… is measured as 52 MPa with a RMT-150C rock mechanical test machine developed by
Institute of Rock and Soil Mechanics, Chinese Academy of Sciences. The rock specimen’s size is …

… as the guided wave for pulse-echo measurements on anchor rods with a diameter of around
… low attenuation due to energy leakage into the surrounding soil. Pulse-echo measurements …

… with decametre dimensions of lattice constant only for soft soils with bulk shear speed c s <
… discussing the band gap generated by resonators and soil, we considered the SMMS as an …

… reduce the transmitted wave speed but also attenuate rapidly. … the sound velocity measurement
value of the ith measuring … , since the speed of sound of impurities such as soil and air in …

… soils. It is generally known that the selection of an appropriate solvent depends on soil/sediment
characteristics, including soil particle size and … This was because severe attenuation of …

… Meanwhile, the VAL attenuation from test point Nos. 1–4 can be seen clearly on … the
attenuation and frequency. It could be because the vibration attenuation within the foundation soil is …

… potential use of AE to detect and measure pipe–soil interaction behavior. This work formed
part … attenuation that the AE experiences as it propagates in three dimensions through the soil …

… and procedures for measuring attenuation in unburied steel pipelines. The extracted
attenuation is … Viscoelasticity of the soil media is ignored in this section; however, guided wave …

… the grounding network is to measure the ground resistance and soil resistance using
ground … the signal attenuation characteristics in relation to the damage position in soil-surrounded …

… Measurement of intrinsic proper- 160 ties of plants and soils … Finally, sound absorption at
162 normal incidence is studied … living 565 wall because of soil layer attenuation. Thus, for a 8 …