definition and basic properties of equivalence relations
Báo cáo hóa học: " Research Article Relations between Limit-Point and Dirichlet Properties of Second-Order Difference Operators A. Delil" pdf
... denotes the complex conjugate of z ∈ C (·) and (·) represent the imaginary and real part of a complex number is the space of all absolutely summable complex sequences and w are the Hilbert spaces ... conditions on p, q, and w which are as weak as possible The motivation of the problem and parts (a) and (b) of the following theorem was previously presented at the 17th National Symposium of Mathematics, ... limit-point and Dirichlet properties of second order differential expressions,” Proceedings of the Royal Society of Edinburgh Section A Mathematics, vol 101, no 3-4, pp 283–296, 1985 [10] S Sun, Z Han, and...
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Báo cáo lâm nghiệp:"The relationship between vegetation management and the wood and pulping properties of a Eucalyptus hybrid clone" pdf
... determine differences of Eucalyptus weed control and pulping properties 675 Table I Summary of analyses of variances and data for wood and pulping properties Mean Squares Source of variation Extractable ... study of wood properties was secondary to an improvement of growth The effect of improved growth Eucalyptus weed control and pulping properties 677 Table II Summary of analyses of variance and ... groups of variates for each treatment A summary of the analysis of variance and treatment means for tree growth and the various wood and pulping properties is shown in Table I 3.1 Fibre length and...
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Electronic and Optoelectronic Properties of Semiconductor Structures
... 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
... 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 ... Co-concentration led to the increasing of anisotropy property of ferrites Ni1-xCoxFe2O4, hence it was the increasing of HC The increasing of HC proved that the soft magnetic property of ferrite NiFe2O4 changed...
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Tài liệu Đề tài " Basic properties of SLE " pptx
... Annals of Mathematics, 161 (2005), 883–924 Basic properties of SLE By Steffen Rohde* and Oded Schramm Dedicated to Christian Pommerenke on the occasion of his 70th birthday Abstract SLEκ is a random ... proof of these properties of SLE8 Recently, Vincent Beffara [Bef] has announced a proof that the Hausdorff dimension of the SLEκ trace is + κ/8 when = κ ≤ The paper [SS] proves the convergence of ... modulus of continuity for SLEκ for other κ What better modulus of continuity can be obtained with a different parametrization of the trace? BASIC PROPERTIES OF SLE 919 Figure 9.1: A sample of the...
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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
... 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
... 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
... 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 ... in Table Analysis of the temperature dependence of reaction rates with protiated and deuterated benzylamine provides a sensitive test for the functional equivalence of native and recombinant AADH ... 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...
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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
... 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
... 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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Tài liệu PHYSICAL, CHEMICAL, AND MECHANICAL PROPERTIES OF BAMBOO AND ITS UTILIZATION POTENTIAL FOR FIBERBOARD MANUFACTURING docx
... 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 ... characteristics and mechanical properties of bamboo Dissertation, Chinese Academy of Forestry, Beijing, China pp 147 Yusoff, M.N.M, A Abd.Kadir, and A.H Mohamed 1992 Utilization of bamboo for pulp and paper...
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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
... 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
... [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
... 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
... 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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Báo cáo khoa học: Ligand binding and antigenic properties of a human neonatal Fc receptor with mutation of two unpaired cysteine residues docx
... Søren Andersen and Professor Peter Roepstorff (University of Southern Denmark, Odense) for recording the presented MALDI-TOF ⁄ TOF spectrum, and Tove Olafsen and Anna M Wu (University of California ... (refolding solution) The positions of HCs and of hb2m are indicated by black arrows Fig CD structure of shFcRn C48S ⁄ C251S Analyses of the secondary structural elements of refolded shFcRn C48S ⁄ C251S ... mutant Fig Analysis of b2m and hFcRn HCs by MALDI-TOF MS prior to reduction of disulfide bonds (aliquot 1) Spectra were recorded after iodoacetamide treatment and tryptic digestion of gel-separated...
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Preparation and photoluminescence properties of amorphous silica nanowires
... formation of SiO2 nanowires can obtained through XPS The two strong peaks at 103.35 and 532.65 eV as shown in Results and discussion TEM micrography shows the general morphology and dimension of SiONWs ... Fig 1(b) indicates the amoeba-shape of the nanowires, with the diameter of about 70 nm and a length up to tens of micrometers Fig 1(c) shows frog-egg morphology of the nanowires, which is similar ... tops of the nanowires [17] The growth of the nanowires Fig XPS of the sample (a) survey spectrum of the sample; (b) Si2p binding energy spectrum; (c) O1s binding energy spectrum Fig PL spectrum of...
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Effects of simultaneous doping with boron and phosphorous on the structural, electronic and optical properties of silicon nanostructures
... effects of size and shape of Si-nc on the incorporation of group-III (B and Al), group-IV (C and Ge) and group-V (N and P) impurities Single-doping has been investigated both in spherical and faceted-like ... that the electronic properties of B- and P-codoped Si-nc are qualitatively and quantitatively different from those of either B- or P- single-doped Si-nc The presence of both a n and a p impurity ... the FE and the electronic properties of the Si-nc are influenced by the insertion of more and more impurities We call this insertion of several impurities multidoping Fig shows how the FE of a large...
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Large scale synthesis, characterization and photoluminescence properties of amorphous silica nanowires by thermal evaporation of silicon monoxide
... the metal particles, (ii) formation of liquid droplet of metal and Si/SiOx and (iii) the precipitation in the form of solid nanowires after super-saturation of liquid metal–Si/SiOx droplet at ... of crystalline Si core and amorphous SiO2 outer shell structure as confirmed by HRTEM image and SAED pattern On the other hand, the formation of crystalline Si–SiO2 core-shell nanowires first and ... agglomerated clusters consisting of high density of nanowires The magnified view of a single cluster is depicted in the inset of Fig 2(d) These observations suggest that growth of nanowires in the present...
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![Structures and electronic properties of si nanowires grown along the [1 1 0] direction role of surface reconstruction](https://media.store123doc.com/images/document/14/rc/td/small_tdu1394959072.jpg)
Structures and electronic properties of si nanowires grown along the [1 1 0] direction role of surface reconstruction
... in terms of the projection of energy band in bulk Si and confinement effect: the confinement decreases the energy of HO states and increases the energy of the LU states, but the magnitude of the ... is 1.5 Â 10À3 e/Å3 The wave functions of p- and p*-like bands on Si(1 1)-(2 Â 1) surfaces are also shown on the inset of (a) and (b), respectively p*-like bands on {1 1} facets, respectively This ... energy of nanowire in the supercell, lSi (lH) is the chemical potential of an Si (H) atom, nSi (nH) is the number of Si (H) atoms, and ez is the zero-point energy of Si–H vibrations The value of...
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