نتایج جستجو برای: microwave assisted hydrothermal technique
تعداد نتایج: 787513 فیلتر نتایج به سال:
microwave-assisted hydrodistillation (mahd) at three levels of microwave power (180, 360, and 540 w) and the traditional hydrodistillation (hd) were applied to obtain essential oils from bunium persicum boiss. (black zira). mahd at 540 w started much earlier than that of hd (4 min vs. 38 min, respectively). by the time the extraction of essential oils started with hd, almost 50% of the total es...
background: more and more infertile patients have accepted the assisted reproductive technique (art) therapy. concerns have been raised over an increased risk of adverse maternal outcomes in art populations as compared with natural conception (nc). objective: the aim was to improve the art in clinicial work and to reduce the incidence of pregnancy complications in art group according to analyzi...
The advantages of microwave technology over conventionally conducted experiments are numerous. Some them reduction in reaction time, a higher degree process control, repeatability, and work safety. Microwave synthesis routes require complete description the experimental details, instrumentation, design program oven used experiments. In this work, microwave-assisted hydrothermal hematite (?-Fe2O...
In recent years, environmental pollution has become more serious, especially the organic pollutants. Metal frameworks (MOFs) are promising materials used to degrade pollutants recently. Among them, Materials Institute Lavoisier (MILs) have been widely engaged due their good stability and unique structural characteristics. This paper systematically analyses summarizes progress of MILs in degrada...
Microwave irradiation during tissue fixation and immunostaining reduces the sample preparation time. Microwave irradiation also facilitates the penetration of fixatives and antibody solutions into the tissues, resulting in efficient fixation and reduction of non-specific antibody binding, respectively. Experimental procedures involving immunofluorescence microscopy are time-consuming as this me...
A rapid method of microwave-assisted extraction coupled with high-speed counter current chromatography and UV detector was established for the preparation of phytosterols from edible marine algae. Extraction conditions, namely microwave power, liquid/solid ratio, irradiation time and extraction temperature were optimized using orthogonal array design. The microwave-assisted extraction of Undari...
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