tenets principals of internal controls systems

... individuals who will serve as members of the initial board of directors or trustees For purposes of this book, the term board of directors will be inclusive of the term board of trustees The final two questions ... than an empowered of cer of the organization If the individual preparing the application is not an of cer, a power of attorney (POA) form (Power of Attorney and Declaration of Representative) ... end of the process, most applications are approved Form 1023 is quite lengthy and consists of 26 pages (12 core and 14 pages of schedules), so a complete review of the form is beyond the scope of...

Ngày tải lên: 14/03/2014, 00:19

... Fig Cross-section of magneto-optical crystal: r, φ are polar coordinates; θ is angle of inclination of the crystallographic axis; Ψ is angle of inclination of eigen polarization of thermally induced ... dependence of the refraction index; ii) nonuniform distribution of the angle of polarization rotation because of the temperature dependence of the Verdet constant and thermal expansion of the MOE; ... increase of field intensity in TGG The magnetic conductor (made of steel) consisted of two parts: the external part that was a screen (Fig 14d) closing magnetic lines of force of the poles of radially...

Ngày tải lên: 21/06/2014, 10:20

... Varying focal distance of the focusing lens L1 in front of the diode stack, the size of the pumping spot on the crystal can be optimized In case of using of the lens L1 in front of the diode stack ... Lasers The results of measurements of pulse duration and peak power for a low duty cycle of 10% (10 Hz of PRF and 10 ms pump duration) were shown in Fig 20 The shortest pulse of 22-ns duration ... of pump beam passes through the crystal can be increased to and even more, if to use a lens with appropriate focal distance in front of Yb:YAG crystal Results of comparison of effectiveness of...

Ngày tải lên: 21/06/2014, 10:20

... Summary of the performance of optical frequency generators Figure 2-10 shows the tuning performance with the step of mode spacing of ~ 400 MHz at a repetition rate of 80 MHz The angle of diffraction ... train of a fs pulse laser in time domain The time interval of pulses, T, is defined by the reciprocal of the repetition rate, fr The shift of the carrier signal from the envelope peak because of ... Applications phases of two inputs Figure 2-4 shows a schematic of control loop for repetition rate and carrier-offset frequency stabilization of the fs pulse laser Fig 2-4 Schematic of control loop...

Ngày tải lên: 21/06/2014, 10:20

... applications of passively Q-switched lasers On the other hand, operation frequency of igniters of internal combustion engines is less than 60Hz, corresponding to an engine speed of 7200 rpm, ... surfaces of the saturable absorber of a Cr4+:YAG crystal with a length of ~4mm (crystal orientation of , Scientific Materials Corp.) The output coupler is flat with a reflectivity of 50% at ... automobile applications Fig 3D intensity profile of the output beam (first pulse) at a pump duration of 130μs Figure shows the 3D intensity profile of the output beam (first pulse) measured by...

Ngày tải lên: 21/06/2014, 10:20

... 4.2.2.3 Walk-off contribution The main physical effect not already considered is the walk-off of the diffracted beam and of the acoustic beam These walk-offs are due to the anisotropy of the crystal ... big, the blurring of the mask will give rise to substantial diffraction effects As the spatial profile of a wavelength on the mask is the Fourier transform of the spatial profile on the grating ... (a) (b) Acoustic energy front Fig Illustration of optical walk-off (a), acoustic walk-off (b) The simulation of the device considering the walk-offs requires the following steps: An input beam...

Ngày tải lên: 21/06/2014, 10:20

... the accelerated activity of the gas atoms, but not because of the increase of the number of the gas atoms Gas atoms moved from the position of higher temperature to that of lower temperature, which ... pressures with the input pulse energy of 1.2 mJ and the heated temperature of 25 °C Fig 16 shows the evolution of output spectra at different temperatures of the entrance of the filament, when the gas ... spectral selection of ultrashort pulses because of the simplicity of the design and the high efficiency due to the use of a single optical element In fact, in the XUV and soft X-ray spectral...

