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Fast time domain diffuse optical tomography for breast tissue characterization and imaging
Ngày tải lên :
12/09/2015, 11:35
... used to accurate guide for • biopsy; Can not provide volume information; Complement to the mammography 3.1.4 Highly depended on operator’s skill; Effect; • Not suitable for calcification; information ... problem if multiple source-detector channels work together Also it should be noted that the TCSPC system must work in an extremely dark environment to achieve the best performance This condition is ... more detailed information from other perspectives For example, the main limitation of X-ray mammography is that it has a poor specificity for tumor type so that it is not suitable for dense breast...
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Removal of Cadmium from Aqueous Solutions by Charcoals Prepared from Giant Reed (Arundo donax)
Ngày tải lên :
05/09/2013, 10:15
... analysis was performed with an X-ray diffractometer (RINT2000, Rigaku, Japan) for the estimation of the form of Cd on the charcoal Adsorption of Cadmium Two-hundred milliliters (for adsorption rate ... which the contaminated water is nearby The important factors to be considered are the preparation of the adsorbent, and its removal performance for the contaminants Among harmful heavy metals, ... existing form is changed to the following order: Cd(OH)+, Cd(OH)2, and Cd(OH)3- According to Babić et al (2002), at a concentration of 0.01 mmol-Cd/L, almost all cadmium ions existed in the form of...
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Evaluation of Current RDF Database Solutions ppt
Ngày tải lên :
16/03/2014, 16:20
... framework, for instance with new indices Figure illustrates an architectural overview of Jena The framework offers methods to load RDF data into a memory based triple store, a native storage or into ... in-memory storage allocates a certain amount of the available main memory to store the given RDF data Obviously this approach is intended to be used for few RDF data – native storage is a way to save ... into a persistent triple store In order to build a persistent triple store a variety of relational databases, for example MySQL, PostgreSQL or Oracle, can be used The stored data may be retrieved...
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A study on English varieties Some related problems facing Vietnamese learners of English and suggested solutions
Ngày tải lên :
17/03/2014, 16:47
... about or adjacent to a residence, as for the preservation of game, for walking, riding, or the like (esp Scotland) a pasture or field area for the parking of motor vehicles ("a car park") (sports) ... century Victorian England, which had little effect on AmE (e.g programme for program, manoeuvre for maneuver, skilful for skillful, cheque for check, etc.) AmE sometimes favors words that are morphologically ... vehicle or barrow for carrying goods, stone, and other heavy articles - Lorry (BE) - Truck (BE) - Articulated Lorry (BE) - Tractor Trailer / Trailer Truck (AE) The accelerator pedal of a motor vehicle:...
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A study on polysemy of antonymous words in English Some related problems facing learners of English and suggested solutions
Ngày tải lên :
21/03/2014, 09:17
... gradable antonyms, contradictory or complementary antonyms, relational or conversive antonyms and directional antonyms 1.2.1.1 Graded antonyms Graded antonyms are understood as antonyms which ... high and low (Tom Mc Arthur, Antonym, The Oxford Companion to the English language, Oxford University Press, 1992) For example: Short long Rich poor These pairs are called gradable antonyms because ... reversed (Tom Mc Arthur, Antonym, The Oxford Companion to the English language, Oxford University Press, 1992) For example: Buy sell Husband wife 22 Above below For each other pair of antonyms,...
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Báo cáo khoa học: Spectroscopic characterization of the oxyferrous complex of prostacyclin synthase in solution and in trapped sol–gel matrix doc
Ngày tải lên :
23/03/2014, 07:20
... gas-tight Hamilton syringe attached to the tonometer Absorption spectra were recorded after each addition of dithionite to ensure complete conversion from the ferric form to the ferrous form O2-saturated ... + ) O2 • Taken together, the binding of oxygen to ferrous PGIS is similar to that of other P450s with respect to the transient formation of the oxyferrous form, followed by restoration of the ... lm) or encapsulated PGIS To reach equilibrium, guaiacol and PGIS monoliths were incubated for 30 before adding peracetic acid Guaiacol oxidation was monitored by measuring the change in absorbance...
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extraction of liquid crystals from flat panel display devices using both liquid and supercritical carbon dioxide
Ngày tải lên :
28/04/2014, 10:50
... the same mixture and therefore resulting in an inferior extract and possibly a non liquid crystal material We are conducting further work to develop a simple means for determination of switching ... Incorporation of modifiers such as ethanol is one possible method for decreasing the solubility of liquid crystal thus promoting fractionation Although further work is needed to fully explore ... sales of LCDs are 16-28% every five years, therefore need for liquid crystal recovery or recycling of LCDs is imperative.[4] Table 1: Predictions for LCD television recovery in the UK until 2010...
