Acoustic doppler velocimeter backscatter for suspended sediment measurements: Effects of sediment size and attenuation

C Sahin, M Ozturk, B Aydogan - Applied Ocean Research, 2020 - Elsevier
… In the present study, a detailed quantitative representation of signal attenuation for ADV
measurements for different sediment sizes and SSC levels was provided for the first time (Figs. …

Experimental investigation of the effect of moisture on the acoustic properties of lightweight substrates used in green envelopes

E Attal, YB de L'Epine, N Dauchez, B Dubus - Applied Acoustics, 2021 - Elsevier
Measurement of dry and moistened substrates are conducted to evaluate their effective speed
of sound, attenuation… or as a soil amendment to retain moisture and lighten compact soils. …

Study of Soil Surface Sealing and Crusting using a Seismic Surface Wave Method.

Z Lu, GV Wilson - Journal of the Mississippi Academy of …, 2022 - search.ebscohost.com
… Secondly, the attenuation coefficients of Rayleigh waves measured in the high frequency
MASW test have much higher values and dynamic range than those of conventional MASW …

Built-up structural steel sections as seismic metamaterials for surface wave attenuation with low frequency wide bandgap in layered soil medium

CW Lim, JN Reddy - Engineering Structures, 2019 - Elsevier
… and multiple layered soil medium (substrate) and to study the feasibility of surface waves
attenuation by finite element technique. Two types of simple and small geometric size built-up …

Mitigation of high-speed train-induced environmental ground vibrations considering open trenches in the soft soil conditions by in-situ tests

B İstegün, E Çelebi, O Kırtel, AA Faizan… - Transportation …, 2023 - Elsevier
… Therefore, the focused soil layer for the measurements is the ground surface in this research…
attenuation of vibrations in the propagation area. The schematic plan showing the geometric …

Experimental assessment of train-induced soil vibration characteristics using Arduino-based accelerometers

PCK Kioko, S Abuodha, J Mwero, Z Kuria - Cogent Engineering, 2023 - Taylor & Francis
… vibration attenuation concerning soilsoil that can be observed and measured without
applying external forces. The physical soil properties tested in this research included particle size

[HTML][HTML] Assessment of small-strain characteristics for vibration predictions in a Swedish clay deposit

F Theland, G Lombaert, S Francois, C Pacoste… - Soil Dynamics and …, 2021 - Elsevier
… of surface wave dispersion and attenuation curves. The results are synthesised into a
dynamic layered soil model which is validated by measurements at the soil's surface at source-…

The surface wave attenuation zone of periodic composite in-filled trenches and its isolation performance in train-induced ground vibration isolation

C Cai, L Gao, X He, Y Zou, K Yu, D Wu - Computers and Geotechnics, 2021 - Elsevier
measured acceleration data at the pier and its corresponding Fourier spectra under a running
train speed … surface wave in the first layered soil, the velocity of the Rayleigh waves was …

Advances on the acoustic emission testing for monitoring of granular soils

W Mao, L Hei, Y Yang - Measurement, 2021 - Elsevier
… The propagation nature of elastic waves in granular soils, by contrast, is more complex and
attenuates rapidly, which makes the effective detection and interpretation of the signal more …

[HTML][HTML] Estimating multidirectional stiffness of soils using planar piezoelectric transducers in a large triaxial apparatus

TT Dutta, M Otsubo, R Kuwano, T Sato - Soils and Foundations, 2020 - Elsevier
dimension on wave velocity measurements Due to the large specimen size used in this
research, there is a concern of attenuation … confirm whether the attenuation of propagating waves …