Results 11 to 20 of about 4,862,994 (312)

Prediction of room acoustical parameters [PDF]

open access: yesThe Journal of the Acoustical Society of America, 1991
During a 6-yr period, detailed room acoustical measurements have been carried out in 35 halls in Denmark and in other European countries. By subjecting these data to statistical analyses, it has been possible to confirm old and establish new relationships between design variables and the position-averaged acoustical data.
openaire   +2 more sources

Optimization of Sound Absorption Performance of OGFC Asphalt Mixture Based onAcoustic Parameters [PDF]

open access: yesZhengzhou Daxue xuebao. Gongxue ban
In the phenomenological model, the sound absorption coefficient of porous materials was used to explaintakes into account the energy dissipation generated by the propagation of sound waves in the void structure.
WU Wenliang, LI Chenyue, DAI Shenglin
doaj   +1 more source

Numerical Simulation of the Effect of Temperature- dependent Acoustic and Thermal Parameters on the Focal Temperature and Thermal Lesion of Biological Tissue Irradiated by HIFU [PDF]

open access: yesIranian Journal of Medical Physics, 2023
Introduction: Accurate temperature and thermal lesion prediction is very important for high-intensity focused ultrasound (HIFU) in the treatment of tumors.
HU DONG, GANG LIU, GAOFENG PENG
doaj   +1 more source

THE INTONATION AND SOUND CHARACTERISTICS OF ADVERTISING PRONUNCIATION STYLE

open access: yesВестник Волгоградского государственного университета: Серия 2. Языкознание, 2014
The article aims at describing the intonation and sound characteristics of advertising phonetic style. On the basis of acoustic analysis of transcripts of radio advertising tape recordings, broadcasted at different radio stations, as well as in the ...
Chernyavskaya Elena Sergeevna
doaj   +1 more source

Acoustic Voice Measures in Benign Mass Lesions [PDF]

open access: yesIranian Rehabilitation Journal, 2022
Objectives: The present study aims to compare acoustic voice parameters in patients with vocal cord nodules, polyps, and normal subjects.  Methods: In this cross-sectional case-control study, the participants were selected by convenience sampling ...
Mohaddeseh Rostampourgonbaki   +4 more
doaj  

Increasing life of pit dump truck motor-wheel gearboxes by introducing the monitoring of the actual technical condition

open access: yesГорные науки и технологии, 2021
At present, Kuzbass coal strip mines pay great attention to improving quality performance of mining equipment operation, including reliability and durability of components and units.
Aleksey A. Khoreshok   +4 more
doaj   +1 more source

Advertisement call and new distribution records from Brazil of Teratohyla midas (Lynch & Duellman, 1973) (Anura, Centrolenidae) [PDF]

open access: yesCheck List, 2018
Data on the distribution and calls of glassfrogs are important for taxonomic and conservation purposes. Herein, we describe the acoustic parameters of Teratohyla midas (Anura, Centrolenidae), with notes on distribution in the Brazilian states of Acre ...
Kássio Castro Araújo   +5 more
doaj   +3 more sources

Comparison and Analysis of Timbre Fusion for Chinese and Western Musical Instruments

open access: yesFrontiers in Psychology, 2022
Timbre fusion is the theoretical basis of instrument acoustics and Chinese and Western orchestral acoustics. Currently, studies on timbre fusion are mainly focused on Western instruments, but there are some studies on the timbre fusion of Chinese ...
Jingyu Liu   +14 more
doaj   +1 more source

ION SOLVATION IN SALTS OF BIOLOGICALLY IMPORTANT RARE EARTH METALS WITH AQUEOUS SUGAR ALCOHOL (SORBITOL) MIXED-SOLVENT SYSTEMS

open access: yesJournal of Taibah University for Science, 2017
Acoustic investigations have examined the salts of rare earth metals, such as lanthanum(III) chloride, in sorbitol-water mixed solvent systems of different concentrations at 303.15 K temperature and 1 atmospheric pressure.
Jayanta Kumar Dash, Susmita Kamila
doaj   +1 more source

New consonantal acoustic parameters for forensic speaker comparison [PDF]

open access: yes, 2012
This thesis examines acoustic parameters of five consonants /m, n, ŋ, l, s/ in two dialects of British English: Standard Southern British English and Leeds English.
Kavanagh, Colleen
core   +2 more sources

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