نتایج جستجو برای: microwave

تعداد نتایج: 50836  

2004
Semin Ozge Keskin Gulum Sumnu Serpil Sahin

The main objective of the study was to compare the effects of halogen lamp–microwave combination baking on quality of breads with other baking methods (conventional, microwave and halogen lamp baking). It was also aimed to improve the quality of microwave baked breads by using combination oven. Weight loss, specific volume, firmness and color of the breads were measured as quality parameters. H...

Journal: :Physical chemistry chemical physics : PCCP 2015
Yugo Tasei Fumikazu Tanigawa Izuru Kawamura Teruaki Fujito Motoyasu Sato Akira Naito

Microwave heating effects are widely used in the acceleration of organic, polymerization and enzymatic reactions. These effects are primarily caused by the local heating induced by microwave irradiation. However, the detailed molecular mechanisms associated with microwave heating effects on the chemical reactions are not yet well understood. This study investigated the microwave heating effect ...

ABSTRACT: The combination of pulsed vacuum osmotic dehydration and microwave drying of garlic bulbs were examined. The response surface methodology (RSM) was used to determine the effect of NaCl concentration (8%-20%), osmotic solution temperature (25-65°C), operation pressure (240-830 mbar), immersion time (20-300 min) and microwave power level (100-600 W) on water loss (WL), solids gain (SG),...

Journal: :journal of food biosciences and technology 0

abstract: the combination of pulsed vacuum osmotic dehydration and microwave drying of garlic bulbs were examined. the response surface methodology (rsm) was used to determine the effect of nacl concentration (8%-20%), osmotic solution temperature (25-65°c), operation pressure (240-830 mbar), immersion time (20-300 min) and microwave power level (100-600 w) on water loss (wl), solids gain (sg),...

Journal: :nutrition and food sciences research 0
behnaz naderi gorgan university of agricultural science and natural resources, gorgan, iran yahya maghsoudlou gorgan university of agricultural science and natural resources, gorgan, iran mehrnaz aminifar standard research institute (sri), karaj, iran mohammad ghorbani gorgan university of agricultural science and natural resources, gorgan, iran ladan rashidi standard research institute (sri), karaj, iran

background and objectives: red colored fruits such as cornelian cherry (cornus mas l) are recognized as being healthy. the color of these fruits is an important sensory property in assessment of product quality therefore, minimizing the loss of color in the process is very important. materials and methods: in this study, comparison of the color, turbidity, degradation rate of anthocyanin, and r...

Journal: :Journal of neuroscience methods 2004
Teresa Elena Muñoz Richard T Giberson Richard Demaree Jonathan R Day

Advances in microwave technology permitted the development of new antigen labeling techniques. The recent microwave development of a true variable wattage unit designed for laboratory use and an apparatus for dampening standing wave radiation patterns have allowed investigators to better control the conditions within a microwave cavity. Thus, operating limits thought to be endemic to microwave-...

2017
Saifuddin Nomanbhay Mei Yin Ong

The conversion of biomass into chemicals and biofuels is an active research area as trends move to replace fossil fuels with renewable resources due to society's increased concern towards sustainability. In this context, microwave processing has emerged as a tool in organic synthesis and plays an important role in developing a more sustainable world. Integration of processing methods with micro...

2015
Jakub Dömény Petr Čermák Petr Pařil Fanni Pozsgayné Fodor Aleš Dejmal Peter Rademacher

Microwave and conventional acetylation of wood was carried out to determine its efficacy on the material properties. Beech (Fagus sylvatica L.) and poplar (Populus hybrids) samples with dimensions 14 mm × 14 mm × 14 mm were impregnated using acetic anhydride, and chemical reactions were initiated by microwave and conventional heating. The microwave acetylation process was carried out using labo...

2014
Shaoying Zhang Lei Zhang Rui Zhang

Apple juice inoculated with alicyclobacillus acidoterrestris was treated with microwave at different power and time, and the efficacy of microwave against alicyclobacillus acidoterrestris was investigated. The results showed that alicyclobacillus acidoterrestris quantity decreased with microwave enhancement or time extension. When juice was treated with microwave at higher than 720 W and for lo...

Journal: :Physical review letters 2011
H Jobic J E Santander W C Conner G Wittaker G Giriat A Harrison J Ollivier Scott M Auerbach

We have performed in situ quasielastic neutron scattering (QENS) measurements on zeolite-guest systems under microwave irradiation, for comparison with corresponding simulations. Both experiment and simulation reveal selective heating of methanol in silicalite, but little to no heating of benzene in silicalite. Effective translational and rotational temperatures extracted from QENS data under m...

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