physicochemical properties of bioactive polymeric composites effects of resin matrix and the type of amorphous calcium phosphate filler
Physicochemical properties of polluted water of river Ganga at Varanasi
... at the sites with the help of mercury thermometer the DO water samples were fixed with the help of magnous sulphate and alkali-iodide-azide solution (2ml each) at the sites and analyzed in the ... July and lower in October to December 3.2 pH Because most of the chemical and biochemical reaction are influenced by the pH it is of great practical importance The adverse affect of most of the ... determining the water quality criteria of an aquatic system In the system where rate of respiration and organic decomposition are high ,the DO values remain lower than those of system where the rate of...
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Influence of the support on the physicochemical properties of Pt electrocatalysts: Comparison of catalysts supported on different carbon materials
... into account that the effect of the surface chemistry of the support on the catalyst properties depends on the catalyst synthesis method and the nature of the metal precursor Therefore, it is ... method On one hand, it is expected that they increase the wettability of the carbon support, thereby facilitating the access of the aqueous solution of the metal precursor to the internal pore ... resulted in the shortening of CNFs (see Ref [22]) and modified the original structure of the primary particles of Vulcan and their aggregates (see Ref [25]) In the case of CMK-3, the ordered structure...
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Handbook of the physicochemical properties of the elements g v samsonov (auth ), g v samsonov (eds )
... knowledge of the basic properties of the chemical elements Most of the handbooks on the properties of the elements published in the USSR and abroad are either of a strictly specialist nature (e.g., handbooks ... the handbook [1347] In the table giving the widths of the forbidden band we give the characteristics of the samples on which the measurements were made The thermal method gives the width of the ... UkrSSR and of the Metal Reduction Laboratory of the Institute of the Physicochemical Principles of Processing of Mineral Raw Materials, Siberian branch of the Academy of Sciences USSR, and consultants...
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Báo cáo khoa học: Enzymes of mannitol metabolism in the human pathogenic fungusAspergillus fumigatus– kinetic properties of mannitol-1-phosphate 5-dehydrogenase and mannitol 2-dehydrogenase, and their physiological implications pot
... rates The known regioselectivity of M2DH in the oxidation of polyols [23], indicated in Table 1, allows assignment of d-xylulose and l-sorbose as the products of oxidation of d-arabinitol and d-sorbitol, ... C) about one order of magnitude below the sH of AfM1PDH also randomness in the binding of substrate and coenzyme in each direction of the reaction catalyzed by AfM2DH By way of comparison, an ... orders of magnitude below the apparent Km of 40 mm A physiological role of AfM2DH in the utilization of intracellular Man-ol via reversal of path in Scheme is therefore proposed In light of the...
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Preparation and photoluminescence properties of amorphous silica nanowires
... deposit on the surface of the pellets and the thermalcouple TEM images of the products were taken with a JEM-200CX transmission electron microscope The composition of SiONWs was determined by the X-ray ... nanowires are amorphous 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, ... the surface of the pellets and the thermalcouple to become liquid-phase catalytic growth center The third step is that the vapor of silicon and silicon monoxide is transported to the catalytic...
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Large scale synthesis, characterization and photoluminescence properties of amorphous silica nanowires by thermal evaporation of silicon monoxide
... by the investigations of the white spongy material deposited on the inner surface of the quartz tube and also on the alumina sample holder Fig 2(d) shows the low-magnification SEM image of the ... flow at the rate of 40 l/h The source SiO was then heated at 1200 1C for h in argon ambient (99.95%) with traces of oxygen and moisture Therefore, the growth time was h After completion of the growth ... seen at either end of the wires The TEM investigations of the material further confirm our view that growth of nanowires is essentially non-catalytic in the present process 3.2 Structural and compositional...
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influence of DC magnetron sputtering parameters on the properties of amorphous indium zinc oxide thin film y s jung
... 2.49 2.31 2.19 4.27 12.1 – – – – Amorphous Amorphous Amorphous Amorphous Amorphous Amorphous Amorphous Amorphous Amorphous Crystalline Amorphous Amorphous Amorphous Amorphous Y.S Jung et al / Thin ... be between 500 and 600 8C, which confirms the XRD results The reason of the small height of the peak seems to be that the IZO thin film was as thin as mm, whereas the thickness of the wafer was ... ions in the IZO thin films seem to increase the energy barrier for the diffusion of atoms in the film, and hence disturb the rearrangement of atoms Fig shows the DTA curves for a bare and an IZO-coated...
