نتایج جستجو برای: non hydrocarbon

تعداد نتایج: 1335850  

Journal: :Energies 2023

The review contains a comparative analysis of studies on the production hydrogen and syngas based processes partial oxidation natural gas other types feedstock. results presented in literature show high potential non-catalytic autothermal hydrocarbons for development chemistry energetics. makes it possible to overcome such serious shortcomings traditional technologies as technological complexit...

Journal: :Chemical communications 2016
Harshita Kumari Steven R Kline Stuart R Kennedy Christopher Garvey Colin L Raston Jerry L Atwood Jonathan W Steed

Vortex fluidic mediated shearing of supramolecular gels in thin films leads to complete disruption of fluorous bis-urea derived gels. Hydrocarbon analogues however, are only partially disrupted, which emphasizes the resistance of non-fluorous bis-urea gelators towards shear. The gel structures have been studied by combining the thin film shearing with small angle neutron scattering. This techni...

2014

Surfactants are amphiphilic compounds that have a molecular structure containing both a hydrophilic (water loving) and a hydrophobic (water hating) region. The hydrophobic region is usually a long chain aliphatic hydrocarbon, whereas the hydrophilic portion can be composed of an ionic or non-ionic polar group. The physical nature of these molecules bestows the ability to reduce surface tension ...

2013

Surfactants are amphiphilic compounds that have a molecular structure containing both a hydrophilic (water loving) and a hydrophobic (water hating) region. The hydrophobic region is usually a long chain aliphatic hydrocarbon, whereas the hydrophilic portion can be composed of an ionic or non-ionic polar group. The physical nature of these molecules bestows the ability to reduce surface tension ...

2012

The special properties of surfactants are important in a wide variety of applications in chemistry, biology, engineering, and other areas. These molecules are said to be amphipathic; i.e., they have distinct hydrophilic (polar) and hydrophobic (non polar) regions. The polar region, called the head group, may be neutral, cationic, anionic, or zwitterionic. The hydrophobic tail has one or more ch...

Journal: :PloS one 2016
Xiao-ming Li Juan Peng Wen Gu Xue-jun Guo

The aryl hydrocarbon receptor (AhR), a transcription factor of the bHLH/PAS family, has recently been demonstrated to regulate T cell differentiation. Whether AhR activation participates in allergic airway inflammation remains unknown. In the current study, using a non-eosinophilic asthma model, we demonstrate that 2, 3, 7, 8-tetrachlorodibenzo-P-dioxin (TCDD), a potent AhR ligand, reduced the ...

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