【摘要】 边缘照明的薄样品与通常使用的方法相反，增加了散射强度，该光谱显示出布里渊移位和强度的一个清晰的锐角依赖关系。更多还原

【Abstract】 Edge illumination of the samples, as opposed to the ordinary method, was used because of the increased scattering intensity. The spectra showed a clear angu- lar dependence of the Brillouin shift and the intensity.更多还原