characterization and analysis of dispersed systems
báo cáo khoa học: " Characterization and analysis of the cotton cyclopropane fatty acid synthase family and their contribution to cyclopropane fatty acid synthesis" pot
Ngày tải lên :
11/08/2014, 11:20
... of 17CFA and 18:1 FA into 2.32% of 19CFA, i.e., yielding a total of 5.28% CFA accumulation The expression of GhCPS1 resulted in almost twice the CFA accumulation reported for the expression of ... 2.36% of 17CFA and 0.82% of 19CFA, i.e., 3.18% total CFA Expression of GhCPS2 resulted in only 0.36% CFA accumulation, while the expression of GhCPS3 didn’t result in detectable levels of CFAs ... by GC/MS, both 17:0 CFA and 19:0 CFA were calculated as a percentage of the total fatty acids The values represent the mean and standard deviation of three replicates and show high similarities...
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Fabrication, characterization and analysis of carbon nanotube based nanoelectromechanical system
Ngày tải lên :
06/10/2015, 20:43
... systems due to their ultrasmall sizes and the limitations in fabrication process Chapter Introduction Therefore it is natural to study and investigate synthesis and characterization of CNTs and ... investigation of performance of cantilevered CNT resonator prototype under DC and AC bias in SEM needs to be conducted ● Characterization of CNT resonator The capability and feasibility of using catalytic ... properties and synthesis methods of CNTs Previous work done on CNTs resonators and the basics of Chapter Introduction characterization facilities used are also addressed and discussed at the end of this...
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Analysis and design of control systems using MATLAB
Ngày tải lên :
01/01/2014, 18:43
... application of MATLAB to the analysis and design of control systems Presentations are limited to linear, time-invariant continuous time systems Chapters and include a great number of worked examples and ... types of control systems: (a) Man-made control systems (b) Natural, including biological-control systems (c) Control systems whose components are both man-made and natural ANALYSIS AND DESIGN OF ... magnitude of the sensitivity-function is made arbitrarily small 1.8 CONTROL SYSTEM ANALYSIS AND DESIGN OBJECTIVES Control systems engineering consists of analysis and design of control systems...
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QUASILINEAR CONTROL: Performance Analysis and Design of Feedback Systems with Nonlinear Sensors and Actuators pot
Ngày tải lên :
23/03/2014, 15:20
... love and admiration, SEMYON M MEERKOV Brief Contents Preface page xiii Introduction Stochastic Linearization of LPNI Systems 20 Analysis of Reference Tracking in LPNI Systems 66 Analysis of Disturbance ... turns out, Na and Ns are functions of the standard deviations, σu and σy , of u and y, respectively, that is, ˆ ˆ ˆ ˆ Na = Na (σu ) and Ns = Ns (σy ) Therefore, we refer to the system of Figure 0.2 ... devoted to analysis of quasilinear control systems from the point of view of reference tracking and disturbance rejection, respectively (problem P1) Chapters and also address tracking and disturbance...
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analysis and simulation of chaotic systems 2nd ed. - f. hoppensteadt
Ngày tải lên :
31/03/2014, 15:09
... important and interesting results Analysis and computer simulations of mathematical models are important parts of understanding physical and biological phenomena The knowledge created in modeling, analysis, ... studied by Ricker and May [48] g Random processes, including the Law of Large Numbers and ergodic and other limit theorems [82] These and many other useful and interesting aspects of chaos are described ... matches one of the free frequencies of the problem, that is, one of the eigenvalues of A Subresonant forcing occurs when one of the frequencies of g matches an integer multiple of one of the free...
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hoppensteadt f.c. analysis and simulations of chaotic systems
Ngày tải lên :
24/04/2014, 16:50
... important and interesting results Analysis and computer simulations of mathematical models are important parts of understanding physical and biological phenomena The knowledge created in modeling, analysis, ... studied by Ricker and May [48] g Random processes, including the Law of Large Numbers and ergodic and other limit theorems [82] These and many other useful and interesting aspects of chaos are described ... matches one of the free frequencies of the problem, that is, one of the eigenvalues of A Subresonant forcing occurs when one of the frequencies of g matches an integer multiple of one of the free...
