antenna mutual coupling phenomena and sub surface scattering processes

Báo cáo hóa học: " Research Article Joint Estimation of Mutual Coupling, Element Factor, and Phase Center in Antenna Arrays" pdf

Ngày tải lên : 22/06/2014, 19:20

... B Friedlander and A Weiss, “Direction finding in the presence of mutual coupling, ” IEEE Transactions on Antennas and Propagation, vol 39, no 3, pp 273–284, 1991 [11] T Su, K Dandekar, and H Ling, ... Statistical Signal and Array Processing (SSAP ’98), pp 232–235, Portland, Ore, USA, September 1998 [9] K R Dandekar, H Ling, and G Xu, “Effect of mutual coupling on direction finding in smart antenna applications,” ... [5] H Steyskal and J S Herd, Mutual coupling compensation in small array antennas,” IEEE Transactions on Antennas and Propagation, vol 38, no 12, pp 1971–1975, 1990 [6] J Yang and A L Swindlehurst,...

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Báo cáo sinh học: " Research Article Self-Tuning Synthesis Filter against Mutual Coupling and Interferences for GNSS and Its Implementation on Embedded Board" pot

Ngày tải lên : 21/06/2014, 16:20

... of mutual coupling and illustrates the mutual coupling matrix model Assume that the real received baseband signal at time instant k of N antenna elements with M-tap temporal filter for each antenna ... considering mutual coupling effect To evaluate the effect of mutual coupling and compensate for its influence, an adaptive spatial filter with LS method is utilized to make up for mutual coupling effect and ... [9] to access mutual coupling between the elements of a given array In order to reduce the adverse effects of mutual coupling on antenna arrays, several mathematical models of mutual coupling have...

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A study on the mutual coupling effects between 2 rectangular patch antennas as a function of their separation and angles of elevation

Ngày tải lên : 26/09/2015, 10:43

... studies on mutual coupling were carried out by Wedlock, Poe & Carver “Measured Mutual Coupling Between Microstrip Antenna [1] and E Petard & J P Daniel, Mutual Coupling between Microstrip Antennas” ... effects on mutual coupling on microstrip patch antennas 1.3 Literature Survey From literature survey, we have seen much work done on patch antennas and the mutual coupling between patch antennas that ... effectively predict the mutual coupling between two rectangular microstrip patch antennas We present the study and formulation of the mutual coupling between rectangular patch antennas that is yet...

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

Ngày tải lên : 05/09/2013, 14:58

... conditions) 2.3.3 External surfaces At the external surfaces of the cell, temperature is specified and zero heat flux is applied at the surface of the conducting boundary surfaces 2.3.4 Interfaces ... able to: (1) understand the many interacting, complex electrochemical and transport phenomena that cannot be studied experimentally; (2) identify limiting steps and components; and (3) provide a ... planar and a tubular-shaped PEM fuel cell 2.1 Computational domain The full computational domains for the planar and tubular-shaped PEM fuel cell consist of cathode and anode gas flow fields, and...

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Báo cáo khoa học: Interaction of gymnemic acid with cyclodextrins analyzed by isothermal titration calorimetry, NMR and dynamic light scattering doc

Ngày tải lên : 16/03/2014, 14:20

... common and studied CDs are a-, b- and c-CDs, consisting of 6-, 7- and 8-glucosyl units, respectively [14] CDs can be described as toroidal, hollow, truncated cones with a hydrophilic surface and ... drugs, control of volatility and sublimation, physical isolation of incompatible compounds, long-term protection of color, odor and ﬂavor, and suppression of hemolysis and the bitter tastes of drugs ... between 4.5 and 9.5 indicate that the chemical structures of both GA and c–CD and their interactions are little perturbed in this pH range The similar DH values at pH 7.4 in Tris ⁄ HCl and Pi indicate...

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Báo cáo khóa học: Binding analyses between Human PPARc–LBD and ligands Surface plasmon resonance biosensor assay correlating with circular dichroic spectroscopy determination and molecular docking ppt

Ngày tải lên : 16/03/2014, 16:20

... receptor ligand assay (CARLA) [12] and scintillation proximity assay (SPA) [13], have been used to measure the binding constants for ligandPPARc interactions and in screening of ligands By employing ... to ligands (Eur J Biochem 271) 391 Table The equilibrium constant and Tm for the PPARcLBD and the compounds complex The equilibrium constants (KDs) and Tm values were obtained by Biacore and CD ... receptor and ligands The majority of binding sites of PPARc is lipophilic, and the lipophilicity of the ligands is also very high, so a hydrophobic effect must play a key role in receptorligand binding...

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Templates and Sub-Flowsheets docx

Ngày tải lên : 23/03/2014, 02:20

... different file name and revert back to the separate heater and cooler case for subsequent modules 13 14 Templates and Sub- Flowsheets Creating and Manipulating Sub- flowsheets Sub- flowsheets can ... K-102, their energy streams, and stream 13 Figure 11 14 Right-click on any of these objects and select Cut/Paste Objects and then Combine Into Sub- Flowsheet Templates and Sub- Flowsheets 15 This group ... flowsheet level Select the sub- flowsheet icon and delete it as it is now empty Viewing and Editing the Sub- Flowsheet Pressing the Sub- Flowsheet Environment button on the sub- flowsheet operation...

