chemical microstructural and morphological properties of uncd coatings
Báo cáo hóa học: " Wet chemical synthesis and magnetic properties of single crystal Co nanochains with surface amorphous passivation Co layers" pdf
Ngày tải lên :
21/06/2014, 04:20
... (Hc) of 355.8 and 93.6 Oe, respectively, for NCs and PSC, saturation magnetizations (Ms) of 125.7 and 162.5 emu/g, respectively, for NCs and PSC, and remnant magnetization (M r ) up to 46.6, and ... http://www.nanoscalereslett.com/content/6/1/285 Page of published SY and YQ: partly carried out the TEM and HRTEM experiments, as well as drafted the manuscript XL, LS, and HL: conceived of the study, and participated in its design and coordination ... out the experimental and numerical calculations, as well as drafted the manuscript VSM and PPMS: performed an analysis and interpretation of results, and gave final approval of the version to be...
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Báo cáo vật lý: "Flexural and Morphological Properties of Epoxy/Glass Fibre/SilaneTreated Organo-montmorillonite Composites Nor Hamidah Mohd" potx
Ngày tải lên :
07/08/2014, 14:20
... mechanical properties and fracture behaviour of nanocomposites and carbon fibre composites (CFRPs) that contained organoclay in the E matrix Bozkurt et al.4 reported that the flexural properties of non-crimp ... reaction uses alkoxysilanes and exploits the -OH reactive sites of the MMT structure In this research, we investigate the mechanical and morphological properties of E/GF/3aminopropyltrimethoxysilane-treated ... (2007) Effects of organomontmorillonite on the mechanical and morphological properties of epoxy/glass fiber composites Polym Int., 56(4), 512–517 Chow, W S (2007) Water absorption of epoxy/glass...
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Báo cáo vật lý: "Compatibility, Mechanical, Thermal, and Morphological Properties of Epoxy Resin Modified with Carbonyl-Terminated Butadiene Acrylonitrile Copolymer Liquid Rubber" pps
Ngày tải lên :
07/08/2014, 14:20
... CTBN and the EP, and to investigate the thermal, mechanical, and morphological properties of the modified EP EXPERIMENTAL 2.1 Materials The clear epoxy 331, with an epoxide equivalent weight of ... effect of CTBN content on the glass transition temperatures (Tg) of the EP Properties of Modified Epoxy Resin 3.3 Tensile Properties Table shows the effect of CTBN content on the tensile properties ... flexural strength and modulus of modified EPs A similar trend was found in the case of the tensile properties; the flexural strength and modulus of modified EPs are lower than those of the unmodified...
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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
... [Leithoff and Peek 2001] Since the amount of each chemical composition of bamboo varies with age, height, and layer, the chemical compositions of bamboo are correlated with its physical and mechanical ... 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 the ... bending properties, along longitudinal and radial directions of one, three, and five year old bamboo and determine the correlation between SG and bending properties, and (5) compressive strength of...
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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
... chemical and physical 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 ... databases The strength of the electrostatic interaction between S and C depends on the magnitude and relative orientation of the local fields of S and C and the dielectric properties and distances through ... efforts involving thousands of chemicals In fact, physical and chemical properties have only actually been measured for about percent of the approximately 70,000 industrial chemicals listed by the...
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chemical and biological properties of food allergens
Ngày tải lên :
28/05/2014, 14:08
... Chemical and Biological Properties of Food Allergens Chemical and Functional Properties of Food Components Series SERIES EDITOR Zdzisław E Sikorski Chemical and Biological Properties of Food ... Tomasik Chemical and Functional Properties of Food Lipids Edited by Zdzisław E Sikorski and Anna Kolakowska Chemical and Functional Properties of Food Proteins Edited by Zdzisław E Sikorski Chemical ... Department of Food and Chemical Risk Analysis TNO Quality of Life Utrecht, Netherlands xv Agata Szymkiewicz Department of Food Enzymes and Allergens Institute of Animal Reproduction and Food Research...
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Báo cáo hóa học: "Surface Morphological and Nanomechanical Properties of PLD-Derived ZnO Thin Films" docx
Ngày tải lên :
22/06/2014, 01:20
... film-only properties In addition, a plot of Young’s modulus of ZnO thin films on three various substrates determined using the method of Oliver and Pharr [18] is illustrated in Fig 2(c) The variation of ... pulsed-laser deposition (PLD) system and, to investigate the surface morphological and mechanical behaviors of ZnO thin films by using atomic force microscopy (AFM) and nanoindentation/nanoscratch ... ð7Þ where Pmax and h(w) are denoted as the driving force and the displacement response of the indenter, respectively; U is the phase angle between Pmax and h(w); m is the mass of the indenter...
