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1)  Helmholtz equation
亥姆赫兹方程
1.
On the basis of the Helmholtz equation,the 3D Finite-Difference Beam Propagation Method(FD-BPM) is deducted,which is used in AWG simulations to compute and simulate the transmission process of the optical field in the array waveguide.
文章以亥姆赫兹方程为基础,推导了三维有限差分光束传输法(FD-BPM),并在阵列波导光栅模拟计算中采用该方法对光场在阵列波导中的传输过程进行了计算和模拟。
2.
Based on the Helmholtz equation, the Finite-Difference Beam Propagation Method in the convention is modified and a new arithmetic is advanced.
亥姆赫兹方程为基础,对传统的有限差分光束传播法进行修正,提出一种修正后的新算法,将修正后的算法与传统算法进行了比较,并给出了用其计算阵列波导光栅中的传输光场的应用结果。
3.
According to the more accurate Helmholtz equation, the conve nt ional finite-difference beam propagation method (FD-BPM) is modified and a new algorithm is proposed.
对传统的有限差分光束传播法(FD-BPM)进行修正,通过对亥姆赫兹方程进行更准确的推导展开,提出一种修正后的新算法,并将新算法和传统算法应用于平板波导的计算实例,最后通过计算用来衡量算法精度的参量以及计算所花费的总体时间,将新算法与传统算法进行比较,验证了新算法在精度上有所提高,而计算时间并没有受到影响,有一定的实用价值。
2)  Helmholtz Equation
亥姆霍兹方程
1.
In the time varying electromagnetic field,we have solved Helmholtz equation of a scalar potential under the spherical polar coordinate,and obtained its general solution.
求解了时变场中球坐标系下标量位ψ(r,t)的亥姆霍兹方程。
2.
Helmholtz equation s finitedifference method is applied to ridgedown rectangular waveguide to investigate the influence on transmission characteristics when the ridge is in the central part of the waveguide besides its change of dimension.
利用亥姆霍兹方程的有限差分格式,研究在下陷单脊矩形波导中,脊在中心位置且几何尺寸变化对传输特性的影响。
3.
Helmholtz equation finite difference method is analyzed and applied to it.
本文采用亥姆霍兹方程有限差分法分析,从而获得精确的窄边双脊波导传输特性参数。
3)  Helmholtz equation of state
亥姆霍兹能方程
1.
Study on p-ρ-T properties of Helmholtz equation of state for air;
空气亥姆霍兹能方程p-ρ-T性质考察
4)  helmholtz equations/mild slope equation
亥姆霍兹方程/缓坡方程
5)  Helmholtz equation
赫姆霍兹方程
1.
According to the special no-zeros structure matrix derived from the Helmholtz equation,an effective ILU decomposition method is presented.
针对GRAPES模式所特有的具有对角优势结构的赫姆霍兹方程系数矩阵,提出了一种有效的ILU分解方案,并将分解得到的预条件子应用到模式核心的动力积分计算迭代算法中,从而达到加速算法收敛,提高模式软件整体性能的目的。
2.
Based on 2-deminsion wave equation using Fourier transform this paper gives Helmholtz equation and the generalized WKB,which is a new approximation method for solving difficulties in wave field analogy and difficulties of inversion in seismic exploration.
针对地震勘探中的波场模拟和反演困难等问题,本文从二维波动方程出发,采用Fourier变换得到了赫姆霍兹方程,并创造性地提出了一种全新的近似解法-广义WKB法;该法可以更加近似赫姆霍兹方程,且它的解中包含WKB的近似值。
6)  Gibbs Helmhohz equation
吉布斯-霍姆亥兹方程
补充资料:杜亥姆-马尔居莱斯方程
分子式:
CAS号:

性质:表示二组分溶液中两组分的蒸气压随成分变化的关系式。其中p为饱和蒸气压,x为摩尔分数,x1+x2=1。上式可自吉布斯-杜亥姆方程得到。杜亥姆-马尔居莱斯方程指出,组分1的蒸气压随成分的变化趋势与组分2相同。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条