modification of surfaces and films

... intersection form is even: then S is a connected sum of copies of P1 × P1 and of a K3 surface if the signature is negative, C C and of copies of P1 × P1 and of a K3 surface with reversed orientation C ... SPACES OF SURFACES AND REAL STRUCTURES 591 and V Kharlamov for a useful conversation, V Kulikov and Sandro Manfredini for pointing out some nonsense, Sandro again for the nice picture, and finally ... with an action of G, and the product action of G on C × C is free if and only if, defining c, c by the properties abc = a b c = 1, and letting Σ be the union of the conjugates of the cyclic subgroups...

Ngày tải lên: 14/02/2014, 16:20

... arithmetic genus and is a flat limit of rational normal curves in Pn 343 THE K OF DEGENERATIONS OF SURFACES We will often consider two particular kinds of trees Tn : a chain Rn of length n and the fork ... number of irreducible components of double curves in X; • fn : the number of n-faces of G, i.e the number of En -points of X, for n 3; • f := n fn , the number of faces of G, i.e the total number of ... singularities of the total space X of a degeneration of surfaces at a good Zappatic singularity of its central fibre X0 = X (cf also [23] and [24]) Indeed, in Section 6, the local analysis of minimal and...

Ngày tải lên: 16/02/2014, 06:20

... spectroscopy of semiconductor and polymer surfaces, variable-temperature STWSTS of semiconductor interfaces, and the characterization of the geometric and electronic structure of diamond films with STM and ... Blank Biography Professor DiNardo is Associate Professor of Physics at Drexel University and Adjunct Associate Professor of Materials Science and Engineering at the University of Pennsylvania He ... expositions of nanoscale modification and techniques spun-off from STM technology In this work, I have attempted to describe a wide array of benchmark experiments and relevant examples and extensions of...

Ngày tải lên: 04/06/2014, 14:38

... Portsmouth Modification of Physiological and Operative Severity Score for the enumeration of Mortality and morbidity; HOP, Head of pancreas; CBD, Common Bile Duct; SD, Standard Deviation Page of (page ... Designed the study and prepared the manuscript, statistic calculations; CSB Collection of data and preparation of data bank and preparation of manuscript DFM, SRB, and DAM Concept and design, supervision; ... method of analysis, which is a standard method described by Hosmer and Lemeshow[17] and the risk assessment applies to an individual patient and is simpler to use[18] Figure Distribution of patients...

Ngày tải lên: 09/08/2014, 07:21

... increase our understanding of the growth mechanism of single-crystal and poly-crystal nanowires, and the coercivity mechanism of nanowires and continuous films The investigations and results are ... (c) HRTEM image, and (d) SAED of FePt films Figure 6.8 TEM micrographs and SAED of FePt films on Ag and Cu underlayers: (a) Dark field of FePt film on Ag underlayer, (b) SAED of FePt film on Ag ... doped FePt films for 20 and (b) in-plane and out -of- plane hysteresis loops of 2at% Ag doped FePt films annealed at 700 oC for 20 Figure 7.4: (a) Coercivity vs annealing time of FePtAg films and (b)...

Ngày tải lên: 14/09/2015, 08:45

Ngày tải lên: 07/03/2014, 02:20

... FESEM images showing a) top view of a Bi2Te3 pattern electrofrom the CNTs could have influenced the texture and lattice deposited on top of a CNT array and b) side view of a thick Bi2Te3 pattern parameters ... support of this work is ß 2009 WILEY-VCH Verlag GmbH & Co KGaA, Weinheim COMMUNICATION www.advmat.de gratefully acknowledged Two of the authors (K G B and T D S) acknowledge funding from the Of ce of ... on a silicon substrate and another grown on signs of cracks or peeling, and the observations are presented in CNT array The X-ray diffraction patterns confirm the presence of Table For samples without...

