Results 41 to 50 of about 2,061 (221)

Model of time-distance curve of electromagnetic waves diffracted on a local feature in the georadar study of permafrost zone rock layers

open access: yesГорные науки и технологии
In GPR (georadar) studies, one of the most popular procedures for determining electromagnetic waves propagation velocity in a rock mass is the selection of theoretical hyperbolic time-distance curves and subsequent comparison with the time-distance curve
K. О. Sokolov
doaj   +1 more source

Некоторые методы дополнительной обработки данных георадиолокации на примере радарограмм, полученных в кратере вулкана Горелый (Камчатка)

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki, 2023
В статье представлены результаты работы с прибором георадар «ОКО-250» в кратере вулкана Горелый (Камчатка). В мировой практике это первый опыт проведения исследования методом георадиолокации в кратере активного вулкана.
Павлова, В.Ю.   +2 more
doaj   +1 more source

CORR‐DATA: A database of corrosion parameters measured on existing reinforced concrete structures for enhanced structural assessment

open access: yesStructural Concrete, Volume 27, Issue 1, Page 1184-1204, February 2026.
Abstract The corrosion of reinforcing bars embedded in concrete strongly compromises structural performance over time. However, its detection and quantification remain challenging due to limited comprehensive knowledge of natural corrosion patterns in existing structures.
Elena Casprini   +2 more
wiley   +1 more source

Intelligent detection of subsurface road targets using a combined numerical simulation and deep learning method

open access: yesComputer-Aided Civil and Infrastructure Engineering, Volume 40, Issue 29, Page 5808-5820, 9 December 2025.
Abstract Detection of subsurface road targets is a crucial task in road engineering. This study focuses on detecting three types of subsurface targets: looseness, pipeline, and voids. Ground‐penetrating radar (GPR) was employed to acquire real‐world data.
Hui Yao   +6 more
wiley   +1 more source

Application of Georadar for Snow Cover Surveying

open access: yes, 1998
A commercial georadar was tested over in a Norwegian catchment in order to determine the areal mean snow water equivalent (SWE) and its spatial distribution. The methodology used and the results obtained are described. The radar was run along a number of
Knut Sand, Oddbjørn Bruland
core   +1 more source

The Domus Nozze D'Argento in Pompeii: Structural Diagnosis Using Geophysical Methods

open access: yesArchaeological Prospection, Volume 32, Issue 4, Page 827-838, October/December 2025.
ABSTRACT Monitoring of ancient buildings is an issue of great interest in view of a proper restoration. This paper describes the noninvasive monitoring of the Domus Nozze D'Argento in Pompeii. The Roman house, as occurred for many other buildings in Pompei, was buried in the ash from the 79 ad eruption of Mount Vesuvius.
Nicola Masini   +4 more
wiley   +1 more source

Performance of historical ferrocement specimens subjected to corrosive environments

open access: yesStructural Concrete, Volume 26, Issue 5, Page 5785-5806, October 2025.
Abstract Ferrocement is a type of thin wall‐reinforced concrete composed of hydraulic cement mortar reinforced with several layers of steel wire mesh. The material is used as a low‐cost construction and retrofit solution and allows the creation of very thin elements.
Erica Lenticchia   +3 more
wiley   +1 more source

Aplicaciones del georadar de subsuelo en obras civiles

open access: yes, 2003
El radar de subsuelo o Georadar es una técnica no destructiva, que esta basada en la emisión y propagación de ondas electromagnéticas en un medio, con la posterior recepción de las reflexiones que se producen en sus discontinuidades.
Caicedo Hornaza, Bernardo   +5 more
core   +1 more source

Geoarchaeological Studies in Paphos – First Results

open access: yesStudies in Ancient Art and Civilization, 2015
The geoarchaeological research conducted consisted of a geomorphological prospecting of the Paphos region and a geophysical examination of the ancient town of Nea Paphos and its agora.
Tomasz Kalicki   +2 more
doaj   +1 more source

Concentraciones de gas radón (222Rn) en suelo de la zona urbana de Morelia, Michoacán, México y su relación con fallas potencialmente sísmicas y asociadas con el proceso de subsidencia-fluencia

open access: yesRevista Mexicana de Ciencias Geológicas, 2020
Este trabajo da a conocer los niveles de concentración de gas radón (222Rn) en suelos de la zona urbana en la ciudad de Morelia, Michoacán y su relación con fallas geológicas potencialmente sísmicas y las asociadas con el proceso de subsidencia-fluencia-
Octavio Lázaro-Mancilla   +6 more
doaj   +1 more source

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