addition of micro fluidic channels using pdms

... doubly selective channels The method is based on an adaptation of the EM-based algorithm for doubly selective channels by incorporating a BE model of the channel in the EM iterations Using the BE ... case of uncorrelated channels paths which is the worst case in terms of number of required BE functions In Appendix B, we discuss the generalization to correlated paths Another contribution of ... coefficient of the ith path and the qth basis function The advantage of this description is that the complete time and frequency behavior of the channel is described using a relatively small set of LQ...

Ngày tải lên: 21/06/2014, 16:20

... the results of Lemma are now in order These observations are important because they provide additional insight regarding the role of the rate of Poisson process in modeling quasistatic channels ... series expansion is of order λ1/2 , the second term is of order 1, the third term is of order 1/λ1/2 , and the kth is term of order (2) The joint characteristic function of the centered random ... (e.g., letting λT (t) be a series of mountains concentrated near i/W) That is, the orderliness effect of the Poisson process is mitigated because of the limitations of the equipment that is used to...

Ngày tải lên: 22/06/2014, 00:20

... fabrication of mico- and nanoscale complex strcutre using PEC etching process HP was in charge of replication of Si mold using PDMS molding process JK carried out the fabrication of the LED devices ... shown in Figure 5a, the EL emission of the LED structure with micro- and Page of Figure Scanning electron microscopy (SEM) image of (a) cross-sectional view of the light emitting diode (LED) that ... property of the LED The morphologies of micro- and nanoscale complex structures of the high refractive index polymer were analyzed by scanning electron microscopy (SEM) and atomic force microscopy...

Ngày tải lên: 20/06/2014, 22:20

... Ethics Committee of NIMS Figure The Micro- fluidic experiment set up The Micro- fluidic experiment set up (A) Schematic of the MC-FUN set up (not to scale) (B) Top view of a microfluidic chip (15 ... SG: Numerical simulation of flow through microchannels with designed roughness Microfluidics and nanofluidics 2006, 2(3):215-221 Mody NA, King MR: Dynamics of Platelet Aggregation and Adhession ... rate in micro- fluidic experiments Whole blood flow rate in micro- fluidic experiments Volume flow rate of (A) NaCl solution and (B) whole human blood measured with the MC-FAN on micro- fluidic...

Ngày tải lên: 11/08/2014, 00:22

... 5.Effect of depth of cut on the micro grinding force 155 Fig.8 6.Effect of feed rate on the micro grinding force 156 xiii Lists of Tables Lists of Tables Table 1: Characteristics of the micro- grinding ... Experimental Studies of Micro- Grinding of Glass 159 9.1.2 Effects of Cutting Tool Geometry on the Glass Micro- grinding Process 160 9.1.3 Analysis and Monitoring of Wear of PCD Micro- tool ... idea of combining the on-machine fabrication of PCD tool using block EDM and then microgrinding of brittle material which also facilates the offline dressing of tool as well Therefore, micro- grinding...

Ngày tải lên: 09/09/2015, 17:55

... Fabrication of PDMS Micro- and Nanofluidic Devices 3.1 Soft lithography and substrate material 3.1.1 Material properties of PMDS 3.1.2 Technical problems of PDMS molding ... characterization of PBW fabricated PDMS channels be means of electrokinetic on-chip testings Current monitoring and µPIV methods are employed to examine the electrokinetic flow in the PDMS microchannels ... A/Prof Stuart Victor Springham ii NATIONAL UNIVERSITY OF SINGAPORE Date: Feb 2008 Author: Wang Liping © Title: Fabrication of micro- and nanofluidic lab-on-a-chip devices...

Ngày tải lên: 12/09/2015, 11:29

... dimensions of microfluidic systems, the fluid in micro channels is influenced by viscosity rather than inertia, and the flow is laminar Another typical effect of shrinking the system to microscale ... results of concentration of polystyrene particles 44 Figure 3.15 Image of deposited milk lipid near the wall of microchannel 45 Figure 3.16 Experimental results of the separation of ... Figure 6.16 3-D sketch of the microchannel and PZT transducer 110 Figure 6.17 Sketch of the 2-D structure of the microchannel and PZT transducer 111 Figure 6.18 Sketch of the 1-D PZT transducer...

