Results 21 to 30 of about 239,720 (262)

Development of a New Bi-Arc Dynamic Numerical Model for Modeling AC Flashover Processes of EHV Ice-Covered Insulators

open access: yesEnergies, 2018
This paper presents the development of a new bi-arc dynamic numerical model for predicting AC critical flashover voltage (FOV) of ice-covered extra-high voltage (EHV) insulators. The proposed model is based on a generic calculation algorithm coupled with
Marouane Jabbari   +2 more
doaj   +1 more source

Impact of Photon Spectra on the Sensitivity of Polymer Gel Dosimetry by X-Ray Computed Tomography [PDF]

open access: yesIranian Journal of Medical Physics, 2019
Introduction: The purpose of the current study was to investigate the effect of X-ray spectra on the sensitivity of a polymer gel dosimeter imaged with a conventional computed tomography (CT) scanner. Material and Methods: The whole process of CT imaging
Homa Hayati, Asghar Mesbahi
doaj   +1 more source

Radiografia do implante coclear: técnica adaptada para aparelho portátil Cochlear implant radiography: technique adapted into a portable apparatus

open access: yesBrazilian Journal of Otorhinolaryngology, 2012
Considerando a indisponibilidade de equipamentos avançados de aquisição de imagens nos centros cirúrgicos da maioria dos centros hospitalares e a importância fundamental que têm para o cirurgião uma visualização imediata do implante coclear logo após sua
Flávio Donizeti Molezini   +3 more
doaj   +1 more source

Multibody Models of the Thoracolumbar Spine: A Review on Applications, Limitations, and Challenges

open access: yesBioengineering, 2023
Numerical models of the musculoskeletal system as investigative tools are an integral part of biomechanical and clinical research. While finite element modeling is primarily suitable for the examination of deformation states and internal stresses in ...
Tanja Lerchl   +5 more
doaj   +1 more source

Imaging in the Land of 1000 Hills: Rwanda Radiology Country Report

open access: yesJournal of Global Radiology, 2015
Rwanda is an equatorial country in central Africa (Figure 1), and part of the East African Community of Burundi, Kenya, Uganda and Tanzania. It is a small country, just over 10,000 square miles.
David A. Rosman   +6 more
doaj   +1 more source

Development of a mathematical model of the generalized diagnostic indicato on the basis of full factorial experiment [PDF]

open access: yesArchives of Transport, 2017
Purpose. The aim of this work is to develop a mathematical model of the generalized diagnostic indicator of the technical state of traction substations electrical equipment. Methodology.
Viktor G. Sychenko, Dmytro V. Mironov
doaj   +1 more source

Imaging in the Khmer’s Land: Cambodia Country Report

open access: yesJournal of Global Radiology, 2015
Cambodia is located in Southeast Asia on the Indochina Peninsula and borders Vietnam, Laos, Thailand and the Gulf of Thailand (Figure 1). With a total area of 69,898 square miles and population of 15,458,332, Cambodia’s population density has steadily ...
Samantha G. Harrington, Joseph Makris
doaj   +1 more source

ЗАСТОСУВАННЯ БАГАТОРІВНЕВИХ СИСТЕМ ДЛЯ РОЗВ’ЯЗКУ ЗАДАЧ МОНІТОРИНГУ І ДІАГНОСТИКИ ВУЗЛІВ ЕЛЕКТРОТЕХНІЧНОГО ОБЛАДНАННЯ

open access: yesПраці Інституту електродинаміки Національної академії наук України, 2023
Features of the construction and practical application of multi-level information and measurement systems for monitoring and diagnostics of electrical equipment are considered.
Ю.І. Гижко   +6 more
doaj   +1 more source

Heterogeneity in the Global Practice of Central Nervous System Staging in Pediatric Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) involvement in childhood acute lymphoblastic leukemia (ALL) is assessed by cell counting and cytomorphology from cerebrospinal fluid (CSF) and is used for treatment stratification worldwide. The ratio of “CNS2” patients in clinical trials ranges from 3% to 40%, with unclear prognostic significance ...
Laura Almási   +14 more
wiley   +1 more source

Diagnostic Radiology in Liberia: A Country Report

open access: yesJournal of Global Radiology, 2015
Liberia is a tropical country located south of the Sahara Desert in coastal West Africa. It lies at 6 °30’ North Latitude and 9° 30’ West Longitude and is bordered by Guinea, Cote d’Ivoire, Sierra Leone and the Atlantic Ocean.
Farah S. Ali   +3 more
doaj   +1 more source

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