Results 1 to 10 of about 85,778 (285)

GPR of Multiple Vertical Rods under Lightning Strokes Considering Ionization, Dispersion, and Non-Homogeneity of Lossy Soils [PDF]

open access: yesAUT Journal of Electrical Engineering, 2023
In this paper, the effects of ionization and dispersion of a lossy soil on the Grounding Potential Rise (GPR) of buried multiple vertical rods under lightning return strokes are simultaneously studied. In all studies, an efficient modeling method, called
Saeed Reza Ostadzadeh   +2 more
doaj   +1 more source

Ground penetrating radar investigations of the geological structure of loose sediments at solid mineral deposits [PDF]

open access: yesE3S Web of Conferences, 2020
For effective commercial development of deposits, an increase in the information content of operational exploration is required. In recent years, the range of methods used to obtain complete and reliable information about the structure and properties of ...
Fedorova Larisa   +4 more
doaj   +1 more source

Design of a Circular Patch Antenna with a reflector for GPR applications [PDF]

open access: yesITM Web of Conferences, 2022
In this paper, a structure of a patch antenna operating at 0.5 GHz is proposed for ground-penetrating radar (GPR) applications, with an optimized performance at low frequencies.
Ismail Ouboudrar   +3 more
doaj   +1 more source

Siltuximab-Related Favorable Clinical Outcome for a Patient Suffering from Idiopathic Multicentric Castleman Disease

open access: yesCase Reports in Hematology, 2022
RationalCastleman disease is a rare lymphoproliferative disorder that can be subdivided into unicentric and multicentric forms, the latter of which causes a spectrum of serious medical conditions.
Stamatios Chrysochoou   +2 more
doaj   +1 more source

Juvenile Ossifying Fibroma with Aneurysamal Bone Cyst: A Case Report [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2014
The fibro osseous lesions of the jaws represent a diverse group of entities that are characterized by replacement of normal bone by a fibrous connective tissue matrix, with in which varying amounts of osteoid, immature and mature bone and in some ...
A. Vikram Simha Reddy   +4 more
doaj   +1 more source

Dental management of scleroderma patients using pentoxifylline plus vitamin E with and without TheraBite® to reduce trismus: Two case reports and brief review of literature

open access: yesClinical Case Reports, 2020
To provide evidence supporting the off label use of pentoxifylline and vitamin E especially by dentists with TheraByte to reduce trismus in scleroderma patients.
Daniel N. Reed   +12 more
doaj   +1 more source

Detection of Water-Table by Using Ground Penetration Radar (GPR) [PDF]

open access: yesEngineering and Technology Journal, 2011
Ground penetrating radar, GPR, is a high resolution geophysical method, which is based on the propagation of high frequency electromagnetic waves. The GPR method images structures in the ground that are related to changes in dielectric properties.
Ahmed Fouad Nashait, Mundher Ali Seger
doaj   +1 more source

CHARACTERIZATION OF A GROUND PENETRATING RADAR SHIELDED ANTENNA USING LABORATORY MEASUREMENTS, FDTD MODELING AND SWARM GLOBAL OPTIMIZATION

open access: yesCT&F Ciencia, Tecnología & Futuro, 2022
Full Waveform Inversion (FWI) is an optimization method that retrieves high-quality images of the ground's internal electromagnetic properties, such as permittivity, permeability, or conductivity.
Andrés-Fernando Plata-Galvis   +3 more
doaj   +1 more source

Railway track condition assessment at network level by frequency domain analysis of GPR data [PDF]

open access: yes, 2018
The railway track system is a crucial infrastructure for the transportation of people and goods in modern societies. With the increase in railway traffic, the availability of the track for monitoring and maintenance purposes is becoming significantly ...
Fontul, Simona   +3 more
core   +5 more sources

Investigation of Dimension Stone on the Island Brač—Geophysical Approach to Rock Mass Quality Assessment

open access: yesGeosciences, 2020
A site located on the island of Brač is known in history for world-famous architectural stone and stone mining, dating all the way back to ancient Greek and Roman times.
Jasmin Jug   +3 more
doaj   +1 more source

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