نتایج جستجو برای: containing organic materials
تعداد نتایج: 921645 فیلتر نتایج به سال:
Novel structured functional hybrid materials can be obtained by incorporating photoresponsive organic components into the silicate walls of periodic mesoporous silicates. Two such materials are described, containing either viologens or stilbene analogs. Thermal or photochemical activation of viologen units generates the corresponding radical cations, whose lifetime can vary from months to milli...
The scaffolds composed of monolithic ƒÀ-TCP and ƒÀ-TCP/ƒ¿-TCP composites were fabricated by a low-loaded environmental processing. The pore introduction was attempted using starch, instead of polymer beads. The aqueous slurry of the mixture of ƒÀ-TCP and starch was prepared for an aqueous slip-casting. Problem on the heterogeneity distribution of the starch in aqueous slip-casting was solved by...
In recent years, due to their structural diversity, adjustability, versatility, and excellent electrochemical properties, organic compounds with nitrogen-containing groups (OCNs) have become some of the most promising electrode materials. The acting as active sites include carbon–nitrogen groups, nitrogen–nitrogen nitrogen–oxygen in OCNs, covalent frameworks. molecular structure regulation OCNs...
Background and Aim: Formaldehyde is an organic chemical with widespread applications as a raw material in many industries. Industrial effluents with high contents of formaldehyde should be treated because of their carcinogenic and mutagenic effects. The objective of this study was to determine the efficacy of the anaerobic sequence batch biofilm reactor (ASBBR) for formaldehyde biodegradation. ...
with the increasing population and the need for more food, as well as with the development of science and technology, human approach to unnatural and often chemical inputs to increase agricultural production has been a great expansion and problems such as increased cancers, chronic diseases has created environmental pollution. implementation of organic organic is a solution to these problems . ...
under favorable soil conditions such as existence of easily destructible organic compounds, balanced heat and moisture, adequate ventilation and abundant nutrients, organic materials are mineralized. once mineralizing occurs, mineral elements like p, s, ca, mg, k and other cations are released. a related study was conducted to determine the effect of seven organic fertilizers (leaf mold (lm), r...
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