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Now showing items 21-30 of 348
Reduction kinetics of ceria surface by hydrogen
(
Elsevier
, 2004 , Article)
Sintered ceria pellets of porosity 16.4% and density 5.99gcm−3 were treated in a hydrogen flow at 1atm and various temperatures. The electrical conductivity was measured in situ while hydrogen gas was flowing over the CeO2. ...
ترقين العلامة التجارية في القانون الأردني
(
مجلس النشر العلمي - جامعة الكويت
, 2009 , Article)
إذا كان من المسلم به، أن الحق في العلامة التجارية، يكتسب بوسيلتين اثنتين لا ثالث لهما؛ الأولى: الاستعمال، والثانية: التسجيل، فإنه- أي الحق في العلامة التجارية- ينقضي لغير سبب، البعض منها محل تسليم والآخر محل نظر. لذلك، ...
Surface layer modification of ion bombarded HDPE
(
Elsevier
, 2004 , Article)
Press-moulded, high density polyethylene (HDPE) samples were subjected to ion bombardment and effects of the modification studied. He+ ions of energy 100 keV or Ar+ ions of energy 130 keV were applied in the range of dose ...
Validation of CFD simulation for flat plate solar energy collector
(
Elsevier
, 2007 , Article)
The problem of flat plate solar energy collector with water flow is simulated and analyzed using computational fluid dynamics (CFD) software. The considered case includes the CFD modeling of solar irradiation and the modes ...
Temperature and electric field effects on the dielectric dispersion of modified polyvinyl chloride
(
Elsevier
, 2003 , Article)
The effect of electric field on the dielectric dispersion of modified polyvinyl chloride (PVC) has been investigated. The applied direct current (DC) field strength was ranging from 0 to 104 V cm−1. The complex permitivity ...
Intellectual Property Rights from an Islamic perspective
(
Inderscience
, 2008 , Article)
This paper seeks to answer the following two questions. What is the stand of Islamic Jurisprudence with regard to regulating Intellectual Property Rights and its protection? Has this matter ever been tackled by any of the ...
Stability of membrane fouling particles under perikinetic and orthokinetic flow conditions
(
Elsevier B.V.
, 2004 , Article)
Stability of fouling particles against Brownian motion (perikinetic) and simple shear flow (orthokinetic) was investigated. The effect of the various parameters such as particle radius, Hamaker constant, salt (1-1 type) ...
Simulation and economic evaluation of natural gas hydrates [NGH] as an alternative to liquefied natural gas [LNG]
(
Elsevier B.V.
, 2005 , Article)
Despite the fact that relatively little is known about the ultimate resource potential of natural gas hydrates, it is certain that gas hydrates are a vast storehouse of natural gas and significant technical challenges need ...
The Scientific Contributions of Arab Scientists to the International Research: a Study of the Indicators for Select Arab Countries
(
Blackwell Publishing Ltd
, 2009 , Article)
Using SCOPUS database, the research productivity of Arab researchers in five countries has been investigated. The analysis included subject, geographical and time range indicators. The relationship between the most published ...
Redesciption of Ten species of digenetic trematodes from marine fish of Emirati coastsof the Arabian Gulf
(
Arab Bureau of Education for the Gulf States
, 2003 , Article)
Ten species of digenetic trematodes are fully described from fishes of the United Arab Emirates. These specimens, which have been previously described in a list which comprised different helminth fauna, commonly infest ...