dose melting and irradiation temperature on uhmwpe properties
Báo cáo lâm nghiệp:"Influence of basic density and temperature on mechanical properties perpendicular to grain of ten wood tropical species" pot
Ngày tải lên :
08/08/2014, 01:21
... C is the criterion measured (except Gf), C0 and C1 the limits at low and high temperature, T the temperature, Tg the temperature at the inflexion point and Dq the variation of temperature required ... both depend on temperature; – case 2: a is constant and b depends on temperature It seems that these two solutions are not very different (figure 5) Comparison between determination coefficients ... calculated using case and case (table II) leads to the conclusion that both solutions are relevant In order to get the simplest expression of the model, case (a constant and b dependant on temperature) ...
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evaluation of shape and size effects on optical properties of zno pigment
Ngày tải lên :
06/05/2014, 13:23
... surface area and surface roughness of particles and consequently, increase the light scattering efficiency [16,20] N2 adsorption–desorption results further confirmed Fig Low- and high-magnification FE-SEM ... The concentration of zinc nitrate and potassium hydroxide solutions (Molar) Experimental 2.1 Preparation of pigments ZnO samples were prepared by hydrothermal method and used for the evaluation ... morphology effects of ZnO pigments on their optical properties The synthesis conditions were according to our previous works [18,19] Typical synthesis conditions of ZnO powders synthesized in...
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Báo cáo vật lý: "Using of HPLC Analysis for Evaluation of Residual Monomer Content in Denture Base Material and Their Effect on Mechanical Properties" pptx
Ngày tải lên :
07/08/2014, 14:20
... residual monomer content could be reduced when the polymerization time was extended Dogan et al.9 studied the effects of varying polymerization times and temperatures on the residual monomer content ... Usanmaz, A (1995) The effect of preparation conditions of acrylic denture base materials on the level of residual monomer, mechanical properties and water absorption J Dent., 23, 313–318 Jagger, R.G ... the residual monomer content was evaluated by HPLC, and mechanical properties of heat-cure and self-cure denture base materials were checked out in both dry and wet condition using distilled water...
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Doping and its effect on zno properties
Ngày tải lên :
09/09/2015, 08:11
... excitons atmospheric pressure chemical vapor deposition ionized acceptor bound excitons conduction band ionized donor bound excitons neutral donor bound excitons deionized deep-level emission electroluminescence ... excitons (FX), ionized donor bound excitons (D+X), neutral donor bound excitons (D0X), acceptor bound excitons (A0X), deeply bound excitons (Y), and two electron satellites (TES) of shallow and ... doping and its effects on the electrical and optical properties of ZnO film and nanostructures synthesized by pulsed laser deposition (PLD) and solution method (microwave and conventional water...
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Effect of substrate temperature on spontaneous gan nanowire growth and optoelectronic properties
Ngày tải lên :
16/03/2014, 15:15
... weak and broad A1(LO) phonon mode Such a broad and weak A1(LO) phonon mode could be associated with residual n-type doping as hightemperature growth on the bare Si surface induces Si migration ... 800 1C, and a reference GaN film grown on (111) Si The inset shows an expansion of the spectrum in the vicinity of the E2 (high) phonon peak shows strong E2 (high) and A1(LO) modes at 566.4 and 734.0 ... diffusion coefficient and t the residence time on the surface When growth temperature is increased, diffusion coefficient increases but residence time is decreased and the overall effect is a reduction...
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Báo cáo hóa học: " Effect of growth temperature on the morphology and phonon properties of InAs nanowires on Si substrates" doc
Ngày tải lên :
21/06/2014, 01:20
... LO and TO phonon peaks, there is another phonon peak centered around 230.0 cm-1, which can be attributed to the SO phonons Such SO phonon modes have also been observed in GaP, ZnS, GaAs, and ... (> 20 nm) and shows almost no quantum confinement effect, which cannot explain the observed downshift in phonon frequency of LO and TO phonon peaks Another one is the thermal anharmonicity effect ... et al [20] and Tiong et al [21], and also generalized by Campbell and Faucher et al [22], the reduction in physical dimension of materials can lead to a downshift of phonon frequency and a broadening...
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Báo cáo khoa học: " In vivo assessment of catheter positioning accuracy and prolonged irradiation time on liver tolerance dose after single-fraction 192 Ir high-dose-rate brachytherapy" pot
Ngày tải lên :
09/08/2014, 09:21
... numerous dwell positions contribute to dose fractionation in each voxel First, the total voxel dose, Dtot (x,y,z), depends on the voxel position Second, the dose contribution of each catheter, ... axial, orthogonal, and total shift between center coordinates of the irradiation effect and planned dose distribution in relation to the direction vector of catheter implantation for T1-w and T2-w ... positioning accuracy and, second, effects of prolonged irradiation on the tolerance dose of normal liver parenchyma The mean shift between the center coordinates of the irradiation effect volume and...
