physical properties of representative compounds

PREDICTION OF CHEMICAL REACTIVITY PARAMETERS AND PHYSICAL PROPERTIES OF ORGANIC COMPOUNDS FROM MOLECULAR STRUCTURE USING SPARC pptx

Ngày tải lên : 22/03/2014, 14:20

... Temperature Effect 3.4.4 Results and Discussions 3.4.5 Conclusion PHYSICAL PROPERTIES 4.1 Estimation of Physical Properties 4.2 Physical Properties Computational Approach 4.3 SPARC Molecular Descriptors ... properties to Program Offices (e.g., Office of Water, Office of Solid Waste and Emergency Response, Office of Prevention, Pesticides and Toxic Substances) and Regional Offices Also, SPARC has been used ... number of organic compounds strictly from molecular structure, as shown in Table SPARC has been in use in Agency programs for several years, providing chemical and physical properties to Program Offices...

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physical properties of chemical compounds

Ngày tải lên : 01/04/2014, 10:10

... Reserved Physical Properties Published on January 1, 1961 on http://pubs.acs.org | doi: 10.1021/ba-1955-0015.ch001 Of Chemical Compounds R R Dreisbach The Dow Chemical Co., Midland, Mich Definition of ... + C')2 + PHYSICAL PROPERTIES OF CHEMICAL COMPOUNDS Since PV/RT may be assumed to be 1.0000 at th the temperature corresponding to 30 mm., and is also 1.0000 at 25° C., the molar heat of vaporization ... = I/Vg Inserting these values of vapor density we then solve the two equations for the values of A'· and B /• as in the case of A· and B· Ac, Bc, Cc: Constants of the Antoine vapor pressure equation...

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adachi s. physical properties of iii-v semiconductor compounds

Ngày tải lên : 08/05/2014, 12:50

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physical properties of aqueous suspensions of goethite nanorods

Ngày tải lên : 20/03/2014, 13:06

... study of ferroﬂuid suspensions [34a,43], the birefringence and the magnetization of a suspension of goethite particles can be B.J Lemaire et al.: Physical properties of aqueous suspensions of goethite ... method to measure linear birefringence, ∆n, of the samples as a function of the volume B.J Lemaire et al.: Physical properties of aqueous suspensions of goethite (α-FeOOH) nanorods (Part I) B b) ... very important for the interpretation of the magnetic behaviour of goethite suspensions B.J Lemaire et al.: Physical properties of aqueous suspensions of goethite (α-FeOOH) nanorods (Part I)...

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gallant rb and jay railey physical properties of hydrocarbons

Ngày tải lên : 02/04/2014, 16:04

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Báo cáo hóa học: " Structural and physical properties of antibacterial Ag-doped nano-hydroxyapatite synthesized at 100°C" pptx

Ngày tải lên : 20/06/2014, 23:20

... (Figure 4) spectrum of Ca10-xAgx(PO4)6(OH)2, with x = and 0.2, are shown The morphology of the nanoparticles of HAp and Ag: HAp was investigated by SEM SEM images provide the Page of direct information ... composition of the samples Figure shows the survey XPS narrow scan spectra of Ag:HAp (x = 0.2) nanopowder obtained at 100°C and XPS narrow scan spectra of Ag element In the XPS spectrum of Ag:HAp, ... results of XRD and TEM, the FTIR and FT-Raman spectra of the HAp show the absorption bands characteristic of hydroxyapatite XPS results provide the additional evidence for the successful doping of...

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Báo cáo hóa học: "Inﬂuence of Cobalt Doping on the Physical Properties of Zn0.9Cd0.1S Nanoparticles" docx

Ngày tải lên : 22/06/2014, 00:20

... nanocrystals can affect physical properties of doped nanocrystals Homogeneously substitutional doping is one of the most important goals for achieving novel physical properties in TM-doped nanosized ... method With the aid of structural, magnetic and quantitative analyses, we demonstrated that the dopants are embedded within the nanoparticles The relationship of physical properties of Zn0.9Cd0.1S: ... coupling However, the plot of v-1 versus T (with cobalt concentration of 0.18 M) in the inset of Fig 7b does not passes through the origin Extrapolation of the linear part of this curve gives an...

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Synthesis and Physical Properties of Polyester Amides Derived from Lipid-Based Components

Ngày tải lên : 02/07/2014, 13:01

... Study the effects of crystallinity on the physical properties of the PEAs  Prepare a PEA with an ester to amide ratio of 4:1 in order to model the trend observed in the physical properties versus ... structure resulted in a decrease of thermal stability a The increase of ester to amide ratio did not impact dramatically the thermal degradation of the PEAs b The increase of ester to amide ratio decreased ... biodegradability of PEAs with varying ratios of ester to amide groups  Increase the molecular weights of the synthesized PEAs to further improve the thermal and mechanical properties (such as...

