نتایج جستجو برای: microwave nixtamalization
تعداد نتایج: 50874 فیلتر نتایج به سال:
Background: Due to the increase of public concern about the physical and psychological effects of radiation on the health of cell phone users, the present study aimed to determine public exposure to microwave propagation from current cell phones in different user conditions. Methods: In this cross-sectional study, the effective intensity of microwave radiation from cell phone were measured...
Microwave dyeing was carried out under a variety of conditions in terms of the power and time of a microwave to investigate the effects of microwaving on the dyeability of acrylic fibers. It was found that the dyeability of acrylic fibers were significantly improved under microwave irradiation caused by the increased adsorption of the dye into fibers due to the local over heating and an amplifi...
background: the biological solids produced during wastewater treatment processes are called sludge. as sludge contains various sickening microorganisms such as pathogens, organic and inorganic substances and has adverse effects on human and environment, therefore it should be treated and processed entirely prior to disposal and then disposed in line to the environmental regulations. thermal tre...
Background and Objective: Hodgkin's lymphoma is a potentially curable hematologic malignancy with difficulty in its diagnosis especially in atypical cases even in expert hands. Today, immunohistochemistry plays a significant role in the diagnosis of it especially applying the anti-CD15 and anti-CD30 antibodies. The negativity of CD15 can be reduced by antigen retrieval for meth...
microwave-assisted hydrodistillation (mahd) method has been compared with hydrodistillation (hd) conventional technique for extraction of essential oil from achillea millefolium. microwave-assisted hydrodistillation were examined at three levels of microwave powers (300, 500, and 700 w) . obtained results show that mahd offers important advantages over hd in terms of energy savings and extr...
the genus haplophyllum, which belongs to the rutaceae family, includes 18 species in iran. in this study, after collecting plant material, botanical identification and suitable drying, the essential oils from aerial parts of haplophyllum robustum bge. were extracted by three different isolation techniques, conventional hydrodistillation (hd), microwave-assisted hydrodistillation (mahd) and solv...
According to radiation protection regulations, microwave radiation intensity should not exceed general public exposure limit defined in "Iranian Standard-Non ionizing radiation-exposure limits". Based on this standard, exposure limit for microwave ovens, which work at 2450 MHz, is 1mW/cm2. By implementing such standard, about 575 imported ovens, including different models and brands w...
The purpose of the research was to study the effect of microwave power inpretreatment of fresh waterhyacinth on biogas production. The variations of microwave power levels are 240; 400; 560 and 800 W. The variations of microwave heating time are 5; 7 and 9 min. The unpretreated fresh water hyacinth are used as control. The result of research showed that the microwave pretreatment of fresh water...
background: cutaneous leishmaniasis caused by l. major is an important public health problem in endemic areas. the aim of this study was to explore the therapeutic effect of microwave and or infrared radiation in the treatment of lesion induced in balb/c mice by l. major inoculation. methods: the footpad lesion was induced in balb/c mice by inoculation of l. major promastigotes subcutaneously. ...
The city of Teotihuacan (AD 1–550) was a major multiethnic urban center that attracted migrants from as far away west Mexico and the Maya region. Past research in Tlajinga district at using oxygen isotopes human remains estimated nearly 30% population 33, single apartment compound, were migrants. This study takes dual-isotope approach ( 87 Sr/ 86 Sr ? 18 O p ) to reevaluate proportion in-migrat...
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