frequency spectrum of a sine wave generated using trigonometric computation
Báo cáo y học: "A comprehensive transcript index of the human genome generated using microarrays and computational approaches" pdf
... genomic tiling arrays Additional data file contains a comparison of EVG predictions with RefSeq sequences (March 2004) Also available on our website [19] are: ratio data and body atlas data along with ... SRF and its accessory proteins EMBO J 1992, 11:4631-4640 Kawamoto T, Makino K, Niwa H, Sugiyama H, Kimura S, Amemura M, Nakata A, Kakunaga T: Identification of the human beta-actin enhancer and ... run on six-frame translations of the PTIs using the HFRAME software from Paracel with an E-value cutoff of 0.01 and frameshift penalty of -12 Information on Pfam [31] domains is available [54,55]...
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Fabrication of a porous polyimide membrane using a silicon nanowire array as a template
... substrates Final membrane thickness can be adjusted by simply altering the amount of solution applied About 5–10 μl of polyimide solution was found to be appropriate for a silicon substrate of 0.5 ... expected to increase the ranges of the pore diameters and densities formed Conclusions Our studies indicate that silicon nanowires can be used as sacrificial templates for the fabrication of porous polyimide ... nanowires with various diameters of ~50, 90, 150 and 220 nm synthesized from Au nanoparticles with diameter of ~ 30, 50 100 and 150 nm, respectively Fig a, b, and c show polyimide membranes fabricated...
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Báo cáo " Research, design and fabrication of a high-power combiner using Wilkinson bridge of L-band " pptx
... have also investigated the S11 factor of the power divider Wilkinson on network analyzer, the result was relatively similar to that of the simulink model Afterthat we have measured the characteristics ... Thanh, Nguyen Anh Tuan, Bach Gia Duong, Research, Design And Fabrication Of The 45W And The 200W, L-Band Power Amplifier Using The Modern Microstrip Technology For Application In The National ... showed that at 1030 MHz the amplifying coefficient reached high value, the input amplitude was set at -10dB and the output one was above 16dB The adjustment of current regime may increase the amplifying...
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báo cáo khoa học: " Modification of a neuronal network direction using stepwise photo-thermal etching of an agarose architecture" pptx
... consisting of an agarose microchamber (AMCA) cell cultivation array maintained at constant temperature, controlled atmosphere and humidity (Figure 1) We used the AMCA cell cultivation chip to create a ... topographical control of outgrowth and synapse formation on snail neurons Advanced Materials 2002, 14:141-144 Moriguchi H, Wakamoto Y, Sugio Y, Takahashi K, Inoue I, Yasuda Y: An agar-microchamber ... drawing of the on-chip agarose microchamber (AMCA) cell cultivation system Schematic drawing of the on-chip agarose microchamber (AMCA) cell cultivation system Page of (page number not for citation...
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báo cáo khoa học: " Reconstruction of defects of maxillary sinus wall after removal of a huge odontogenic lesion using prebended 3D titanium-mesh and CAD/CAM technique" potx
... innovations in computer-assisted head and neck oncologic surgery The Journal of craniofacial surgery 2011 Schramm A, et al: Computer-assisted navigation in craniomaxillofacial tumors The Journal of ... to maxillary sinus and nasal cavity (blue) template of the non-affected left side Outcome of the virtual planning was a virtual template of the maxilla (STL-file format) for production of a corporeal ... CS, AME and NCG conceived of the study and participated in its design and coordination MS and MR made substantial contributions to data acquisation and conception of manuscript MS and MR drafted...
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Báo cáo y học: " Chemical fingerprinting and quantitative analysis of a Panax notoginseng preparation using HPLC-UV and HPLC-MS" pdf
... [Journal of Pharmaceutical and Biomedical Analysis 41 (2006) 274-279], (B) [Journal of Pharmaceutical and Biomedical Analysis 48 (2008) 1361-1367], (C) [Journal of Pharmaceutical and Biomedical Analysis ... The similarities of chromatograms of 10 samples (n = 3) Additional file 3: PDA Chromatograms standard compounds (A) and a XST injection (C), and total ion current chromatograms of standard compounds ... nebulizing gas, high purity nitrogen (N ); ion spray voltage, -4.5 kV; sheath gas (N2 ) at a flow rate of 60 arbitrary units; auxiliary gas (N2) at a flow rate of 20 arbitrary units; capillary temperature,...
