Results 21 to 30 of about 4,566 (160)

MASW and ERT for near-surface characterization at the Huai Hong Khrai Royal Development Study Center, Doi Saket, Chiang Mai, Thailand [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2020
Preliminary investigation of subsurface properties by geophysical methods were carried out over the construction site of the 40 meters Thai National Radio Telescope (TNRT) facility planning by National Astronomical Research Institute of Thailand (NARIT)
Siriporn Chaisri   +5 more
doaj   +1 more source

Microzonificación sísmica del sector urbano de la ciudad de León, Nicaragua

open access: yesRevista Científica de FAREM-Estelí, 2021
Los objetivos principales de esta investigación fueron determinar la demanda sísmica así como definir la microzonificación sísmica en el sector urbano de la ciudad de León, este sector tiene alrededor de173,866 Habitantes, este es el número de ...
Nadir Castrillo-Osorio
doaj   +1 more source

Analysis of Liquefaction Potential Based on Seismic Wave Velocity in Bengkulu City

open access: yesJurnal Fisika Flux, 2023
Bengkulu City has a high liquefaction rate, both geologically and geophysically. This is because Bengkulu City consists of rocks in the form of sand, silt, mud, clay, coral fragments and gravel in alluvial areas (Qa) and floodplains.
Arif Setiawan   +3 more
doaj   +1 more source

Leveraging active-source seismic data in mining tailings: Refraction and MASW analysis, elastic parameters, and hydrogeological conditions [PDF]

open access: yesBulletin of the Geological Society of Finland, 2021
We applied active-source seismic method for the interpretation of elastic parameters in tailings facilities which is essential for evaluating stability and seismic response.
Raul Mollehuara-Canales   +4 more
doaj   +1 more source

GPS source solution of the 2004 Parkfield earthquake [PDF]

open access: yes, 2014
We compute a series of finite-source parameter inversions of the fault rupture of the 2004 Parkfield earthquake based on 1 Hz GPS records only. We confirm that some of the co-seismic slip at shallow depth (
Dreger, D., Houlie, N., Kim, A.
core   +2 more sources

Comparing Shear-Wave Velocity Determined by MASW with Borehole Measurement at Merapi Sediment in Yogyakarta

open access: yesInternational Journal of Technology, 2017
Next generation ground motion prediction models use shear-wave velocity over the top 30 m of subsoil (VS30) as an important assessment parameter of seismic ground surface motion.
Widjojo Prakoso   +5 more
doaj   +1 more source

Application of wavelet analysis in tool wear evaluation using image processing method [PDF]

open access: yes, 2018
Tool wear plays a significant role for proper planning and control of machining parameters to maintain the product quality. However, existing tool wear monitoring methods using sensor signals still have limitations.
Lee, Woon Kiow   +5 more
core   +1 more source

Determinación de los parámetros dinámicos en depósitos sedimentarios de Ocaña Norte de Santander, mediante métodos geofísicos

open access: yesRevista Ingenio, 2018
Las propiedades dinámicas determinan el comportamiento elástico de los suelos, y su cálculo es de interés en el estudio de la interacción-suelo estructura.
Ciro Andrey Martínez Ovallos   +2 more
doaj   +1 more source

Retrieving shallow shear-wave velocity profiles from 2D seismic-reflection data with severely aliased surface waves [PDF]

open access: yes, 2019
The inversion of surface-wave phase-velocity dispersion curves provides a reliable method to derive near-surface shear-wave velocity profiles. In this work, we invert phase-velocity dispersion curves estimated from 2D seismic-reflection data.
Carcione, Jose M.   +2 more
core   +1 more source

On the Efficiency of the Multi-Channel Analysis of Surface Wave Method for Shallow and Semi-Deep Loose Soil Layers

open access: yesInternational Journal of Geophysics, 2010
The multi-channel analysis of surface waves (MASWs) method was used to obtain the shear wave velocity variations through near surface (depth < 30 m) and semi-deep (30 m < depth < 100 m) soil layers in the city of Ottawa, Canada.
Kasgin Khaheshi Banab   +1 more
doaj   +1 more source

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