ising model 中文意思是什麼
-
The results of benzenoid lattice by site - block based on ising model are closer to the exact values of ising model than the triangular an d hexagonal lattices
本文在計算過程中仍採用重整化群的自旋?元塊法，並採用ising模型，計算出的結果比三角和六角格子更接近ising模型的嚴格解。 -
A generalization, n > 4, is given in this paper. in result the critical points of these koch curve with different values of tv by decimation based on ising model are same, but the critical exponents are different. the four ones, , are same, and the other two v, are different
本文對其進行一種推廣，推廣后n 4 ，對于取不同n值的科赫曲線應用重整化群的格點消元法，仍採用ising模型，結果得到同樣的相變點，但是臨界指數不完全相同，其中， ， ，相同，而，不同。 -
In the framework of the transverse ising model ( tim ), landau phase transition theory and the electrostatic field theory, we study the physical properties of the ferroelectric thin film, bilayer, sandwich structure, multilayer with a non - polarization slab and a two - dimension polar lattice model with polar defects. the main work and results are as follows : first, the long - range interaction in ferroelectric material is sometimes neglected in the previous studies. we introduce the long - range interaction in the framework of the tim and the landau theory
本文在橫場伊辛模型、朗道相變理論以及靜電場等理論的框架內，對鐵電薄膜、鐵電雙層膜、鐵電三明治結構以及含有雜質層的鐵電多層膜和含有偶極缺陷的二維偶極點陣系統等多層鐵電系統的相變、熱電、介電、電滯行為等物理性質進行了深入研究。 -
Non - linear dynamical systems and chaotic phenomena. random processes and diffusion. ising model and lattice gas. quantum systems and electronic structures. percolation, fractal and self - similarity. neural network and genetic algorithm
非線性動力系統與混沌現象、隨機過程和擴散現象、易幸模型與格子氣體的統計模擬、量子系統與電子結構、展透、碎形與自我類似、類神經網路與基因演演算法。 -
The curie temperature of ferroelectric films is studied using spin - 1 / 2 transverse ising model with long - range interactions within the framework of an effective - field theory
我們首先應用有效場理論，在橫場伊辛模型的框架內研究了贗自旋s = 1 / 2的具有長程相互作用的鐵電薄膜的相變性質。 -
The analysis of different size group influence on the renormalization group in ising model
模型重正化群方法集團不同大小劃分結果的分析 -
The real - space renormalization - group research of an ising model with next - nearest - neighbour interactions on kagom
模型的實空間重正化群研究 -
In this thesis, we assumes the mont carlo method to simulate the antielectric materials based on the ising model and achieves expected results of scaling behavior between the area of the double loop and the frequency of imposed fields
本文首先使用蒙特卡羅方法研究了反鐵電的標度行為，得到了面積與頻率及振幅的標度關系，在低頻區，面積與頻率呈嚴格的2 / 3次方指數律。 -
In the second chapter, combined with the two - dimension triangle lattice ising model, we show the procedures of the renormalization group methods and illustrate how to apply these methods to solve critical exponent in detail
在第二章中結合二維三角形晶格伊辛模型詳細地介紹了重整化群方法的步驟以及如何應用重整化群方法來求解臨界指數。 -
Phase transition behaviors and magnetizations of three - dimensional transverse crystal field dilution ising model
模型的相變行為及磁化 -
An extraordinary breakthrough achieved by professor chan and his research team in 1984 was the confirmation of one of the most important theories in modern statistical mechanics known as the two - dimensional ising model
八四年，陳教授與其研究小組在科研上有突破性成就，證實了現代統計力學上名為二維ising模式的一項重要理論。 -
In this paper, we first investigate the impurity effect ( ba2 + ) on the dielectric and phase transition properties in srtio3 within the framework of the transverse - field ising model ( tim ). then a possible coupling mechanism between the magnetism and dielectric properties in eutio3 is discussed and the magnetic influence on the frequency of the soft - phonon mode is investigated via the heisenberg model, soft - mode theory under the mean field approximation, the second quantization theory and the perturbation theory. and we proceed further investigation on eu1 - xbaxtio3 of
我們發現baxeul _ xtio3 （ o 『 x 『 0 . 2 ）的介電常數和由內察的偏置場導致的電極化除了隨雜質濃度產生相應的變化，同時在磁和介電性質的藕合作用影響下在低溫下偏離通常的量子順電體行為，在尼爾溫度附近出現異常，且磁場通過對最近鄰自旋關聯的作用來影響介電常數和電極化。 -
Based upon this transformation, we introduce another form of one - dimensional spin - 1 / 2 jordan - wigner transformation that maps the pauh spin operators onto the real majorana lattice fermions. next, its application in one - dimensional quantum ising spin chain model is displayed
基於該變換，我們介紹了另一種形式的一維自旋- 1 2的「 jordan - wigner 」交換，即用實的「 mbjorana 」格點費米子來描述泡利自旋算符。 -
The dependence of the curie temperature and the critical transverse field on the long - range exponent is obtained. long - range effects on the pyroelectric coefficient and susceptibility of a ferroelectric bilayer with a ferroelectric interfacial coupling are investigated by use of the transverse ising model within the framework of mean field theory
同時還考察了長程相互作用對居里溫度和臨界橫場的影響；界面、長程相互作用及橫場對鐵電雙層膜的熱電性質和介電性質的影響在本文的第三部分我們作了較為詳細的研究。 -
We consider the long - range interaction, the phonon - pseudospin interaction, the interfacial effects and the size effect respectively. firstly, within the framework of spin - 1 / 2 transverse ising model ( tim ), the long - range effects on the pyroelectric properties of a ferroelectric superlartice are studied by use of the beyond mean - field theory
應用超越平均場的理論、格林函數方法，在橫場伊辛模型的框架內，考慮了贗自旋間的長程相互作用、聲子與贗自旋的相互作用、界面效應和尺寸效應，對鐵電超晶格的熱電性質進行了較深入的研究。
分享友人