[PDF] Top 20 The surface characteristics of activated carbon as affected by ozone and alkaline treatment

... denote the surface potential, Faraday constant, gas law constant and absolute temperature, ...respectively. The surface potential is not a directly measurable ...tion, the ... See full document

... volume, and pore diameter of the and 0.52% for AC, AC–Ba and AC–Mg, ...respectively. The activated ...shows the SEM photos for these three activated for ... See full document

... Pretreatment of activated carbon increases the sur- face area and the concentration of surface functional group,which in turn can enhance the adsorption ca- ... See full document

... improved the interfacial properties of high-ț gate stacks with the surface treatment of ozonated water prior to deposition of hafnium oxide (HfO 2 ...that the ... See full document

... Abstract Carbon fibers were grown from cobalt catalysts with larger size (> 100 nm), and the size distribution can be controlled by ...observed as islands, which can enhance the ... See full document

... Activated carbon kinetic studies show that both H 2 S and CH 3 SH yielded pore di€usion coecients from 10 ÿ6 to 10 ÿ8 cm 2 ...Under the same adsorbate con- centration, CH 3 SH exhibited a ... See full document

... investigate the effects of a xenobiotic on the yield of the continuous-flow activated sludge which was fed a biogenic ...substrate. The xenobiotic used was ... See full document

... removal of hydrogen sulfide (H 2 S) and am- monia (NH 3 ) gases from gaseous streams was studied in a biofilter packed with granule activated ...including the effects of carbon ... See full document

... Keywords: Carbon nanotubes; Sputtering; Electroless plating; Microwave plasma enhanced chemical vapor deposition ...mainstream of power source due to its low pollution, high efficiency and ...number ... See full document

... For large target compounds like humic acid, the adsorption efficiency was improved with higher ozone dosages, whereas the combined effect of ozonation coupling with GAC for small model[r] ... See full document

... The rate of gas production also increased when feed sludge was pretreated with NaOH; the reason was that pretreated sludge hydrolysed much organic material into s[r] ... See full document

... result of the 80 nm Mn film on ACF inhibiting the activated surface area of ...indicates the surface area of tested metal-ACF/PVD meas- ured by a ... See full document

... Results and discussion 3.1. GAC adsorption of RB5 and MW regeneration of exhausted GAC Adsorption of RB5 onto GAC was evaluated at solution pH of ...5.6. As expected, RB5 ... See full document

... periods, and the antioxidant activity as well as flavor quality of the extracts were ...investigated. The AS extracts contained significant amount of phenolic ... See full document

... portions of raw leachate can be effec- tively removed by ferric chloride ...However, the ratio of BOD 5 /COD, a traditional indicator of bio- degradability, of the leachate ... See full document

... mixture as etching gas, electron cyclotron resonance (ECR) plasma treatment was shown effective to functionalize multi-wal- led carbon nanotubes (MWCNTs) with minor negative consequences in nanotube ... See full document

... alloy and AISI 304 stainless steel are almost inde- pendent of the ...Wieting and DeRosa 6 also stud- ied AISI 304 stainless steel by laser calorimetry and found that when ... See full document

... between the loss of 2-CP and DOC in suspension is shown in ...7. The amount of dechlorination is much smaller than those of total reduction and DOC, implying that ... See full document

... polishing. The interfer- ence colors on the metal can be considered to identify quickly the thickness of the oxide below the breakdown ...both of the optical ... See full document

... 605-607. 7. Thess, A., Lee, R., Nikolaev, P., Dai, H., Petit, P., Robert, J., Xu, C., Lee, Y. H., Kim, S. G., Rinzler, A. G., Colbert, D. T., Scuseria, G. E., Tomanek, D., Fischer, J. E., & Smalley, R. E. (1996). ... See full document