نتایج جستجو برای: microwave heated polyol method

تعداد نتایج: 1688863  

2001
Laurent Fay Urs Richli

According to a recent paper (Lubec et al., 1989), microwave heating of milk or reconstituted infant formulas could induce the inversion of amino acid residues to a significantly higher extent than conventional heating. In this study, UHT milk and three different infant formulas were heated under two sets of conditions: 600 W for 3 min and 70 W for 20 min. When the proportions of D-amino acids w...

2008
Charles L. Steinhardt

We discuss two new observational techniques that use observations of the Cosmic Microwave Background (CMB) to place constraints upon the mass, distance, and size distribution of small objects in the Kuiper Belt and inner Oort Cloud, collectively known as Trans-Neptunian Objects (TNOs). The first new technique considers the spectral distortion of the isotropic, or monopole, CMB by TNOs that have...

2007
Daniel Babich Cullen H. Blake Charles L. Steinhardt

We discuss two new observational techniques that use observations of the cosmic microwave background (CMB) to place constraints on the mass, distance, and size distribution of small objects in the Kuiper Belt and inner Oort Cloud, collectively known as trans-Neptunian objects (TNOs). The first new technique considers the spectral distortion of the isotropic, ormonopole, CMBbyTNOs that have been...

2010

Caramel colors are brown powders or viscous liquids that are used to impart yellow to dark brown and have been used in carbonated beverages, distilled liquors, wines, pharmaceutical, extracts, bakery products, candy, soups, and baked beans for decades. This color additive can be prepared from various sources of carbohydrates such as glucose, corn, molasses, wheat, and tapioca hydrolysates by co...

2004
P. M. Souto

Microwave sintering possesses unique attributes and has the potential to be development as a new technique for controlling microstructure and to improve the properties of advanced ceramics. Because microwave radiation penetrates most ceramics, uniform volumetric heating is possible. Thermal gradients, which are produced during conventional sintering because of conductive and radioactive heat tr...

Journal: :Agriculture 2023

Hybrid seed drying technology, based on convection and microwave drying, is a modern method, the research physical changes in cereal resulting from hybrid still its infancy. The aim of present paper to study uniformity process by examining occurring corn seeds. An innovative equipment, combining convective was used dry seeds (variety DKC5068). performed during pneumatic transport seeds, using h...

2006
Zeljko Pajkic Monika Willert-Porada

Deposition of coatings of aluminum, aluminum nitride and aluminum carbide on particulate carbon materials by means of an atmospheric pressure microwave plasma fluidized bed process is reported. Two types of short carbon fibers and a monocrystalline diamond powder were used as substrate. As source of aluminum trimethylaluminum was utilized with nitrogen and argon/hydrogen (5 vol% H2) serving as ...

Journal: :Neurologia medico-chirurgica 1994
N Matsumi K Matsumoto N Mishima E Moriyama T Furuta A Nishimoto K Taguchi

The thermal damage threshold of normal brain tissue was evaluated from immediate and delayed histological changes caused by hyperthermia treatment of normal monkey (Macaca fuscata) brains. A 2450 MHz microwave antenna and an antenna cooling system devised by our group were used for interstitial hyperthermia treatment. The antenna within the cooling system was inserted through a small craniectom...

2017
Karl Joulain Jeremie Drevillon Younes Ezzahri Jérémie Drevillon Younès Ezzahri

This paper proposes an experiment to easily detect radiative heat transfer in the microwave range. Following an idea given by Pendry more than a decade ago [1], we show that a 3D array of tungsten 2μm radius wires with a 1 cm period makes a low cost material exhibiting a surface plasmon in the microwave range around 2.9 GHz. Such a heated material should exhibit an emission peak near the plasmo...

Journal: :Chemical Engineering Science 2022

This study presents a novel combination of microwave irradiation and structured zeolite/SiC foam catalyst to improve the methanol-to-hydrocarbons (MTH) process as well its environmental sustainability. Accordingly, ZSM-5/SiC was studied under at various reaction temperatures (400–550 °C) space velocities (8 12 h−1) compared conventional ZSM-5 pellets. promoted higher selectivity towards C1−C5 h...

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