preparation characterization and application of bmscs
Preparation, characterization and application of heterogeneous solid base catalyst for biodiesel production from soybean oil
Ngày tải lên :
05/05/2014, 08:42
... weight of the internal standard, AB ¼ peak area of FAME, ftricaprylin ¼ response factor, Atricaprylin ¼ peak area of the internal standard, and ms ¼ weight of the sample Determination of sulfur ... good dispersion of K2O on Nd2O3 in the form of a monolayer due to the interaction between K2O and the surface of the support at a low loading of KOH And when the loading amount of KOH was further ... this kind of problem, an optimum amount of catalyst loading had to be investigated The influence of the catalyst amounts was studied at a 14:1 M ratio of methanol to soybean oil at reflux of methanol...
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Báo cáo Y học: Synthesis, characterization and application of two nucleoside triphosphate analogues, GTPcNH2 and GTPcF pdf
Ngày tải lên :
18/03/2014, 01:20
... Isothermal titration calorimetry of GTPcNH2 with MgCl2 To a solution of 5.0 mM GTPcNH2 placed in the cell of the calorimeter a solution of 50 mM MgCl2 was injected in steps of lL each (the first step ... )18.63 )5.51 )5.30 – – 0.91 0.97 – – Preparation of NMR samples and NMR spectroscopy 31 P and 19F NMR spectra of free nucleotides were recorded in aqueous solution of 90%/10% H2O/D2O Typically the ... hydrolysed to GDP with a half time of about 48 h Titration of GTPcNH2 with HCl/NaOH monitored by 31P NMR spectroscopy showed no variation of the chemical shifts of the three-fold negatively charged...
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Fabrication, characterization and application of metal tetraaminophthalocyanine polymer nanostructures
Ngày tải lên :
14/09/2015, 14:08
... On the other hand, the investigation of the mechanism of MTAPc polymerization process will enhance our understanding of the electropolymerization of a series of aminosubstituted organic materials ... 4-nitrophthalic acid, 0.90 g (16.8mmol) of ammonium chloride, 0.10 g (0.008mmol) of ammonium molybdate and 12.0g (0.2mol) of urea were finely ground and mixed After addition of ml of nitrobenzene the mixture ... of sodium hydroxide containing 40 g of sodium chloride and heated at 90°C until the evolution of ammonia ceased The product was treated again after filtration with M of hydrochloric acid, M of...
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Synthesis, characterization and application of nanostructured metal oxide
Ngày tải lên :
16/10/2015, 15:37
... characteristics of the effect of O2 on MoO3 nanobelt Figure 5-4: I-V characteristics of the effect of NH3 on MoO3 nanobelt Figure 5-5: Comparison of the effect of different chamber pressures of ammonia ... by the scratching the surface of MoO3 with AFM N (a) line profile of the edge of the nanobelts during the scratching process (b) Plot of sample height versus number of scans for different forces ... after days of heating (a) schematics of setup (b) SEM image of structure Figure 2-9: CNT substrate with 0.6mm spacer at 300oC after days of heating (a) schematics of setup (b) SEM image of structure...
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Báo cáo hóa học: " Preparation, characterization and photocatalytic behavior of WO3-fullerene/TiO2 catalysts under visible light" pot
Ngày tải lên :
21/06/2014, 01:20
... the interface of WO3, electrons at the CB of WO3 migrated to CB of TiO2 and fullerene, and holes at the VB of WO migrated to VB of TiO2 and fullerene [33] This can allow the transfer of photogenerated ... http://www.nanoscalereslett.com/content/6/1/459 Preparation of WO3-fullerene/TiO2 composites WO3-fullerene was prepared using pristine concentrations of TNB for the preparation of WO3-fullerene/TiO2 composites ... http://www.nanoscalereslett.com/content/6/1/459 Page of 11 Figure TEM image of the WO3-fullerene/TiO2 composites dispersion of TiO2 Fullerene were distributed uniformly outside the surface of the TiO2 nanoparticles with a size of approximately...
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báo cáo khoa học: "Cationic nanoparticles for delivery of amphotericin B: preparation, characterization and activity in vitro" potx
Ngày tải lên :
11/08/2014, 00:22
... edges of cationic bilayer fragments state of theBAdsorption of carboxy methylcellulose onto amphotericin B- cationic lipid assemblies preserves monomeric state of the drug at the edges of cationic ... on agar of 0.1 mL of the diluted mixture (1:1000 dilution) 1:10 either in IGP or in Milli-Q water yielding × 106 cfu/ mL Preparation of lipid dispersion and analytical determination of lipid ... by a layer of cationic lipid adsorb a layer of carboxymethyl cellulose Amphotericin B aggregates covered by a layer of cationic lipid adsorb a layer of carboxymethyl cellulose Effect of CMC concentration...
