نتایج جستجو برای: handed transmission line lh

تعداد نتایج: 668152  

Journal: :Mathematics 2022

In this paper, we study the extraction of some analytical solutions to nonlinear perturbed sine-Gordon equation with long Josephson junction properties. The model studied was formed observe properties separated by two superconductors. Moreover, it is also used explain effect arising in highly nature junctions. This provides shunt inductances realize a left-handed transmission line. A powerful s...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2002
P Markos I Rousochatzakis C M Soukoulis

We numerically analyze the origin of the transmission losses in left-handed structures. Our data confirms that left-handed structures can have very good transmission properties, in spite of the expectable dispersion of their effective permeability and refraction index. The large permittivity of the metallic components improves the transmission. High losses, observed in recent experiments, could...

Journal: :energy equipment and systems 0
rahmat aazami faculty of engineering, ilam university, ilam, iran hassan monsef faculty of ece, university of tehran, tehran, iran

this paper proposes a new method for transmission loss allocation. the share of each bus in the transmission line losses is determined using transmission line loss equations with respect to bus-injected currents. then, it is applied to the total network transmission lines. in the proposed method, comparing with other methods, a solution to remove the negative loss allocation has been introduced...

2011
GUANG-MING WANG JIAN-GANG LIANG He-Xiu XU Guang-Ming WANG Jian-Gang LIANG

In this paper, we propose and research a novel miniaturized composite right/left handed transmission line (CRLH TL) cell based on revised complementary split ring resonators (CSRRs) for the first time. Novel CRLH TL cell is demonstrated with lower transmission and reflection zeros from electrical and electromagnetic (EM) simulation results. Negative refractive index of CRLH effect is successful...

2002
Zhi-qiang Shi

Based on the parity violation in Standard model, we study the dependence of lifetime on the helicity of an initial-state fermion in weak interactions. It is pointed out that if the initial fermions in the decays are longitudinally polarized, then the decay lifetime of left-handed polarized fermions is different from that of right-handed polarized fermions in flight with a same velocity in a sam...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2011
G P Veldes J Cuevas P G Kevrekidis D J Frantzeskakis

We study the propagation of quasidiscrete microwave solitons in a nonlinear left-handed coplanar waveguide coupled with split-ring resonators. By considering the relevant transmission line analog, we derive a nonlinear lattice model which is studied analytically by means of a quasidiscrete approximation. We derive a nonlinear Schrödinger equation, and find that the system supports bright envelo...

Journal: :Journal of neurophysiology 1999
S J Caddick C Wang C F Fletcher N A Jenkins N G Copeland D A Hosford

Excitatory but not inhibitory synaptic transmission is reduced in lethargic (Cacnb4(lh)) and tottering (Cacna1atg) mouse thalami. Recent studies of the homozygous tottering (Cacna1atg) and lethargic mouse (Cacnb4(lh)) models of absence seizures have identified mutations in the genes encoding the alpha1A and beta4 subunits, respectively, of voltage-gated Ca2+ channels (VGCCs). beta subunits norm...

Journal: :Optics express 2003
Liang Wu Sailing He Long Chen

Unusual narrow transmission bands are found in the Bragg reflective region of a multi-layered structure consisting of alternate right-handed material (RHM) and left-handed material (LHM). These unusual narrow transmission bands may exist no matter whether the optical length of a LHM layer completely cancels that of a RHM layer. However, if they can not cancel each other, it is required that the...

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