Results 61 to 70 of about 4,862,994 (312)

Analysis of the Acoustic Parameters of Building Partition Structures of Varying Composition

open access: yesBuildings
Building partition structures must meet several construction and technical parameters. During the measurement of the acoustic properties of dividing structures in real conditions, surprising results are often achieved that do not correspond to the ...
Marek Moravec   +4 more
doaj   +1 more source

Low Cost Omnidirectional Sound Source Utilizing a Common Directional Loudspeaker for Impulse Response Measurements

open access: yesApplied Sciences, 2018
Alternative low-cost sources (e.g., balloons, gun fires) are used for impulse response measurements when a dodecahedron speaker is not available. This study sets to explore the applicability of a method utilizing a common directional loudspeaker as a ...
Nikolaos M. Papadakis   +1 more
doaj   +1 more source

Scene-wide Acoustic Parameter Estimation

open access: yes2025 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA)
Published in WASPAA ...
Ricardo Falcón Pérez   +4 more
openaire   +3 more sources

Ultrafast Vertical Organic Electrochemical Transistors With Ion‐Permeable Conductive Polymer Top Electrodes

open access: yesAdvanced Materials, EarlyView.
Vertical organic electrochemical transistors (vOECTs) are limited in speed by ion‐impermeable metal electrodes that slow ion injection. Using ion‐permeable PBFDO top electrodes allows direct vertical ion injection into BBL channels, achieving high current densities (>400 A cm−2), large on/off ratios (>106), and ultrafast switching in 28 µs. This sets a
Han‐Yan Wu   +14 more
wiley   +1 more source

Intermountain Acoustic Musician, Volume 8 Number 1, January 1991

open access: yes, 1988
Salt Lake City, UT: International Bluegrass Association; The Intermountain Acoustic Music Association is a member of the International Bluegrass Music Association and Folk Alliance, the North American folk music and dance alliance. Intermountain Acoustic
Intermountain Acoustic Music Association
core  

Voice Analysis as a Method for Preoperatively Predicting a Difficult Airway Based on Machine Learning Algorithms: Original Research Report

open access: yesHealth Science Reports
Background and Aims An unanticipated difficult airway is one of the greatest challenges for anesthesiologists. Proper preoperative airway assessment is crucial to reducing complications.
Claudia Rodiera   +9 more
doaj   +1 more source

“Smelltronics”—From Gas to Smell Sensing

open access: yesAdvanced Materials, EarlyView.
The emerging field of smelltronics, encompassing sensing technologies for complex volatile organic compounds, holds significant potential for extracting valuable chemical information. It facilitates the noninvasive, real‐time monitoring of humans, food, and the environment.
Takeshi Ono   +7 more
wiley   +1 more source

Intermountain Acoustic Musician, Volume 14 Number 8, August 1997

open access: yes, 1997
Salt Lake City, UT: International Bluegrass Association; The Intermountain Acoustic Music Association is a member of the International Bluegrass Music Association and Folk Alliance, the North American folk music and dance alliance. Intermountain Acoustic
Intermountain Acoustic Music Association
core  

Does pregnancy alter voice quality?

open access: yesJournal of Dr. NTR University of Health Sciences
Context: Female voice is extremely sensitive to hormonal changes. The changes in the levels of estrogen and progesterone during pregnancy trimesters affect voice by causing edema or swelling of the vocal fold tissues. Aims: The present study was designed
Vijayalakshmi Subramaniam   +6 more
doaj   +1 more source

Laser‐Assisted Phase Engineering of 2D MoS2 for Efficient Solution‐Processed Electronics

open access: yesAdvanced Materials, EarlyView.
Here, local laser‐assisted phase transition from solution‐processed phase‐pure 1T′ to 2H MoS2 is shown to critically depend on the irradiation atmosphere. While processing in air leads to damaged insulating regions, inert conditions yield semiconducting 2H domains, enabling direct field‐effect transistor patterning with optimized lateral 1T′‐2H MoS2 ...
Anna Zhuravlova   +10 more
wiley   +1 more source

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