Ngày tải lên: 12/09/2015, 21:46

... ESTIMATION OF FIR CHANNELS USING SPATIAL SEPARATION Y M SASIRI S YAPA (BSc Eng., University of Moratuwa, Sri Lanka) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF ENGINEERING DEPARTMENT OF ELECTRICAL ... channel using CETI 115 5.5 Permutation in extracting MIMO channels 116 5.6 Derivatives of the spatial structure 117 vii List of Tables 1.1 Distribution density of ... is empirically derived using the power delay profile of a given channel For channels that are Wide Sense Stationary with Uncorrelated Scattering (WSSUS) the power delay profile, p(t) can be derived...

Ngày tải lên: 02/10/2015, 12:55

... severity of osteoporosis is tested at the metaphyseal region by studying micro- architectural analysis using micro- CT [10, 11] BMD may not be sufficient to predict the likelihood of fractures as the micro- architecture ... to maximize the use of this combined therapy for osteoporosis List of Tables 2.1 Summary of bone morphological indices 34 viii List of Figures 2.1 Visualization of high steroid administration ... capabilities and non-destructive analysis of bone micro- architecture and strength 2.2 Resolution Higher resolution from micro- CT scans provides the visualization of microscopic details The higher the...

Ngày tải lên: 05/10/2015, 13:53

... in table (b) (a) Fig 5: Photo micro- graphs of machined glass surface: (a) using RSM preditions and (b) using GA predictions Fig 6: Graph showing the convergence of the best and mean results with ... was measured using SurfTest SV-500 surface profiler The tool used was 0.5 mm uncoated tungsten carbide as shown in fig Table lists the experimental runs Fig 2: Photo micrograph of tungsten carbide ... significant lack of fit (LOF) ANOVA analysis was then carried out to check the validity and confidence level of the developed empirical model, as displayed in table The ‘Model F-value’ of 21.00461...

Ngày tải lên: 14/05/2016, 23:00

... eradication of planktonic residues but are not effective in eliminating micro- clusters disrupted from biofilms that may be the cause of recurrence after an indefinite period of time Fragments of biofilms ... populations are often missed by conventional culture The problem of diagnosis markedly increases taking into account the issue of bacterial phenotypes inside biofilms Sonication of explanted devices ... Failure of antibiotics to cure prosthesis-related infection is not only due to poor penetration of drugs into biofilm but likely due to delayed antimicrobial effect on stationary bacteria in the biofilm...

Ngày tải lên: 26/10/2012, 09:53

... lx) First of all, consumers were briefed on the concept of the methodology and the procedure The aim of this was to allow for development of the vocabulary to describe the four types of dry-cured ... carried out using XLSTAT software (Addinsoft, France) 2.4.2 Quantitative descriptive data analysis Data from the Quantitative Descriptive Analysis was analysed by means of the ANOVA test using the ... 55.58% of the Table Demographic, socio-economic characteristics and frequency of dry-cured ham consumption of the participants (% of respondents, n = 109) Socio-demographic characteristic % of respondents...

Ngày tải lên: 03/04/2013, 21:07

... Thailand Each liter of MSM contained 6.7 g of Na2HPO4·7H2O, 1.5 g of KH2PO4, 1.0 g of (NH4)2SO4, 0.2 g of MgSO4·7H2O, 60 mg of ferrous ammonium citrate, 10 mg of CaCl2·2H2O, and mL of trace-element ... of trace-element solution Each liter of trace-element solution contained 0.3 g of H3BO3, 0.2 g of CoCl2·6H2O, 0.1 g of ZnSO4·7H2O, 30 mg of - 374 - Journal of Water and Environment Technology, ... One milliliter of chloroform was added and incubated at 65ºC for hours Chloroform solution of 0.1 - 0.5 mL volume was transferred to a clean test tube, was evaporated and then mL of concentrated...

