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累积展开
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  cumulant expansion
     STUDY ON CUMULANT EXPANSION OF THE SU(3) PURE GAUGE LATTICE MODEL
     SU(3)纯规范格点模型的累积展开研究
短句来源
     A MATHEMATICA PACKAGE (VCE 1 0) TO USE FOR VARIATIONAL CUMULANT EXPANSION
     一个用于变分累积展开计算的MATHEMATICA软件包(VCE1.0)
短句来源
     The lattice U(1) and U(1) - Higgs models with Symanzik action are analytically studied at finitetemperature by variational cumulant expansion(VCE) and the Polyakov lines and the critical index β are cal-culated.
     本文用变分累积展开方法(VCE)解析研究了Symanzik作用量形式的有限温度格点U(1)及定模U(1)-Higgs规范模型,并计算了序参量Polyakov线〈L〉及临界指数β。
短句来源
     CALCULATION OF CRITICAL EXPONENTS γ(L) AND β(L) FOR MAGNETIC THIN FILMS USING VARIATIONAL CUMULANT EXPANSION
     用变分累积展开方法计算磁性薄膜的临界指数γ(L)与β(L)
短句来源
     The magnetic properties of the bilayer system, consisting of spin-1/2 and spin-3/2 ferromagnetic monolayers coupled ferromagnetically or ferrimagnetically, are investigated by using variational cumulant expansion.
     本文用变分累积展开方法研究了由自旋分别为1/2和3/2的铁磁性单层膜组成的双层薄膜的磁性。
短句来源
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  “累积展开”译为未确定词的双语例句
     SU(3)One-link Integrals in 2nd Order Variationalcumulant Expansion
     变分累积展开到二级的单链SU(3)群积分
短句来源
     Using variational cumnulant expansion we study the lattice U(1) gauge-Higgs models with fixed modulus To determine the variational parameters, we combine main-value method and accumulated point method.
     用变分累积展开法,在格点上对基础表示的定模Hggs场与U(1)规范场的耦合系统的相结构进行了研究,变分参数用主值变分法辅之以聚点法来确定,得到了与MonteCarlo模拟很好符合的相图;
短句来源
     The 4 order critical temperature(L), displacement index λ and the coherent critical indexνof inhomogeneous magnetic films are calculated in Heisenberg model and Ising model respectively by means of the variational cumulant expantion (VCE) method. The resulting valuesν=0. 710(for Heisenberg model)andν=0. 712 (for Ising model) are in good coincidence with the experimental value ν=0. 704.
     对非均匀磁性薄膜,采用变分累积展开(VCE)方法,分别对海森堡(Heisenberg)模型及伊辛(Ising)模型,计算了四阶临界温度(L),位移指数λ,及相干临界指数ν,得到νI=0.712(伊辛模型),νH=0.710(海森堡模型).此结果与实验值ν=0.704符合得相当好。
短句来源
     It is shown that SU(3)one-link integrals which arise in 2nd order variational-cumulant expansion in SU(3)lattice gauge theory can be calculated by using four fundamental SU(3)group integrals.
     用变分累积展开到二级讨论SU(3)格点规范理论时,所遇单链SU(3)群积分都可用4个基本的SU(3)群积分表示。
短句来源
     CALCULATION OF THE CRITICAL TEMPERATURE BY 2-DIMENSIONAL ISING MODEL WITH VARIATIONALCUMULANT EXPANSION TO THE EIGHTH ORDER
     用变分累积展开法计算二维Ising模型八阶临界温度
短句来源
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  相似匹配句对
     VARIATIONAL-CUMULANT EXPANSION IN LATTICE GAUGE THEORY
     格点规范理论的变分—累积展开
短句来源
     Variational-cumulant expansion of the quantum Heisenberg antiferromagnet
     量子Heisenberg模型的变分累积展开研究(英文)
短句来源
     Adiabatic Expansion of Electron Beam
     电子束的绝热展开
短句来源
     RESEARCH ON CUMULATIVE ENVIRONMENTALIMPACT ASSESSMENT
     累积环境影响评价研究
短句来源
     Quality Function Deployment
     质量职能展开
短句来源
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  cumulant expansion
Invoking the assumption of energy-independent coupling, the time-dependent initial state population probability was analyzed in terms of a cumulant expansion.
      
The equations are formulated according to the cumulant expansion method.
      
The light absorption and laser gain in quantum wells are calculated using the cumulant expansion method and the fluctuation-dissipation theorem with allowance made for the strong Coulomb interaction of charge carriers.
      
Application of the Monte Carlo method for evaluating the Niemeijer-van Leeuwen cumulant expansion
      
As a demonstration, the second-order cumulant expansion is calculated for the three-dimensional simple cubic Ising model, using a 3 × 3 × 3 cell.
      
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In the lattice gauge theory, by using cumulant expansion, we calculate the averageplaquette for U_1 and SU_2 group up to the third order approximation in 4 and 5 dimen-sions analytically. Our results are consistent with MC data. We also discuss the ap-plication of cumulant expansion technique in lattice gauge theory.

我们在格点规范理论中应用累积展开的方法,在4维和5维时空解析地计算了精确到累积展开三级贡献的U_1和SU_2群元格平均内能,计算结果和MonteCarlo数据自洽。本文并对在格点规范理论中使用累积展开方法作了讨论。

In this paper, the momentum-space renormalization group method is employed o treat the Ginzburg - Landan model. In accumulated expansion, the perturbation graphs method is used. By simple deduction, we introduce the recursion relations of accumulated expansion into a second approximation, consequently, the value of critical exponent of Gjnzbnrg-Landan model is obtained.

本文用动量空间重整化群方法处理G—L模型,累积展开用到微扰图形方法,使计算大为减化。得到G—L模型动量空间重整化群累积展开至二级的临界指数。

Using cumulant expansion method,we obtain gloun condensation for pure SU(2) gaugetheory analytically.

我们利用累积展开方法计算得到SU_2纯规范场理论真空态胶子凝聚量■格点规范理论提供了一个可行的计算强作用中非微扰效应的理论方案,初步计算

 
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