The paper is mainly about the material selection of the evaporationboat and its development with regard to the requirements of the material properties for service conditions of the boat.
结合蒸发舟的使用条件对材质性能的特殊要求，探讨了蒸发舟的选材及其研制过程。
2
LaF3 single-layer coatings were prepared by thermal boatevaporation at different deposition rates. Some of these films were annealed in vacuum.