Ngày tải lên: 05/09/2013, 10:15

... evaluating of Meteosat-8 satellite measurements using ground measurements of the two Iraqi radiometric stations; Baghdad (33.33o N, 44.39o E) and Mosul (36.33o N, 43.11o E) The summery of Heliosat-2 ... conference of college of Science – AL-Mustansiriyah university, 9-10 February 2010, Baghdad, Iraq [3] AL-Salihi A.M., M.M Kadhom, A M Jasim: Estimation of Global Solar Radiation on Horizontal Surface Using ... Hanson, K J., 1971 Studies of cloud and satellite parameterizations of solar irradiation at the earth surface In Proceedings of Miami Workshop on Remote Sensing, US Department of Commerce, pp 133–148...

Ngày tải lên: 05/09/2013, 16:10

... the total size of capacitors is reduced by using MERS In other words, dividing off the capacitor of MERS from the capacitors of the inverter power supply can reduce the total size of capacitor ... the voltage within the range of several percent On the other hand, the capacitor of MERS only stores the energy of one cycle The capacitor of MERS discharges all of its charge and the voltage ... waveforms of generated current i and capacitor voltage v by the circuit of Fig Gate signals to U and Y of the full-bridge inverter and V and X of the MERS are also shown Gate signals of MERS are...

Ngày tải lên: 15/10/2013, 16:12

... diameter of a finger) and a vertical scale of about 100 µm (typical resolution of the finger) A good optical microscope is also a roughness sensor that can observe lateral length scales of the order of ... real area of contact Ar /Aa = 2.51% However, an addition of the percentages of individual bins equals 3.33% Similarly when the real area of contact is claimed to be Ar /Aa = 1.64% the addition ... (a) Histograms of the number of contact spots, n(a)∆a found of a particular range of spot areas for two different real contact areas The numbers n(a)∆a area for mm2 of apparent area of rigid disk...

Ngày tải lên: 18/10/2013, 09:15

... coefficient of friction of 0.018 as compared with other samples measured in this study (the coefficient of friction of ZnA films is ~0.03) The coefficient of friction for LB film is comparable to that of ... value of the coefficient of friction than that of the Z-15 lubricated sample For the unlubricated and lubricated samples, the coefficient of friction in a dry environment is lower than at ambient of ... 1995a.) Microwear studies were also conducted using the diamond tip at various loads Figure 8.9 shows the plots of wear depth as a function of normal force and Figure 8.10 shows the wear profiles of...

Ngày tải lên: 18/10/2013, 09:15

... square roots of the arithmetic average of squares of the vertical deviation of a surface profile from its mean plane Due to the multiscale nature of surfaces, it is found that the variances of surface ... since the typical radius of curvature of the tips is about 30 nm The radius of curvature of the asperities of the samples measured here (the asperities that produce most of the friction variation) ... surface is composed of a large number of length of scales of roughness that are superimposed on each other Surface roughness is most commonly characterized by the standard deviation of surface heights,...

Ngày tải lên: 18/10/2013, 09:15

... photolithography, electroforming, and molding processes One of the limitations of silicon microfabrication processes originally used for fabrication of MEMS devices is lack of suitable materials ... millimeter-scale devices using direct material microcutting or micromechanical machining (such as micromilling, microdrilling, microturning) or removal by energy beams (such as microspark erosion, ... size of 500 × 500 nm Versus Si3N4 ball, ball radius of mm at a normal load of 0.1 N (0.3 GPa) at an average sliding speed of 0.8 mm/s c Measured using an AFM with a diamond tip of radius of 100...

Ngày tải lên: 25/10/2013, 12:15

... configuration Reduce the length of the long Permanent Links and Channels But be aware of possible AFEXT issues Short run lengths produce high frequency AFEXT noise (unless power back-off is applied in transmitters) ... replace the cabling system with CopperTen or limit the use of 10GBE to short channels with low Insertion Loss and low ANEXT Once the channels have been qualified for ANEXT, each channel needs ... If AACR-F noise is a problem the only remedy is to separate the channels over the entire length Separating only at the beginning of the channel improves the ANEXT, but it does not improve AACR-F...

Ngày tải lên: 27/10/2013, 17:15