Results 11 to 20 of about 240,688 (155)

Impact of seasonal ground freezing on ambient noise HVSR inversion: improving deep velocity artifacts via borehole-based constrained inversion

open access: yesInternational Journal of Geo-Engineering
This study investigated the impact of seasonal ground freezing on the generation of shear-wave velocity (V S ) profiles through ambient noise Horizontal-to-Vertical Spectral Ratio (HVSR) inversion from a numerical analysis perspective.
Hyung-Ik Cho   +3 more
doaj   +2 more sources

Delineation of Geothermal Manifestation in Sangubanyu Area Based on Microtremor HVSR Method [PDF]

open access: yesE3S Web of Conferences, 2019
The aims of this study is to describe the distribution of P wave velocity and S wave velocity value and Vp/Vs ratio based on microtremor HVSR method and its relationship with the appearance of hot spring at Sangubanyu Village.
Sudjono Dwi Sudarmawan   +2 more
doaj   +1 more source

INVERSI MIKROTREMOR UNTUK PROFILING KECEPATAN GELOMBANG GESER (Vs) DAN MIKOROZONASI KABUPATEN BANDUNG

open access: yesJGE, 2020
Bandung Regency is a highland area with a slope between 0 - 8%, 8-15% to above 45%. The district is located at an altitude of 768 m above sea level with the northern region higher than the south.
Andina Zuhaera   +2 more
doaj   +1 more source

PENDUGAAN AWAL DEPOSIT EMAS WILAYAH POBOYA, PALU DENGAN METODE INVERSI HVSR

open access: yesJGE, 2021
Emas merupakan salah satu komoditas mineral yang mempunyai harga jual yang cukup tinggi. Indonesia memiliki banyak wilayah yang menyimpan deposit emas di bawah permukaan. Satu di antaranya adalah wilayah Poboya, Kecamatan Mantikulore, Palu.
Yoga Dharma Persada   +4 more
doaj   +1 more source

A Comparative Analysis for Defining the Sliding Surface and Internal Structure in an Active Landslide Using the HVSR Passive Geophysical Technique in Pujilí (Cotopaxi), Ecuador

open access: yesLand, 2023
Geophysical techniques were employed to analyze one of the landslides that affected the main access road to Pujilí (Ecuador). A passive seismic technique was utilized to test a total of 70 horizontal to vertical spectral ratio (HVSR) points, complemented
Olegario Alonso-Pandavenes   +3 more
doaj   +1 more source

Lithological modelling based on shear wave velocity using horizontal to vertical spectral ratio (HVSR) inversion of ellipticity curve method to mitigate landslide hazards at the main road Of Samigaluh District, Kulon Progo Regency, Yogyakarta [PDF]

open access: yesE3S Web of Conferences, 2021
Many landslides occur in Samigaluh District, Kulon Progo Regency, Yogyakarta, Indonesia. However, no research discusses landslides that often occur on the main road connecting the city of Yogyakarta and various tourist resorts in Samigaluh.
Widyadarsana Skolastika Novita   +1 more
doaj   +1 more source

Identification of soil characteristics in the Central Java Region using the HVSR (Horizontal to Vertical Spectral Ratio) inversion method [PDF]

open access: yesE3S Web of Conferences, 2023
This research aims as one of the efforts to mitigate earthquake disasters by using the HVSR method based on microtremor data at 28 BMKG seismic stations in the central Java Island region to estimate the dominant frequency (f0) and amplification (A0) that
Darmawan Caroline Julian   +3 more
doaj   +1 more source

Seismic vulnerability of the Campus II Universitas Syiah Kuala [PDF]

open access: yesE3S Web of Conferences, 2023
Universitas Syiah Kuala (USK) is planning to develop a new campus (Campus II). The location of the study area is relatively close to the Seulimum fault which historically has generated a devastating earthquake. Therefore, a seismic vulnerability study is
Asra Nadiatul   +3 more
doaj   +1 more source

Seismo-Stratigraphic Model for the Urban Area of Milan (Italy) by Ambient-Vibration Monitoring and Implications for Seismic Site Effects Assessment

open access: yesFrontiers in Earth Science, 2022
In this paper, we present the work carried out to characterize the spatial variability of seismic site response related to local soil conditions in the city of Milan and its surroundings, an area with ∼3 million inhabitants and a high density of ...
M. Massa   +8 more
doaj   +1 more source

Microtremor data and HVSR method in the kaligarang fault zone Semarang, Indonesia

open access: yesData in Brief, 2023
The data presented contains a collection of microtremor measurement data in the Kaligarang Fault zone, Indonesia. This study aims to present data regarding the structure and lithology of the rocks in the Kaligarang Fault zone.
Tony Yulianto, Gatot Yuliyanto
doaj   +1 more source

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