Phosphate removal from aqueous solutions using red mud wasted in bauxite Bayer's process

Removal of Cadmium from Aqueous Solutions by Charcoals Prepared from Giant Reed (Arundo donax)

Removal of Cadmium from Aqueous Solutions by Charcoals Prepared from Giant Reed (Arundo donax)

. within the range of 20 to 100 Å were abundant in charcoals prepared under 400°C and 500°C. Using these charcoals, the removal capacity of cadmium from aqueous. 250 mg/L (Right)) Removal of cadmium from aqueous solutions For estimating the removal rate, time courses of cadmium concentration in aqueous solution and
Ngày tải lên : 05/09/2013, 10:15
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removal of basic blue 159 from aqueous solution using

removal of basic blue 159 from aqueous solution using

. banana peel in a glass tub. After a predetermined time interval the mixture was centrifuged and ltered and quantity of dye not adsorbed, i.e. that remaining in solution, was measured by spectrophotometer. ltration. In Figure 3 the dye removal percentage by different masses of adsorbent is shown. The results indicated that increase in mass of adsorbent to 0.4 g leads to increasing in BB...
Ngày tải lên : 06/05/2014, 09:02
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1 UNFIRED BRICK USING FLY ASH AND RED MUD BASED  ON GEOPOLYMER TECHNOLOGY

1 UNFIRED BRICK USING FLY ASH AND RED MUD BASED ON GEOPOLYMER TECHNOLOGY

... ABSTRACT Red mud is a waste material obtained from the aluminium extraction industry with the Bayer process and million of tons of red mud are produced annually. Fly ash is the finely divided ... physico- mechanical properties and manufacruring process of the unfired brick using fly ash and red mud through geopolymerization process with the aim of finding a new material...
Báo cáo "Reseach on the removal of hexavalent chromium from aqueous solution by iron nanoparticles " doc

Báo cáo "Reseach on the removal of hexavalent chromium from aqueous solution by iron nanoparticles " doc

. remediation by nanoparticles has become a major interest in recent years. This report presents the ability of hexavalent chromium removal in aqueous using iron (Fe 0 ) nanoparticles. Cr(VI) is a. 1000ml flash containing FeSO 4 .7H 2 O aqueous solution simultaneously with electrical stirring. The ferrous iron was reduced to zero-valent iron according to the following reaction: Fe(H 2 O) 6...
Ngày tải lên : 14/03/2014, 10:20
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Text extraction from name cards using neural network

Text extraction from name cards using neural network

... slow down the training process and introduce errors to the neural network. The training process takes over a day to finish. It is thankful that training process is a one time process. Based on ... Extraction from Name Cards Using Neural Network Lin Lin School of Computing National University of Singapore Singapore, 117543 +65-6874-2784 linlin@comp.nus.edu.sg Chew Lim Tan School of...
Ngày tải lên : 05/11/2012, 14:54
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Tài liệu Báo cáo "Arsenic removal from water by magnetic Fe1-xCoxFe2O4 and Fe1-yNiyFe2O4 nanoparticles " pptx

Tài liệu Báo cáo "Arsenic removal from water by magnetic Fe1-xCoxFe2O4 and Fe1-yNiyFe2O4 nanoparticles " pptx

. time of stirring was studied from 1 minute to 2 hours, the optimal time was about few minutes. Co and Ni presence was reported to maintain saturation. more in ground water sources than in surface water sources of drinking water. Arsenic-contaminated water has been a serious problem especially in Vietnam,
Ngày tải lên : 13/02/2014, 03:20
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Tài liệu Báo cáo Y học: Kinetic study of sn-glycerol-1-phosphate dehydrogenase from the aerobic hyperthermophilic archaeon, Aeropyrum pernix K1 potx

Tài liệu Báo cáo Y học: Kinetic study of sn-glycerol-1-phosphate dehydrogenase from the aerobic hyperthermophilic archaeon, Aeropyrum pernix K1 potx

. NAD(P) + acted as a competitive inhibitor against NAD(P)H and as a noncompetitive inhibitor against dihydroxyacetone phosphate. This kinetic data indicates that the. prepared by d ihydroxyacetone phosphate reduction using the purified enzyme solution [15]. The reaction mixtu re c ontained 4.2 m M dihydroxyacetone phosphate,
Ngày tải lên : 22/02/2014, 04:20
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