نتایج جستجو برای: square hole
تعداد نتایج: 189485 فیلتر نتایج به سال:
In this paper, we study the transport properties of quantum states in square-lattice bit model by using inductive couplers to generate artificial gauge potential (effective magnetic flux). It is found theoretical calculation that eigenstates single particle and hole have same eigen energy spectrum, average currents, sinusoidally modulated effective flux, are opposite each other with respect ene...
We have proposed a model Hamiltonian, which describes a simple physical picture that the holes with single occupation constraint introduced by doping move in the antiferromagnetic background of the copper spins, to describe the normal state of the cuprate superconducting materials, and used the renormalization group method to calculate its anomalous magnetic and transport properties. The anomal...
In this paper the boundary collocation method has been used successfully to analyse the interfacial cracks emanating from a hole in a bi-material plate. The stress functions are assumed such that they can satisfy a series of governing conditions, such as the equilibrium equations in the domain, the boundary conditions on the crack surfaces, and the stress and displacement conditions on the crac...
The effect of the uplift force in the hydraulics structures is against stability. So, determining and controlling this force can be very important. One of the ways to achieve this purpose is to decrease this force by using the hole drains; in this way, we can build perpendicular pipes with different diameters, leading to the durability of the structure. Therefore, an experimental model of concr...
In this paper, we introduce the following problem in the theory of algorithmic self-assembly: given an input shape as the seed of a tile-based self-assembly system, design a finite tile set that can, in some sense, uniquely identify whether or not the given input shape–drawn from a very general class of shapes–matches a particular target shape. We first study the complexity of correctly identif...
If string theory describes nature, then charged black holes are not described by the Reissner-Nordstrøm solution. This solution must be modified to include a massive dilaton. In the limit of vanishing dilaton mass, the new solution can be found by a generalization of the Harrison transformation for the Einstein-Maxwell equations. These two solution generating transformations and the resulting b...
This paper presents experimental and analytical results of trapped field characteristics of a stack of square YBCO thin film plates for compact NMR magnets. Each YBCO plate, , has a 25-mm diameter hole at its center. A total of 500 stacked plates were used to build a 40-mm long magnet. Its trapped field, in a bath of liquid nitrogen, was measured for spatial field distribution and temporal stab...
We develop a "self-avoiding walks" approximation and use it to calculate the spectral function of single hole introduced into 2D square lattice Ising antiferromagnet. The obtained local qualitatively agrees with exact diagonalisation result is largely incoherent. Such stays in contrast spectrum on Bethe lattice, which consists well-separated quasiparticle-like peaks stems from motion an effecti...
We describe the detailed microscopic changes in a peptide monolayer following kinase-mediated phosphorylation. A reversible electrochemical transformation was observed using square wave voltammetry (SWV) in the reversible cycle of peptide phosphorylation by ERK2 followed by dephosphorylation by alkaline phosphatase. A newly developed method for analyzing local roughness, measured by atomic forc...
A simplified model for inelastic acoustic phonon scattering of holes in silicon is developed. It consists in approximating both the acoustic phonon energy and the square of the phonon wave vector by lattice-temperature dependent constants. The resulting scattering rate depends only on energy and thus facilitates the search of after-scattering-states during full-band Monte Carlo simulation. The ...
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