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Changes of temperature data for energy studies over time and their impact on energy consumption and CO2 emissions. The case of Athens and Thessaloniki – Greece
Ngày tải lên :
05/09/2013, 16:10
... data change on the energy consumption for heating and cooling and on CO2 emissions In order to reach conclusions regarding the effect of temperature data changes on the energy consumption of buildings, ... Thessaloniki, an observation confirming this conclusion, since Athens is located southern and evidently the temperatures observed are higher This conclusion is further confirmed by the comparison ... cooling demands is 28.5% and for Thessaloniki 13.2% Obviously, directly proportional to the energy demand for heating and cooling is the fuel (diesel oil) and electricity consumption and hence...
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Tài liệu Báo cáo khoa học: Temperature and phosphate effects on allosteric phenomena of phosphofructokinase from a hibernating ground squirrel (Spermophilus lateralis) pptx
Ngày tải lên :
19/02/2014, 16:20
... phosphate and activation was seen only at low concentrations with a maximal 1.7-fold activation at mm phosphate At 121 Temperature effects on hibernator PFK allostery J A MacDonald and K B Storey ... inactivation by post-translational modification Another approach focused on temperature and pH dependent shifts in PFK activity and subunit assembly [6,7,21,22] The effects of acidosis and temperature ... PFK inhibition could occur under in vivo conditions The temperature- induced inversion of allosteric phosphate effects is observed only at saturating Mg.ATP concentrations Unlike temperature- induced...
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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
Ngày tải lên :
22/02/2014, 04:20
... Room -temperature absorption changes at pH 7.5 (B) Absorption changes corresponding to low -temperature fluorescence emission changes (C) Room -temperature absorption changes at pH 6.5 (D) Corresponding ... low -temperature fluorescence emission changes All samples contained 1.0 mM NADPH Fluorescence excitation wavelength was 440 nm Solid lines and dashed lines correspond to nonphotoconverted and ... Fig NADPH concentration dependence of the photoconversion of PChlide to Chlide of PLB suspended in pH 6.5 assay medium (A) Changes in percentage photoconversion in response to one, two, and four...
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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
Ngày tải lên :
07/03/2014, 12:20
... upon the addition of 1.0 m KCl (Fig 8A) Conversely, upon denaturation and unfolding of the protein by chemical modication, nonpolar interior groups became exposed to the polar exterior phase, and ... to the KCl concentration [9] The excitation and emission bandwidths were nm, and the scan speed was 1200 nmặmin)1 CD measurements CD spectra of CDase I-5 in different concentrations of KCl were ... protonation of H539 at the C-terminus Dodecamerization would expand the opportunities for the regulation of an enzyme by providing a number of functional advantages, such as high stability and control...
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Báo cáo khoa học: Temperature and salts effects on the peptidase activities of the recombinant metallooligopeptidases neurolysin and thimet oligopeptidase pdf
Ngày tải lên :
23/03/2014, 21:21
... position on determination of the cleavage sites and on the amount of their hydrolysis This series of peptides was chosen because the P2Â and P3Â positions were demonstrated to be very determinant on ... hydrolysis reaction rates by neurolysisn and TOP on concentration and chemical nature of salts The dependence of the rate constants according to the concentration and the chemical nature of salts were ... Yokohama, Japan) Details concerning the expression system including plasmid constructions and vectors used were described elsewhere [34] The procedures for expression and purication of recombinant porcine...
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Báo cáo sinh học: "Shipping blood to a central laboratory in multicenter clinical trials: effect of ambient temperature on specimen temperature, and effects of temperature on mononuclear cell yield, viability and immunologic function" potx
Ngày tải lên :
18/06/2014, 19:20
... trials: effect of ambient temperature on specimen temperature, and effects of temperature on mononuclear cell yield, viability and immunologic function Journal of Translational Medicine 2011 9:26 ... R, McFarland E, Fenton T, for the Pediatric ACTG Cryopreservation Working Group: Optimization and limitations of use of cryopreserved peripheral blood mononuclear cells for functional and phenotypic ... nitrogen and cell recovery, viability, phenotype, and function were determined Additional file 3: Proportions of CD4 and CD8 populations in PBMC did not change under various temperature conditions,...
