نتایج جستجو برای: hydrothermal reaction

تعداد نتایج: 427577  

2017
Hyun-U Ko Hyun Chan Kim Jung Woong Kim Lindong Zhai Jaehwan Kim

Recently, a cellulose-based composite material with a thin ZnO nanolayer-namely, ZnO nanocoated cellulose film (ZONCE)-was fabricated to increase its piezoelectric charge constant. However, the fabrication method has limitations to its application in mass production. In this paper, a hydrothermal synthesis method suitable for the mass production of ZONCE (HZONCE) is proposed. A simple hydrother...

Journal: :journal of nanostructures 2014
s. feshki m. marandi

carbon spheres were fabricated by hydrothermal method and their structural properties were investigated. carbon spheres with average sizes around of 230, 320 and 430 nm were synthesized in different concentration of glucose aqueous solution and different hydrothermal reaction time. the temperature of 180 °c by a hydrothermal reaction was fixed in all of glucose concentration and hydrothermal re...

Journal: :Journal of the Japan Society of Powder and Powder Metallurgy 1989

M. Marandi, S. Feshki

Carbon Spheres were fabricated by hydrothermal method and their structural properties were investigated. Carbon Spheres with average sizes around of 230, 320 and 430 nm were synthesized in different concentration of glucose aqueous solution and different hydrothermal reaction time. The temperature of 180 °C by a hydrothermal reaction was fixed in all of glucose concentration and hydrothermal re...

Journal: :international journal of nanoscience and nanotechnology 2012
a. alemi y. hanifehpour firouzsalari

crystalline antimony sulfide (sb2s3) with nanorods morphology was successfully prepared via hydrothermal method by the reaction of elemental sulfur, antimony and iodine as starting materials with high yield at 180°c for 24h.using oxidation reagents like iodine as an initiator of redox reaction to prepare sb2s3 is reported for first time. crystal growth of sb2s3 was done by increasing reaction t...

2012
Wojciech Franus

This study presents experimental results dealing with the possibility of transforming F-class fly ash into a zeolitic material. Two types of synthesis methods were used in the research: hydrothermal and low-temperature synthesis. As a result of alkaline reaction of fly ash with NaOH, all experimental cases yielded zeolitic material that are rich in a Na-X phase. The mineralogical composition (d...

Journal: :Journal of the Mineralogical Society of Japan 1955

Journal: :Journal of the Ceramic Association, Japan 1949

Journal: :Bulletin of the Chemical Society of Japan 1959

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2006
Takao Tsuda Shinya Kitagawa Takayuki Umeyama Shuki Araki Tsunehisa Hirashita Mutumi Aoki Koichi Nakamura

A continuous flow-type hydrothermal reaction system, in which both temperature and pressure were rapidly and dynamically controlled, was constructed. It is called a real time high temperature and pressure reaction system (RT-HighTP). The RT-HighTP was hyphenated with liquid chromatograph (RT-HighTP-LC) to achieve prompt analysis of the reaction products. The RT-HighTP system produced stable pre...

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