Results 21 to 30 of about 9,297,024 (336)

DESTRUCTION MECHANISMS OF CU-ETP COPPER GUIDES FOR SECTIONAL INSULATORS OF RAILWAY TRACTION [PDF]

open access: yesScientific Journal of Silesian University of Technology. Series Transport, 2021
This article presents the results of a research on the operational damage to sectional insulator guides made of hard electrolytic copper Cu-ETP (Electrolytic Tough Pitch Copper).
Jarosław KONIECZNY
doaj   +1 more source

Survey of Text-based Visual Question Answering [PDF]

open access: yesJisuanji gongcheng
Traditional Visual Question Answering(VQA)only focuses on the visual object information in the image, ignoring the text information in the image. In addition to visual information, Text-based Visual Question Answering (TextVQA)also focuses on the text ...
Guide ZHU, Hai HUANG
doaj   +1 more source

Mobile City- og sprogguides. Nye forbindelser mellem formelle og uformelle læringsmiljøer

open access: yesLæring og Medier, 2009
Denne artikel præsenterer og diskuterer et m-læringsdidaktisk scenarie til fremmedsprogsundervisning på videregående uddannelser. Scenariet er et bud på, hvordan mobilen og web 2.0 kan inddrages i undervisningen.
Mads Bo Kristensen   +3 more
doaj   +1 more source

BK polyomavirus associated progressive multifocal leukoencephalopathy in a person living with HIV

open access: yesBrain, Behavior, & Immunity - Health, 2021
Progressive multifocal leukoencephalopathy (PML) is a rare demyelinating disease of the white matter central nervous system occurring in immunocompromised patients particularly those with T cell deficiency such as in HIV, haematological and solid organ ...
Brendan O'Kelly   +5 more
doaj   +1 more source

UMBILICAL CORD BLOOD (UCB) AND BONE MARROW (BM) AS A SOURCE OF NATURAL KILLERS (NK) FOR KIR-ALLOREACTIVE ADOPTIVE IMMUNOTHERAPY (KIR-AI)

open access: yesHematology, Transfusion and Cell Therapy, 2022
Objective: NK are innate lymphoid cells with the ability to rapidly recognize and exhibit cytotoxicity toward tumor and virus infected cells in HLA-independent manner without prior activation. KIR-AI is the next promising step after KIR-alloreactive NMAC
Kapitolina Melkova   +2 more
doaj   +1 more source

Guide to Maintain Historic Egyptian Mosques: Case Study of Abul-Hajjaj Mosque - Luxor

open access: yesARCHive-SR, 2017
The mosque is considered one of the most important buildings of the Islamic city since the Prophet's Mosque (peace and blessings be upon him), and maintenance is considered an important element and a cornerstone of buildings in general.
Hesham Osman Abd Elrahman
doaj   +1 more source

What are the novelties in acute heart failure? [PDF]

open access: yesБългарска кардиология, 2021
Acute heart failure (AHF) is an integral part of the course of chronic disease, such as HF. It can be initial de novo or acutely decompensated chronic HF, but this cardinal division is contested in the new published universal defi nition of HF.
Yoto Yotov
doaj   +3 more sources

Introducción al hipertexto como herramienta general de información. Concepto, sistemas y problemática

open access: yesRevista Española de Documentación Científica, 1990
Se describen los orígenes históricos del hipertexto, los objetivos que perseguían sus iniciadores , Nelson y Engelbart, y se da una definición general del concepto de hipertexto, y su relación con la programación orientada al objeto, como uno de sus ...
Isidre Canals Cabiró
doaj   +1 more source

Realistic aspects behind the application of the rat model of chemically-induced mammary cancer: Practical guidelines to obtain the best results [PDF]

open access: yesVeterinary World, 2023
Cancer is one of the most important public health problems worldwide. Despite the great contribution of in-vitro studies for biomedical research, animals are essential to study diseases’ biopathology and diagnosis, and searching for new preventive and ...
Jéssica Silva   +3 more
doaj   +1 more source

Review of Archaeological Methods [Website]

open access: yesInternet Archaeology, 2011
Archaeological Methods has been designed, developed and authored by a team from the Archaeology Division of the School of Forensic and Investigative Sciences at the University of Central Lancashire (UCLAN) in Preston, UK.
John Gale
doaj   +1 more source

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