Upconversion laser and luminescence systems were reviewed and the factors affecting luminescence including host materials,sensitized luminescence and single and dual wavelength pump were discussed.

• 综述了上转换激光和发光材料的一些体系，并就基质材料，敏化发光以及单一波长和双波长泵浦对发光的影响进行了进一步探讨。