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physics of liquid crystals
Ngày tải lên :
28/04/2014, 10:51
... between solid and amorphous liquid – Liquid with ordered arrangement of molecules – Molecules with orientation order (like crystals) but lack positional order (like liquids) • Organic substances ... —molecules tend to be parallel but their positions are random – Long range orientation order • Smetic Liquid Crystals – Positional order in 1D – Long range orientational order Director: direction ... state of matter intermediate between solid and amorphous liquid – Molecules with orientation order (like crystals) but lack positional order (like liquids) 6.976 Flat Panel Display Devices -...
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Báo cáo hóa học: " Zenithal alignment of liquid crystal on homeotropic polyimide film irradiated by ion beam" pdf
Ngày tải lên :
20/06/2014, 23:20
... provided by Japan Synthetic Rubber Corporation (Minato-ku, Tokyo, Japan) It subsequently was prebaked at 80°C for to remove the solvent and cured at 230°C for 30 for polymerization on a hot plate ... Program (R&D Workforce Cultivation Track for Solar Cell Materials and Processes) of Korea Institute of Energy Technology Evaluation and Planning (KETEP) (No 20114010100580) funded by the Korean government's ... total interfacial energy is obtained when the vector sum of the horizontal force components among the solid-liquid, liquid-vapor, and solid-vapor interface is zero This method has a merit which...
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Báo cáo hóa học: "Research Article Use of the Location Inverse Solution to Reduce Ghost Images" pdf
Ngày tải lên :
21/06/2014, 19:20
... to depict an ellipse curve to form the image of the objects The ellipse curve or propagation delay contour curve is a standard ellipse curve if it ignores the presence of wall, but it is distorted ... point objects In order to simplify the simulation, we suppose that the 12 propagation delay contour curves corresponding to 12 antenna pair combinations have the same intensity for 3.5 2.5 1.5 ... data is distorted to a quasiellipse curve due to the propagation speed change and the refraction between the wall and the air In the following, we will discuss the imaging results for both known...
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Báo cáo hóa học: " Research Article Multiplicity of Positive and Nodal Solutions for Nonhomogeneous Elliptic Problems in Unbounded Cylinder Domains" pdf
Ngày tải lên :
21/06/2014, 20:20
... then i u ∈ Lq Ω for all q ∈ 2, ∞ ; ii u y, z → as |z| → uniformly for y ∈ ω and u ∈ C1,α Ω for any < α < 1; iii for any ∈ 0, μ1 , there exist positive constants c , c such that, for all x c φ y ... p−2 u Ω a x |u|p dx , R0 |z| ; such that for |z| ≥ R0 , uniformly for y ∈ ω, 1.5 where μ1 is the first positive eigenvalue of the Dirichlet problem −Δ in ω For the homogeneous case, that is, f x ... Theorem 1.2 Assume a1 , f1 , f2 , f3 hold and a x satisfies assumption a3 a3 there exist positive constants C, R, and δ < a x ≥1 C exp − μ1 − δ0 |z| μ1 such that for |z| ≥ R, uniformly for y...
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Báo cáo hóa học: " Research Article Existence of Pseudo Almost Automorphic Solutions for the Heat Equation with Sp -Pseudo Almost Automorphic Coefficients" docx
Ngày tải lên :
21/06/2014, 20:20
... uniform continuity of F b on bounded subsets of X, it obviously follows that F b is uniformly continuous on K uniformly for each t ∈ R Therefore for every ε > there exists δ > such that for all ... with F ·, u ∈ Lloc R; X for each u ∈ Y, is said to be Sp -almost automorphic in t ∈ R uniformly in u ∈ Y if t → F t, u is Sp almost automorphic for each u ∈ Y; that is, for every sequence of real ... 5.22 for each t ∈ R ∞ Consequently the uniform limit ΓZ t n Γn t ∈ P AP0 Xα ; see 21, Lemma 2.5 Therefore, Γ1 u ΓY ΓZ : R → Xα is pseudo almost automorphic The proof for the almost automorphy...
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Báo cáo hóa học: " Research Article Existence and Uniqueness of Positive and Nondecreasing Solutions for a Class of Singular Fractional Boundary Value Problems" ppt
Ngày tải lên :
21/06/2014, 20:20
... Value Problems Now, for u ∈ P we define the operator T by G t, s f s, u s ds Tu t 3.3 By Lemma 2.7, T u ∈ C 0, Moreover, taking into account Remark 2.6 and as tσ f t, y ≥ for t, y ∈ 0, × 0, ∞ ... papers 6, For existence theorems for fractional differential equation and applications, we refer to the survey 13 Concerning the definitions and basic properties we refer the reader to 14 Recently, ... following condition: for x, y ∈ X there exists z ∈ X which is comparable to x and y, 2.10 then we have the following theorem Theorem 2.9 Adding condition 2.10 to the hypotheses of Theorem 2.8 one obtains...