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Target detection probability of a wideband passive radar using correlation method
... [5] Tran Cao Quyen et al, “ An approach for passive radar using a smart antenna system”, International conference on advanced technologies on communications (ATC08), pp.270-274, 8-9 Oct, Hanoi, ... system parameters No of FFT TOFDM(guard) FEC Bandwidth Modulation 2048 1/32 2/3CC+RS 8MHz 64 QAM Wideband passive radar supporting OFDM signal In Vietnam, there are many DVB-T stations placing all ... it can be seen that when using the correlation of the reflected signal with its delay and using the transmitted signal from DVB-T broadcasting stations the passive radar can deal with wideband...
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Design and development of a self balancing bicycle using control moment gyro
... widely used as an actuator other than on large spacecraft to control the attitude of large spacecraft and space infrastructure such as the International Space Station [15] There are many reasons for ... (CMG) as an actuator The control moment gyro (CMG) is typically used in a spacecraft to orient the vessel [5] Appling a CMG as an actuator to balance a bicycle is a creative and novel approach; and ... Tpeak increases with D-gain Peak-to-peak oscillation was the smallest at a D-gain of 0.06 Beyond a D-gain of 0.08, the peak-to-peak oscillation will increase and the bicycle would be unstable Based...
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AN1523 sine wave generator using numerically controlled oscillator module
... Inc AN1523 Applications of Sine Wave Generator There are a wide variety of applications which necessitate the use of a sine wave Some of the applications are as follows: • Calibration of sound ... DS0000152 3A- page 13 AN1523 Sine Wave Generation by Implementing Trigonometric Expressions Sine wave and cosine wave are represented as shown in Equation EQUATION 3: SINE WAVE AND COSINE WAVE REPRESENTATION ... between sine and cosine wave is the phase difference of 90° Therefore, the instantaneous values of one wave can be obtained by phase shifting that of another wave by 90° These waves are generated...
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Modeling and simulation of a hybrid electric vehicle using MATLAB/Simulink and ADAMS
... Activating Mechanical Brakes The brake constant for this model is arbitrarily set as 200Nm, and can be modified if additional test data are available Modeling the mechanical brake interface with ... range of each is selected and utilized Notable current hybrid vehicle manufacturers are Toyota, Honda, and Nissan Toyota and Nissan both utilize a combination of parallel and series hybrid architecture ... manufacturers are now able to perform design, testing, and optimization of a vehicle through computer simulation, all prior to the actual manufacturing of a vehicle Similar to other areas of automotive...
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A study of a vibration isolation system using negative stiffness structure for passenger seat
... outstanding volleyball player special physical evaluation, research with the team, the test data of the indicators, using SPSS13.0, Microsoft Excel software for data Statistical Analysis The purpose ... and diagnosis athletes (1) Vietnam excellent volleyball players special physical means Vietnam Elite Volleyball Volleyball athletes bear the load and the ability to adapt to environmental change, ... feasibility and targeted, as well as easy to operability Vietnam excellent volleyball players special physical evaluation system in the structure of the evaluation index, index weights and evaluation...
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DSpace at VNU: Research, design and fabrication of a high-power combiner using Wilkinson bridge of L-band
... rm a tio n a l Sym posiu m on C o m p u ter -A id ed D esig n o f the E lectrics f o r Space A pplication Bol 0i;na (Italy) ( 1979) 7A [4] 3ang I hi Thanh Thuy, !*ham Van Thanh, Nguyen Anh Tuan, ... input am plitude was set a t-lO d B and the output one w as above 16dB The adjustment o f current regim e m av increase the amplifying coefficient even more We have also investigated tlie S il factor ... a n a ly /x r, the result was relatively similar to that o f the simulink model Aftcrthal we have measured the characteristics o f the pow er com biner using the W inkinson bridge The input am...
