Results 51 to 60 of about 6,449,335 (238)

Hardware System and Preliminary Testing of Frequency Division Multiplexing Electrical Resistivity Tomography(FDM-ERT) Instrument

Applied Sciences
Addressing the low efficiency associated with single-frequency serial acquisition in urban exploration using traditional electrical resistivity tomography (ERT) instruments, this study introduces a Frequency Division Multiplexing Electrical Resistivity ...
Donghai Yu, Rujun Chen, Chunming Liu, Ruijie Shen, Shaoheng Chun, Zhitong Liu, Kai Yu   +6 more
doaj   +1 more source

Towards the imaging of deep land ore deposits with ERT-IP method – first results from a demonstration survey in Finland [PDF]

E3S Web of Conferences
In this study, we conducted a comprehensive geophysical survey near Kuusamo (Finland) to assess the potential of electrical resistivity methods in delineating mineral deposits at depths greater than 1 km.
Kim Bitnarae, Deparis Jacques, Darnet Mathieu, Bretaudeau François, Vedrine Simon, Gance Julien, Kamm Jochen, Autio Uula, Patzer Cedric, Heinonen Suvi   +9 more
doaj   +1 more source

The discovery of the tomb of the Great Army General Iwrhya: A quasi 3D Electrical Resistivity Tomography (ERT), Saqqara, Giza, Egypt

Contributions to Geophysics and Geodesy, 2020
A quasi 3D electrical resistivity (ERT) survey was undertaken at a UNESCO World Heritage site, Saqqara, Giza, Egypt, during a joint archaeological-geophysical mission from Cairo University.
Ola Mohamed EL AGUIZY, Mohamed Mostafa GOBASHY, Ahmed METWALLY, Khaled Soliman SOLIMAN, Nader EL-HASSANIN   +4 more
doaj   +1 more source

Electrical Resistance Tomography (ERT) for Concrete Structure Applications: A Review

Buildings
Electrical resistance tomography (ERT) is gaining recognition as an effective, affordable, and nondestructive tool for monitoring and imaging concrete structures. This paper discusses ERT’s applications, including crack detection, moisture ingress monitoring, steel reinforcement assessment, and chloride level profiling within concrete.
Dongho Jeon, Seyoon Yoon
openaire   +2 more sources

Electrical resistivity tomography (ERT) measurements during water flow in a date palm stem segment

Computers and Electronics in Agriculture, 2023
Computers and electronics in agriculture 212(C), 108084 - (2023).
Bukhary, Tarig, Huisman, Johan Alexander, Wang, Haoran, Zimmermann, Egon, Vereecken, Harry, Lazarovitch, Naftali   +5 more
openaire   +3 more sources

Measurement techniques of resistivity metod [PDF]

, 2015
The article presents the basic techniques of measuring geophysical resistivity methods: Vertical Electrical Sounding VES, Electrical Profiling EP and Electrical Resistivity Tomography ERT.
Pasierb, Bernadetta
core  

Real-Time Monitoring and Simultaneous Verification of Water Percolation Using Electrical Resistivity Tomography and Photography Techniques

, 2023
Water percolation usually occurs in soil, making it highly challenging to simultaneously monitor and verify the water percolation process in real-time. We propose employing electrical resistivity tomography and the photography technique, respectively, to
Wenjin Zhu, Hideki Mizunaga, Jie Dou, Wenbo Wu, Xiaotian Dong, Zhongling Zong, Liang Du   +6 more
core   +1 more source

Atypical Long Barrows in the Cöeby Neolithic Cemetery (Trédion, Morbihan, France)? The Contribution of Electrical Surveys

Archaeological Prospection, EarlyView.
ABSTRACT The Coëby Neolithic cemetery, located in the commune of Trédion (Morbihan, France) and discovered in 1986, has been for several years the subject of a research programme focused on studying the various megalithic structures present. The spatial distribution of these remains highlights an unusual occupation of the territory, organized according
Philippe Gouézin, Vivien Mathé
wiley   +1 more source

Use of electrical resistance tomography (ERT) for the detection of biofilm disruption mediated by biosurfactants [PDF]

Food and Bioproducts Processing, 2018
© 2018 Institution of Chemical Engineers Inline measurement of biofilms could provide a valuable technology for water, food and bioprocessing industries to improve quality control and avoid contamination. This study presents the first use of electrical resistance tomography (ERT) to detect the removal of biofilms in a pipe.
M.A. Díaz De Rienzo, R. Hou, P.J. Martin   +2 more
openaire   +3 more sources

Multiple-gradient array for near-surface electrical resistivity tomography [PDF]

, 2015
The use of most conventional arrays for near-surface electrical resistivity tomography (ERT) surveys is usually cumbersome, time consuming and labour intensive.
Oyeyemi , Kehinde D., Aizebeokhai, A. P.
core   +1 more source