Ngày tải lên: 21/06/2014, 10:20

... units of Wcm-2) and laser wavelength (in units of μm), respectively In previous works, a plot of the harmonic cut-off energy as a function of the ionization potential showed that the cut-off depended ... than that of silver, but the cut-off energy of vanadium is higher than that of silver The estimated maximum cut-off energy of vanadium was 85.6 eV by using the cut-off rule equation and assuming ... assumed to be of a Gaussian temporal profile centered at t = φc/ωd with a full width at half maximum (FWHM) of fs, referred to as a global pulse width hereafter The sum of peak intensity of each component...

Ngày tải lên: 21/06/2014, 10:20

... (2P) 3F3 transition of In II, which has a gf-value of 0.30 The enhancement of the 15th order harmonic intensity is lower than that of the 13th harmonic because the gf-value of 4d105s5p 3P2 4d95s5p2 ... driving pulse The energy of the second harmonic is ~1/7th of the fundamental One can see the enhancement of the 7th harmonic (which is within the spectral range of the SPR of C60) compared with ... High numerical aperture tabletop soft x-ray diffraction microscopy with 70-nm resolution Proceedings of the National Academy of Sciences of the United States of America, 105, 1, (January 2008)...

Ngày tải lên: 21/06/2014, 10:20

... of the first order HOF and that of the transverse velocity is significantly enhanced with the inclusion of the second-order HOF Even though the zeroth order field is much stronger than the HOFs, ... beam waist of μm at z=0 with an intensity of 2.1x1020 W/cm2 ( a0 = 10 ) The electron bunch has a radius of 30 μm and a length of 30 μm (or a pulse of 100 fs) and a normalized emittance of mm mrad ... effect on RNTS as HOFs are included Figure 20 is the RNTS radiation obtained from the dynamics in Fig 19 (b) The number on the plot is the number of order of HOF, up to which HOFs are included...

Ngày tải lên: 21/06/2014, 10:20

... Performance of Yb:YAG Ceramics and Passively Q-switched Yb:YAG/Cr,Ca:YAG Lasers pump wavelength of 941 nm and laser wavelength of 1030 nm) (Fan 1993) of Yb:YAG gain medium and easy growth of high ... the effect of linearly polarized states on the laser performance was different The slope efficiency of C4 is lower than that of C3, however the laser threshold of C4 is lower than that of C3 and ... shifts of Bi2O3 and Bi-metal are very stable in the XPS measurement NaBiO3 is often used as a standard of the penta-valent state of Bi, but in our experiment, the main Bi(4f5/2, 4f7/2) peaks of NaBiO3...

Ngày tải lên: 27/06/2014, 01:21

... maintenance of consistency of all copies of a shared resource such that:   if a model M1 wishes to change its copy of the resource at time T1 then the value of all other copies of the same ... simulation of network of Discrete Event Manufacturing Systems characterized by the transfer of parts in the presence of buffers with finite capacity, with the objective to minimize the use of zero-lookahead ... ownership of object data during the federation execution Time Management These services coordinate the advancement of simulation time of the federates Distributed Modeling of Discrete Event Systems...

Ngày tải lên: 28/06/2014, 10:20

... maintenance of consistency of all copies of a shared resource such that:   if a model M1 wishes to change its copy of the resource at time T1 then the value of all other copies of the same ... simulation of network of Discrete Event Manufacturing Systems characterized by the transfer of parts in the presence of buffers with finite capacity, with the objective to minimize the use of zero-lookahead ... ownership of object data during the federation execution Time Management These services coordinate the advancement of simulation time of the federates Distributed Modeling of Discrete Event Systems...

Ngày tải lên: 28/06/2014, 20:20

... excited at 345 nm ml of µM of ZnCdSe (λmax = 469 nm) was added to ml of 0.1, 0.25, 0.5 and 1.0 mM of Pb2+ ions ml of deionized water and 1.0 mM of Ca2+ were used as controls sets of samples were prepared ... fluorescence intensity of (¿) nM, (▲) nM, (□) 10 nM and (○) 20 nM of GSH-ZnCdSe (λmax = 469 nm) in 10 mM of HEPES buffer at pH 7.4 (b) Fluorescence quenching of samples of nM of GSH-ZnCdSe (λmax ... absorption spectrum of µM of ZnCdSe (λmax = 469 nm) treated with (a) 0, (b) 0.1, (c) 0.25, (d) 0.5, and (e) 1.0 mM of Pb2+ and (f) 1.0 mM of Ca2+ 33 Figure 2-8 DLS data of µM of ZnCdSe (λmax =...

