نتایج جستجو برای: carbonization

تعداد نتایج: 2338  

2017
L. Zhao Niki Baccile Li Zhao Silvia Gross Yuanjian Zhang Yuhan Sun Markus Antonietti

We report here on the production of nitrogen doped carbon using the hydrothermal carbonization process of nitrogen containing carbohydrates under mild carbonization temperatures. The resulting materials contain significant amounts of nitrogen in their composition and display a high degree of aromatisation. The nitrogen contents are also maintained after further calcination at higher temperature...

2014
Pei-Hsing Huang Jhih-Wei Jhan Yi-Ming Cheng Hau-Hsein Cheng

This study experimentally analyzed the carbon dioxide adsorption capacity of Moso-bamboo- (Phyllostachys edulis-) based porous charcoal. The porous charcoal was prepared at various carbonization temperatures and ground into powders with 60, 100, and 170 meshes, respectively. In order to understand the adsorption characteristics of porous charcoal, its fundamental properties, namely, charcoal yi...

Journal: :Chemical communications 2005
Shunsuke Tanaka Norikazu Nishiyama Yasuyuki Egashira Korekazu Ueyama

Mesoporous carbons with ordered channel structure (COU-1) have been successfully fabricated via a direct carbonization of an organic-organic nanocomposite.

Journal: :Chemical communications 2004
Jyongsik Jang Joon Hak Oh

Polypyrrole (PPy) nanotubes with highly uniform surface and tunable wall thickness were fabricated by one-step vapor deposition polymerization (VDP) using anodic aluminium oxide (AAO) template membranes, and transformed into carbon nanotubes through a carbonization process.

Journal: :Chemical communications 2012
Panpan Su Liang Jiang Jiao Zhao Jingwang Yan Can Li Qihua Yang

Mesoporous graphitic carbon nanodisks with hierarchical porous structure, facilely fabricated by catalytic carbonization of iron-based coordination polymer nanodisks, exhibit high capacitance even at high scan rates as electrode materials for electrochemical double layer capacitors.

Journal: :Waste management 2007
I H Hwang T Matsuto N Tanaka Y Sasaki K Tanaami

Carbonization is a kind of pyrolysis process to produce char from organic materials under an inert atmosphere. In this work, chars derived from various solid wastes were characterized from the standpoint of fuel recovery and pretreatment of waste before landfilling. Sixteen kinds of municipal and industrial solid wastes such as residential combustible wastes, non-combustible wastes, bulky waste...

2002
Semih Eser Guohua Wang

Introduction FCC decant oil is the primary feedstock to delayed coker to produce needle coke, a premium carbon precursor to synthetic graphite electrodes. Mesophase development during coking, determines the graphitizability of the needle coke product. Mesophase development, in turn, depends on the molecular composition of the feedstocks [1,2]. In a commercial delayed coking unit, liquid-phase c...

ژورنال: مواد پرانرژی 2018

In this research synthesis procedure of activated carbon (AC) was optimized from pistachio waste in order to maximize the COD (Chemical Oxygen Demand) removal from nitro hydroxyl-terminated polybutadiene (nitro-HTPB) resin production unit wastewater through a batch system. For this purpose, Response Surface Methodology (RSM) was applied to optimizing the effective factors in AC synthesis condit...

2001
Andrey Bagreev Svetlana Bashkova David C. Locke Teresa J. Bandosz

Various methods have been used to dispose of or utilize municipal sewage sludge (1), including incineration, landfilling, road surfacing, conversion to fertilizer, compression into building blocks, and carbonization (1-4). Since 1976 several patents have been issued on carbonization of sewage sludge and various applications of the final materials (4-7). Carbonization of sludge in the presence o...

Journal: :Bioresource technology 2014
Shan-Wen Du Wei-Hsin Chen John A Lucas

To evaluate the utility potential of pretreated biomass in blast furnaces, the fuel properties, including fuel ratio, ignition temperature, and burnout, of bamboo, oil palm, rice husk, sugarcane bagasse, and Madagascar almond undergoing torrefaction and carbonization in a rotary furnace are analyzed and compared to those of a high-volatile coal and a low-volatile one used in pulverized coal inj...

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