Results 1 to 10 of about 49,218 (198)
A Monolithic Electrochemical Micro Seismic Sensor Capable of Monitoring Three-Dimensional Vibrations [PDF]
Sensors, 2018 A monolithic electrochemical micro seismic sensor capable of monitoring three-axial vibrations was proposed in this paper. The proposed micro sensor mainly consisted of four sensing units interconnected within flow channels and by interpreting the ...
Lianhong Chen +5 more
doaj +2 more sources
Using the EMFIT Sensor in Geophysical Monitoring [PDF]
SensorsEMFIT, also referred to as EMFi, is a ferroelectret film related to polyvinylidene fluoride (PVDF) sensors. It is an electroactive polymer (EAP) based on a polyolefin structure and consists of three layers of polyester film.
Victorin-Emilian Toader +3 more
doaj +2 more sources
Hardware Design of Seismic Sensors in Wireless Sensor Network
International Journal of Distributed Sensor Networks, 2013 Seismic sensors are invaluable for intruder detection and perimeter security. In a typical wireless sensor network application of seismic sensors, the units are battery powered and low power consumption becomes critical while fulfilling system ...
Gokhan Koc, Korkut Yegin
doaj +2 more sources
Micromachines, 2022 This paper presented an electrochemical seismic micro sensor based on an integrated structure of four centrosymmetric electrodes. In this integrative structure, cathodes were not only distributed on wafer surfaces but also on the inner walls of the flow ...
Yumo Duan +5 more
doaj +1 more source
Вестник Дагестанского государственного технического университета: Технические науки, 2022 Objective. The purpose of the study is to determine the coordinates of the earthquake hypocenter with the simultaneous determination of the seismic wave velocity.Method.
Yu. A. Sidorkina, T. G. Aslanov
doaj +1 more source
Average error determination in the calculation of earthquake epicenter coordinates
Вестник Дагестанского государственного технического университета: Технические науки, 2021 Objective. The study is aimed at determining the dependence of the average error in calculating the epicenter coordinates of an earthquake on errors in measuring the velocities of seismic waves for various methods of seismic event localization.
G. K. Aslanov, T. G. Aslanov
doaj +1 more source
Вестник Дагестанского государственного технического университета: Технические науки, 2022 Objective. The aim of the study is to develop methods for determining the coordinates of the hypocenter of an earthquake with a known structure of the earth's crust. Method.
T. G. Aslanov, Yu. A. Sidorkina
doaj +1 more source
Determination of seismic wave velocities on the ground using artificial neural networks
Вестник Дагестанского государственного технического университета: Технические науки, 2022 Objective. The purpose of the study is to determine the velocities of seismic waves on the ground.Method. To determine the velocities of seismic waves in different parts of the earth's crust, using a sample obtained by mathematical modeling, an ...
Yu. A. Sidorkina +2 more
doaj +1 more source
Sensor orientation of the TMD seismic network (Thailand) from P-wave particle motions
Geoscience Letters, 2023 The Thai Meteorological Department (TMD) seismic network began development in 2008. There are a total of 71 seismic stations consisting of 26 borehole stations and 45 surface stations currently installed.
Patinya Pornsopin +3 more
doaj +1 more source
Shaking Table Design for Testing Earthquake Early Warning Systems
Designs, 2023 The unpredictability in time of seismic activities and the dependence of tectonic movements on a multitude of factors challenges specialists to identify the most accurate related methods to avoid catastrophes associated with hazards.
Elena Serea, Codrin Donciu
doaj +1 more source