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thin film metal-oxides

thin film metal-oxides

Vật lý

... in-plane correlation length of 20 nm The diffuse intensity peaks at the completion of 0.5 ML (see inset) Aided by scanning probe microscopy, they determined that the correlation length was associated ... ki (Fig 1.2) Since the radius of the Ewald sphere is inversely proportional to the X-ray wavelength, smaller Fig 1.2 Experimental geometry for SXRD measurements (a) The geometry in real space, ... allows the feature of interest to meet with the scattering vector T.T Fister and D.D Fong wavelengths permit sampling of a larger volume in reciprocal space and therefore improved spatial resolution...
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Four wave mixing in optical fibers and its applications by  osamu aso , masateru tadakuma  and  shu namiki

Four wave mixing in optical fibers and its applications by osamu aso , masateru tadakuma and shu namiki

Kĩ thuật Viễn thông

... WAVELENGTH CONVERSION BY FIBER FOUR-WAVE MIXING 3.1 Significance of Wavelength Converters Wavelength converter is simply a device for converting the injected signal light from one wavelength to ... simultaneous conversion of signals within a wavelength bandwidth 3.2 Wavelength Conversion in the Fiber The most important characteristics desired of wavelength converters using parametric conversion ... bandwidth To achieve this kind of wavelength conversion, the following conditions must be met: (a) pump wavelength must coincide with zero-dispersion wavelength; (b) chromatic dispersion variation...
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Defect mediated novel structural, optical, electrical and magnetic properties in ti1 xtaxo2 thin films

Defect mediated novel structural, optical, electrical and magnetic properties in ti1 xtaxo2 thin films

Y - Dược

... equatorial O ions are in the plane of (110) The equatorial Ti-O bond length is ~1.95 Å, while the apical Ti-O bond length is ~1.98 Å The octahedra form chains that share edges along the [001] ... coordinated to six O ions The octahedrons are also distorted, with the short Ti-O bond length of ~1.93 Å and long bond length of ~ 1.98 Å, forming zigzag chains along the [100] and [010] directions The ... octahedrally coordinated to six O ions as well In contrast to that of rutile and anatase, the Ti-O bond length in the octahedron is different from each other and ranges from 1.87 to 2.04 Å The O-Ti-O bond...
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braunovic - electrical contacts - fundamentals, applications and technology

braunovic - electrical contacts - fundamentals, applications and technology

Điện - Điện tử

... which is found by averaging over five consecutive sampling lengths of separation of the highest and lowest peak in each sampling length (Figure 2.7) The maximum peak-to-valley height, Rmax, is ... P5 P3 P4 Rmax x V1 V3 V2 L1 L2 L3 V4 V5 L4 L5 FIGURE 2.7 Consecutive basic lengths L1KL5 making up the rating length, L q 2006 by Taylor & Francis Group, LLC Contact Mechanics 15 Z L 50 100% ... parameters also exist in hybrid form Bearing ratio, tp, is the length of bearing surface (expressed as a percentage of the assessment length, L) at a given height, p, below or above the reference line...
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Báo cáo hóa học:

Báo cáo hóa học: " Effects of silver impurity on the structural, electrical, and optical properties of ZnO nanowires" doc

Hóa học - Dầu khí

... target rotating system ensuring homogeneous target ablation A KrF excimer laser with the wavelength of 248 nm operating at a pulse repetition rate of 10 Hz was focused onto 1, 3, and 5SZO targets ... distribution of the SZO NWs is random, with the average diameter of about 60 nm and the average length of about μm However, irregular distribution of the SZO NWs with different shapes has been observed ... Ag doping concentration 5SZO NWs are observed notable non-uniformity in shape, diameter, and length It is considered that the irregularity of the heavily doped NW stems from the lattice stress...
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Báo cáo hóa học:

Báo cáo hóa học: " Effect of Composition on Electrical and Optical Properties of Thin Films of Amorphous GaxSe1002x Nanorods" pptx

Hóa học - Dầu khí

... is clear from the image that the diameter of the nanorods varies from 140 to 180 nm, and the length is of several hundreds of nanometers Figure presents the temperature dependence of the dc conductivity...
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position-sensitive devices and sensor systems for optical tracking and displacement sensing applications

position-sensitive devices and sensor systems for optical tracking and displacement sensing applications

Điện - Điện tử

... diameter (or side length) in the case of a focused QD receiver d lateral extent of a PSD measurement span, equals the diameter (or side length) of the light spot on a QD and the side length of the LEP ... angular FOV angular divergence of the tracking FOV spherical wave coherence length, describes the path-integrated strength of atmospheric turbulence average reflectivity of the illuminated background ... side length of the LEP active area; contact (quadrant) of a PSD ds light spot diameter (or side length) on a PSD EDPSD optical signal energy needed for one measurement result in the case of a digital...
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Studies of cobalt and iron oxidesoxyhydroxides nanostructures for electrochemical applications

Studies of cobalt and iron oxidesoxyhydroxides nanostructures for electrochemical applications

Cao đẳng - Đại học

... (CCS) Chapter 1 Introduction    Table 1.1 Characteristic length and time scales for energy carriers under ambient conditions3 Wavelength (nm) Mean free path Relaxation (nm) (ns) time PHOTONS (solar/ ... of 0.3-0.4 F/cm2 (Chapter 7) v    ListofTables Table Table caption Page 1.1 Characteristic length and time scales for energy carriers under ambient conditions 1.2 Standard equilibrium potentials ... nanotechnology possess a good potential to solve these various aspects of the energy problems As the length scales for energy carriers (photons, electrons, phonons, molecules/ions) in different phases...
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Structural, electrical and optical studies on the effects of rapid thermal processing on silicon germanium carbon films