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Structural properties of Amorphous Materials
... 71'2#)( Đ%'% 2CR2!'u%d%)#24C%C)( 2!)s4!2! vV '7&)( @S%482W2'2077i %C%!tR2!'%8!Iof & V0 p V0$ & & 1" c" p($ V05 1" c0 v0 "5$ V0 i v ( 1"" ( && i 1" e"& $0 $" ... eeggegegegegeggeegegg20')#`24o20'%CiV320')h(%!'2@w ED ED B eeggegegegegeggeegeggegeeggU4CtĂ !4!d7177i% of P ED B " V 5"& p i" eeggegegegegeggeegeggegeeggege 20')#t%!4!%Đ ... '24C'h20')W7e'! g20')W'%CCƠ '2WV C S ă D Q P P)h('t%!28U24577i!I%E%" i %7177i7i'to4W of Ă i & 1"&0 e 10 $" $" p & " $" $0 "p 1( c " B %!2)#$ S7V 4Hf CƠ e V0$p...
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Báo cáo lâm nghiệp: " Effects of ectomycorrhizal inoculation and the type of substrate on mycorrhization, growth and nutrition of containerised Pinus pinea L. seedlings produced in a commercial nursery" docx
... enhancing the photosynthetic capacity [11] and by increasing the uptake of water and nutrients, and their accumulation in the seedling tissues [3, 8] Environmental conditions marked by the Mediterranean ... ornamental and forest seedlings in nurseries [17, 33] Nevertheless, the effects of this type of substrates on the mycorrhizal status of forest seedlings produced in nursery are poorly documented The ... prevented the formation of mycorrhizas The relatively high pH value (7.7) of the substrate could have reduced the efficacy of all fungi tested Since most of them are acidophilous, both the germination...
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Application of micro cantilevers in characterization of crystallization induced stresses and mechanical properties of amorphous thin films
... hf: The thickness of the film hs: The thickness of the substrate w: The cantilever width L: The cantilever length r: The radius of curvature of the film-substrate structure κ: The curvature of the ... Chapter and present the results and analysis, respectively, of the density changes in Cu-Zr and Zr-Cu-Al systems The measurement of Young’s moduli and coefficients of thermal expansion of amorphous ... define the occupied volume is to assume the volume occupied is that of the atoms and the spaces between them in the crystalline state [7] Therefore, the free volume is the excess volume in the amorphous...
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Interaction of environmental calcium phosphate and ph with glass ionomer restoratives
... better understanding of the clinical performance of GICs, provide guidance to their clinical use and facilitate development of new materials The effects of environmental calcium/ phosphate and pH on ... improve the physico-mechanical properties of GICs They include modification of the glass and polyelectrolyte components, and inclusion of resins 2.1.1 Modification of the glass a Composition The ... suggest that the effects of environmental calcium and phosphate on both calcium and strontium based HVGICs are pH dependent When pH was at and 5, variations in environmental calcium and phosphate...
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Báo cáo khoa học: "Pregnancy loss in dairy cows: the contributing factors, the effects on reproductive performance and the economic impact" doc
... gniwolloF LP rof srotcaf ksir eb ot dnuof ton erew nosaes eht dna locotorp noitanimesni eht ,dreh eht ,revewoH )50.0 < ( ylevitcepser ,rehgih ro fo ytirap a htiw swoc eht rof taht fo dlof 5.0 ... eht fo nosirapmoC ]23[ margorp SAS eht gnisu demrofrep erew sesylana lacitsitatS LP eht gniwollof noitpecnoc dnoces eht ot gnivlac suoiverp gniwollof noitpecnoc tsrif eht morf lavretni eht sa detaulave ... eht :swollof sa erew noitatseg fo sretsemit ehT rehgih ro ,2 ,1 sa dezirogetac saw sdreh eseht ni ytiraP LP gniwollof )noitpecnoc dna ecivres tsrif ot LP morf slavretni eht( ecnamrofrep evitcudorper...
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Effects of time of heatsetting on the tensile properties of ingeo™ poly (lactic acid) (PLA) fabric
... shows the results obtained using the KES-FB system of testing Figures 9, 10 and 11 show the effect of time of heatsetting on tensile energy in warp and weft direction and the mean effect From the ... time of heatsetting (air, solvent or water) and the tension applied to the substrates during heatsetting [11, 12] The essence of this paper is to determine the effect of time of heatsetting on the ... Figure Effect of time of heatsetting on the linearity of load extension in weft direction of knitted Ingeo™ Poly (lactic acid) Figure Mean effect of time of heatsetting on the linearity of load extension...
