dom and fe chemistry in freshwater

... content in the initial years after planting This difference, however, gradually diminished A marked rise in foliar P was recorded in 2001, nonetheless, no significant increasing or decreasing linear ... the K cations, in contrast to liming, surely participated in it The increased CEC as a result of liming and also basalt grit application is in line with the expectations and findings of other ... Nutrition and Soil Science, 164: 555–560 Nohrstedt H.Ö., 2002 Effects of liming and fertilisation (N, PK) on chemistry and nitrogen turnover in acidic forest soils in SW Sweden Water, Air, and Soil...

Ngày tải lên: 07/08/2014, 10:22

... acid-water/acetonitrile in a 40/60 ratio, and flow rate of 0.8 ml/min (Barbeni et al., 1987) MLSS was determined following to the Standard Methods for Examination of Water and Wastewater (APHA, ... 3,5-DCP concentrations in the PACT and the control reactors during and after the shock loading of 3,5-DCP The peak concentration in the PACT and the control reactors were 6.0 and 45.3 mg l-1, respectively ... tion New tion ba ba bat bat incu incu incu incu 1st 2nd 3rd 4th Figure Change in amount of organic carbon on PAC for every incubation by glucose According to Sutherland (2001), extracellular polymers...

Ngày tải lên: 05/09/2013, 08:40

... Chorus Distribution of microcystinproducing and non-microcystin producing Microcystis sp in European freshwater bodies: detection of microcystins and microcystin genes in individual colonies., Syst ... toxin-producing ability depend on species, in the same species in populations of cyanobacteria, both microcystin-producing and non-microcystin-producing individuals may coexist [15] Therefore, in ... (Cyanobacteria) in drinking and recreational water.- Environ Toxicol 14 (1998) [5] WHO, Guidelines for drinking-water quality, Second edition, Addendum to Volume Health criteria and other supported information.-...

Ngày tải lên: 12/02/2014, 17:20

... screening and identifying ligand binding to protein receptors Angewandte Chemie-International Edition 42, 864–890 Mayer M & Meyer B (1999) Characterization of ligand binding by saturation transfer ... could indicate that the corresponding hydroxyl groups are involved in protein binding The results for the linebroadening measurements of protons H1a in the alpha and beta configurations, aHa1 and ... binding pocket (i.e Tyr22, Tyr53, Tyr129 and Tyr152) give rise to a steric obstacle, and precluded the efficient binding of the ligands The importance of these residues in the binding process FEBS...

Ngày tải lên: 18/02/2014, 17:20

... conversion 6 In Inorganic Chemistry in Biology and Medicine; Martell, A.; ACS Symposium Series; American Chemical Society: Washington, DC, 1980 26 INORGANIC CHEMISTRY IN BIOLOGY AND MEDICINE of urea ... In Inorganic Chemistry in Biology and Medicine; Martell, A.; ACS Symposium Series; American Chemical Society: Washington, DC, 1980 INORGANIC CHEMISTRY IN BIOLOGY A N D MEDICINE Table II Effects ... electrophoretic and enzyme­ -binding properties J Clin Invest., 1971, 50, 2376-2383 17 Decsy, M.I.; Sunderman, F.W., Jr Binding of Ni to rabbit serum α -macroglobulin in vivo and in vitro Bioinorg Chem.,...

Ngày tải lên: 15/03/2014, 04:20

... ATPase;8 buffers like calbindin, calsequestrin and calretinin;9 enzymes like phospholipases10 and calmodulin11) and give rise to complex RD systems synchronizing intracellular and intercellular events ... to explain the origin of banding, and the finding remained – at least for the time being – a scientific curiosity By the early 1900s, however, examples of intriguing spatial patterns resulting from ... using the remaining piece of information specifying the problem – namely, boundary condition c(x, L) ¼ f(x) Substituting into (2.13), we obtain ¥ X Gn sinðnpx=LÞsinhðnpÞ ¼ f ðxÞ ð2:14Þ n¼1 In...

Ngày tải lên: 04/06/2014, 15:05

... pp 343–353 17 J.R Partington, A History of Chemistry, MacMillan, London, 1962, Vol 3, p 66 UNIFYING THE INFINITE AND THE INFINITESIMAL INFINITESIMAL UNIFYING THE INFINITE AND THE It is human nature ... practicing professionals in science and medicine, as well as the lay public interested in science and appreciative of artwork and illustration We are increasingly an image-oriented culture and I ... ores, assaying, and mineral chemistry was clearly and simply written by an individual personally experienced in the mining arts For this reason (and for its beauty) the book was reprinted in numerous...

