... and concentrations of selected inorganic and organic chemicals from surface and ground water samples from OSPER ‘A’ and ‘B’ sites and adjoining areas in Osage County, OK are listed in Table and ... releases of produced water and petroleum and the improper disposal of produced water are national issues that concern managers of Federal, and State lands, as well as oil and gas producers and lessees, ... siltstone, and thin sandstone beds The geologic and climatic settings of the Lester and Branstetter leases resemble that of much of the major southern mid-continent oil- and gas-producing area of the...
Ngày tải lên: 14/02/2014, 03:20
... Reaction Mechanisms of Inorganic and Organometallic Systems TOPICS IN INORGANIC CHEMISTRY A Series of Advanced Textbooks in Inorganic Chemistry Series Editor Peter C Ford, University of California, ... units of A will be those of k and 18 Reaction Mechanisms of Inorganic and Organometallic Systems £a will have the energy units of R The k is determined by experiments at several temperatures, and ... function of the concentrations of X, Y and Z In inorganic systems, the concentration dependence of fcexp can be quite complex, but some common forms of fcexp are Most commonly, the dependence of &exp...
Ngày tải lên: 01/04/2014, 10:37
Tài liệu A Comparison of Conventional and Organic Milk Production Systems in the U.S. potx
... costs for organic and conventional operations employed off-farm, estimated from an econometric model of off-farm labor supply and wages (El-Osta and Ahearn) Any differences between organic and conventional ... smaller organic dairies Production Costs of Conventional and Organic Dairies Mean production costs of and returns to conventional and organic dairy operations in 2005 are shown in table Organic ... of Conventional and Organic Milk Production Systems in the U.S Organic milk production is one the fastest growing segments of organic agriculture in the U.S Between 2000 and 2005 the number of...
Ngày tải lên: 22/02/2014, 05:20
ADVANCES IN INDUCTION AND MICROWAVE HEATING OF MINERAL AND ORGANIC MATERIALS docx
... coverage of the broad range of scientific knowledge in the fields of advances in induction and microwave heating of mineral and organic materials Beginning with industry application in many areas of ... heating of materials in separated E- and H-fields, fundamentals and smart application of thermal runway phenomena, and realization, interpretation and application of the long- debated subject of MW ... made, with critical analysis of its advantages and disadvantages With intention of better understanding of the effects of MW heating on the kinetics of chemical reactions and physicochemical processes,...
Ngày tải lên: 29/06/2014, 13:20
Báo cáo y học: " Symptoms of epilepsy and organic brain dysfunctions in patients with acute, brief depression combined with other fluctuating psychiatric symptoms: a controlled study from an acute psychiatric department" potx
... symptoms of depression and alcohol abuse All patients had urine and blood screens, assessing substance abuse and medication, and EEG was performed shortly after admittance The small number of subjects ... http://www.biomedcentral.com/1471-244X/9/63 The main objective of the present study was to investigate clinical signs of organic brain dysfunctions and epilepsy in acutely admitted AUDS patients compared to sex- and age-matched patients ... Diagnostic and Statistical Manual of Mental Disorders, fourth edition (DSM-4) (with exception of the time criterion) [6] One of these diagnoses should be a depressive episode (with exception of the...
Ngày tải lên: 11/08/2014, 17:20
TERAHERTZ SPECTROSCOPY OF EXPLOSIVES AND RELATED COMPOUNDS a COMPUTATIONAL STUDY
... Spectroscopy of Explosives and Related CompoundsA Computational Study Kwa Soo Tin (B.Sc.(Hons), NUS) A Thesis Submitted For the Degree of Master of Science Department of Chemistry National University of ... of X-Ray Crystallography Structures 124 5.3.2 Study of Monomer Model 127 5.3.3 Study of Dimer Model and Influence of Hydrogen bonding 129 5.3.4 Study of Tetramer Model 134 5.3.4.1 Selection of ... screening of hand held items and baggage and walk-through metal detectors for screening of presence of metallic items carried by passengers Full body scanners such as back-scattering X-rays and millimeter...
Ngày tải lên: 13/10/2015, 15:57
Surface and interfacial reactions involving inorganic and organic semiconductor substrates
... molecular beam evaporation of organics Figure 2.2 (c) represents the UPS spectra of the metal and organic For metals, the right-hand cutoff shows the Fermi edge and left-hand cutoff corresponds to the ... semiconductor industry and are strong candidates for fundamental research In this thesis, a series of surface and interfacial interactions and reactions involving inorganic and organic semiconductors ... Modification of inorganic semiconductor surface by an organic film has attracted much attention in recent years Modification of a surface of solid inorganic semiconductor material with an organic...
