نتایج جستجو برای: microwave heating

تعداد نتایج: 103154  

2015
Fenghua Zhang Tianyang Zhou Yanju Liu Jinsong Leng

Microwave technology is a highly effective approach to fast and uniform heating. This article investigates that the microwave heating as a novel method is used to rapidly foam and actuate biocompatible and biodegradable shape memory crosslinked-polycaprolactone (c-PCL) foams. The optical microscope proves that the resulting c-PCL foams have homogenous pore structure. Mechanical behavior and sha...

2017
Satoshi Horikoshi Takashi Minagawa Shuntaro Tsubaki Ayumu Onda Nick Serpone

Selective heating of microwave-absorbing solid catalysts in a heterogeneous medium may affect a chemical reaction; such selectivity cannot be achieved by conventional oil-bath or steam heating methods. Moreover, microwave methods are often misunderstood with respect to equipment and temperature measurements, so that additional experimentation is necessary. In this regard, the present study inte...

2014

Head rice yield (HRY) and eating qualities can be improved by accelerated newly harvest paddy rice aging. In this study, microwave heating of continuous microwave dryer was applied to heat the newly harvested paddy rice. The microwave power level (MWL), exposure times (ET), and heating rounds (HR) on accelerated rice aging properties such as head rice yield and pasting properties, water uptake,...

2017
Brogan T. McWilliams Hongwang Wang Valerie J. Binns Sergio Curto Stefan H. Bossmann Punit Prakash

The objective of this study was to evaluate microwave heating enhancements offered by iron/iron oxide nanoparticles dispersed within tissue-mimicking media for improving efficacy of microwave thermal therapy. The following dopamine-coated magnetic nanoparticles (MNPs) were considered: 10 and 20 nm diameter spherical core/shell Fe/Fe₃O₄, 20 nm edge-length cubic Fe₃O₄, and 45 nm edge-length/10 nm...

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...

Journal: :SHINKU 1968

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 ...

2004
Frank Wiesbrock Richard Hoogenboom Ulrich S. Schubert

Microwave irradiation is a well-known method for heating and drying materials and is utilized in many private households and industrial applications for this purpose. It offers a number of advantages over conventional heating, such as noncontact heating (circumventing the decomposition of molecules close to the walls of the reaction vessel), instantaneous and rapid heating (resulting in a unifo...

Journal: :Journal of clinical pathology 1993
C Charalambous N Singh P G Isaacson

AIMS To assess the effect of microwave heating on immunohistochemical staining of CD15 and CD30 antigens in Hodgkin's disease tissue samples. METHODS Formalin fixed, paraffin wax embedded sections from 20 cases of Hodgkin's disease (six mixed cellularity, 14 nodular sclerosis) were immunostained for CD15, using two antibodies (DAKO-M1 and Leu-M1) and for CD30 using the antibody Ber-H2. The st...

Journal: :Acta scientiarum polonorum. Technologia alimentaria 2013
M Abbas Ali Zahrau Bamalli Nouruddeen Ida Idayu Muhamad Razam Abd Latip Noor Hidayu Othman

BACKGROUND Microwave heating is one of the most attractive cooking methods for food preparation, commonly employed in households and especially in restaurants for its high speed and convenience. The chemical constituents of oils that degrade during microwave heating do so at rates that vary with heating temperature and time in a similar manner to other type of processing methods. The rate of qu...

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