Ngày tải lên: 03/07/2014, 16:09

... M.S in Civil-Environmental Engineering and a B.S in Civil Engineering from Carnegie Mellon University, and a B.A in Mathematics from Saint Vincent College He is a registered Professional Engineer ... engineering and consulting company Dr Ghosh’s research and professional interests are in geochemistry, transport and treatment of inorganic compounds (especially cyanide and heavy metals) in ... Group, LLC Cyanide in Water and Soil contamination in water and soil This book presents current scientific understanding and engineering approaches for managing water and soil contamination with cyanide...

Ngày tải lên: 11/08/2014, 20:20

... BaFe(CN)2− , BaFe(CN)− 6 CaFe(CN)2− , CaFe(CN)− , Ca2 Fe( CN)0 , CaHFe(CN)2− 6 6 Fe( CN)4− , HFe(CN)3− , H2 Fe( CN)2− , Fe2 (CN)0 6 6 K2 H2 Fe( CN)0 , K3 HFe(CN)0 , KHFe(CN)2− 6 K2 Fe( CN)2− , KFe(CN)3− ... KFe(CN)3− 6 LiFe(CN)3− , Li2 Fe( CN)2− , LiHFe(CN)2− 6 Fe( CN)3− MgFe(CN)− , MgFe(CN)2− 6 NH4 Fe( CN)3− , (NH4 )2 Fe( CN)2− , NH5 Fe( CN)2− 6 NaFe(CN)3− , Na2 Fe( CN)2− , NaHFe(CN)2− 6 SrFe(CN)− TlFe(CN)3− ... plants, and is found in animal tissues as a result of intestinal synthesis [14] It is essential for human life, serving numerous functions and being an especially important vitamin for maintaining...

Ngày tải lên: 11/08/2014, 20:20

... the potlining at the side walls Spent potlining containing cyanide and other contaminants is removed for treatment and disposal Until the early 1970s, spent potlining was managed as an inert residue ... monoxide), and nitrogen from the injected air or coal Just as in the coking operation, some of this cyanide remains in the product gas and the remaining portion exits the plant in the gas cleaning wastewater ... potash, and iron, and (2) the direct extraction from illuminating-gas and from the by-product TABLE 4.5 Uses of Ferrocyanides and their Derivatives in Industry Analytical chemistry Anticaking agent...

Ngày tải lên: 11/08/2014, 20:20

... which have different proportions of Fe2 + and Fe3 + ; Berlin White or Williamson’s Salt, Fe2 (Fe( CN)6 )(s), which contains all Fe2 + ; and iron–iron cyanide solids containing predominantly Fe3 + , which ... distinguishing feature being the ratio of Fe2 + and Fe3 + in the crystalline structure The best-known iron–iron cyanide solids are Prussian Blue, Fe4 (Fe( CN)6 )3 (s), and Turnbull’s Blue, Fe3 (Fe( CN)6 ... CaHFe(CN)2− Fe2 + + 6CN− = Fe( CN)4− Fe2 + + H+ + 6CN− = HFe(CN)3− Fe2 + + 2H+ + 6CN− = H2 Fe( CN)2− Fe3 + + 6CN− = Fe( CN)3− 2Fe2 + + 6CN− = Fe2 (CN)0 2K+ + Fe2 + + 2H+ + 6CN− = K2 H2 Fe( CN)0 3K+ + Fe2 + +...

Ngày tải lên: 11/08/2014, 20:20

... examined cyanide toxicity via ingestion [6,18,19] indicated that complex cyanides in food were as toxic as simple cyanides in drinking water or administered by injection Tewe and Pessu [18] fed ... owing to the paucity of food ingestion and drinking water data compared to injection data 15.6.2 ROUTE OF EXPOSURE — BIRDS The avian drinking water data were obtained from a single study, and ... Cyanide in Water and Soil 288 15.4.1 DATA QUALITY DETERMINATION Reported data were screened according to the following criteria In some instances, these criteria could not be applied, and in some instances...

