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السجلات المعروضة 7871 -- 7880 من 11205
Dataset for petroleum based stock markets and GAUSS codes for SAMEM
(
Elsevier Inc.
, 2017 , Article)
This article includes a unique data set of a balanced daily (Monday, Tuesday and Wednesday) for oil and natural gas volatility and the oil rich economies’ stock markets for Saudi Arabia, Qatar, Kuwait, Abu Dhabi, Dubai, ...
The impact of mechanical shear on membrane flux and energy demand
(
Elsevier B.V.
, 2016 , Article Review)
The use of forced mechanical shear for both disc membranes (rotating and vibrating disc filtration, RDF and VDF respectively) and hollow fibres (vibrating HF membranes, VHFM) is reviewed. These systems have been extensively ...
Ni-based nano-catalysts for the dry reforming of methane
(
Elsevier B.V.
, 2019 , Article)
Development of a highly efficient and coke-resistant, nickel based nano-catalyst in the carbon dioxide reformation of methane is reported. The alumina supported Ni-based catalyst with a metal loading of 5wt% was prepared ...
Inhibitor loaded calcium carbonate microparticles for corrosion protection of epoxy-coated carbon steel
(
Elsevier Ltd
, 2019 , Article)
pH-sensitive calcium carbonate microparticles were loaded with polyethyleneimine (PEI), a corrosion inhibitor, and used as anti-corrosion additive in epoxy coatings applied on carbon steel. The presence of PEI in the CaCO3 ...
Spatio-temporal distribution and sources identifications of polycyclic aromatic hydrocarbons and their alkyl homolog in surface sediments in the central Arabian Gulf
(
Elsevier B.V.
, 2019 , Article)
The quantitative analysis of 18 parents and their alkyl homologs was performed in sediment samples from the central Arabian Gulf (Gulf) around Qatar Peninsula in six sequential seasons, winter 2014 to spring 2015, at 21 ...
Study of π-conjugation effect of organic semiconductors on their optical parameters
(
Elsevier B.V.
, 2016 , Article)
Metal free organic semiconductor “7,16-bis(3,3-dimethyl-3H-indol-2-yl)-5,14-dihydrodibenzo [b,i][1,4,8,11] tetraazacyclotetradecine” and metal free with extended π-conjugation organic semiconductor “8,19-bis(3,3-dimethyl ...
Why do exercisers with a higher trait self-control experience higher subjective well-being? The mediating effects of amount of leisure-time physical activity, perceived goal progress, and self-efficacy
(
Elsevier Ltd
, 2018 , Article)
A first goal of the present study consisted in examining the interrelationships between trait self-control, amount of leisure-time physical activity (LTPA), goal progress, self-efficacy and subjective well-being. A second ...
Trait self-control: Why people with a higher approach (avoidance) temperament can experience higher (lower) subjective wellbeing
(
Elsevier Ltd
, 2018 , Article)
The present study sought to examine the interrelationships between approach and avoidance temperament, trait self-control, and subjective wellbeing, and to see whether trait self-control could mediate the effect of temperament ...
A case analysis of E-government service delivery through a service chain dimension
(
Elsevier Ltd
, 2019 , Article)
Unlike e-business few studies have examined how information is generated and exchanged between stakeholders in an e-government service chain to generate value for citizens. This case study applies the concept of service ...
Invariant characterization of third-order ordinary differential equations u''=f(x,u,u',u) with five-dimensional point symmetry group
(
Elsevier B.V.
, 2019 , Article)
The Cartan equivalence method is applied to provide an invariant characterization of the third-order ordinary differential equation u''=f(x,u,u',u') which admits a five-dimensional point symmetry Lie algebra. The invariant ...