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Báo cáo lâm nghiệp: " Selected physical properties of initial soils on the outside spoil bank of the Bełchatów brown coal mine" pot

Ngày tải lên : 07/08/2014, 03:22

... group of soils of industrial and urban areas with an undeveloped profile (AinCan – Can – IICan) The outside spoil bank of the Bełchatów brown coal mine is composed of a mosaic of formations of the ... 50.9% of Can horizons was composed of loose and coarse sands, 20.4% of medium sands, and 12.7% of loams In 30% of the studied plots the horizon II Can was also identified, which was made up of loams ... organic matter accumulation considerably affected the physical properties of raw rocks of the overburden forming the covering of the northern slope of the spoil bank These changes may be observed when...

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research on fabrication and the physical properties of the multi-component ceramics based on pzt and the relaxor ferroelectric materials

Ngày tải lên : 04/12/2014, 02:54

... function of PZT contents (a) and Zr/Ti ratios (b) 3.2.2 The temperature dependence of ferroelectric properties of PZT PZN PMnN ceramics The effect of temperature on ferroelectric properties of ceramics ... EFFECTS OF CuO, Fe2O3 ON PROPERTIES OF PZTPZNPMnN CERAMICS 4.1 Effect of Fe2O3 on properties of PZT-PZN-PMnN ceramics To improve the mechanical quality factor Qm and dielectric loss tan of PZT-PZN-PMnN ... of Fe2O3doped PZT-PZN-PMnN ceramics as a function of Fe2O3 contents 4.1.4 Effect of Fe2O3 on ferroelectric properties of PZT-PZN-PMnN ceramics From the form of feroelectric hysteresis loops of...

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Effect of physical properties of cotton on enzyme concentration

Ngày tải lên : 21/07/2015, 16:18

... it is slower in the rate of action The rate of desizing depends on the ratio of these two amylases Higher α-amylase content - faster reaction & vice versa MECHANISM OF DESIZING BY α- AMYLASE ... strength loss  Uniform removal of waxes  Highly suitable for scouring of blends  Low TDS in discharge  Compared to conventional fabric is softer 20 APPLICATION OF ENZYME ON FINISHING Finishing ... fashionable stone wash look of denim garment and other processes – applications of cellulose finishing 21 DENIM WASHING Denim fabric - woven fabric of 3/1 twill weave coarse counts of yarn Warp - Indigo...

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A comparative study of the biological and physical properties of viscosity enhanced root repair material (VERRM) AND MTA

Ngày tải lên : 15/09/2015, 22:51

... STUDY OF THE BIOLOGICAL AND PHYSICAL PROPERTIES OF VISCOSITY ENHANCED ROOT REPAIR MATERIAL (VERRM) AND MTA PALLAVI UPPANGALA (BDS RGUHS, India) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF SCIENCE ... 2.1 Portland Cement 2.2 Physical properties of MTA 2.3 Biological Properties of MTA 13 2.4 Comparison of White and Gray MTA 20 2.5 Comparison ... production of calcium hydroxide (Ca (OH)2 ) is responsible for the high alkaline pH of the cement 2.2 Physical properties of MTA 2.2.1 Composition MTA is a powder, which consists of fine hydrophilic...

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single crystal growth and magnetic properties of rrhin5 compounds

Ngày tải lên : 14/01/2016, 13:46

... calculations 2.4 MAGNETIC PROPERTIES OF RIN3 AND RRHIN5 COMPOUNDS 2.4 27 Magnetic properties of RIn3 and RRhIn5 compounds 1) RIn3 compounds Rare earth intermetallic compounds RIn3 (R: rare earths) ... 2, the fundamental 2.1 Magnetic Properties of Rare Earth Compounds Magnetic properties of rare earth ions and metals First we will explain the magnetic properties of rare earth atoms (ions) Rare ... Abstract A series of ternary compounds RRhIn5 (R: rare earths) was grown in the single crystalline form by means of the ﬂux method Magnetic properties of these compounds were investigated...

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Tài liệu PHYSICAL, CHEMICAL, AND MECHANICAL PROPERTIES OF BAMBOO AND ITS UTILIZATION POTENTIAL FOR FIBERBOARD MANUFACTURING docx

Ngày tải lên : 22/02/2014, 09:20

... soaking, modulus of elasticity (MOE), modulus of rupture (MOR), and internal bond (IB) properties of the panels and compare the age effect on the physical and mechanical properties of the fiberboard ... 27 3.1.2 Physical and Mechanical Properties Specific gravity (SG) is a measure of the density of a substance The specific gravity of a substance is a comparison of its density to that of water ... and utilization The physical and mechanical properties of bamboo vary with the age of the bamboo and the height of the culm [Chauhan 2000] In general, SG and the properties of bamboo drop from...