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Báo cáo y học: "Development and application of versatile high density microarrays for genome-wide analysis of Streptomyces coelicolor: characterization of the HspR regulon" ppsx
Ngày tải lên :
14/08/2014, 21:20
... coverage of regions of interest given the density of array (22k or 44k) Synthesize best-performing probes on to arrays Design complete Figure Overview of array design strategy Overview of array ... reduction of relative transcript levels of operonic genes more distal from the operon promoter (as in the dnaK operon; Figure 3a) is consistent with general observations of polarity of expression of ... sequences often exceed 80% G+C This extreme base composition compromises the design of suitable probes for array-based detection of complementary nucleic acid sequences because G+C-rich probes often...
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Preparation, characterization and property studies of carbon nanostructures derived from carbon rich materials
Ngày tải lên :
10/09/2015, 15:48
... characteristics of exfoliated graphene nanosheets 106 Chapter Figure 4.1 (A) AFM image of the exfoliated graphene nanosheets, (B) height profile of one of the sheets, (C) FESEM image of graphene/PVC ... dispersion of carbon sheets.52b TEM analysis of the suspension showed presence of 40 ± 15 layers in each sheet Mechanical exfoliation of graphite using a Scotch tape allowed preparation of a few ... Control Studies 98 3.3.2 Exfoliation of Graphite in Presence of SDS 99 3.3.3 Exfoliation of Graphite in Presence of CTAB 99 3.3.4 Field Emission Properties of Graphene Nanosheets 105 3.4 Conclusions...
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Adaptation and application of a state of the art impedance analyzer for characterization of silicon p i n diodes
Ngày tải lên :
26/09/2015, 10:59
... which consists of real part of the impedance [Re (Z)] as function of frequency and imaginary part of the impedance [Im (Z)] as function of frequency • A plot which consists of magnitude of impedance ... density of states of amorphous silicon as a function of electron energy [1-2] 46 x Figure 4.2 (a) Schematic of the structure of a-Si:H and µc-Si:H thin film solar cells diode (b) Schematic of the ... deviations of the measured phase angles of impedance of the samples are significantly smaller than phase angles of impedance of the sample Due to significant noise caused by recombination activities of...
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Characterization and deactivation of sulfided red mud used as hydrogenation catalyst
Ngày tải lên :
23/09/2012, 14:46
... Fig shows the evolution of the conversion of the different compounds with reaction time The evolution of the catalyst activity followed the usual path of an initial period of fast activity decay, ... period of about 25 h of slowly declining activity After about 38 h of run, the activity quickly decreased to a point at which the only reactant converted was anthracene Although the profile of the ... brightness of every pixel of the EDX maps, B, can be quantified on a scale of (black) to (maximum degree of brightness) Fig 10 shows the cumulative brightness distributions (fraction of the sample...
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Báo cáo y học: " Treatment of oroantral fistula with autologous bone graft and application of a non-reabsorbable membrane"
Ngày tải lên :
25/10/2012, 11:48
... indication of techniques for the treatment of this kind of surgical complication Spontaneous healing of to mm openings can occur, while untreated larger defects are connected with the pathogenesis of ... characteristics of OAC/OAF; the apexes of tooth 26 were in extremely close approximation to the maxillary sinus, and an area of periapical rarefaction was evident (Fig 1) After the failure of the endodontic ... discontinuity of the sinus floor, but showed radiographic loss of lamina dura at the inferior border of the maxillary sinus over the involved tooth and the localized swelling and thickening of the sinus...
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AN EVALUATION AND APPLICATION OF SOME MULTIMEDIA PRESENTATION SOFTWARE IN DESIGNING ENGLISH LECTURES AT FIT TNU
Ngày tải lên :
07/09/2013, 13:08
... NATIONAL UNIVERSITY - HANOI COLLEGE OF FOREIGN LANGUAGES POST-GRADUATE DEPARTMENT DƯƠNG THỊ HỒNG AN AN EVALUATION AND APPLICATION OF SOME MULTIMEDIA PRESENTATION SOFTWARE IN DESIGNING ENGLISH LECTURES...
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REVIEW AND APPLICATION OF THE TULSA LIQUID JET PUMP MODEL
Ngày tải lên :
23/10/2013, 08:42
... Sizing of the pump 10 Application of the Tulsa Jet Pump Model 13 5.1 Sizing and performance calculations 13 5.2 Evaluation of results 17 Application of ... while the ratio of their flow areas determines the trade off between produced head and flow rate For example, if a throat is selected such that the area of the nozzle is 60% of the throat area, ... decides the velocity of the fluid, and therefore the fluid pressure The smaller flow area, the higher velocity of the fluid The static pressure of the fluid drops as the square of the velocity increase...