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Tài liệu Báo cáo Y học: The effects of low pH on the properties of protochlorophyllide oxidoreductase and the organization of prolamellar bodies of maize (Zea mays) pot
... The two phenomena are clearly related and strongly point to the importance of changes in the surface properties of the PLB membrane The obvious candidates for the driving forces in the case of ... kinase therefore still remains unclear The main line of evidence for the existence of a PORphosphatase is the observation by Wiktorsson et al [9] of an inhibition, by NaF and ATP, of the loss of the ... spectral changes in POR and structural changes in PLB The existence of a correlation between the presence of the cubic membrane structure of the PLB and the presence of POR-PChlide650 has long...
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Báo cáo khoa học: Physicochemical properties and distinct DNA binding capacity of the repressor of temperate Staphylococcus aureus phage /11 doc
... Synthesis of O1 DNA Synthesis of O2 and O1O2 DNAs Synthesis of O2 DNA Synthesis of O3 DNA Synthesis of O3 DNA Synthesis of S aureus cspC DNA Synthesis of S aureus cspC DNA (Fig 2A) was synthesized ... I in the presence of CI More precisely, the )21 to )48 and )52 to )87 regions of the top strand and )24 to )53 and )58 to )87 regions of the bottom strand were protected by CI (Fig 3B) The centers ... contents in the shifted complexes and and in the unbound labeled O1O2 DNA were determined by scanning the intensities of all the bands shown in the autoradiogram of the gel shift assay (I) and plotted...
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Báo cáo khoa học: Dissociation/association properties of a dodecameric cyclomaltodextrinase Effects of pH and salt concentration on the oligomeric state pot
... identify the mechanism and forces that contribute to the supramolecular assembly and function of the enzyme In addition, the role of histidine residues at the interfaces in the formation of the dodecamer ... L541 of a molecule is the major part contacting the adjacent b-strand from T50 to V54 of the other molecule in oligomerization H539 is in the center of that contact region The nitrogen (NE2) of the ... lowered or the concentration of KCl was increased The results suggested that the effect of salts on the oligomeric state of CDase I-5 correlated with the dissociation of the dodecameric form of the...
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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
... comparison of the electronic absorption and RR spectra of the wild type and Thr171Ser either in the presence of the aromatic donor BHA or at alkaline pH Addition of saturating amounts of BHA did ... impact on the 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 ... disposition of the proximal His and Asp residues, affecting the imidazolate character of the His, but also by the formation of a LS species The latter indicating the probable binding of His42 to the...
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Effects of simultaneous doping with boron and phosphorous on the structural, electronic and optical properties of silicon nanostructures
... for the eye The dashed line corresponds to the band-gap for the undoped Si-nw Fig 11 shows how the FE for the B and P codoped Si-nw changes as function of the position of the dopants within the ... approaching asymptotically the value of the band-gap of the undoped Si-nw This is another indication of how doping can modify the electronic and optical properties of the Si nanostructures Conclusions ... energies and the excitonic effects through the solution of the Bethe-Salpeter equation (BSE) [34] The effect of local fields is also included, to take into account the inhomogeneity of the systems...
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Báo cáo khoa học: Effects of cardiomyopathic mutations on the biochemical and biophysical properties of the human a-tropomyosin docx
... for the wild type (WT) and mutant Tms The uncertainties listed are the standard errors of the mean and included the uncertainty in the determination of protein concentrations The values are the ... parameters for the thermal-induced unfolding of wild type (WT) and mutant Tms The values are the mean ± standard deviation of at least three experiments Tm1 is the midpoint of the thermal transition ... essentially the same for scan rates of 30, 60 and 90 °CÆh)1 (data not shown) Figure 7B shows the fitting of the DSC scan for wild type Tm obtained using three endotherms The Tms of the wild type and mutant...
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thermal treatment effects on the material and gas-sensing properties of room-temperaturetungstenoxidenanorodsensors
... close to the wavenumbers of the strongest modes of monoclinic tungsten oxide The two bands at 270 and 327 cm−1 had been assigned to O W O bending modes of the bridging oxide, while the 712 and 807 ... determine whether the crystalline structure is triclinic or monoclinic, since their position and relative intensity is very similar On the other hand, the intensity distribution of the diffraction ... consists of W 4f7/2 and W 4f5/2 doublet peaks with the spin-orbit splitting energy of 2.1 eV Fig 6A and B shows W 4f XPS spectra of N2 annealed samples at the two temperatures of 400 and 600 ◦...
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