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CHEMICAL AND OPTICAL PROPERTIES OF MOLECULAR COMPLEXES USING MATRIX ISOLATION SPECTROSCOPY
Ngày tải lên :
05/07/2016, 10:40
... A Sandford and L J Allamandola, Astrophys J 417, 815 (1993) 132 S A Sandford, L J Allamandola, A G G M Thielens, and G C Valero, Astrophys J 329, 510 (1988) Chemical and Optical Properties of ... Molecular Orbital (LUMO) of the acceptor and the exact strength of interaction depends on the difference in energy of the two concerned orbitals The concept of hard and soft acids and bases (HSAB principle) ... the selective efficiency of the UOH of H and of the VOH or UCH modes of CH3OH Quantum yields for the C —> U photoconversion of the HI/H complex were estimated of 0.75 and 0.41 respectively for...
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Electronic and Optoelectronic Properties of Semiconductor Structures
Ngày tải lên :
24/01/2014, 17:34
... principles and actual devices Electronic and Optoelectronic Properties of Semiconductor Structures provides engineering and physics students and practitioners with complete and coherent coverage of key ... manual and set of viewgraphs for use in lectures is available for instructors received his Ph.D from the University of Chicago and is Professor of Electrical Engineering and Computer ... University of Michigan, Ann Arbor He has held visiting positions at the University of California, Santa Barbara and the University of Tokyo He is the author of over 250 technical papers and of seven...
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Tài liệu Báo cáo " The effect of cobalt substitution on structure and magnetic properties of nickel ferrite " pptx
Ngày tải lên :
13/02/2014, 04:20
... CoCl2.6H2O, FeCl3.6H2O All the chemicals were dissolved in water with Fe3+ concentration of 0.8 mol, 0.4 mol of ions Co2+ and Ni2+ 0.48 mol solution of sodium hydroxide was prepared and slowly added to ... the compensation of ion Fe3+ in the tetrahedral and octahedral location That led to increasing of total magnetization of a molecule Ni1-xCoxFe2O4 and hence there is increasing of MS (table 3) ... high coercivity of materials, the second term can take part of several tens percent of HC and the last one whereas can only reach several hundreds of gauss Thus, the increasing of Co-concentration...
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Tài liệu Báo cáo khoa học: Interleukin-1-inducible MCPIP protein has structural and functional properties of RNase and participates in degradation of IL-1b mRNA doc
Ngày tải lên :
18/02/2014, 14:20
... mRNA and also of its own transcript For this reason, the level of mRNA for the wildtype form of MCPIP and the level of mRNA for IL-1b (Fig 5A, lane 3) were lower in comparison to the level of mRNA ... clarify the dynamics and features of this protein Role of MCPIP in regulation of the endogenous IL-1b transcript level After identification of a PIN domain in the MCPIP by use of bioinformatics, ... lanes 2,3 and 4, lower band) The levels of mutant and wild-type MCPIP mRNAs were higher when these vectors were co-transfected with a vector overexpressing IL-1b (Fig 5, lanes and 4, upper bands)...
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Tài liệu Báo cáo khoa học: The antibacterial and antifungal properties of trappin-2 (pre-elafin) do not depend on its protease inhibitory function pptx
Ngày tải lên :
18/02/2014, 17:20
... Araujo Soares RM (2006) Secretion of serine peptidase by a clinical strain of Candida albicans: influence of growth conditions and cleavage of human serum proteins and extracellular matrix components ... antibacterial ⁄ fungicidal properties of trappin-2 involve the cationic nature of the molecule, as assessed from the salt and heparin dependence of the antimicrobial and antifungal effects Results ... fungicidal effect of a lm concentration of trappin-2 towards C albicans was time-dependent, reaching 92% after h and 98% after 18 h (Fig 5) Effect of NaCl and heparin on the antibacterial and antifungal...
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Tài liệu Báo cáo khoa học: Tryptophan tryptophylquinone cofactor biogenesis in the aromatic amine dehydrogenase of Alcaligenes faecalis Cofactor assembly and catalytic properties of recombinant enzyme expressed in Paracoccus denitrificans pptx
Ngày tải lên :
19/02/2014, 07:20
... studies of the reductive half-reaction of AADH Studies of the reductive half-reaction were performed to allow comparison of kinetic parameters for native and recombinant AADH Reduction of the TTQ cofactor ... orf-4 and hemE) all putatively transcribed in the same direction [7] The second and fifth genes (aauA and aauB) encode the large and small subunits of AADH, respectively The genes aauD and aauE ... analysed and intermediates of the reaction identified by global analysis and numerical integration methods using prokin software (Applied Photophysics) In studies of the temperature dependence of bond...
