... 1a and b shows SEM images of bundles of closely packed TiO2 nanotubes prepared in ClOÀ and ClÀ solutions The tubes have an average diameter of 40 nm, a length of 30 lm, and a wall thickness of ... 1c and d shows SEM images of nanoporous WO3 prepared in ClOÀ and ClÀ containing electrolytes In this case, bundles of WO3 nanopore structures show an average pore diameter of 40 nm, and a structure ... length of 16 lm Based on our direct observations and as confirmed by a time sequence of experiments, the tube growth in every case starts randomly on certain points on the surface, and the amount of...
Ngày tải lên: 20/03/2014, 13:06
... decomposition of NH4Cl enhances the porosity of the Al melt thereby promoting the transfer of Al into the gas stream On the other hand, the reaction of NH4Cl and Al leads to the formation of AlCl3 ... In, we find that incorporation of NH4Cl leads to the complete transfer of the solids of In and NH4Cl into the gas stream of N2 Indium has a low melting point of 156 °C and once molten it forms a ... heated up in a flow of N2:NH3 it leads to the formation of AlN around the source of Al which in turn inhibits the transfer of Al into the gas stream and consequently the growth of AlN At high temperatures...
Ngày tải lên: 22/06/2014, 01:20
Controlled facet growth of gan and the overgrowth with zno
... chamber; (3) heating system and (4) exhaust system and safety apparatus [1] The gas handing system includes the sources of alkyls and hydrides, and all of the valves, pumps and instruments necessary ... two facets 101 ix List of Figures List of Figures Chapter Fig 1.1 Schematic drawing of the crystal structure of wurtzite Gaface and N-face GaN Fig 1.2 Schematic representation of ELO, black lines ... capture all of the major features of growth morphologies observed in a diverse set of experiments In particular, the simulation results provide an understanding about the stability of fast growing...
Ngày tải lên: 14/09/2015, 10:52
Role of Financial Institutions in the Growth of Small and Medium Enterprises in Addis Ababa
... areas of financial institutions and SMEs studies Firstly, it advances to a better understanding of functions and roles of financial institutions, secondly, it increases the understanding of how ... role of financial institutions, banks and microfinance institutions, in the growth of small and medium enterprises (SMEs) The study focuses on examining the contribution of financial institutions, ... feasibility, cost of scrutinizing loan application, cost of providing credit training to staff and borrowers, and the cost of monitoring and putting into effect loan contracts On the other hand, Robinson...
Ngày tải lên: 10/12/2016, 17:12
Tài liệu Báo cáo khoa học: MicroRNA-23a promotes the growth of gastric adenocarcinoma cell line MGC803 and downregulates interleukin-6 receptor pdf
... inhibition of IL6R by specific siRNA promoted gastric adenocarcinoma cell growth, which was consistent with the results of the overexpression of miR-23a, and suggested a critical role of IL6R in ... (Tianjin, China), and all others were obtained from Sigma-Aldrich (St Louis, MO, USA) Statistical analysis The data were expressed as the means ± standard deviation (SD) and statistical analysis ... this cluster might have a synergistic function that needs to be elucidated in further studies Collectively, our studies demonstrate that miR-23a potently promotes the growth of the gastric adenocarcinoma...
Ngày tải lên: 18/02/2014, 04:20
Tài liệu The Economic Promise of Investing in High-Quality Preschool: Using Early Education to Improve Economic Growth and the Fiscal Sustainability of States and the Nation pptx
... service offered, at least one meal offered and site visits to monitor implementation of quality standards [W Steve Barnett, Jason T Hustedt, Kenneth B Robin, and Karen L Schulman, The State of Preschool: ... children,† and 39 states and Percent of Children Figure 1: Access to Preschool Has Expanded in The Past 40 Years Source: National Center for Education Statistics, Digest of Education Statistics, ... cost of full-day early education and care for four-yearolds exceeds the cost of attending a state college or university (see Figure 3) Only two states, Georgia and Oklahoma, and the District of...
