conformal flatness of two dimensional riemannian manifolds

... cut-off value 15 for strain of –6.5 % a sensitivity of 23 % and specificity of 87 % was calculated for the detection of infarcted segments (AUC 0.6, confidence interval 0.53 – 0.64) A 111 cut-off ... cut-off value of –10.34% resulted in a sensitivity of 54 % and specificity of 59 % (see Table 6) The intra- and inter-observer variation of our data is congruent with the data of Jarnert et al ... comparison to adjacent and non-infarcted segments with a sensitivity of 80% and a specificity of 70% (AUC 0.8) with a cut-off value of less than 1.95 cm/s Poor agreement between VVI and TDI measurements...

Ngày tải lên: 25/10/2012, 11:15

... Gallery Programs Relief Sculpture in Two Parts What does two- dimensional mean? What things are two- dimensional? Describe this sculpture Is it two- dimensional or three -dimensional? Describe the scene ... Scott Gallery Programs Relief Sculpture in Two Parts PART II THE PRODUCTION OF A PIECE OF TWO- DIMENSIONAL ART I Objective ♦ II To reinforce discussion of relief sculpture Background I n this activity ... Gallery Programs Relief Sculpture in Two Parts Sculpture Art Lesson Vocabulary aesthetic The science of the “beautiful” in a work of art The aesthetic appeal of a work of art is defined by the visual...

Ngày tải lên: 19/02/2014, 10:20

... preparation of two- dimensional honeycomb-like ZnO nanowalls/zeolite composite material includes the coating of ZnO seed layer on surface of zeolite and the growth of two- dimensional ZnO First of all, ... patterns of synthetic zeolite (a), ZnO/zeolite (b), two- dimensional honeycomb-like ZnO nanowalls/zeolite (c) and high-resolution TEM image of twodimensional honeycomb-like ZnO nanowalls (d) those of ... Decoloration of methylene blue for two- dimensional honeycomb-like ZnO nanowalls/zeolite with different concentrations of the growth solution the growth solution However, the degradation efficiency of twodimensional...

Ngày tải lên: 06/05/2014, 13:26

... error of the addition and subtraction is simply the sum of the error of the operands while in the case of multiplication and division, the error of the results also depends on the value of the ... means the sum of the integer and fractional bits of the fixed-point numbers and the width of the mantissa bits in case of the floating-point numbers) Due to the large area requirements of the floatingpoint ... a two- dimensional cut of a pipe which has closed at the upper and lower boundaries, while the left and right boundaries are open The direction of the flow is from left to right and the speed of...

Ngày tải lên: 21/06/2014, 22:20

... formation of Au–Pt NP assembly over a larger area, without much long range ordering An average height of 7.4 ± 1.3 nm is obtained for the Au–Pt NPs from the analysis of a number of AFM images of different ... achieved through the well-known silane coupling chemistry of the trimethoxysilane groups present at one end of the molecule Two different kinds of surfaces are used in our experiments with an idea ... analysis software Surface coverage of different nanoparticles was estimated by analyzing the mean grain area and number of grains present in a typical lm lm (total area = lm2) AFM image of the respective...

Ngày tải lên: 22/06/2014, 00:20

... have been applied to study face vectors of triangulations of manifolds (e.g., [N, NS, Sw]) On the other hand, the characterization of h-vectors of (d − 1) -dimensional Buchsbaum complexes is a mysterious ... every vertex v of ∆ Thus the class of Buchsbaum complexes contains the class of Cohen–Macaulay complexes Buchsbaum complexes are important since all triangulations of topological manifolds are ... including all 2 -dimensional connected Buchsbaum complexes, and proved the necessity of the conjecture The main result of this paper is to prove the sufficiency of Terai’s conjecture for 2-dimensional...