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Analysis Regarding Mutual Funds Awareness and Opinion pptx

Ngày tải lên : 23/03/2014, 12:21

... “Investment policy and performance of Mutual Fund” has studied the Indian Public Sector Mutual Funds In this book he has covered risk, rate of return Investment policy and pricing of mutual funds In ... towards mutual funds and their preference  To study the investment rationale to be studied by mutual funds investors  To know investor awareness about investment in mutual funds DATA SET AND SAMPLE ... Frazzini Andrea, “Dumb Money: Mutual Fund flows as the cross-section of stock returns”, NCFM’s AMFI Material on mutual funds (workbook) [5] Nalini Prabha Tripathy, “Market Timing Abilities and Mutual...

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Báo cáo khoa học: "Coupling CCG and Hybrid Logic Dependency Semantics" potx

Ngày tải lên : 23/03/2014, 20:20

... hybrid logic formula in (8) corresponds to the AVM in (9) SUBJ ´i (8) (9) ¾ COMP SUBJ COMP AGR SUBJ singular i PRED dogµ ¿ singular PRED dog AGR SUBJ A crucial aspect of hybrid logic is that nominals ... communicate, and we can freely include and use information across different levels of meaning We have implemented a (preliminary) Java package for creating and manipulating hybrid logic terms and connected ... Engineering The Case of Description and Hybrid Logics Ph.D thesis, University of Amsterdam, Amsterdam, The Netherlands Patrick Blackburn and Alex Lascarides 1992 Sorts and operators for temporal semantics...

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Which Money Is Smart? Mutual Fund Buys and Sells of Individual and Institutional Investors docx

Ngày tải lên : 30/03/2014, 12:20

... Khorana, Servaes, and Wedge (2007)), of the fund’s corporate governance (Cremers et al (2006)), and of the fund family (Nanda, Wang, and Zheng (2004)) Understanding whether, how, and to what extent ... risk-free rate, and SMBt , HMLt , and UMDt are returns on the size, value, and momentum factor mimicking portfolios, respectively Our monthly Fama and French (1992, 1993) size and value factor ... analyses of Gruber (1996), Zheng (1999), and Sapp and Tiwari (2004), and it establishes the smart money effect for the U.K mutual fund marketplace To understand which f low components drive this...

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transport phenomena and unit operations a combined approach

Ngày tải lên : 02/04/2014, 16:46

... composed of a smaller subset of transport processes (momentum, energy, and mass transfer) This realization generated the transport phenomena approach -an approach TRANSPORT PROCESSES AND TRANSPORT COEFFICIENTS ... and carbon dioxide (mole fractions of 0.78, 0.205, and 0.005, respectively) 22 TRANSPORT PROCESSES AND TRANSPORT COEFFICIENTS REFERENCES R B Bird, W E Stewart, and E N Lightfoot, Transport Phenomena, ... fraction of 0.486) and propane at atmospheric pressure and 1OO"C? 1-13 Argon at 27°C and atmospheric pressure has values of viscosity and thermal conductivity of 2.27 x lop5 pascal-sec and 1.761 x Joules/(sec...

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jhttransport phenomena and droplet formation during pulsed laser interaction with thin films

Ngày tải lên : 06/05/2014, 08:55

... condition normal to the free surface is the balance between the normal component of the surface traction vector and the surface tension forces due to the curved free surface and the pressure n• ␶ ϭϪ ... pressure, and ␥ is the surface tension The equation that governs variations of the free surface with time is given by ‫ץ‬⌺ ϩv•ٌ⌺ϭ0 ‫ץ‬t (8) where ⌺ is the free surface geometry At the free surface, ... V., Klimenkov, E A., and Tsepelev, V S., 1986, ‘ Surface Tension of Molten Steel,’’ Russ Metall., 4, pp 25–28 Filippov, K S., 1992, ‘‘Density and Surface Tension of Iron and Fe-Cu-S Melts,’’...

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transport phenomena and droplet

Ngày tải lên : 06/05/2014, 09:02

... condition normal to the free surface is the balance between the normal component of the surface traction vector and the surface tension forces due to the curved free surface and the pressure n• ␶ ϭϪ ... pressure, and ␥ is the surface tension The equation that governs variations of the free surface with time is given by ‫ץ‬⌺ ϩv•ٌ⌺ϭ0 ‫ץ‬t (8) where ⌺ is the free surface geometry At the free surface, ... V., Klimenkov, E A., and Tsepelev, V S., 1986, ‘ Surface Tension of Molten Steel,’’ Russ Metall., 4, pp 25–28 Filippov, K S., 1992, ‘‘Density and Surface Tension of Iron and Fe-Cu-S Melts,’’...

