Zobrazeno 1 - 10
of 76
pro vyhledávání: '"T. A. Osman"'
Publikováno v:
Advances in Tribology, Vol 2015 (2015)
This work aims to study the wear characterization of common types of acetal polymer gears (spur, helical, bevel, and worm) using a new TS universal test rig, in order to obtain reliable results and as a reference when compared with acetal nanocomposi
Externí odkaz:
https://doaj.org/article/8d0e533518ee4bfca16511e49866b6e2
Publikováno v:
European Journal of Histochemistry, Vol 57, Iss 3, Pp e22-e22 (2013)
Protocols for immunohistochemical (IHC) detection of multiple antigens in the same tissue sections have been developed using primary antibodies directly conjugated to different enzymes or fluorochromes, or ones that have been raised in different spec
Externí odkaz:
https://doaj.org/article/6c1b79d38bb54797a8d670e36d735e79
Autor:
Pierluigi Lelli Chiesa, Antonio Aloi, Mariagrazia Andriani, Paolo Giambelli, Faisal A Nugud, Osman T. M Osman, Angela Riccio, Fabio Rossi, Diaaeldinn Y Salman, Alessandro Calisti
Publikováno v:
African Journal of Paediatric Surgery, Vol 17, Iss 3, Pp 79-84 (2020)
Background: Anorectal malformations (ARMs) in the sub-Saharan Africa are a common cause of neonatal referral for intestinal obstruction, and the posterior sagittal anorectoplasty (PSARP) approach is rapidly spreading. The small number of paediatric s
Externí odkaz:
https://doaj.org/article/520ef0ef0d8f4e9da049a99baee17649
Publikováno v:
Engineering Research Journal - Faculty of Engineering (Shoubra). 46:33-38
Publikováno v:
Journal of Vibroengineering, Vol 22, Iss 6, Pp 1309-1325 (2020)
In this paper, a self-tunable energy harvester based on pendulum oscillations with a mechanical motion rectifier (MMR) system, which can convert vibration into electrical energy, is proposed. The harvester is composed of a pendulum excited by a slide
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 5, Pp 10209-10222 (2020)
A relatively successful dissimilar joint between 1050 pure aluminum and annealed low carbon steel is achieved by using friction stir welding. Most studies of joining aluminum to steel have been performed by using low rotational speed with high traver
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 2, Pp 2054-2062 (2020)
The present work deals with the development of nanocomposite grease to reduce friction and wear between two contact surfaces such as the components of engine, cams, gears, and bearing. The tribological and rheological characteristics of nano grease w
Autor:
Mohamed Abubakr, Hossam A. Kishawy, Farida Elharouni, T. A. Osman, Amal M. K. Esawi, Hussien Hegab
Publikováno v:
RSC advances. 11(41)
Nanofluids are gaining attention as an attractive solution for the sustainable machining of difficult-to-cut materials. Despite the enormous recent work in the literature, there are still contradictions concerning the effect of different preparation
Publikováno v:
Industrial Lubrication and Tribology. 72:9-14
Purpose The purpose of this paper is to evaluate the influence of nanoparticles as an additive on the tribological properties of calcium grease. Design/methodology/approach The nano additives in this research are with different concentration of multi
Publikováno v:
Journal of Alloys and Compounds. 772:650-655
The water pollution increases every day due to the increase of the humans needs so a lot of studies were studied for looking the solutions. In this work, we studied the photocatalytic degradation performance of the methylene blue (MB) and the indigo