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Báo cáo hóa học: " Influences of phase transition and microstructure on dielectric properties of Bi0.5Na0.5Zr1-xTixO3 ceramics" potx
Ngày tải lên :
20/06/2014, 23:20
... Influences of phase transition and microstructure on dielectric properties of Bi0.5Na0.5Zr1-xTixO3 ceramics Panupong Jaiban1, Ampika Rachakom1, Sukanda Jiansirisomboon1,2, and Anucha Watcharapasorn*1,2 ... that evaporation of Na and Bi might occur which often resulted in a formation of a second phase and compositional inhomogeneity Similarly, several investigations also found the mentioned loss leading ... showed that compositional variation in these new BNZT solid solutions affected the crystal structure, phase transition, microstructure, and dielectric properties Conclusions In this research,...
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Báo cáo hóa học: " Colistin: recent data on pharmacodynamics properties and clinical efficacy in critically ill patients" pot
Ngày tải lên :
21/06/2014, 01:20
... pharmacodynamic (PD) properties of colistin, such as minimal inhibitory concentration (MIC), mutation prevention concentration, population analysis profile, bacterial-killing kinetics, and the postantibiotic ... maximum concentrations of drug in plasma were 0.60 mg/L for the first dose and 2.3 mg/L at steady state After the first few doses, colistin concentrations were below the Clinical and Laboratory Standards ... after intravenous infusion On the contrary, median colistin peak lung concentration after nebulization was 2.8 μg/g After three consecutive CMS aerosols, peak tissue concentrations were found higher...
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Báo cáo hóa học: " Surface properties of glass micropipettes and their effect on biological studies" pot
Ngày tải lên :
21/06/2014, 03:20
... Benayahu, D Aronov, G Rosenman, The effect of surface treatment on the surface texture and contact angle of electrochemically deposited hydroxyapatite coating and on its interaction with bone-forming ... are magnification, tilting angle, and resolution Since the maximum pixel resolution of the machine is limited, different magnifications, and tilting angles have been used to reconstruct every ... (EBM, CC-3121, Lonza, Basel, Switzerland) on coverslips for to days before the experiments At the time of experiments, the confluence of the cells was over 80% Incubation was done at 37°C Patch-clamp...
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Báo cáo sinh học: "Research Article A Note on Symmetric Properties of the Twisted q-Bernoulli Polynomials and the Twisted Generalized q-Bernoulli Polynomials" docx
Ngày tải lên :
21/06/2014, 16:20
... Bernoulli numbers and polynomials of higher order,” Journal of Computational Analysis and Applications, vol 12, pp 695–702, 2010 27 T Kim, On a q-analogue of the p-adic log gamma functions and related ... 34602, pages, 2006 L.-C Jang and T Kim, On the distribution of the q-Euler polynomials and the q-Genocchi polynomials of higher order,” Journal of Inequalities and Applications, vol 2008, Article ... Advanced Studies in Contemporary Mathematics, vol 15, no 2, pp 243–252, 2007 23 W Kim, Y.-H Kim, and L.-C Jang, On the q-extension of apostol-euler numbers and polynomials,” Abstract and Applied Analysis,...
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báo cáo hóa học:" Influences of phase transition and microstructure on dielectric properties of Bi0.5Na0.5Zr1-xTixO3 ceramics" pptx
Ngày tải lên :
21/06/2014, 17:20
... representation and manipulation of crystal structures and calculation of the resulting X-ray powder patterns J Appl Cryst 1996, 29:301-303 Shannon RD: Revised effective ionic radii and systematic ... structure investigation of the specimens SJ and AW participated in the conception and design of the study and revised the manuscript for important intellectual content All authors read and approved the ... 10, and 100 kHz Jaiban et al Nanoscale Research Letters 2012, 7:45 http://www.nanoscalereslett.com/content/7/1/45 Page of phase transition, microstructure, and dielectric properties Conclusions...
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Báo cáo hóa học: " Low Temperature Growth of In2O3 and InN Nanocrystals on Si(111) via Chemical Vapour Deposition Based on the Sublimation of NH4Cl in In" pdf
Ngày tải lên :
22/06/2014, 01:20
... synthesis of narrow and wide-band gap InN and In2O3 NCs at low temperatures but also for nano-engineering of heterostructures and the fabrication of novel devices such as third generation solar cells ... low temperature growth of InN and In2O3 NCs directly on Si(111) using a common type of reaction 123 Nanoscale Res Lett (2009) 4:491–497 could be exploited for the synthesis of InN/In2O3 heteronanostructures ... immersed in HF, rinsed in de-ionised water and dried with nitrogen prior to the deposition of the Au layer in order to remove the native oxide and surface contamination The Au layer was deposited...
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