Results 11 to 20 of about 275,755 (180)

Development and content validation of a patient-reported endometriosis pain daily diary

open access: yesHealth and Quality of Life Outcomes, 2018
Background Endometriosis is a common gynecological disorder that causes inflammation and pelvic pain. Endometriosis-related pain is best captured with patient-reported outcome (PRO) measures, however, assessment of endometriosis-related pain in clinical ...
Floortje E. van Nooten   +4 more
doaj   +1 more source

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

Research on damage visualization of concrete structures based on electrical resistance tomography

open access: yesFrontiers in Physics, 2022
Concrete is used in the construction of high-rise buildings, large bridges, viaducts and other structures for a wide range of applications, and damage to the internal structure of concrete may to lead to catastrophic accidents.
Chenhui Su   +4 more
doaj   +1 more source

3-D GPR visualization technique integrated with electric resistivity tomography for characterizing near-surface fractures and cavities in limestone

open access: yesJournal of Taibah University for Science, 2022
Near-surface geophysical techniques, (i.e. ground-penetrating radar (GPR) and electric resistivity tomography (ERT)), continue to enable great possibilities for 3-D visualization of fractures and cavities. An integrated survey, including GPR and ERT, was
Mahmoud Gaballah, Thamer Alharbi
doaj   +1 more source

Monitoring hydraulic processes with automated time-lapse electrical resistivity tomography (ALERT) [PDF]

open access: yes, 2009
Hydraulic processes in porous media can be monitored in a minimally invasive fashion by time-lapse electrical resistivity tomography (ERT). The permanent installation of specifically designed ERT instrumentation, telemetry and information technology (IT)
Chambers, J.E.   +6 more
core   +2 more sources

INTEGRATED GEOPHYSICAL-GEOTECHNICAL ASSESSMENT OF SAND RESOURCES FOR DREDGING AT NUNG IKONO UFOK, NIGERIA [PDF]

open access: yesGeological Behavior
This study presents an integrated geophysical-geotechnical assessment of sand resources in Nung Ikono Ufok, Nigeria, to evaluate their suitability for large-scale dredging operations.
Archibong, Mbereobong F, Uduak Polycarp
doaj   +1 more source

Quadrupol ERT [PDF]

open access: yes, 2020
The quadrupole method in geoelectrics was only applied for long offsets in the past. We scaled down the method to profile-style and grid-style short offset applications. The quadrupole approach yields the apparent resistivity in a tensorial form in contrast to the scalar apparent resistivity obtained from classical geoelectrics.
Nawa, V., Junge, A.
openaire   +1 more source

South American Expert Roundtable : increasing adaptive governance capacity for coping with unintended side effects of digital transformation [PDF]

open access: yes, 2020
This paper presents the main messages of a South American expert roundtable (ERT) on the unintended side effects (unseens) of digital transformation. The input of the ERT comprised 39 propositions from 20 experts representing 11 different perspectives ...
Cardinelle Oliveira Garcia, Flúvio   +18 more
core   +4 more sources

Comparison of the Calibration Algorithms and SI Traceability of MODIS, VIIRS, GOES, and GOES-R ABI Sensors

open access: yesRemote Sensing, 2016
The radiometric calibration equations for the thermal emissive bands (TEB) and the reflective solar bands (RSB) measurements of the earth scenes by the polar satellite sensors, (Terra and Aqua) MODIS and Suomi NPP (VIIRS), and geostationary sensors, GOES
Raju Datla   +3 more
doaj   +1 more source

Estimation of the hydraulic parameters of unsaturated samples by electrical resistivity tomography [PDF]

open access: yes, 2012
In situ and laboratory experiments have shown that electrical resistivity tomography (ERT) is an effective tool to image transient phenomena in soils. However, its application in quantifying soil hydraulic parameters has been limited.
Bear J.   +23 more
core   +1 more source

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