Ngày tải lên: 11/08/2014, 20:20

... Continuous (4-day average) Point of water intake Drinking water guideline MCL: domestic water supply Drinking water guideline Drinking water guideline Domestic/drinking Drinking water guideline ... manufacturing Coil coating point sources Aluminum forming Nonferrous metals forming and metal powders point sources Note: Information from 40 CFR Chapter N Effluent Guidelines and Standards 400–471 ... guideline Class A and B waters Class D waters Drinking water guideline MCL Municipal/domestic Domestic/drinking Groundwater quality: Groundwater Domestic/drinking Groundwater Effluent Standards: maximum...

Ngày tải lên: 11/08/2014, 20:20

... mining wastewater; Coke plant wastewater Electroplating wastewater Gold mining waste Coke plant wastewater with metal-CN; SPLe contaminated groundwater CN recovery in gold mining CN recovery in ... gold mining CN recovery in gold mining Aluminum industry — SPLe treatment Aluminum industry — SPLe treatment Aluminum industry — SPLe treatment Cyanide in Water and Soil Carbon adsorption Ion exchange ... Shan Steel, Shanghai, China, in Proceedings of WEFTEC Latin America, Rio de Janiero, 2000 Smith, A and Mudder, T., The Chemistry and Treatment of Cyanidation Wastes, Mining Journal Books, Ltd.,...

Ngày tải lên: 11/08/2014, 20:20

... Material Command, Washington, DC, 1979 Hartinger, L., Handbook of Effluent Treatment and Recycling for the Metal Finishing Industry, 2nd ed., Finishing Publications, Herts, U.K., 1994 Smith, A and Mudder, ... chlorine e Additional chlorine added with a view to destroying cyanide contained in solid tailings slurry Source: Smith, A and Mudder, T., The Chemistry and Treatment of Cyanidation Wastes, Mining ... technology in electroplating and gold mining operations Table 20.1 gives typical operating conditions for a two-stage, full-scale continuous flow alkaline chlorination unit for treating free and WAD...

Ngày tải lên: 11/08/2014, 20:20

... mainly focused on the increasing mixing rate time scale between fine structures and surrounding fluids comparing with its default value ISSN 2076-2895 (Print), ISSN 2076-2909 (Online) ©2015 International ... Research Institute (SERI), since 2014 Javad Aminian received Ph.D and Master Degrees in chemical engineering from Iran University of Science and Technology, Iran, in 2007 and 2012, and Bachelor ... engineering from Shahid Beheshty University, Tehran, Iran, in 2014 and Bachelor of Science degree in mechanical engineering from Bu Ali Sina University, Hamedan, Iran, in 2011 His research interests...

Ngày tải lên: 09/09/2015, 10:06

... The resistivity and MR response in these polycrystalline manganites are due to both intrinsic effect arising from within the grains and extrinsic effect from intergrain tunneling process across ... thin films allow us to minimize the GB effects and study the Feinduced effect with greater reliability In this chapter, we report the Fe- induced magnetic, electrical and magnetoresistance induced ... films were grown and it allowed us to minimize the grain boundary effects arising from polycrystalline bulks and films Thus we could extract intrinsic results of the Fe- induced effect on the structural,...

Ngày tải lên: 16/09/2015, 15:54

... composite sintered at 900 °C is well represented by combination of LSMO and NSMO It can be interpreted as having two phases of LSMO and NSMO coexisting in the composite Upon increasing the sintering ... across the LSMO and NSMO grain boundaries, some spins near and inside the LSMO and NSMO boundary layers may still be disorientated, resulting in a more random distribution of grain magnetization ... LSMO/NSMO composites at different sintering temperatures, Ts = 900, 1100 and 1300 ° C LSMO and NSMO samples are polycrystalline without any preferred orientation and the sintering temperature is sufficiently...

Ngày tải lên: 16/09/2015, 15:54

... polycrystalline system (NSFO) has a ground state as an antiferromagnetic (AFM) insulator arising from bondings of Fe3 + - O2- - Fe3 +, Fe4 + - O2- - Fe4 +, and Fe3 + - O2- - Fe4 +, which can be explained ... the systematic decrease in 2θ with increasing Fe doping as indicated by the vertical dotted line 68 Chapter Three: Influence of Fe doping in Nd0.67Sr0.33MnO3 polycrystalline system Table – Unit ... by Fe doping, resulting in the reduction of ferromagnetism and metallic conduction Early study by Jonker [105] has shown that the presence of Fe3 +, Mn3+ and Mn4+ for x < 0.85 and Fe3 +, Fe4 + and...

Ngày tải lên: 16/09/2015, 15:54