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السجلات المعروضة 81 -- 90 من 115
Hydrocarbon-based fuel cell membranes: Sulfonated crosslinked poly(1,3-cyclohexadiene) membranes for high temperature polymer electrolyte fuel cells
(
Elsevier
, 2015 , Article)
High temperature fuel cell membranes based on poly(1,3-cyclohexadiene) were prepared by a Polymerization-Crosslinking-Sulfonation (PCS) approach, and a broad range of membrane compositions were achieved using various ...
Improving the efficiency of dye sensitized solar cells by TiO2-graphene nanocomposite photoanode
(
Elsevier B.V.
, 2015 , Article)
Nanocomposite photoanodes were prepared by addition of graphene (GR) micro-platelets to TiO2 nanoparticulate paste. TiO2/graphene based DSSCs were fabricated using Z907 photosensitizer. Transmission electron microscope was ...
Validation of the General Self-Efficacy Scale among Qatari young women
(
World Health Organization
, 2015 , Article)
The General Self-Efficacy Scale (GSES) is a measure of people’s beliefs about their capacity to cope
with life’s demands. Self-efficacy may be particularly relevant in transitional stages such as in late adolescence,
when ...
DSC investigation of the gelation kinetics of emulsified PAM/PEI system: Influence of surfactants and retarders
(
Springer Netherlands
, 2015 , Article)
Water production in the oilfields has a negative impact on the production and economy. It is highly desired to shut off water paths without affecting the hydrocarbon zones. Polymer gels are frequently used for water control ...
E5 and E6/E7 of high-risk HPVs cooperate to enhance cancer progression through EMT initiation
(
Taylor & Francis
, 2015 , Article)
It is estimated that 10–20% of human carcinogenesis is linked to virus infection including papillomaviruses (HPVs). Moreover, since metastatic cancer disease is a major cause of morbidity and mortality in cancer patients, ...
Metal distribution in marine sediment along the Doha Bay, Qatar.
(
Springer
, 2015 , Article)
Concentrations of 25 heavy metals (Ag, Al, As, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Mo, Na, Ni, Pb, Sb, Se, Sr, V, Zn and Hg) in surface sediments along the Doha Bay from 10 transects each with five stations were ...
The effect of expanded graphite on the flammability and thermal conductivity properties of phase change material based on PP/wax blends
(
Springer
, 2015 , Article)
The study reports on the flammability, thermal stability, impact properties and thermal conductivity of shape-stabilized phase change materials based on a soft Fischer–Tropsch paraffin wax blended with polypropylene (PP). ...
No (Gulf) Country for Syrian Refugees
(
The Council on Foreign Relations
, 2015 , Article)
A common reaction to the ongoing migrant crisis has been to blame Europe: how can the wealthy nations of western Europe allow such a tragedy? More recently, however, media and popular scrutiny have turned back toward the ...
Free Zones in the United Arab Emirates: Domestic and International Tax Issues
(
Kluwer Law International
, 2015 , Article)
Free Zones in the United Arab Emirates (UAE) offer an abundance of tax and economic advantages for companies wishing to incorporate in the UAE and develop their business with a high degree of flexibility. However, the ...
Electrocoalescence of water drop trains in oil under constant and pulsatile electric fields
(
Institution of Chemical Engineers
, 2015 , Article)
This study addresses the effectiveness of constant and pulsed DC fields in promoting coalescence of dispersed water drops in an oil-continuous phase. For this purpose, a train of drops of relatively uniform size is injected ...