查询词典 potential difference

On the basis of Landau-Lifshitz-Gilbert equation and Fokker-Planck equation,through analyzing the current induced magnetic switching and potential change,a new model to explain the potential barrier reducing is proposed.

在对称系综模型的Landau-Lifshitz-Gilbert和Fokker-Planck方程的基础上，分析了电流驱动磁动力学开关过程和电流引起磁势能的变化，提出一个新的电流感应磁势垒降低模型。

Using STM, the change of the image contrast of local potential barrier is studied for different kinds of materials on the sample surface, and it is put forward to apply local potential barrier to view different surface materials.

利用STM研究了样品表面成分不同时局域势垒图象的衬度变化，提出了用局域隧道势垒观测表面不同材料的方法。

The potential barrier of the rate controlling step is 83.42 kJ/mol, which is higher than the potential barrier of channel A (20.80 kJ/mol).

通道 B 是新发现的反应通道，其速控步骤的位垒 83.42 kJ/mol，位垒高于通道 A(20.80 kJ/mol)。

Just as the water level in accordance with its poor flow of current is caused by the potential flow in areas with high and low potential areas.

就如同水依其水位差而流动，电流的造成就是由电位高的地方流向电位低的地方。

The structure of potential wells and some properties of depth function of potential well are given.

给出了位势井的结构和位势井深度函数的性质。

Water potential reflects energy level of soil water and the gradient of water potential is an impotent factor describing direction and velocity of water flow.

水势反映土壤水的能态，而水势梯度则是决定水流方向和速度的重要因素。

Tests reveal that the bottom of the reinforcement cage corresponds to the minimum of the electric potential gradient curve and the inflexion of the electric potential curve.

结果表明钢筋笼的底端对应于电位梯度曲线的极小值点及电位曲线的拐点。

The result of simulation indicates that a 2-dimension function may be adopted to describe measuring sense field and potential distribution accord with exponential function on potential gradient line from transmitting electrode to measuring electrode.

模拟计算结果表明，三维电极阵列的敏感场最终可以用二维函数表述，在主发射电极到测量电极的电势梯度线上，电势值的变化规律符合指数函数特征。

The calculations of nucleus-nucleus potential are carried out in the framework of double folding model with M3Y-Reid and M3Y-Paris effective nucleon-nucleon interactions. The exchange part of the interaction, which is taken to be of finite range and the density dependence of NN interaction, is accounted for in the folding procedure. The results are used as the real part of the optical potential for heavy ion scattering.

用双折叠模型计算了核核碰撞的相互作用势，其中核子-核子相互作用势采用M3Y-Reid和M3Y-Paris形式，交换部分考虑了有限力程的密度依赖的核子-核子相互作用，程序用于重离子散射光学势实部的计算。

When treat-ing the spectra, transition, scattering problems, we must use the semi-microscopicapproach. The main new conclusions in this thesis are following:We found the different shrinking effect in ∧ hypernuclei and 〓 hypernuclei, the shrink-ing effect in ∧ hypernuclei are confirmed in a recent experiment;We also found a new approach to treat the configuration mixing of ∧∧ hypernuclei and〓 hypernuclei and that the conversion process may change the spectra and widths of〓 hypernuclei;For the first time, we investigate the neutron star matter without the ∑ hyperon butwith the new meson 〓(975) and φ(1020), we found the contribution of 〓 and φ canmake the equation of state of neutron star soften, and the maximum mass of neutronstar reduces;we extract a set of optimum parameters of the optical potential for the scattering of 〓with nucleus, we found that the 〓 nucleus optical potential need a bigger imaginarypart.

本论文所取得的主要新成果是：独立揭示∧超核和〓超核的不同的收缩效应，其中∧超核的收缩效应被最新实验证实；提出了处理∧∧超核与〓超核混合态的新方法，并发现conversion过程使〓超核能谱和宽度改变；首次在中子星研究中在不包含∑超子的同时考虑新介子〓(975)和φ(1020)，并发现这可使中子星物质的状态方程变软、中子星半径变大、质量变小；独立提取了〓核光学势的一组最佳参数，并证明〓+核光学势要求一个较大的虚部。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。