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Báo cáo khoa học: Selective detection of superoxide anion radicals generated from macrophages by using a novel fluorescent probe pdf
... with an argon ion laser Acquired images were analyzed using image-pro plus 4.5 software Materials o-Aminobenzenothiol was purchased from Fluka (Shanghai, China) A stock solution (1 mm) of DBZTC ... salt (Tiron) was from Shanghai Reagent Co Ltd (Shanghai, China) All chemicals were of analytical reagent grade, and double-distilled water was used throughout RAW264.7 cells were from American ... determination of aluminium using thermal lens spectrometry Anal Chim Acta 250, 95–104 Yi XF & Ben GY (2000) Seasonal variation in antioxidants of Polygonum viviparum and its relation to solar radiation...
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báo cáo hóa học:" Research Article Design and Implementation of a Single-Frequency Mesh Network Using OpenAirInterface" docx
... channel measurements which can be used for channel characterization and capacity analysis [2] Apart from a general overview of OpenAirInterface, in this paper we present OpenAirMesh a specification ... to transport data traffic corresponding to a particular flow Table 4: Transport and physical channels Each of the transport channels is mapped to a corresponding physical channel of the same name ... available spatial stream the STF parser also performs fast antenna cycling, that is, every subcarrier is transmitted from a different antenna This way each stream can access all the degrees of...
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DSpace at VNU: Calculation of the absorption coefficient of a weak electromagnetic wave by free carriers in quantum wires by using the Kubo-Mori method
... g m ech anism in th e c ase s o f p re se n ce (2) a n d ab sen ce (1) - (3) o f e x te rn a l m a g n e tic fie ld fo r a ty p ic a l q u a n tu m w ir e G a A s / G a A s A l w it h values: ... electrom agnetic field, c yclotron frequen cy Q o f external m agnetic field, tem p eratu re T an d p aram eters o f q ua ntum w ires, w h ic h is non-linear N u m e r ic a l c a l c u l a t io n a ... M W and radius in the case o f the presence o f a M agnetic Fie ld NguyenQuctngBau,DinhQuocVuong 10 B a s e d o n t h e a n a ly t ic a l e x p re ss io n s fo r th e p e rp e n d ic u la r...
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Study of wave wind interaction at a seawall using a numerical wave channel
... verified against laboratory data in a case for wave overtopping without wind effects The interaction of waves and wind was analyzed in term of mean wave quantities, overtopping rate and variation of ... measured data: a) at the wave gauge G1; b) at the wave gauge G4 40 Simulated wave crest Vertical distance (cm) 30 Simulated wave height 20 10 Simulated mean water level wave height (expt data) ... of Wave – Wind Interaction at a Seawall Using a Numerical Wave Channel Phung Dang Hieu 1* , Phan Ngoc Vinh2, Du Van Toan1, Nguyen Thanh Son3 Research Institute for management of Seas and Islands,...
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DSpace at VNU: INVESTIGATION OF THE HALL EFFECT IN RECTANGULAR QUANTUM WELLS WITH A PERPENDICULAR MAGNETIC FIELD IN THE PRESENCE OF A HIGH-FREQUENCY ELECTROMAGNETIC WAVE
... decreases as we expect To estimate the damping of these oscillations with the temperature and make a comparison to other available works, we use a computational program to evaluate the relative amplitude ... physical conclusions to above results by carrying out a numerical evaluation and a graphic consideration using a computational method Numerical Results and Discussions To have a deeper insight of above ... propagation of an electromagnetic wave (EMW) in materials leads to the change in the probability of scattering of carriers, and thus, leads to their unusual properties in comparison to the case of...
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Optimization of design and operating parameters on the year round performance of a multi-stage evacuated solar desalination system using transient mathematical analysis
... temperature from the flat plate collectors, latent heat and refined latent heat of vaporization of water from each stage and specific heat capacity of water from each stage are averaged over the day ... inclined at an angle equal to latitude of Chennai (13o) facing towards due south for the maximum year round performance Each evaporator and condenser tray has an area of 1m2 inclined at an angle of ... variation of global solar radiation and ambient temperature at Chennai for January to June _ Solar radiation -Ambient temperature Figure Mean monthly hourly variation of global solar radiation...
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