[PDF] Top 20 Teaching and Learning Electromagnetic Simulation by Means of a Two Dimensional Finite Difference Time Domain Method

... To analyze a printed dipole with the MoM procedure, it is necessary to assume a surface resistivity of 377 Ohms per square on the upper and lower covers (ground plane) of the box containing the circuit, and remove them a ... See full document

... the Electromagnetic applied subjects for research and education purpose have been completed with the help of ...modern teaching methodologies shall be smart with the help of computer applications and ... See full document

... and simulation using memristor’s SPICE model [5, 6] are developed due to the attractive potential applications in microwave circuits ...full-wave electromagnetic update equations derived for memristor based ... See full document

... FDTD method, transmission line method is a low frequency numerical method which has been extensively used for the modeling of wave propagation problems, mainly electromagnetic nature but also ... See full document

... The finite difference time domain (FDTD) method developed by Yee [25] has been used to provide a full description of electromagnetic scattering and absorption and gives detailed ... See full document

... In FDTD simulations there are restrictions on how large a temporal step can be. If it is too large, the algorithm produces unstable results (in example, the numbers obtained are completely meaningless and generally tend ... See full document

... on spherical-lossy earth. Results are obtained for two types of soil, dry ( ε r = 4, σ = 0.005S/m) and medium ( ε r = 8, σ = 0.02S/m). In this section, some of the results which are obtained by this code (using a ... See full document

... Equation (16) requires M to be located at the same location in space as H and B (i.e., displaced by half-cell lengths). This requirement is in contradiction with the localised nature of the LLG equation where the ... See full document

... the finite-difference time-domain method (FDTD) where the acceleration ratio reached approximately 25 times compared with the CPU performance ...the method of moments (MoM) ... See full document

... modified finite-difference time-domain (M-FDTD) method is proposed to analysis electromagnetic bandgap of 1D layered anisotropic plasma photonic crystal (PPC) under the situation ... See full document

... based finite volume ...the two poles. In cell centered finite volume schemes, the degenerate point is not a problem as the conserved variables are stored at cell ...vertex method, the values ... See full document

... For uniform time discretization, with a sampling step Δt, and an index n that corresponds to the real time n.Δt. In other side components of the electric field and electric flux are calculated for multiple ... See full document

... In order to compare FDTD-MoMTD and ADI- FDTD/MoMTD methods, we simulate an electromagnetic nondestructive method. We placed a dipole antenna near a wall. Dipole length is 20 mm and has wire radius of 0.1 ... See full document

... a time evolution of a modulated Gaussian pulse centered at 3 ...600 time steps of the E z field component at the observation point are shown in Figure 2 computed both with standard explicit frequency ... See full document

... are two main methods of defining the concentration of salt in water such as the total dissolved solid measurement (TDS) and the electrical conductivity measurement ... See full document

... the method of order-of-magnitude analysis, originally proposed by Ludwig Prandtl in his analysis of fluid flow and boundary layers, could be advantageously applied to the study of temperature distribution in disc ... See full document

... s (30000 steps). The resonant peaks are generally well resolved. Table 1 compares the frequencies of the peaks with the values expected from equation 9. The measured and calculated frequencies are in excellent agreement. ... See full document

... to simulation of the electrical parameters of a fragment- type ...Computer Simulation Technology (CST) [8], High Frequency Structure Simulator (HFSS) [9], and FDTD Simulation software (XFDTD) ... See full document

... traditional finite-difference time- domain (FDTD) method [1, 2], which is explicit and second-order accurate in both space and time, has been widely applied to modeling and ... See full document

... computational domain with PEC boundary conditions on the cylinder surface and characteristic based far-field conditions at the outer ...of time periods of the incident harmonic wave, after which complex ... See full document