force constant

Relationship Between Two Kinds Of Force Constant In Molecular Vibration

分子振动中二类力常数的关系

Calculation on structural force constant of DNA based on naked DNA crystal data

基于裸DNA晶体结构的DNA结构力常数的计算

The Design Criterion of Making the Variation Paddle Pump Radial Force Constant

使变量叶片泵径向力为常量的设计准则

The transition state structures were further confirmed by calculating the analytical force constant matrix .

对过渡态结构都用分析力常数矩阵计算进行了确证。

Design of a Microcontroller-based Tester of Force Constant of Voice Coil Motor

基于单片机的音圈电机力（矩）常数测试仪的设计

And now we 're going to multiply that by the gravitational force constant .

我们现在把这个结果，和重力常量相乘。

The measurement of vibrational force constant of diatomic molecule

双原子分子振动力常数的测定

Force constant calculation of ion-ligand bonds in the inorganic complexes

无机络合物中离子&配位体键的力常数计算

This paper introduces the experimental approach for measuring vibrational force constant of diatomic molecule by using prismatic spectrum .

本文介绍了利用棱镜光谱测定双原子分子振动力常数的实验方法。

The ratio of force constant and convert mass was expressed a function of electric charge , bond length and bond order etc.

本工作将力常数和折合质量的比值表示成理论计算结果中原子的电荷、化学键的键长和键级等信息的函数，由此建立起理论计算与实验红外光谱频率之间的联系。

Calculation of Bond-length , Bond-energy and Force Constant of Hydrogen Molecule by Classical Mechanics

用经典力学计算氢分子的键长键能及力常数

The vibrant frequency of carbonyl is concerned with the force constant and convert mass of the carbonyl .

分子中具有红外活性的两个原子间的振动频率与化学键的力常数及折合质量有关。

In this paper , we also obtained a relation about the force constant of C-C bonding of graphite under high pressure and revised E.

本工作还导出了高压状态下C&C键力常数的表达式，对E。

The compression behaviour of Raman active mode e_ ( 2g ) of graphite and the pressure effect of force constant of C-C bonding

石墨Raman活性模E（2g）的压缩行为及C&C键力常数的压力效应

Here r ' and r are respectively the force constant between an impurity and its neighbours and that between the normal neighbouring atoms .

其中γ~′和γ分别为杂质与近邻之间和一般近邻之间的力常数。

Hydraulic center-shaft winder When swinging transmission machine operation , the force constant rotation axis to make efforts before and axial rotation move backward .

当摇摆传动机械运行时，等速旋转入力轴使出力轴向前和向后旋动。

In this paper , the test of force constant of voice coil motor and its test principle along with methods are mainly researched . The design and form of microcontroller-based test system are given .

主要研究音圈电机力常数的测试，讨论其测试原理和方法，给出了基于8031单片机的测试系统的构成和设计。

And that is if I keep this force constant for that short amount of time is the dot product times the velocity , because dr / dt is simply the velocity of that object .

如果我在短时内，保持这恒力，是点积乘以速率，因为dr/dt就是，物体的速率。

In 1998 , Saito used the force constant model to calculate the phonon spectrum of carbon nanotube by introducing one force constant matrix ; this method completely obtained the vibration patterns of carbon nanotube .

1998年，Saito等人采用力常数模型计算了纳米碳管的声子谱，引入力常数矩阵，由此可较完整地得到碳纳米管的振动模式。

With the ratio of bond angle force constant and bond length one increasing , the crystallized mode softens and makes the structure unstable , finally led to sublimation or melting of the crystal .

体系的键角和键长力系数之比增大时，晶化模软化使结构不稳定，导致其升华或熔解。

A number of band heads were identified , leading to the determination of the dissociation limit , the dissociation energy , the force constant , and the fundamental vibrational frequency of the iodine molecule .

确定了大量的带头，由此得出了碘分子的离解限、离解能、力常数和振动基频。

This article applied the method of solving the force constant matrix to obtain the phonon density of 3C-SiC , upon which the Raman spectrum could be fitted roughly and the experiment result could be qualitatively explained .

本文利用求解力常数矩阵的方法，得到了3C-SiC的声子态密度；并以此为基础对比SiC纳米棒的Raman光谱，从定性的角度对实验结果给予了初步解释。

By means of the improved electrostatic three-center model of diatomic bonds and its expressions for physical quantities , the relations between effective bond charge density , bond-stretching force constant and characteristic frequency are fitted .

本文应用修正的双原子键三中心静电模型及其有关物理参量表达式，拟合了有效键电荷稠度与键的力常数和特征频率之间的关系；

The infra-red absorption frequency and the vibration strength of an organic molecule depend on the force constant of its specific chemical bond , while the force constant concerns the way in which the electrons are distributed in the molecule .

有机化合物分子对红外光吸收频率和振动强度决定于功能团化学键的力常数，力常数与分子中电子分布有关。

A large power combined compensated driving linear servo unit based on the principle of voice coil motor is presented . Its force constant , maximum driving force and maximum driving current are 82 N / A , 820 N and 10A respectively .

依据动圈电动机的基本原理，研究开发了一种大推力复合补偿驱动的直线伺服单元，其推力常数为82N／A，最大驱动电流为10A，最大推力820N。

Along different directions , due to the differences in distance between atoms , force constant and exchange energy change rate , different magnetostriction appears . The rate of magnetostriction may be positive or negative depending on the state of the material as expressed by the Slater-Bethe curve .

沿着不同的方向，由于原子排列情况的不同而呈现出不同的自发磁致伸缩。当样品对应于slate-Bethe曲线的不同位置时，由于交换相互作用的变化，表现出正的或负的自发磁致伸缩。

The Calculation of Force - constant Model for the Vibrational Spectrum of C60

C（60）分子振动谱力常数模型的计算

Because the buoyancy force remains constant no matter what the body 's orientation .

因为无论身体的方位如何浮力是一直存在的。

The Motion of Charged Particle Acted Upon by Lorentz force and Constant Force

洛伦兹力和恒力共同作用下带电粒子的运动

Cohesive zone sizes of deep type ⅰ crack were calculated assuming that cohesive force is constant .

在常值的内聚力假定下，计算了Ⅰ型深裂纹的凝合区尺寸。