نتایج جستجو برای: microwave heated polyol method

تعداد نتایج: 1688863  

Journal: :Chemical Engineering and Processing: Process Intensification 2014

Journal: :Carbon energy 2021

In this paper, an extensive characterisation of a range carbon blacks (CB) with similar surface area but different chemistry is carried out by flow calorimetry, Raman spectroscopy, dynamic water vapour sorption, instrumental gas analysis, nitrogen adsorption/desorption and high potential chronoamperometry. Using these materials as supports, Pt/CB electrocatalysts are prepared microwave-assisted...

Journal: :Energy Conversion and Management 2021

Useful fuels and chemicals can be produced from lignin by microwave-assisted pyrolysis, but a dearth of understanding this process impedes its successful implementation. Continuous mass loss kinetics the pyrolysis Kraft pellets were carried out in an innovative reactor system comprised high-Q cylindrical microwave resonant cavity specially designed quartz reactor, temperature range 300–700 °C. ...

2004
W. Lerch B. Bayha D. F. Downey E. A. Arevalo

Fabrication of sub-micron silicon integrated circuits (IC’s) requires ultra-shallow, high-dose ion implantation of dopant atoms, e.g., boron, followed by a rapid, high-temperature anneal. Since the implantation process damages the crystal lattice structure, the anneal is expected to repair this damage and react the implanted B atoms into Si lattice sites while minimizing inward diffusion of the...

Journal: :Journal of hazardous materials 2007
Ching-Hong Hsieh Shang-Lien Lo Pei-Te Chiueh Wen-Hui Kuan Ching-Lung Chen

A microwave process can be utilized to stabilize the copper ions in heavy metal sludge. The effects of microwave processing on stabilization of heavy metal sludge were studied as a function of additive, power, process time, reaction atmosphere, cooling gas, organic substance, and temperature. Copper leach resistance increased with addition of aluminum metal powder, with increased microwave powe...

2016
Mengchao Zhou Thomas L. Eberhardt Bo Cai Chung-Yun Hse Hui Pan

Microwave-assisted liquefaction has shown potential for rapid thermal processing of lignocellulosic biomass. The efficiency of microwave heating depends largely on the dielectric properties of the materials being heated. The objective of this study was to investigate the dynamic interactions between microwave energy and the reaction system during the liquefaction of a woody biomass sample. The ...

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