نتایج جستجو برای: oxidizing agent
تعداد نتایج: 261916 فیلتر نتایج به سال:
hydrogen peroxide, an oxidizing agent used in surgery for its antiseptic properties, has been associated with life-threatening complications. we report a case of suspected gas embolism following irrigation of a tibial bone cyst with hydrogen peroxide in a five year-old boy under general anesthesia, who died despite resuscitative measures and a long stay in the intensive care unit.
Abstract In this work, a functionalized gallium metal–organic framework with active dioxo-molybdenum (VI) centers was evaluated as catalyst in the epoxidation of soybean oil using tert-butyl-hydroperoxide an oxidizing agent. The influence reaction time, temperature, and concentration agent studied, it demonstrated that highest epoxide selectivity obtained at 110 °C after 4 h (29% conversion 91%...
Hydrogen peroxide was encapsulated into a silica xerogel matrix by the sol-gel technique. The composite was tested as an oxidizing agent both under conventional and microwave conditions in a few model reactions: Noyori's method of octanal and 2-octanol oxidation and cycloctene epoxidation in a 1,1,1-trifluoroethanol/Na2WO4 system. The results were compared with yields obtained for reactions wit...
Nitric oxide (NO*) reacts with superoxide (O2-*) forming peroxynitrite (PXN) (ONOO-), a strong oxidant which reacts with several biomolecules leading to enormous implications in biological process, holds enormous implications for the understanding of free radicals. The ONOO- formation in vivo has significant implications in free radical biology. It exerts a defensive role in large number of pat...
Polyaniline-cobalt nanocomposites were synthesized bysalt of cobalt with ammonium persulphate as an oxidizing agent and aniline.This paper reports on hydrothermal technique using for synthesis and size control of cobalt nanoparticles in the composite bridge is aniline. Electrical conductivity of polyaniline alone in acidic environments, without and with cobalt nanoparticles measured.Increasing ...
One of the efforts to control growth microorganisms is sterilization. The sterilization process can use ozone gas, which a triatomic form element oxygen. Ozone acts as an oxidizing agent capable destroying structure bact
Many unicellular flagellates are mixotrophic and access resources through both photosynthesis and prey capture. Their fitness depends on those processes as well as on swimming and predator avoidance. How does the flagellar arrangement and beat pattern of the flagellate affect swimming speed, predation risk due to flow-sensing predators, and prey capture? Here, we describe measured flows around ...
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