. 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
. 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...
... 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...
. 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...
... 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...
. 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,
. 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,