Ngày tải lên: 14/09/2015, 18:14
The Effects of Inorganic Salts and Precipitated Calcium Carbonate Filler on the Hydrolysis Kinetics of Alkylketene Dimer docx
... Master of Science and Doctor of Philosophy NOTICE on Colleges degrees of the Southern Association of AND DISCLAIMER The Institute of Paper Science and Technology (IPST) has provided a high standard ... dissolved inorganicsalts The build up of inorganic substancesin whitewater may affect the AKD hydrolysisrate This effect was examinedin this study usingNazSOa, CaC12, NaCl and their combinationsas inorganic ... hydrolysis of AKD at pH 8.3 A, 22 “C, and B, 50 OC 0 Time (h) Figure The pH effect on the hydrolysis of AKD at 50°C 80 60 Time (h) Fig The effect of inorganic salts on the hydrolysis of AKD at 50°C and...
Ngày tải lên: 09/03/2014, 01:20
Geochemistry of inorganic arsenic and selenium in a tropical soil effect of reaction time, ph, and comp
... )3, 0, +3, and +5 The main inorganic forms of As in contaminated soils and sediments are +5 and +3 (Harper and Haswell, 1988) but sometimes the oxidation states of )3 and are expected to be found ... groundwater and surface water contamination by these contaminants Arsenic can exist in inorganic form, organic form, and gaseous state The oxidation states of As in the natural systems are )3, 0, +3, and ... inorganic and organic forms, and sometimes in inorganic organic form Selenium can easily form compounds with metals and occurs in about 50 minerals (Kabata-Pendias and Pendias, 2001) It is present...
Ngày tải lên: 16/03/2014, 00:25
Assessing the hazard of metals and inorganic metal substances in aquatic and terrestrial systems
... biodegradation/persistence and bioaccumulation/biomagnification of metals and metal compounds Brussels, Belgium Chapman PM, Wang F 2000 Issues in ecological risk assessment of inorganic metals and metalloids ... The output of such an approach is an estimate of load of the amount 44400_book.fm Page Wednesday, November 8, 2006 3:56 PM Assessing the Hazard of Metals and Inorganic Metal Substances of metal ... example, analyses of the degree of partitioning of a variety of metals have been performed to provide insight concerning their persistence in the water column and the rate of delivery of sorbed metal...
Ngày tải lên: 16/03/2014, 11:45
heats of hydrogenation experimental and computational hydrogen thermochemistry of organic compounds
... Experimental and Computational Hydrogen Thermochemistry of Organic Compounds Experimental and Computational Hydrogen Thermochemistry of Organic Compounds Long Island University, USA l ... part of hydrogen thermochemistry: Vll Vlll Heats of Hydrogenation Practical and historical aspects of experimental determination of the enthalpies of hydrogenation and formation \ydH29S and Af ... stabilization of aromatic compounds, conjugative stabilization of linear polyenes and polyynes, and steric effects in cisand trans- isomers Kistiakowsky's measurement of AhydH of benzene (Conant and Kistiakowsky,...
Ngày tải lên: 01/04/2014, 10:53
USES OF ORGANIC MATTER AND USES OF INORGANIC MATTER potx
... consists of nitrogen and oxygen), and alkaline substances Thus nitrate of potash (saltpetre), is composed of nitric acid and potash: nitrate of soda (cubical nitre), of nitric acid and soda USES OF INORGANIC ... absorb, and retain[R] fertilizing matters There is a simple experiment by which this power can be shown Ex.—Take two barrels of pure beach sand, and mix with the sand in one barrel a few handfuls of ... breathing of animals and by the decomposition of various kinds of organic matter, which are exposed to atmospheric influences These gases are chiefly ammonia and carbonic acid, both of which are...
Ngày tải lên: 29/06/2014, 15:20
Assessing the Hazard of Metals and Inorganic Metal Substances in Aquatic and Terrestrial Systems - Chapter 1 ppsx
... biodegradation/persistence and bioaccumulation/biomagnification of metals and metal compounds Brussels, Belgium Chapman PM, Wang F 2000 Issues in ecological risk assessment of inorganic metals and metalloids ... 8, 2006 4:07 PM Linkage of Effects to Tissue Residues: Development of a Comprehensive Database for Aquatic Organisms Exposed to Inorganic and Organic Chemicals Jarvinen and Ankley, editors 1999 ... engaged in the study of environmental problems, management and regulation of natural resources, education, research and development, and manufacturing and distribution Specific goals of the society...
