Results 21 to 30 of about 639,446 (288)

Evaluation and Improvement of Reverberation Time in the Current Enclosed Spaces with Speech Action [PDF]

open access: yes, 2022
There are subjective and objective acoustic parameters in the creation of acoustic performance for speech action in room acoustics. Control of reverberation time affecting subjective and objective acoustic parameters is a main parameter in room acoustics.
Kurtay, Cüneyt   +2 more
core   +1 more source

Study on Doppler characteristics of underwater bistatic reverberation [PDF]

open access: yesMATEC Web of Conferences, 2019
Active sonar has two typical types of geometry configuration respectively named monostatic and bistatic like a radar system. In the monostatic scenario, co-located underwater transducers transmit and receive sound energy, while in a bistatic situation ...
Wang Fangyong   +2 more
doaj   +1 more source

Experimental analysis of dense multipath components in an industrial environment [PDF]

open access: yes, 2013
This work presents an analysis of dense multipath components (DMC) in an industrial workshop. Radio channel sounding was performed with a vector network analyzer and virtual antenna arrays.
Gaillot, Davy P   +4 more
core   +4 more sources

Experimental Study of the Sound Emission Pattern Based on Acoustic Characteristics in Typical Industrial Manufactories in Hamadan, Iran [PDF]

open access: yesMuhandisī-i bihdāsht-i ḥirfah/ī, 2023
Background and Objective: Noise pollution inside buildings is caused by frequent sound reflection from their inner surfaces. The purpose of this study is to experimentally study the sound emission pattern based on acoustic characteristics in typical ...
Seyedeh Elahe Hosseini   +3 more
doaj  

The NICER "Reverberation Machine": A Systematic Study of Time Lags in Black Hole X-Ray Binaries [PDF]

open access: yesApJ 930 18 (2022), 2022
We perform the first systematic search of all NICER archival observations of black hole (and candidate) low-mass X-ray binaries for signatures of reverberation. Reverberation lags result from the light travel time difference between the direct coronal emission and the reflected disk component, and therefore their properties are a useful probe of the ...
arxiv   +1 more source

Effects of Varying Reverberation on Music Perception for Young Normal-Hearing and Old Hearing-Impaired Listeners

open access: yesTrends in Hearing, 2018
Reverberation enhances music perception and is one of the most important acoustic factors in auditorium design. However, previous research on reverberant music perception has focused on young normal-hearing (YNH) listeners.
Paul N. Reinhart, Pamela E. Souza
doaj   +1 more source

Tracing the reverberation lag in the hard state of black hole X-ray binaries [PDF]

open access: yes, 2015
We report results obtained from a systematic analysis of X-ray lags in a sample of black hole X-ray binaries, with the aim of assessing the presence of reverberation lags and studying their evolution during outburst.
De Marco, B.   +3 more
core   +2 more sources

A Revised Broad-Line Region Radius and Black Hole Mass for the Narrow-Line Seyfert 1 NGC 4051 [PDF]

open access: yes, 2008
We present the first results from a high sampling rate, multi-month reverberation mapping campaign undertaken primarily at MDM Observatory with supporting observations from telescopes around the world.
A. E. Watkins   +81 more
core   +5 more sources

The influence of the nature of sound reflection from enclosures on the reverberation processes in the rooms [PDF]

open access: yesMATEC Web of Conferences, 2019
The article considers the questions of assessment of reverberation processes in rooms with various character of a sound reflection from the enclosures.
Golovko Aleksander   +2 more
doaj   +1 more source

Frequency-dependence characterization of electromagnetic reverberation in indoor scenarios based on 1-40 GHz channel measurements [PDF]

open access: yes, 2019
A novel model for the reverberation time is proposed in this letter, based on room electromagnetics theory. While the commonly used models consider absorption based on a constant rate of wall interactions within a given time, the proposed model takes the
Joseph, Wout   +6 more
core   +1 more source

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