Ngày tải lên: 07/08/2014, 21:21

... explained by the existence of major genes responsible for the determinism of polypeptide amounts A total of 38% of the proteins were clustered at two loci Each group of covariable spots could ... in protein patterns of two- dimensional gels were classified in three groups: i) Presence/absence variation, defined as the presence of a spot in one genotype and the absence of the same spot in ... mostly non- coding DNA) (Plomion et al, 1995b) Two- dimensional electrophoresis of denatured proteins (2D PAGE) allows the analysis of several hundreds of gene products in a single gel (O’Farrell,...

Ngày tải lên: 08/08/2014, 18:21

... CHARACTERIZATION OF TWODIMENSIONAL CARBON AND VO2 IN ULTRAHIGH VACUUM WANG YING (B Eng., Hons., National University of Singapore, Singapore) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY ... achieved with two Ni probes of different sizes in one cycle of AC external magnetic field 65 Fig 5.9 (a) Response of the field emission current to one cycle of sinusoidal electric field of different ... of Carbon Nanowalls 3.3 Preparation of Nanoprobes 3.3.1 Ex-situ Fabrication of Nanoprobes Using the Lamella Drop-off Technique 3.3.2 Tip Approaching Procedures 3.3.3 In-situ Shape Formation of...

Ngày tải lên: 08/09/2015, 15:25

... combinations of polar/non-polar oxide interfaces, providing us further understanding of the nature of carrier confinement, magnetic interactions and origin of conductivity of the two dimensional ... spacing of (100) STO of 0.39 nm (c) AFM topography image of the STO (110) surface after treatment.(d) AFM height profile showing the step height is equal to a unit cell spacing of (110) STO of 0.278 ... electron microscopy (TEM) observation of mixed valence of Ti (3+, 4+) at the interface From Nakagawa et al [28] (c) Schematic representation of the two types of LAO/STO interfaces, AlO2-LaO-TiO2-SrO...

Ngày tải lên: 10/09/2015, 09:11

... Haomin and Assoc Prof Wu Yihong from Department of Electrical and Computer Engineering of NUS, Dr Pan Hui from Department of Physics of NUS, and Assoc Prof Han Mingyong from Institute of Materials ... STUDIES OF TWO DIMENSIONAL CARBON NANOSTRUCTURES AND SEMICONDUCTOR QUANTUM DOTS Ni Zhenhua (B Sc Shanghai Jiao Tong University) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF ... electron state of such system This part of work provides a good model for the study of structural stability of semiconductor QDs viii List of Figures Figure 2.1 Schematic spectrum of light scattering...

Ngày tải lên: 13/09/2015, 21:36

... University of Singapore ii Table of contents TABLE OF CONTENTS Acknowledgements i Table of contents iii Abstract viii List of tables x List of figures xi Nomenclature xxiv Acronyms xxviii List of publications ... zero -dimensional 1D one -dimensional 2D two- dimensional 3D three -dimensional National University of Singapore xxx Chapter Introduction CHAPTER INTRODUCTION Over the last several decades, scaling of ... Carbon-based Nanostructures of Different Dimensionality 1.2 Energy Band Structure of Two Dimensional Carbon 1.3 Carbon Nanowalls – Disordered 2D Carbon 1.3.1 Fabrication of Carbon Nanowalls 1.3.2...

Ngày tải lên: 14/09/2015, 08:40

... peak at a value of 2 of 26.6° for PEGO almost disappeared completely, whereas the intensity of the diffraction peak at a value of 2 of 9.8° (corresponding to a value of d001 of 0.896 nm), the ... scope of this manuscript 26 Figure 3-4 (a) Mechanism of formation of PEGO and digital image of VPE (b) Mechanism of plasma-mediated expansion of GE Fig.3-4 displays a schematic representation of ... 25 Figure 3-4 (a) Mechanism of formation of PEGO and digital image of VPE 27 (b) Mechanism of plasma-mediated expansion of GE 27 Figure 3-5 TEM images of (a) GE, (b) HG, (c) PEGO, and...

