Results 121 to 130 of about 4,919,732 (395)

Sound and Sources of Sound [PDF]

open access: yesJournal of Vibration and Acoustics, 1984
Ann P. Dowling   +2 more
openaire   +4 more sources

From Sound to Sound Space, Sound Environment, Soundscape, Sound Milieu or Ambiance … [PDF]

open access: yesParagraph, 2018
This article proposes approaching the phenomenon of sound as a fabric of relationships. Critiquing the notion of a sound object as it has become defined thanks to the fixity enabled by sound recording, it focuses on the characteristics of sound that converge towards a relational approach and suggests that there is an inextricable link between the ...
openaire   +3 more sources

Wafer‐Scale Integration of α‐quartz Thin Films toward Super High Frequency Piezoelectric bioNEMS for Chikungunya Virus Detection

open access: yesAdvanced Functional Materials, EarlyView.
Epitaxial piezoelectric α‐quartz/Si BioNEMS sensors, made using soft chemistry, effectively detect the Chikungunya virus. They have a mass sensitivity of 205 pg Hz−1 in liquid and can detect the virus at a limit of 9 ng mL−1. This development enables high‐frequency mass devices for point‐of‐care testing in healthcare and other electronic applications ...
Raissa Rathar   +12 more
wiley   +1 more source

Investigation of a lattice Boltzmann model with a variable speed of sound

open access: yes, 2006
A lattice Boltzmann model is considered in which the speed of sound can be varied independently of the other parameters. The range over which the speed of sound can be varied is investigated and good agreement is found between simulations and theory. The
Boghosian B M   +16 more
core   +2 more sources

Peptide Sequencing With Single Acid Resolution Using a Sub‐Nanometer Diameter Pore

open access: yesAdvanced Functional Materials, EarlyView.
To sequence a single molecule of Aβ1−42–sodium dodecyl sulfate (SDS), the aggregate is forced through a sub‐nanopore 0.4 nm in diameter spanning a 4.0 nm thick membrane. The figure is a visual molecular dynamics (VMD) snapshot depicting the translocation of Aβ1−42–SDS through the pore; only the peptide, the SDS, the Na+ (yellow/green) and Cl− (cyan ...
Apurba Paul   +8 more
wiley   +1 more source

Burnout amongst chiropractic faculty, practitioners, and trainees: a scoping review

open access: yesChiropractic & Manual Therapies
Objective The purpose of this scoping review was to summarize the literature pertaining to burnout and chiropractic. Methods A literature review was performed in accordance with Preferred Reporting of Systematic Reviews and Meta-Analysis Extension for ...
Brittni L. Partridge   +4 more
doaj   +1 more source

A time of flight method to measure the speed of sound using a stereo sound card

open access: yes, 2007
We present an inexpensive apparatus for measuring the speed of sound, with a time of flight method, using a computer with a stereo sound board. Students measure the speed of sound by timing the delay between the arrivals of a pulse to two microphones ...
Berg Richard E.   +7 more
core   +1 more source

Local Thermal Conductivity Patterning in Rotating Lattice Crystals of Anisotropic Sb2S3

open access: yesAdvanced Functional Materials, EarlyView.
Microscale control of thermal conductivity in Sb2S3 is demonstrated via laser‐induced rotating lattice crystals. Thermal conductivity imaging reveals marked thermal transport anisotropy, with the c axis featuring amorphous‐like transport, whereas in‐plane directions (a, b) exhibit 3.5x and 1.7x larger thermal conductivity.
Eleonora Isotta   +13 more
wiley   +1 more source

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