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Báo cáo " Synthesis and thermoelectric properties of La(Fe1-xSix)13 compounds (x = 0.12, 0.14 and 0.15) " pptx

Ngày tải lên : 28/03/2014, 13:20

... dependence of the thermal conductivity of La(Fe1-xSix)13 compounds The thermoelectric properties of La(Fe1-xSix)13 compounds at room temperature are listed in Table 1, together with the data of other ... parameters of the compounds are listed in Table 195 D.T.K Anh, M Kurisu / VNU Journal of Science, Mathematics - Physics 25 (2009) 193-197 Table The thermoelectric properties of La(Fe1-xSix)13 compounds ... dependence of the thermopower of La(Fe1-xSix)13 compounds Fig shows the temperature dependence of the thermopower (α) in the La(Fe1-xSix)13 (x = 0.12, 0.14 and 0.15) compounds All the compounds...

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Báo cáo khoa học: Physical properties and surface activity of surfactant-like membranes containing the cationic and hydrophobic peptide KL4 potx

Ngày tải lên : 30/03/2014, 11:20

... Therefore, the objectives of this study were to analyze (a) the effect of KL4 on the physical properties of membranes, in the absence and presence of Ca2+, using ﬂuorescence anisotropy of 1,6-diphenyl-1,3,5-hexatriene ... speciﬁcally examine the interaction of KL4 with POPG and PA as well as the effect of these lipids on the physical properties of the membrane Effect of KL4 on the lipid order of surfactant-like membranes ... to mimic some of the structural and functional properties of the native proteins and thus may offer a useful basis for the design of agents for therapeutic intervention [7] Studies of different...

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Báo cáo hóa học: " Review of thermo-physical properties, wetting and heat transfer characteristics of nanofluids and their applicability in industrial quench heat treatment" pot

Ngày tải lên : 21/06/2014, 04:20

... treatment of components Boiling heat transfer characteristics of nanofluids The alteration of thermophysical properties, especially the enhancement of the thermal conductivity, of the nanofluid ... behaviour of nanofluids so far and the possible mechanisms for the increment of thermal conductivity of the nanofluids are as follows [43-63]: I Brownian motion of nanoparticles: The Brownian motion of ... SiO2 nanofluid [77] Chen et al categorized the rheological behaviour of nanofluids into four groups as dilute nanofluids, semidilute nanofluids, semi-concentrated nanofluids, concentrated nanofluids...

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Báo cáo hóa học: " Ab Initio Prediction of Boron Compounds Arising from Borozene: Structural and Electronic Properties" ppt

Ngày tải lên : 22/06/2014, 00:20

... generalized gradient approximation (GGA), in terms of structural and electronic properties of two boron compounds, B60H12 and B228H24, in which the molecule of borozene can be considered as the building ... boron counterpart of coronene, whereas the structure of B228H24 was obtained by surrounding B60H12 with one series of borozene rings, therefore this cluster is constituted by a total of 24 borozene ... of B228H24 were carried out by means of the minimal basis set STO-3G whereas the more extended Pople basis set 6-311G was used in the optimizations of B60H12 In order to estimate the degree of...

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Báo cáo lâm nghiệp: "Comparison of physical and mechanical properties of tension and opposite wood from ten tropical rainforest trees from diﬀerent species" pptx

Ngày tải lên : 07/08/2014, 16:21

... Wood properties from tropical species 505 Figure Localization of specimen (disk and rods) used for the experiments 2.5 Air dry longitudinal modulus of elasticity The longitudinal modulus of elasticity ... The modes of natural vibration are related with elastic properties, green density and geometry of the beam The longitudinal MOE can be deduced using a formula that takes the eﬀect of shear into ... Aubl for example has a rather high resin content in all parts of the trunk) Figure Size of samples used for mechanical and physical properties CSCP: Crushing strength in compression parallel to...

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Báo cáo lâm nghiệp: "End-use related physical and mechanical properties of selected fast-growing poplar hybrids (Populus trichocarpa × P. deltoides)" potx

Ngày tải lên : 07/08/2014, 16:21

... related properties of poplar wood 627 Table VI Density (kg/m3 ), modulus of elasticity and modulus of rupture (N/mm2 ) for a 7-layer plywood for each of the selected clones Beaupré Density of the ... knot-free specimens were loaded at the centre at a rate of mm per in order to reach a duration of the test of 300 ± 120 s Of each stem, two logs of 2.6 m were peeled using industrial equipment to ... surface proportion of an individual zone of 6.25% The distribution of ‘Beaupré’ indicates that this clone has a bigger amount of smaller individual tension wood areas (85% of the tension wood...

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