All these prevent the electrons and holes from continuing their steady motion as quasi-free particles, and introduce scattering.

所有这些影响都会妨碍电子和空穴去继续它们作为准自由粒子的稳定运动，而引起散射。

youdao

Scattering particles seriously impair the optical quality of YAG crystals.

散射颗粒是严重损害YAG晶体光学质量的一种缺陷。

youdao

Spherical particles have minimum scattering area, high packing density; which is beneficial to the luminescent intensity and lifetime of the devices.

球形颗粒荧光粉的光散射面积最小，堆积密度大，有助于提高发光材料的发光强度和使用寿命。

youdao

Some of the scattering particles return to the camera at different times.

CNN: A camera that can see around corners