ELECTRICAL NETWORKS WITH INTERSTITIAL SINGLE CAPACITOR

2013 ◽  
Vol 27 (16) ◽  
pp. 1350123 ◽  
Author(s):  
M. Q. OWAIDAT ◽  
R. S. HIJJAWI ◽  
J. H. ASAD ◽  
J. M. KHALIFEH

We investigate the equivalent capacitance between two arbitrary nodes in a perturbed network (i.e. an interstitial capacitor is introduced between two arbitrary points in the perfect lattice) based on the lattice Green's function approach. An explicit formula for the capacitance of the perturbed lattice is derived in terms of the capacitances of the perfect lattice by solving Dyson's equation exactly. Numerical results are presented for the infinite perturbed square network. Finally, the asymptotic behavior of the effective capacitance has been studied.

2007 ◽  
Vol 21 (02) ◽  
pp. 199-209 ◽  
Author(s):  
R. S. HIJJAWI ◽  
J. H. ASAD ◽  
A. J. SAKAJI ◽  
J. M. KHALIFEH

The capacitance between any two arbitrary lattice sites in an infinite square lattice is studied when one bond is removed (i.e. perturbed). A connection is made between the capacitance and the lattice Green's function of the perturbed network, where they are expressed in terms of those of the perfect network. The asymptotic behavior of the perturbed capacitance is investigated as the separation between the two sites goes to infinity. Finally, numerical results are obtained along different directions and a comparison is made with the perfect capacitances.


2013 ◽  
Vol 313-314 ◽  
pp. 324-328
Author(s):  
J.H. Asad

We expressed the resistance between the origin and any lattice point in an infinite perfect Simple Cubic (i.e., SC) network rationally in terms of the known value of the Lattice Green's Function at the origin (i.e., ), and . On the other hand, we investigated the asymptotic behavior of the resistance. Finally, some numerical results has been calculated.


2010 ◽  
Vol 24 (19) ◽  
pp. 2057-2068 ◽  
Author(s):  
M. Q. OWAIDAT ◽  
R. S. HIJJAWI ◽  
J. M. KHALIFEH

The resistance between two arbitrary lattice sites in an infinite square lattice of identical resistors is studied when the lattice is perturbed by substituting a single resistor using lattice Green's function. The relation between the resistance and the lattice Green's function for the perturbed lattice is derived. Solving Dyson's equation, the Green's function and the resistance of the perturbed lattice are expressed in terms of those of the perfect lattice. Numerical and experimental results are presented.


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