The boundary coupling effect leads to physical pictures of phonons different from those in infinitelattice.
只能按空间型将声子分类。数字计算表明共价结构性质的加强可导致出现边界耦合软模。
2
Lattice systems and nonlinear wave equations are two kinds of very important infinite dimensional dynamical systems.
格点系统与非线性波动方程是两类很重要的无穷维系统。
3
The effect resistance between two arbitrary nodes in an infinite square lattice with two binds resistors is calculated using the finite Fourier transformation.