Structural, electrical and optical studies on the effects of rapid thermal processing on silicon germanium carbon films

Thạc sĩ - Cao học

... dimensions [1] In a field-effect transistor, the improvement comes from a reduction in the channel length, while in a bipolar transistor, the base width is reduced However, it has become quite difficult ... from n type substrate) was strongly reduced It is most likely that the lowered electrical strength is related to the reduced Si1-xGex – oxide barrier (2.2eV) compared to that for Si-SiO2 (3.1eV) ... low Ge segregation at the interface But the poor bulk insulating characteristics (electrical strength 5-7MV/cm) were attributed to the low temperature oxidation process Other researchers deposited...
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English morpheme system and some applications of learning morpheme in establishing words

English morpheme system and some applications of learning morpheme in establishing words

Khoa học xã hội

... bứ-) khẳn "fetid" > khăn khẳn "stinking" (base: khẳn, initial reduplicant/affix: khăn-) vàng " yellow" > vàng vàng "yellowish" vui "be joyful" > vui vui "jovial, fun,merry" nói "to talk" > nói nói...
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A CFD analysis of transport phenomena and electrochemical reactions in a tubular-shaped PEM fuel cell

A CFD analysis of transport phenomena and electrochemical reactions in a tubular-shaped PEM fuel cell

Sinh học

... after each global iterative loop based on the new local gas composition and temperature The strength of the current model is clearly to perform parametric studies and explore the impact of various ... Geometrical and operational parameters for base case conditions Parameter Symbol Value Channel length L Hydrogen flow channel: diameter(tubular) / height HH2 and width(planar) Air flow channel:...
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Fourier and Spectral Applications part 9

Fourier and Spectral Applications part 9

Kỹ thuật lập trình

... gaps in the data, for example, often produce a spurious bulge of power at low frequencies (wavelengths comparable to gaps) A completely different method of spectral analysis for unevenly sampled ... equations (13.8.4) and (13.8.5), the Lomb normalized periodogram, with exactly that method’s strengths and weaknesses This fast algorithm, due to Press and Rybicki [6], makes feasible the application ... desired oversampling factor, and large enough to have several extirpolation points per half-wavelength of the highest frequency of interest (ii) Extirpolate the values hi onto the mesh and take the...
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Fourier and Spectral Applications part 10

Fourier and Spectral Applications part 10

Kỹ thuật lập trình

... operation that operates on a data vector whose length is an integer power of two, transforming it into a numerically different vector of the same length Also like the FFT, the wavelet transform is ... should be optimized for your particular application M is the number of subintervals, NDFT is the length of the FFT (a power of 2), and MPOL is the degree of polynomial interpolation used to obtain ... expansion for small values of θ The optimal cross-over value of θ depends on your machine’s wordlength, but you can always find it experimentally as the largest value where the two methods give identical...
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Theory and Design of Electrical and Electronic Circuits

Theory and Design of Electrical and Electronic Circuits

Điện - Điện tử

... one is fulfilled VC = Igmax / ωef CP = Vg / Refωef CP = Vg / Qefmax and if we applied Thevenin VgTH = Vg ( R + sL ) / ( R + sL ) // ( 1/sC ) = K ( s2 + s ξ ω0 + ω02 ) K = Vg L C ω0 = ( LC )-1/2...
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Electronics - Theory and Design of Electrical and Electronic Circuits

Electronics - Theory and Design of Electrical and Electronic Circuits

Cơ khí - Chế tạo máy

... one is fulfilled VC = Igmax / ωef CP = Vg / Refωef CP = Vg / Qefmax and if we applied Thevenin VgTH = Vg ( R + sL ) / ( R + sL ) // ( 1/sC ) = K ( s2 + s ξ ω0 + ω02 ) K = Vg L C ω0 = ( LC )-1/2...
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Real-Time Digital Signal Processing - Chapter 7: Fast Fourier Transform and Its Applications

Real-Time Digital Signal Processing - Chapter 7: Fast Fourier Transform and Its Applications

Hóa học - Dầu khí

... linear convolution of two sequences of lengths L and M will result in a sequence of length L ‡ M À Thus the two sequences must be extended to the length of L ‡ M À or greater by zero padding ... y ˆ fft(x, N) ; to perform N-point FFT If the length of x is less than N, then the vector x is padded with trailing zeros to length N If the length of x is greater than N, fft function truncates ... shifted out are zero Zero padding refers to the operation of extending a sequence of length N1 to a length N2 (> N1 ) by appending (N2 À N1 ) zero samples to the tail of the given sequence Note...
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Tài liệu Fuzzy Logic and NeuroFuzzy Applications in Industrial Automation doc

Tài liệu Fuzzy Logic and NeuroFuzzy Applications in Industrial Automation doc

Cơ khí - Chế tạo máy

... nets and fuzzy logic have its strengths and weaknesses In simple words, both neural nets and fuzzy logic are powerful design techniques that have its strengths and weaknesses Neural nets can ... differential equations, he would not be a crane operator The operator does not even use a cable length sensor that any model-based solution would require Once he has picked up the container, the...
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