microphones

open access: yesArchives of Acoustics, 2014
The Microflown is an acoustic particle velocity sensor invented at the University of Twente in Holland in 1994 and commercialized in 1997 [1, 9]. The sensor directly measures particle velocity rather than pressure-gradient as do most unidirectional and ...
Wieslaw WOSZCZYK   +4 more
doaj  

Intelligent Acousto‐Electrical Metamaterials (IAM) for Sound Source Detection

open access: yesAdvanced Materials, EarlyView.
Our proposed metamaterial concept enables sound source detection using a single material, in contrast to conventional arrays that require dozens or even hundreds of transducers. We show that the coupled acoustic–vibrational–electrical responses in piezoelectric metamaterials give rise to topology‐governed charge transport, producing distinct voltage ...
Victor Couëdel   +7 more
wiley   +1 more source

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