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Báo cáo hóa học: " Cross-Layer Design and Analysis of Downlink Communications in Cellular CDMA Systems" docx
Ngày tải lên :
22/06/2014, 22:20
... HCM Terminate (b) Proposed soft handoff procedure Figure 6: Soft handoff algorithm and procedure 4.2 Soft handoff One of the major benefits of a CDMA system is the ability of a mobile to communicate ... [29] K M Rege, S Nanda, C F Weaver, and W.-C Peng, Analysis of fade margins for soft and hard handoffs,” in Proceedings of the 6th IEEE International Symposium on Personal, Indoor and Mobile Radio ... Prsv grd , and Psum ho denote total number of received handoff calls, the number of blocked (dropped) handoff calls, the number of successful handoff users, total reserved guard power, and total...
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Design and Implementation of VLSI Systems_Lecture 06: Circuit characterization and performance estimation ppt
Ngày tải lên :
29/07/2014, 16:21
... 1.5 = 5/3 18 HI- AND LO-SKEW Def: Logical effort of a skewed gate for a particular transition is the ratio of the input capacitance of that gate to the input capacitance of an un-skewed inverter ... storage of signal values on the capacitance of high impedance circuit nodes 25 STATIC CMOS (REVIEW) 26 PROPERTIES OF COMPLEMENTARY CMOS GATES (REVIEW) High noise margins: VOH and VOL are at VDD and ... Sketch a design using AND, OR, and NOT gates D0 S Y D1 S EXAMPLE module mux(input s, d0, d1, output y); assign y = s ? d1 : d0; endmodule 2) Sketch a design using NAND, NOR, and NOT gates Assume...
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Analysis and Control of Linear Systems - Chapter 0 pptx
Ngày tải lên :
09/08/2014, 06:23
... Cataloging-in-Publication Data [Analyse des systèmes linéaires/Commande des systèmes linéaires eng] Analysis and control of linear systems analysis and control of linear systems/ edited by Philippe de Larminat p cm ... Observability of linear and invariant systems 2.5.3 Case of partially observable systems 2.5.4 Case of partially controllable and partially observable systems 2.6 ... chapters (1 and 2) Discrete-time systems are, for more clarity, explained in Chapter Chapter explains the structural properties of linear systems Chapter xvi Analysis and Control of Linear Systems...
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Analysis and Control of Linear Systems - Chapter 1 pptx
Ngày tải lên :
09/08/2014, 06:23
... at 5%) and ω t m according to the damping ξ Figure 1.21 ω0 tr and ω0 tm according to the damping ξ 30 Analysis and Control of Linear Systems The alternation of slow and fast variations of product ... final value of the response at the end of time T, which is called time constant of the system The response reaches 0.63 K in T and 0.95 K in T 24 Analysis and Control of Linear Systems Figure ... 2π jf0 20 Analysis and Control of Linear Systems Table 1.1 sums up the features of a system’s transfer function, the existence conditions of its frequency response and the possibility of performing...
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Analysis and Control of Linear Systems - Chapter 3 pps
Ngày tải lên :
09/08/2014, 06:23
... 84 Analysis and Control of Linear Systems 3.2.2 Delay and lead operators The concept of an operator is interesting because it enables a compact formulation of the description of signals and systems ... 3.2 and 3.3 The discretization of continuous-time systems and certain concepts of the sampling theory are dealt with in section 3.4 Discrete-Time Systems 83 3.2 Discrete signals: analysis and ... development of X (z) by polynomial division according to 86 Analysis and Control of Linear Systems the decreasing powers of z −1 or apply the method of deviations, starting from the definition of the...
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Analysis and Control of Linear Systems - Chapter 4 ppt
Ngày tải lên :
09/08/2014, 06:23
... 110 Analysis and Control of Linear Systems The object of this chapter is to describe certain structural properties of linear systems that condition the resolution of numerous control ... illustrates the invariance properties of the various structures of these canonical forms (indices of controllability, of observability, finite and infinite zeros) and of the associated transformation ... and W t a basis of the canceller at the left of W (i.e a maximal solution of equation WtW = {0}), a basis of LV is obtained by directly preserving only the independent columns of LV A basis of...
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Analysis and Control of Linear Systems - Chapter 5 pptx
Ngày tải lên :
09/08/2014, 06:23
... proximity of ν0 152 Analysis and Control of Linear Systems Figure 5.1 Typical power spectrum of an MA (left) or AR (right) model In the case of a single denominator (nc = 0), we talk of an AR ... [5.9] 144 Analysis and Control of Linear Systems On the other hand, the Fourier transform preserves the energy (Parseval theorem) Indeed, the energy of a continuous-time signal y(t) or of a discrete-time ... transform of the autocorrelation function and the two characterizations defined above coincide: Syy (ν) = r yy (ν) +∞ = κ=−∞ ryy [κ] e−j 2π νκ [5.28] [5.29] 148 Analysis and Control of Linear Systems...