Ngày tải lên: 23/01/2016, 01:56

... Then Λg1 = Λg2 TWO DIMENSIONAL COMPACT SIMPLE RIEMANNIAN MANIFOLDS 1097 The proof of Theorem 1.2 is reduced then to the proof of Theorem 1.3 In fact from Theorem 1.3 and the result of [LaU] we can ... subspaces of Euclidean space (see [Gr]), simple subspaces of an open hemisphere in two dimensions (see [M]), simple subspaces of symmetric spaces of constant negative curvature [BCG], simple two dimensional ... that knowing the lengths of geodesics joining points of the boundary of a two- dimensional, compact, simple Riemannian manifold with boundary, we can determine uniquely the Riemannian metric up to...

Ngày tải lên: 16/02/2014, 05:20

... other form of conformal radiation improve upon the excellent rates of local control already achieved with conventional techniques? Second, will the routine use of IMRT lead to a higher risk of marginal ... edge of the vertebral body, PTV coverage is compromised In this study, the tight clinical plans resulted in a D95 of 60% of prescription and loose clinical plans resulted in a D95 of 86% of prescription ... addition of more beams to the 3D conformal plans may offer a better dose distribution, though would likely not have the necessary conformality needed to spare the carotid arteries to the extent of...

Ngày tải lên: 09/08/2014, 09:20

... sum of the individual components consequence of the use of D2O buffer This is the consequence of the H–D exchange that takes place when using D2O buffer, a range of that was quantified using two ... solvent Comparison of the secondary structure of PKCf with those of other protein kinases of the AGC family (Table 2) offers other interesting data The secondary structure of PKCi, as deduced ... spectra of buffers and ligands (like MgATP) from those of samples containing protein Figure 1A shows the difference spectra of cat-f in the presence of D2O buffer (5 mgÆmL)1) The spectra of protein...

Ngày tải lên: 16/03/2014, 13:20

... Annals of Mathematics, 159 (2004), 377–405 (log t)2/3 law of the two dimensional asymmetric simple exclusion process By Horng-Tzer Yau* Abstract We prove that the diffusion coefficient for the two dimensional ... Therefore, Johansson’s result on the variance of the current can be interpreted as the spreading of S(x, t) being of order t2/3 The result of Johansson is for TWO DIMENSIONAL ASYMMETRIC SIMPLE EXCLUSION ... depending on the parameters of the model Both the approaches of [6] and [2] are related to the earlier results of Baik-Deift-Johansson [1] on the distribution of the length of the longest increasing...

Ngày tải lên: 22/03/2014, 16:20

... u2〛 other than u1 and u2, then the interior of 〚u1, u2〛 is either a subset of the basin of attraction of u1 or a subset of the basin of attraction of u2 Kalabušić et al Advances in Difference ... interval Any endpoints of C in the interior of ℛ are either fixed points or minimal period -two points In the latter case, the set of endpoints of C is a minimal period -two orbit of T The situation ... rest of the proof is similar to the proof of part ((Ri , i = 1, 4)) α1 (ℛ6 ) By Lemma y0 = implies yn = 0, ∀n Î N, and xn → A1 −β1 , n ® ∞, which shows that x-axis is a subset of the basin of attraction...

Ngày tải lên: 21/06/2014, 00:20

Ngày tải lên: 22/06/2014, 06:20

Ngày tải lên: 22/06/2014, 19:20

... Structure of proof of Theorem 3.4 The rest of this section is devoted to the proof of Theorem 3.4 The proof proceeds by induction based on a natural poset structure defined on the set of lattice ... first part of the proof of Lemma 3.6 Note that the irrelevance of the order of application is automatic since we have proved that Λ(D) is always equal to the shape of the P -symbol of w(D), which ... the set of semistandard punctured tableaux (T, h) such that h is not a corner of λ, to the set of those with h = (1, 1) It is defined as follows Compare the contents of the two squares of T that...

Ngày tải lên: 07/08/2014, 08:22