Ngày tải lên: 20/02/2014, 20:20
Tài liệu Báo cáo Y học: The effects of ring-size analogs of the antimicrobial peptide gramicidin S on phospholipid bilayer model membranes and on the growth of Acholeplasma laidlawii B ppt
... mid log phase of growth RESULTS Structure and biological activities of GS ring-size analogs The amino acid sequences and the 3D structures of the three ring-size analogs of GS studied here are ... and emission of nm and quartz cells of 1-cm path length; the excitation and emission were recorded at wavelengths of 496 and 516 nm, respectively The A laidlawii B cells were grown and cell growth ... temperatures and in the presence of agents which often alter protein conformation There is good evidence from studies of the interaction of GS and its analogs with bacterial cells that the destruction of...
Ngày tải lên: 21/02/2014, 01:21
Tài liệu Growth and Decline of the Economies of Europe and the US docx
... government and deposited in banks or state treasuries Finances of most of these governments are usually in dire state Institutions The wealth of the institutions consists of the cash, properties and ... gold and silver and ruled much of Mexico, Central and Latin America Britain, France, Germany, Holland, Italy and Portugal colonized most of Asia and Africa and took complete control of trade and ... with gold Land and Property The third part of wealth comprises of land and property Price of land has been increasing all over the world There may be short term fall in prices of land after financial...
Ngày tải lên: 21/02/2014, 14:20
Assessing and Managing Rapid Credit Growth and the Role of Supervisory and Prudential Policies docx
... episodes and cases of rapid credit growth; discusses possible implications for macroeconomic and financial stability; and discusses the pros and cons of a number of instruments—both macroeconomic and ... future risks and returns Risks of contagion and owner’s obligation and ability to control such risks Quality of data (transparency) and of supervision and regulation of markets and institutions ... financial institutions institutions - -Periodic monitoring/ Periodic monitoring/ survey ofof banks’ and survey banks’ and customers exposure customers’ exposure - -Periodic stress testing Periodic stress...
Ngày tải lên: 06/03/2014, 08:20
The Revelations of St Bridget and Church Reform ppt
... two branches of nuns and two branches of sisters, all of which are known for their loyalty and reverence for the person and office of the Holy Father and fidelity to the Magisterium of the Church; ... involved Church structures and institutions, the fundamental character of Christian reform is that it is first of all individual and personal and only secondarily collective and institutional Unless ... bishops of tolerating and ignoring the great scandal of priests living unchaste lives (1.23) The Revelations also condemn the widespread practice of simony, i.e., the buying and selling of ecclesiastical...
Ngày tải lên: 15/03/2014, 14:20
Effect of cd and as in soil on growth availability to plant
... concentrations of growth damage resulting from the significant reduction (5%) of growth and yield of chinese cabbage and lettuce were 50-100 mg kg-1 and 10-25 mg kg-1, respectively The growth of radish and ... adverse effect of As and Cd on the growth of chinese cabbage, radish and lettuce and to establelish the critical level of elements in chinese cabbage, radish and lettuce Materials and Methods A ... (Minister of Environment, 1996) Conclusion Phytotoxicity and absorption of Cd and As were investigated with chinese cabbage, radish, and lettuce grown at the different concentration of upland...
Ngày tải lên: 16/03/2014, 00:07
Research " THE EFFECTS OF EDUCATION ON ECONOMIC GROWTH: THE CASE OF BOTSWANA AND SOUTH AFRICA (1970-1994) " doc
Ngày tải lên: 16/03/2014, 03:20
Investigation of au and in as solvents for the growth of silicon nanowires on si(1 1 1)
... tension of gold and indium and the surface energy of silicon and silicon oxide Fig SEM image of the indium droplet distribution after a desorption step had been carried out Fig SEM image of the ... behavior of gold and indium on Si(1 1) has been described and analyzed An explanation based on differences of solubilities of surface atoms in gold and indium and on the different surface energies of ... phase diagrams; top: In–Si and bottom: Au–Si Since the state of the substrate surface after desorption and the vacuum conditions are the same during evaporation of gold and indium, the different...
Ngày tải lên: 16/03/2014, 15:17
The Impact of Education on Economic Growth Theory, Findings, and Policy Implications potx
... the education of children in developing countries “is key to future economic growth and lasting democracy, leading to greater stability and improved standards of living.”1 Many growth models ... following studies: Pritchett (1997), Islam (1995), Caselli, Esquivel, and Lefort (1996) 10 The existence of an industry focused on standardized test preparation, racial disparities in test scores, and ... concerns over test-retest reliability have led to criticism of the use of standardized tests in recent years For further information, see: Gordon, Edmund (1995) “Toward an Equitable System of Educational...
