Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Motoi Machida"'
Publikováno v:
Journal of Water Chemistry and Technology. 43:298-304
The main objective of this study was to evaluate the efficiency of Na2CO3 activation and to examine polyacrylonitrile-based activated carbon fibers (PAN-ACFs) for phosphate ion adsorption in aqueous solution. PAN-ACFs were prepared by Na2CO3 activati
Publikováno v:
International Journal of Environmental Science and Technology. 17:2563-2570
A type of rayon-based commercial activated carbon fibers (ACFs), named as KF1500, was modified by thermal chemical vapor deposition (CVD) method to remove nitrate in aqueous solution. Acetonitrile (vapor) was introduced to dope positive charge nitrog
Publikováno v:
CHEMICAL & PHARMACEUTICAL BULLETIN. 63:726-730
In this study, introduction of acidic functional groups onto a carbon surface and their removal were carried out through two oxidation methods and outgassing to investigate the adsorption mechanism of aromatic compounds which have different polarity
Publikováno v:
Journal of Environmental Chemistry. 22:53-58
Autor:
Yuichi Kato, Satoshi Sunohara, Muhammad Abbas Ahmad Zaini, Hideki Tatsumoto, Motoi Machida, Qingrong Qian
Publikováno v:
Applied Surface Science. 254:4868-4874
Activated carbons were prepared from cattle manure compost (CMC) using zinc chloride activation. The structural and surface chemical characteristics of CMC-based activated carbons were determined by N 2 adsorption–desorption and Boehm titration, re
Publikováno v:
Journal of Environmental Chemistry. 17:635-641
The adsorptions of cadmium ions from aqueous solutions on the two kinds of coal based activated carbons (AC's) oxidized (incorporating acidic functional groups by nitric acid treatment) and out-gassed (removing acidic functional groups by heating in
Publikováno v:
Journal of Hazardous Materials. 120:271-275
Removal of Cu(II) and Pb(II) by adsorption onto activated carbon was examined in single- and binary-component aqueous solutions representative of contaminated solutions containing heavy metals. Reversibility of adsorption of the heavy metals on the a
Publikováno v:
Colloids and Surfaces A: Physicochemical and Engineering Aspects. 240:179-186
The adsorption and desorption equilibrium and kinetics of lead ions from aqueous solutions on a granular activated carbon (GAC) were examined. Rapid increase followed by slow increase in Pb(II) amount on the GAC was observed as a function of time for
Publikováno v:
Journal of hazardous materials. 180(1-3)
The aim of this research is to produce activated carbons derived from polyacrylonitrile (PAN) fiber and to examine their feasibility of removing heavy metals from aqueous solution. Thermogravimetric analysis was used to identify the suitable conditio
Publikováno v:
Carbon. 45:1718