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Analysis and Control of Linear Systems - Chapter 6 ppsx
Ngày tải lên :
09/08/2014, 06:23
... 160 Analysis and Control of Linear Systems u (t ) = − K x(t ) + e(t ) [6.2] where K is an m × n matrix (Figure 6.1) and signal e(t ) represents the input of the looped system The equations of ... the result cannot be extended to the 162 Analysis and Control of Linear Systems case of multi-control systems As indicated in Chapter 2, the equations of state can be expressed in companion form: ... control, whereas the increase of ξ leads to better dynamics 164 Analysis and Control of Linear Systems Figure 6.2 Stabilization by pole placement 6.3 Reconstruction of state and observers 6.3.1 General...
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Analysis and Control of Linear Systems - Chapter 7 docx
Ngày tải lên :
09/08/2014, 06:23
... 196 Analysis and Control of Linear Systems in performing the roles of the procedure, in connection with a structure and behavior of components They are used for the design of procedure ... determining the value of x = τ2 /τ1 Calculating the numeric values of τ1 and τ2 with: τ1 = τsum 1+x τ2 = x τsum 1+x 1+x Inferring [7.46] 210 Analysis and Control of Linear Systems Similar method ... 214 Analysis and Control of Linear Systems recording of a specific response We need to be aware of the fact that it is essential to have a little, even very little, noise on the responses and, ...
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Analysis and Control of Linear Systems - Chapter 8 ppsx
Ngày tải lên :
09/08/2014, 06:23
... the relation: Φ Γ A B h [8.7] = exp I 0 230 Analysis and Control of Linear Systems The sizes of blocks and I are such that the partitioned matrices are of size (m + n) × ◦ (m + n) This result is ... the integration of [8.1] is done from [8.5] The calculation of Φ and Γ is ˆ ˆ obtained via the estimation N of N Finally, the calculation of N goes through that of the upper bound of sampling interval ... poles are eigenvalues of M = In2 ⊗ A1 + AT ⊗ In1 , i.e the set of pairs λi + µj where λi and µj are the eigenvalues of A1 and A2 The stiff systems (ρ 100) are by nature systems which are difficult...
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Analysis and Control of Linear Systems - Chapter 9 pot
Ngày tải lên :
09/08/2014, 06:23
... equation of n order The roots of this equation are of strictly negative real part if and only if the terms of this first column of the table have the same sign and are not zero Statement of Routh’s ... number of unstable poles of equation [9.18] and hence of µ ( p ) β ( p) Figure 9.7 Contour and image of the Nyquist curve Contour C is chosen in such as way as to surround the poles of possible ... transformation and we will study the case of open loop stable systems, that of integrator systems and finally the case of open loop unstable systems Analysis by Classic Scalar Approach 261 Case Open loop...
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Analysis and Control of Linear Systems - Chapter 10 doc
Ngày tải lên :
09/08/2014, 06:23
... Points A and B are thus the separations of cases and Synthesis of Closed Loop Control Systems Between A and B: µ1 µ µ β > and B: µ1 µ µ β < µ1 µ β C µ1 µ β C 317 , i.e µ C > (1st case) and outside ... 296 Analysis and Control of Linear Systems Figure 10.12 Bode graph with insufficient phase margin Figure 10.13 Bode graph in OL of the corrected system Synthesis of Closed Loop Control Systems ... 284 Analysis and Control of Linear Systems 10.1.1 Analysis of systems behavior 10.1.1.1 Static errors For a zero static error: –...
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Analysis and Control of Linear Systems - Chapter 11 pptx
Ngày tải lên :
09/08/2014, 06:23
... degree of polynomial A We will assume that the concepts of polynomials division are known, as well as those of PGCD and PPCM of polynomials If G and L are respectively the PGCD and the PPCM of A and ... and R and thus5: number of unknown factors = ∂S + ∂R + A polynomial of degree n has n + coefficients [11.36a] 338 Analysis and Control of Linear Systems The number of equations is the number of ... neglected in the model 366 Analysis and Control of Linear Systems Figure 11.17 Evolution of sA Ao (⎯ο⎯) .of sAS ' Ao Am ⎛ ⎞ ⎟ Ao = ⎜ s + ⎜ To ⎟ ⎝ ⎠ and of B Am (⎯⎯) in the case of From these answers...
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