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Tài liệu Báo cáo Y học: Antibacterial and antifungal properties of a-helical, cationic peptides in the venom of scorpions from southern Africa pptx
Ngày tải lên :
21/02/2014, 15:20
... of parabutoporin, opistoporin, melittin and mastoparan in absence and presence of mM extracellular Mg2+ ions Bacteria were incubated with twofold serial dilutions of peptides and inhibition of ... 50% of growth of the tested organisms at a concentration of lM at most (see Table 3) Opistoporin is the most active, inhibiting 50% of growth of N crassa and F culmorum at a concentration of 0.8 ... inhibition of growth of N crassa and fluorescence of SYTOX green could be observed (Fig 5B) Similar results were obtained for all combinations of peptides and fungi This suggests that inhibition of fungal...
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Tài liệu Báo cáo Y học: Short peptides are not reliable models of thermodynamic and kinetic properties of the N-terminal metal binding site in serum albumin doc
Ngày tải lên :
22/02/2014, 04:20
... values) of Ni(II) and Cu(II) complexes of peptides at I = 0.1 M (KNO3) and 25 C Standard deviations on the last digits are given in parentheses EPR The X-band EPR spectra of Cu(II) complexes of VIHN ... complexes of VIHN [11] and the DAHam complexes of Cu(II) and Ni(II) [31] were studied previously Tables and thus present only the novel data: protonation constants for DAHKam and VIHN, and stability ... Stock solutions of NiCl2 and CuCl2 were standardized gravimetrically with dimethylglyoxime and complexometrically with EDTA, respectively Concentrations of stock solutions of HSA and BSA were estimated...
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Báo cáo " Study on the characteristics and catalytic properties of Pt/SBA-15 in the selective oxidation of D-Glucose " potx
Ngày tải lên :
05/03/2014, 11:21
... Figure of PS-1 (1% Pt/ SBA-15) sample displays typical peaks of Si and Pt and the result from the quantitative estimation of peak areas gives 0,98% weight content of platinum This means that most of ... activity and selectivity in the oxidation of glucose When increasing the content of Pt loading, most Pt nanoparticles aggregated outside the channels of SBA-15 with size of 10-15nm and catalytic ... existence of a 2-D hexagonal structure of a p6mm symmetry The distance between two pore centres is about 6nm and the high wall thickness (6-7nm) is beneficial to thermal and hydrothermal stabilities of...
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Báo cáo khoa học: Ibuprofen binding to secondary sites allosterically modulates the spectroscopic and catalytic properties of human serum heme–albumin doc
Ngày tải lên :
06/03/2014, 01:20
... [20]: koff ẳ koff2ị ẵibuprofen=K2 ẵibuprofenị ỵ koff3ị ẵibuprofen=K3 ẵibuprofenịị ỵ kỵ off 7ị where koff(2) and koff(3) indicate values of koff occurring at K2 < [ibuprofen] < K3, and at ... functional and structural properties of domains I and II [i.e of the 1382 region of (t)HSA] l The values of the Hill coefcients (n1, n2, and n3) for ibuprofen binding to tHSAheme and HSAheme ... low-afnity sites of tHSAheme-Fe(III) and HSAheme-Fe(III) [represented by a and (1 a), respectively, in Eqn (1)] are 0.18 and 0.82, and 0.14 and 0.86, respectively (Table 1) Effect of ibuprofen on peroxynitrite...
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Báo cáo khoa học: Crystal structure and enzymatic properties of a bacterial family 19 chitinase reveal differences from plant enzymes pdf
Ngày tải lên :
07/03/2014, 11:20
... present analysis of enzymatic properties of ChiG, or by our analysis of the ChiG and ChiC structures Despite the deletion of the B-loop, the two putative catalytic residues Glu68 and Glu77 are structurally ... cell pellet was resuspended in 15 mL of ice-cold spheroplast buffer (10 mL of m Tris ⁄ HCl, pH 8.0, 17.1 g of sucrose, 100 lL of 0.5 m EDTA, pH 8.0, and 200 lL of phenyl- FEBS Journal 273 (2006) ... mg of ChiG per liter of culture) Tests with several substrates showed that removal of the His tag by tobacco etch virus NIa protease (TEV-protease) did not affect the catalytic properties of...
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Báo cáo khoa học: Spectroscopic and kinetic properties of the horseradish peroxidase mutant T171S Evidence for selective effects on the reduced state of the enzyme potx
Ngày tải lên :
07/03/2014, 21:20
... properties of His170 The strength of the hydrogen bond between the proximal His and Asp residues, and thus the imidazolate character of the His is expected to modulate not only the strength of ... NdeI and BamHI and ligated into the expression vector pFLAG1 at the unique NdeI and BglII sites Expression of HRPC in E coli W31110, isolation of inclusion bodies, refolding and purication of the ... functional properties of the enzyme and any catalytic consequences of the mutation are at best slight This nding is strengthened by the electronic absorption and resonance Raman (RR) spectra of the...
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