In this paper, we consider a degenerate steady-state drift-diffusion model for semiconductors. The pressure function use......

为了解决梯度参数和特征尺寸对裂纹尖端应力场的影响,根据非局部理论对含裂纹无限大板在反平面冲击载荷作用下的问题进行研究,假设......

Consider acoustic wave scattering by multiple obstacles with different sound properties on the boundary, which can be mo......