Ngày tải lên: 06/05/2014, 08:58

Ngày tải lên: 12/06/2014, 16:18

... among median and IQR of MTC and VelMTC for the young and elderly group walking at (a) -3°, (b) 0° and (c) +3° slopes *significance at p < 0.01 Khandoker et al Journal of NeuroEngineering and Rehabilitation ... years of age Journal of Rehabilitation Research and Development 1993, 30:210-223 doi: 10.1186/1743-0003-7-18 Cite this article as: Khandoker et al., Toe clearance and velocity profiles of young and ... http://www.jneuroengrehab.com/content/7/1/18 Page of 10 Figure Median values of MTC and VelMTC at slopes Median values of MTC and VelMTC of individual participants during walking at -3°>, 0° and +3° slopes have been...

Ngày tải lên: 19/06/2014, 08:20

... Development manuscript of study question, drafting of List of abbreviations AQLQ Asthma Quality of Life Questionnaire AQLQ(S) Standardised version of the Asthma Quality of Life Questionnaire All ... controlled asthma with no evidence of any other respiratory disease and to be between the ages of 12 and 80 years Outcomes Asthma Quality of Life Questionnaire for 12 years and older (AQLQ12+) Patients ... (Table 4) and correlations between each domain of the AQLQ12+ and other measures of asthma clinical status were also very consistent in the two age groups (Tables and 6) Discussion The results of this...

Ngày tải lên: 20/06/2014, 15:20

... temperatures on the structural properties of the films has been investigated, and the optical properties of the films have also been analyzed Methods Synthesis ZnS films were deposited onto a Corning ... However, the FWHM value of the film prepared at 400°C increased to 0.154°, indicating the deterioration of the crystallinity of the films The mean crystallite sizes of the films were about 22.3, ... http://www.nanoscalereslett.com/content/7/1/26 Page of Figure XRD patterns of ZnS films grown at various substrate temperatures from 100°C to 400°C Table Estimated FWHM and crystallite sizes of ZnS films grown at various...

Ngày tải lên: 20/06/2014, 21:20

... air at room temperature (21 ± 1°C) and air moisture between 40% and 60% via the droplet technique using an amount of 10 μl and a concentration of 10-5 mol/l of the solution As the solvent, we ... [MnIII6CrIII](BPh4)3 and methanol for [MnIII6CrIII](C3H5O3)3 and [MnIII6CrIII] (ClO4)3 Either the selected concentration and amount of solution, or the number of molecules, was sufficient for the creation of approximately ... approximately 30% of the surface and are mostly attached to an atomic step of HOPG At the atomic step, an agglomeration of [Mn III Cr III ](BPh ) with average height of 2.2 nm occurs The island shows...

Ngày tải lên: 21/06/2014, 01:20

... effect of crystallite size induced broadening and strain induced broadening at FWHM of XRD profile, Williamson-Hall plot [30] has been drawn which is shown in inset of Figure The crystallite size and ... observed The copper and the carbon peaks correspond to the carbon coated copper grid of TEM No peaks of other impurity have been detected Therefore, the EDX profile of sample (inset of Figure 2) indicates ... http://www.nanoscalereslett.com/content/6/1/434 Page of A B Figure FETEM and HRTEM images of silver nanoparticles (a) FETEM image of silver nanoparticles (b) High-resolution image of a single silver nanoparticle and inset shows...

Ngày tải lên: 21/06/2014, 02:20

... radiation source), θ is Bragg angle, and b is the FWHM of the diffraction peak [19] The values of b of the Ta films with sputtering temperature of RT and 673 K are 0.031 and 0.019, respectively The grain ... the defi  nition of m = ∂ ln(H ) / ∂ ln( ) , where H and  are the hardness and strain rate, respectively [25] The resultant m l of Ta films with d of 10 and 20 nm are 0.05 and 0.02, respectively ... time of deposition, the thickness of the films was kept at about μm Different temperatures of the substrate at 300 K RT and 673 K were used for adjusting the grain size of Ta The microstructure of...