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Tài liệu Báo cáo khoa học: Preliminary molecular characterization and crystallization of mitochondrial respiratory complex II from porcine heart ppt
Ngày tải lên :
19/02/2014, 02:20
... crystallization preparation and the crystal of complex II Lane 1, crystals of complex II Lane 2, molecular weight markers Lane 3, crystallization preparation of complex II The four subunits of complex ... total of six transmembrane helices Here we provide a detailed report of the preparation, gene sequencing, N-terminal sequencing and crystallization of mitochondrial complex II from porcine heart Characterization ... further purified preparation of complex II could not be crystallized Instead of further purification (e.g gel filtration), the mixture was crystallized directly It may Fig SDS-PAGE analysis of the crystallization...
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Tài liệu Báo cáo khoa học: Physico-chemical characterization and synthesis of neuronally active a-conotoxins docx
Ngày tải lên :
19/02/2014, 12:20
... Amidation of C-terminus Sulfation of tyrosine Hydroxylation of proline Carboxylation of glutamic acid Cyclization of N-terminal Gln O-Glycosylation Bromination of tryptophan Isomerization of tryptophan ... mechanisms of incorporation of PTMs in the biosynthesis of conopeptides Appropriate methods of analysis need to be addressed to ensure recognition of these PTMs, if present, in the course of characterization ... feature of some a-conotoxins in the understanding of structure-function relationships and the interaction of these ligands with the nAChR Identification of PTMs Methods for the characterization of...
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Tài liệu Báo cáo khoa học: Characterization and mode of action of an exopolygalacturonase from the hyperthermophilic bacterium Thermotoga maritima doc
Ngày tải lên :
20/02/2014, 03:20
... Hiromi K (1970) Interpretation of dependency of rate parameters on the degree of polymerization of substrate in enzyme-catalyzed reactions Evaluation of subsite afnities of exo-enzyme Biochem Biophys ... Subsite mapping On the basis of the assumptions of Hiromi [30] that the intrinsic rate of hydrolysis (kint) in the productive complex is independent of the length of the substrate, Km and Vmax ... protein was eluted at 0.6 m of NaCl Analysis of PelB by gel ltration resulted in a peak with an estimated mass of 212 kDa, corresponding to results of SDS PAGE analyses of the unboiled sample, suggesting...
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Tài liệu Báo cáo Y học: Characterization and regulation of yeast Ca2+-dependent phosphatidylethanolamine-phospholipase D activity docx
Ngày tải lên :
22/02/2014, 07:20
... purification of the cytosolic PtdEtn-PLD resulted in rapid loss of activity Ó FEBS 2002 Characterization and regulation of yeast PtdEtn-PLD activity (Eur J Biochem 269) 3823 Table Effect of different ... effects of different chloride salts of divalent cations on the membrane-bound and cytosolic PtdEtn-PLD activities assayed in the absence of added EDTA and EGTA, i.e in the presence of 10)5 M of ... upon addition of inositol (75 lM) to the medium This effect is seen regardless of the presence of mM choline in the medium The results suggest that under conditions of repression of the INO1 regulon,...
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THE MANUFACTURING AND APPLICATION OF ORGANIC COMPOUND FERTILIZERS pot
Ngày tải lên :
05/03/2014, 20:20
... bed of wood chips over slotted plastic pipes The mixed material is then laid over the layer of wood chips, allowing proper removal of the air A final layer of compost is laid over the top of the ... qualities of compost and chemical fertilizer, in a way which is cost effective and minimizes environmental pollution However, the quality control of organic compound fertilizer and of compost are of ... Report on a study tour of the United States of America Institute of Soil, Water and Climate, South Africa (Unpublished mimeograph) Chen, H.T 1995 Field organic fertilizer test of lettuce Annual Report,...
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Characterization and Authentication of Olive and Other Vegetable Oils pptx
Ngày tải lên :
07/03/2014, 21:20
... 8.1.1 Construction of the Monolithic Columns and Optimization of the Separation Conditions 8.1.2 Characterization of the Phenolic Compound Profiles 8.1.3 Construction of Data Matrices and ... purpose of being entered and executed on a computer system, for exclusive use by the purchaser of the work Duplication of this publication or parts thereof is permitted only under the provisions of ... MS 6.1.1 Ms Fatty Acid Profiles 6.1.2 Construction of Data Matrices and LDA Models 6.1.3 Evaluation of Binary Mixtures of Olive Oils of Different Quality Grade ...
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Synthesis and Application of Nanosize Semiconductors for Photoxidation of Toxic Organic Chemicals pptx
Ngày tải lên :
14/03/2014, 20:20
... Adsorption of toxic chemicals in aqueous supernatant from Step 2)Chemical Oxidation or Total Mineralization of the the Organics 3)Deep UV Photooxidation of the Organics 4)Photocatalytic oxidation of ... complete characterization of the photocatalyst microstructure tsnl Photocatalysts Material Requirements 1) Efficient conversion of sunlight to electron-hole pairs 2) Surface trapping of electrons ... (e.g MoS2) •Our synthesis allows easy chemical modification of the nanocluster surface properties (e.g deposition of a metal) •Small size of nanocluster vastly reduces electron-hole recombination...
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