نتایج جستجو برای: eco friendly

تعداد نتایج: 55330  

Journal: :International Journal of Research -GRANTHAALAYAH 2015

   The use of plant extract in the biosynthesis of nanoparticles (NPs) can be an eco-friendly approach and have been suggested as a possible alternative to classic methods namely physical and chemical procedures. This study was designed to examine the structural chemistry of silver nanoparticles (AgNPs) using both conventional heating and microwave irradiation methods.To o...

2016
Kiyotaka Masuda

In Japan, greenhouse gas emissions from rice production, especially CH4 emissions in rice paddy fields, are the primary contributors to global warming from agriculture. When prolonged midseason drainage for mitigating CH4 emissions from rice paddy fields is practiced with environmentally friendly rice production based on reduced use of synthetic pesticides and chemical fertilizers, Japanese ric...

2015
M. Iqbal

Environmental awareness continues to rise, and customers of all types are realizing the importance of eco-friendly products which are essential to protect our planet. Eco-designer creates designs that are demanded by markets. Green design rules are needed to support the implementation of environmental features in the practical design situation. Green design or Design for Environment (DfE) is a ...

Journal: :Chemical communications 2015
Ethan J Weydemeyer Alicia J Sawdon Ching-An Peng

In this study, an eco-friendly process utilizing a low concentration of hydrogen peroxide along with autoclaving and sonication was developed, accomplishing both carbon nanotube size reduction and hydroxyl functionalization.

Journal: :Chemical & pharmaceutical bulletin 2008
Biswanath Das Martha Krishnaiah Keetha Laxminarayana Duddukuri Nandankumar

Silica supported phosphomolybdic acid, an eco-friendly heterogeneous catalyst, has been found to be highly efficient for Friedlander synthesis of quinolines in excellent yields. A variety of ketones afford the quinolines smoothly. The catalyst can be easily recovered and reused.

Journal: :Chemical communications 2012
Souad Touati Hela Mansouri Abdelkader Bengueddach André de Roy Claude Forano Vanessa Prevot

Aerogels of layered double hydroxides were prepared by a simple and eco-friendly method involving a quick coprecipitation followed by supercritical CO(2) drying. Such aerogels display high surface areas and enhanced adsorption behavior.

Journal: :Chemical communications 2014
Somnath Mukherjee Congdi Shang Xiangli Chen Xingmao Chang Kaiqiang Liu Chunmeng Yu Yu Fang

Two simple, eco-friendly and efficient phase-selective gelators were developed for instant (<45 s) gelation of oil (either commercial fuels or pure organic liquids) from an oil-water mixture at room temperature to combat marine oil spills.

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