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Báo cáo hóa học: "Research Article Optimality Conditions of Globally Efficient Solution for Vector Equilibrium Problems with Generalized Convexity" pptx
Ngày tải lên :
22/06/2014, 02:20
... cone-subconvexlikeness has received more attention Then, it is important to give the optimality conditions for the solution of VEPC under conditions of generalized convexity Moreover, it appears that no work ... efficient solution of the vector variational inequalities in finite dimensional spaces Morgan and Romaniello 17 gave scalarization and Kuhn-Tucker -like conditions for weak vector generalized quasivariational ... of Inequalities and Applications Vector equilibrium problems, which contain vector optimization problems, vector variational inequality problems, and vector complementarity problems as special...
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Báo cáo hóa học: " Research Article Connectedness and Compactness of Weak Efficient Solutions for Set-Valued Vector " pptx
Ngày tải lên :
22/06/2014, 03:20
... Then, for each s ∈ T xn , we have that fn s , y − xn Bin Chen et al 11 By assumption, for each n, T : A → 2L X,Y is fn -pseudomonotone, and by 5.24 , for each y ∈ A, for the above xn , and for each ... we have f0 s, y − x0 ≥ Hence for each y ∈ A, and for each s ∈ T y, we have f0 s, y − x0 ≥ Since T is f0 -pseudomonotone, for each y ∈ A, and for each Vf0 A, F Therefore, the graph s∗ ∈ T x0 , ... Therefore, for any s ∈ T x and for each y ∈ A, we have f s, y − x ≥ Hence x ∈ y∈A E y Thus y∈A E y y∈A G y / ∅ This means that there exists x ∈ A, for each s ∈ T x, we have f s, y − x ≥ 0, for...
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Báo cáo hóa học: " Research Article Approximation of Fixed Points of Nonexpansive Mappings and Solutions of Variational " ppt
Ngày tải lên :
22/06/2014, 06:20
... that N E > is said to have uniform normal structure It is known that all Journal of Inequalities and Applications uniformly convex and uniformly smooth Banach spaces have uniform normal structure ... nonexpansive retraction of E onto K A retraction P is said to be orthogonal if for each x, x − P x is normal to K in the sense of James It is well known see that if E is uniformly smooth and there exists ... satisfies xn − x∗ ≤ max x0 − x ∗ , δ G x∗ α n ≥ , k for some k ∈ N It is obvious that this is true for n Assume that it is true for n From the recursion formula 3.11 , we have xk − x∗ 3.12 T λk xk −...
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Báo cáo hóa học: " Research Article Local Regularity Results for Minima of Anisotropic Functionals and Solutions of Anisotropic Equations" pptx
Ngày tải lên :
22/06/2014, 06:20
... ∈ Wloc i Ω 1.4 We refer to the classical books by Ladyˇ enskaya and Ural’ceva , Morrey , Gilbarg and z Trudinger , and Giaquinta for some details of isotropic cases For isotropic cases, global ... 1960s by Stampacchia for solutions of linear elliptic equations This result was extended by Boccardo and Giachetti to the nonlinear case in For anisotropic cases, Giachetti and Porzio recently proved ... small that for t ≤ T we get c1 u α−p p∗ Bt 1−α/p∗ max 1, 2p/2−1 ≤ 4b 3.15 It is obvious that p∗ p∗ , Ω , ∗ k p Ak ≤ u 3.16 and therefore, there exists a constant k0 , such that for k ≥ k0 ,...
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Báo cáo hóa học: " Research Article Approximation of Fixed Points of Nonexpansive Mappings and Solutions of Variational Inequalities" docx
Ngày tải lên :
22/06/2014, 18:20
... that N E > is said to have uniform normal structure It is known that all Journal of Inequalities and Applications uniformly convex and uniformly smooth Banach spaces have uniform normal structure ... nonexpansive retraction of E onto K A retraction P is said to be orthogonal if for each x, x − P x is normal to K in the sense of James It is well known see that if E is uniformly smooth and there exists ... satisfies xn − x∗ ≤ max x0 − x ∗ , δ G x∗ α n ≥ , k for some k ∈ N It is obvious that this is true for n Assume that it is true for n From the recursion formula 3.11 , we have xk − x∗ 3.12 T λk xk −...
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Báo cáo hóa học: " Research Article Local Regularity Results for Minima of Anisotropic Functionals and Solutions of Anisotropic Equations" pdf
Ngày tải lên :
22/06/2014, 18:20
... ∈ Wloc i Ω 1.4 We refer to the classical books by Ladyˇ enskaya and Ural’ceva , Morrey , Gilbarg and z Trudinger , and Giaquinta for some details of isotropic cases For isotropic cases, global ... 1960s by Stampacchia for solutions of linear elliptic equations This result was extended by Boccardo and Giachetti to the nonlinear case in For anisotropic cases, Giachetti and Porzio recently proved ... small that for t ≤ T we get c1 u α−p p∗ Bt 1−α/p∗ max 1, 2p/2−1 ≤ 4b 3.15 It is obvious that p∗ p∗ , Ω , ∗ k p Ak ≤ u 3.16 and therefore, there exists a constant k0 , such that for k ≥ k0 ,...
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