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steinmetz cp theory and calculation of transient electric phenomena and oscillations

Ngày tải lên : 04/06/2014, 12:34

... section are alternating in time and transient in distance, and the fourth and last section gives gives the theory of phenomena which phenomena transient in time and in distance To some extent ... distance of finite and infinite conductor, with and without return conductor flux of conductor of 81 Magnetic 82 Mutual impedance and mutual inductance finite length, sill 411 Con- 414 and coll 415 ... field and its components The electromagnetic field, the electrostatic field and the power consumption, and their relation to current and The electromagnetic energy, the electrostatic energy, and...

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Báo cáo hóa học: " Computer simulations of neural mechanisms explaining upper and lower limb excitatory neural coupling Huang and Ferris" docx

Ngày tải lên : 19/06/2014, 08:20

... gains, excitatory and inhibitory interlimb coupling gains, and coupling geometry We first simulated the simplest case, a single CPG, and then expanded the model to have two CPGs and lastly four ... were coupling geometry (f-f/ e,e and f-e/e-f), coupling gain (hip or hc), and lower limb sensory feedback gain, hs lo Four-CPG model Experimental studies suggest that there is interlimb neural coupling ... excitatory coupling from upper to lower CPGs and inhibitory coupling from lower to upper CPGs These asymmetrical gains resulted in more asymmetrical and skewed output burst shapes and altered...

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Báo cáo hóa học: " The role of single N-glycans in proteolytic processing and cell surface transport of the Lassa virus glycoprotein GP-C" ppt

Ngày tải lên : 20/06/2014, 01:20

... post-transfection, cells were surface labelled with biotin Following cell lysis and immunoprecipitation using α-GP-2, samples were subjected to SDS-PAGE and blotted to nitrocellulose Surface biotin-labelled ... 59–491) and the subunits GP-1 (aa 59–259) and GP-2 (260–491) are shown Hydrophobic regions are indicated in stripes The signal peptidase (SPase) cleavage site between threonine residues 58 and 59 ... N-glycan mutants are transported to the cell surface and remain mannose-rich Materials and methods N-glycans play not only an important role in folding and intracellular transport of viral glycoproteins...

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Báo cáo hóa học: " Power allocation, bit loading and sub-carrier bandwidth sizing for OFDM-based cognitive radio" pot

Ngày tải lên : 21/06/2014, 00:20

... understand the effect of varying sub- carrier bandwidth on the PU interference, we have plotted Figures 14 and 15 by dividing the PU band into and sub- bands, respectively, and allocating the power uniformly ... Steendam and Moeneclaey [20], Harvatin and Ziemer [21], and Tufvesson and Maseng [22] have demonstrated the impact of varying the sub- carrier bandwidth on the system performance in a time and frequency-selective ... max C B VI Sub- carrier bandwidth sizing The OFDM sub- carrier bandwidth should be greater than the Doppler spread of the channel and less than the coherence bandwidth An increase in the bandwidth...

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Laser Pulse Phenomena and Applications Part 2 doc

Ngày tải lên : 21/06/2014, 02:20

... (2) and (3) are chosen in such a manner that pulse 38 Laser Pulse Phenomena and Applications duration and energy are the same in both cases The perfect thermal contact between the substrate and ... axis is ~ 30º 24 Laser Pulse Phenomena and Applications For f= 50 kHz and V= 300 m s -1, the propulsion is Fr = 40 g, and for V= 400 m s -1 the propulsion is 69 g; the coupling coefficient is Jr ... and parameters which refer to coating and the substrate in the further considerations will have bottom indexes c and s respectively The dimensionless temperature distribution in the coating and...

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Laser Pulse Phenomena and Applications Part 3 doc

Ngày tải lên : 21/06/2014, 02:20

... to local short heating a surface of the sample in it the field of normal lateral stresses is formed; tensile lateral stresses occur near the subsurface cooled region and are proportional to the ... temperature T ∗ for ZrO ceramic coating and 40H steel substrate at rectangular laser pulse duration τ s = 0.15 (Yevtushenko et al., 2007) 54 Laser Pulse Phenomena and Applications 0.0 0.05 0.10 0.15 ... for the non-homogeneous body consisting of bulk substrate and a thin coating of different material deposited on its surface The heating of the outer surface of this coating was realised with laser...

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Laser Pulse Phenomena and Applications Part 5 doc

Ngày tải lên : 21/06/2014, 02:20

... understanding of the deeper physical 118 Laser Pulse Phenomena and Applications processes behind light-matter interaction processes will clear out our minds from the clutter of ambiguities and then ... engineers and visualize the invisible interaction processes in nature using their imaginative faculty and then emulate different natural processes to invent Various Ambiguities in Generating and Reconstructing ... quantum transition bands of the detecting dipoles can respond simultaneously to only a subset of the frequencies from ν p to ν p + r , determined, say, by the band widths and the band gap of a solid...

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