Ngày tải lên: 11/09/2015, 09:02

... 3.4 Execution of multiple tasks of the vision software 67 3.5 Framework of ground station software 69 3.6 User interface of ground station software ... 56 3.1 Framework of the flight control software 59 3.2 Framework of the vision software 61 3.3 Task management of the vision software ... for a variety of applications In what follows of this chapter, an introduction of vision systems for UAVs is given in Section 1.1, and then a literature review of vision applications of UAVs is...

Ngày tải lên: 11/09/2015, 09:58

... deterioration in performance in any proficiency test Since 1996 to 2007, a total of twenty two official OPCW proficiency tests have been conducted As of the 23rd Official OPCW Proficiency Test, there are ... HF-LPME of chemical agents 91 4.3.2 Method validation for HF-LPME of chemical agents 96 4.3.3 Comparison of HF-LPME of chemical agents with SPME 97 4.3.4 Optimization of parameters for HF-LPME of ... validation for HF-LPME of basic degradation products 4.3.9 122 Comparison of HF-LPME of basic degradation products with SPME 123 4.3.10 Analysis of a 20th Official OPCW Proficiency Test water sample...

Ngày tải lên: 14/09/2015, 14:08

... concentration on HFP-LPME of local anaesthetics Figure 4-13 Extraction profile of HFP-LPME of four LAs Figure 5-1 Diagram of three-phase LPME in a syringe Figure 5-2 The effect of different syringe ... chromatogram of a spiked reservoir water sample (50 µg/L of each compound) (A) Chromatogram of blank reservoir water sample (scan mode); (B) Chromatogram of spiked sample (scan mode); (C) Chromatogram of ... encouragement and support i TABLE OF CONTENTS Acknowledgements i Contents ii Summary vi List of Tables ix List of Figures x List of Abbreviations xiii Chapter Introduction of Microextraction Techniques...

Ngày tải lên: 16/09/2015, 17:11

... absolute value of a number Euclidean norm of vecotr or its induced matrix norm I an identity matrix AT the transpose of A Rn the space of n-tuples of real numbers Rn×m the space of n × m real ... incorporating two first order filters for a class of nonlinear systems For the tracking control tasks of a class of nonlinear uncertain systems with two cascaded subsystems, the sliding mode control and ... definition ∈ in the set ⊂ subset of → tend to ⇒ imply ∩ intersection of sets ∪ union of sets λmin ( ) the minimum eigenvalue of a matrix λmax ( ) the maximum eigenvalue of a matrix sign( ) signum function...

Ngày tải lên: 17/09/2015, 17:18

... representation of Table 4.3 IX Figure 4.7 Schematic of PVP-stabilized Pd nanoparticles engulfed beneath of a few topmost layers of the polymer substrate Figure 4.8 ToF-SIMS measurements of the distribution ... Calculation of the Surface Energy of A Nanoparticle 56 4.1.7 Effect of Stamping Temperature on Nanoparticle Engulfing 60 4.2 Hard Stamping of Thin Metal Films 63 4.2.1 Mechanism of Hard ... conjugated with surface –COOH groups Figure 4.1 ToF-SIMS measurements of Pd coverage of SiO2 surface as a function of the adsorption time The intensity of the Pd signal is normalized by the signal...

Ngày tải lên: 04/10/2015, 15:46

... factors • Microsoft announced, launched, and killed a device called “Kin.” To give you some idea of how much money is being thrown around, Microsoft attributes US $240 million of writtenoff monies ... e-commerce company Play.com went on to become one of Europe’s largest e-commerce companies, with Matthew playing a major role as one of a handful of senior software developers After six and a half enjoyable ... developing software solutions for it, there has never been a time when there has been a more rapid series of shifts and changes A good friend of mine tells me that this is because of market consolidation...

Ngày tải lên: 15/03/2014, 06:20