Ngày tải lên: 12/08/2014, 04:22
Assessing the Hazard of Metals and Inorganic Metal Substances in Aquatic and Terrestrial Systems - Chapter 4 pptx
... for the variation and differences among species and conditions This model assumes that mussels are feeding on seston, which is composed of suspended algae and organic and inorganic particulate ... Society of Environmental Toxicology and Chemistry (SETAC) 44400_C004.fm Page 62 Wednesday, November 15, 2006 9:09 AM 62 Assessing the Hazard of Metals and Inorganic Metal Substances detoxification, and ... Society of Environmental Toxicology and Chemistry (SETAC) 44400_C004.fm Page 64 Wednesday, November 15, 2006 9:09 AM 64 Assessing the Hazard of Metals and Inorganic Metal Substances 300,000 and are...
Ngày tải lên: 12/08/2014, 04:22
Assessing the Hazard of Metals and Inorganic Metal Substances in Aquatic and Terrestrial Systems - Chapter 5 ppsx
... characterization is often to evaluate and compare the relative hazard/risk of different compounds, whether inorganic or organic, not to derive safe concentrations Regardless of whether existing ... accumulation of metals © 2007 by the Society of Environmental Toxicology and Chemistry (SETAC) 44400_book.fm Page 98 Wednesday, November 8, 2006 3:56 PM 98 Assessing the Hazard of Metals and Inorganic ... Assemblage Model for Particles (SCAMP) — Lofts and Tipping 1998, 2000, 2003), and within the dissolved phase among the free metal ion, inorganic and organic complexes is important In each case,...
Ngày tải lên: 12/08/2014, 04:22
Assessing the Hazard of Metals and Inorganic Metal Substances in Aquatic and Terrestrial Systems - Chapter 6 (end) docx
... soluble compounds Dissolution of these compounds is related to chemical and physical properties characteristic of both the compounds and the soils Environmental parameters such as temperature and ... time, and temperature The attenuation of Cu lability was modeled on the basis of processes: precipitation/nucleation of Cu on soil surfaces, Cu occlusion within organic matter, and diffusion of ... order of to 1.5% of the total added Cd per year Using a similar technique, Young et al (2005) studied the fixation of Cd and Zn in 23 soils amended with inorganic metal complexes over a period of...
Ngày tải lên: 12/08/2014, 04:22
Báo cáo y học: " Live cell visualization of the interactions between HIV-1 Gag and the cellular RNA-binding protein Staufen1" pot
... construct and at 24 hr treated them with HβCD over an extended period of time (0-45 min) Cells were subsequently fixed, and immunofluorescence was performed to obtain snapshots of the distributions of ... of lipid rafts that does not require the use of detergent [45] All procedures were carried out with RNAse-free equipment and materials and on ice Briefly, for each of the cases, two 175 cm2 of ... 2Department of Medicine, Division of Experimental Medicine, McGill University, Montreal, H3A 1A3, Quebec, Canada, 3Department of Biochemistry, University of Otago, Dunedin 9001, New Zealand and 4Department...
Ngày tải lên: 12/08/2014, 23:23
Performance analysis of an endoreversible rectangular cycle with heat transfer loss and variable specific heats of working fluid
... Science and Engineering, the Superintendent of the Postgraduate School, and the President of the College of Naval Architecture and Power Now, he is the Direct, Institute of Thermal Science and Power ... a p and bv must change synchronously The results show that the maximum work output and the maximum efficiency of the cycle will decrease with the increases of a p and bv , and the values of compression ... 8-10 show the effects of a p and bv on cycle performance From Eqs (1) and (2), one can see that when k =0 , C pm = a p and Cvm = bv , a p and bv are constant specific heats of working fluid Because...
Ngày tải lên: 09/09/2015, 10:17
An advanced biomass gasification technology with integrated catalytic hot gas cleaning. Part III: Effects of inorganic species in char on the reforming of tars from wood and agricultural wastes
... FT-Raman spectral characteristics of R- and H-catalysts before and after being used (a) Band intensity ratio of I(GR+VL+VR)/ID and (b) Raman peak area The total Raman area of spent R-catalyst apparently ... effects of carbon structure and inorganic species on the catalysts’ activity in an oxidative atmosphere Fig shows the combustion reactivity of fresh and spent catalysts as a function of conversion ... was mainly ascribed to the lack of inorganic species The fresh H- and R-catalysts shared very similar carbon structure as shown in Fig The concentrations of inorganic species in the catalysts...
Ngày tải lên: 02/08/2016, 09:36