Ngày tải lên: 17/03/2014, 08:20
Has the rate of economic growth changed? Evidence and lessons for public policy pdf
... using a version of the method of Staiger, Stock, and Watson (1997, 2001) Hence, the forecasts take into account the best estimate of the NAIRU as of the beginning of the period of the productivity ... determinants of economic growth Accordingly, Statistics New Zealand should make it a priority to construct official estimates of labour productivity and total factor productivity at industrial and aggregate ... parametric version of the elasticity of the adjustment cost with respect to the investment rate, φ = g kk I (6) Shapiro’s estimate of the adjustment-cost parameter gkk is 0.0015 and I averages 4.83...
Ngày tải lên: 17/03/2014, 10:20
NPNF1-02. St. Augustin''''s City of God and Christian Doctrine ppt
... City of God” by the standard of modern exegetical and historical scholarship. Augustin’s interpretations of Scripture, although usually ingenious and often profound, are as often fanciful, and ... Understand by the Animal and Spiritual Body; Or of Those Who Die in Adam, And of Those Who are Made Alive in Christ p 370 How We Must Understand that Breathing of God by Which ‘The First Man ... p 325 Of the creation of angels and men, and of the origin of evil p 326 xx NPNF1-02 St Augustin's City of God and Christian Doctrine Philip Schaff That the Nature of the Angels,...
Ngày tải lên: 19/03/2014, 11:20
growth of tetragonal sno2 microcubes and their characterization
... cubes Growth of two types of cubes bigger (length of each side 5–8 mm) and smaller (length of each side 0.5 mm) for the anisotropic crystal can be adjusted by balance between the thermodynamic and ... micron cube-shaped crystals, in terms of chemical reactions and crystal growth is described here From the crystallization point of view, the formation of an oxide during of an aqueous solution ... and kinetic growth regimes, crystals with geometrical morphology consistent with their crystallographic structure can be formed Also by controlling the kinetic growth regime the anisotropic growth...
Ngày tải lên: 19/03/2014, 16:48
synthesis and growth of hematite nanodiscs through a facile hydrothermal approach
... spots were recorded and shown in a pattern (inset of Fig 1a), suggesting that the nanoparticles are of crystalline structure The further confirmation on single crystalline or polycrystalline particles ... platelike structure with a thickness of *6.5 nm Combining the structural analysis of TEM and AFM, the as-prepared hematite particles are of nanodiscs in 123 J Nanopart Res Particle nucleation and growth ... occurrence of nanoparticle crystallization well separated in time from the injection of the precursors They suggested a burstlike nucleation at a certain delayed time and subsequent fast nanocrystal...
Ngày tải lên: 20/03/2014, 13:08
Fertility of Men and Women Aged 15–44 Years in the United States: National Survey of Family Growth, 2006–2010 docx
... nchs/data/series/sr_02/sr02_150.pdf 34 Office of Management and Budget Race and ethnic standards for federal statistics and administrative reporting Statistical Policy Directive 15 1977 Available ... reporting of the age at the first birth Significance of differences among subgroups was determined by standard two-tailed t-tests using point estimates and their standard errors No adjustments ... or other statistic is not shown for this reason, the table contains an asterisk (*) signifying that the ‘‘statistic does not meet standards of reliability or precision.’’ For most statistics presented...
Ngày tải lên: 22/03/2014, 11:20
Báo cáo khoa học: The b-N-acetylglucosaminidases NAG1 and NAG2 are essential for growth of Trichoderma atroviride on chitin doc
... normal growth and sporulation of the knockout strains, and (C) minimal medium with chitobiose Dnag2-I and Dnag2-II are Dnag2 strains C2332 and A523, and nag1Dnag2-I and nag1Dnag2II are Dnag1Dnag2 strains ... the random cleavage of chito-oligomers by chitinases To test this, we grew the strains on chitobiose (Fig 1C) Under these conditions, growth of the WT and Dnag1 and Dnag2 strains occurred and ... essential for normal growth on non-chitinous carbon sources Dnag2 strains C2332 and A523 and Dnag1Dnag2 strains 713 and 1921 were randomly chosen and used together with the WT and Dnag1 strain in subsequent...
Ngày tải lên: 23/03/2014, 05:22