Ngày tải lên: 21/06/2014, 05:20

... 210 and 120 to 150 nm for samples B1, B2 and B3 The densities of ZnO nanowires for samples A1, A2 and A3 were 2.1, 2.2 and 2.0 109 wires cm-2, respectively, which are much higher than that of ... morphology and density of ZnO nanowire arrays, leading to the different performance of the DSSCs based on the ZnO nanowire films Figure shows the top-view and cross-sectional FESEM images of two samples ... densities of nanowire arrays for samples B1, B2 and B3 were lower than that of samples A1, A2 and A3, the short circuit current density (Isc) increased from 1.61–1.97 to 1.93–2.25 mA cm-2, and in...

Ngày tải lên: 22/06/2014, 00:20

... characteristics of the MWNTs and overall morphology of the films are critical for FE This is also important because both structure and morphology of CNT films strongly depend on growth techniques and related ... Results and Discussion SEM micrographs of mechanically polished and the electrochemically etched Si wafers are shown in Fig 1a, b, respectively Randomly oriented pits of different shapes and size ... diameter of the BS-CNTs was estimated in the range of 30–70 nm However, some of the CNTs were of very large diameter (*150 nm) The tip diameters were in the range of 5–20 nm The magnified view of a...

Ngày tải lên: 22/06/2014, 01:20

... Measurements, and Applications, Second Edition, Revised and Expanded, edited by Hiroyuki and Kunio 77 Polymer-Surfactant Systems, edited by Jan T Kwak 78 Surfaces of Nanoparticles and Porous Materials, ... Qingxia Liu ,and James A Finch Acid-Base Behavior of Surfaces of Porous Materials Cristian I Contescu and James A Schirarz Electro-Optical Spectroscopy of Colloidal Systems Maria Stoimenova and Tsuneo ... cyclohexane and received, whereas the solvents toluene methane (99.8%) were zeolite-dried prior to use 0.5 g of silica, and excess of 0.8 and varying amounts of base were added to 25mL of solvent...

Ngày tải lên: 27/06/2014, 10:20

... Investigations of Curved Surfaces, or the Paper of 1825, to distinguish it from the Paper of 1827 The Paper of 1825 shows the manner in which many of the ideas were evolved, and while incomplete and in ... translation of the Paper of 1827 here given is from a copy of the original paper, Ia; but in the preparation of the translation and the notes all the other editions, except Va, were at hand, and were ... the preamble of the L TEX source file for instructions and other particulars Karl Friedrich Gauss General Investigations OF Curved Surfaces OF 1827 and 1825 TRANSLATED WITH NOTES AND A BIBLIOGRAPHY...

Ngày tải lên: 28/06/2014, 19:20

... 24 rof derutam setycoo TNCS fo ecnetepmoc latnempoleved desaerced taht detseggus ]31[ reklöH ]61[ h 44 rof derutam esoht naht TNCS retfa noitamrof tsycotsalb dna egavaelc rehgih dewohs h 33 rof ... tnempoleved oyrbme rof muidem )CVI( erutluc ehT stnemirepxe lla ni desu saw hctab emas eht morf diulf ralucillof enicroP esu litnu Co02− ta derots dna ,deretlif ,nim 51 rof × 009,1 ta degufirtnec ... ralucillof morf detceles erew sPSF raelc dna tnerapsnarT MVI no metsys erutluc-oc eht fo tceffe eht enimreted ot sPSF htiw derutam erew setycoo ,1 tnemirepxE nI demrofrep erew snoitacilper ruof fo...

Ngày tải lên: 07/08/2014, 20:23

... with analysis of the transference and of scenarios of old betrayals The crisis intervention of the Cape Cod Model aims for quick resolution by offering immediate, rudimentary proof that trustworthiness ... personality development and the phenomenology of their crises is evident Guilt, shame, loss of faith in the benevolence of others, hopelessness, mistrust and avoidance of primary relationships ... terms of sacrifices, demands and acts of atonement He self-mutilates, binges on food or sex, menaces for trivial wants and against trivial dangers The force and repetitiveness of these activities...

Ngày tải lên: 08/08/2014, 23:21