按照SCI论文要求润色尽量不改变：However the detrimental up-conversion mechanisms of both ions result in the production of excessive heat which poses challenges for heat management Mostly the co-doped laser system is

However, the detrimental up-conversion mechanisms of both ions lead to the generation of excessive heat, which presents significant challenges for heat management. Typically, cryogenic cooling is employed in co-doped laser systems to achieve high power output.