Our results demonstrate that the damage morphology is holes, and negligible melting or collateral damage was observed, which is different by contrast with long pulse laser.

• 结果发现,金膜在飞秒激光作用下的烧蚀形貌表现为孔洞,没有明显的熔化痕迹,与长脉冲激光烧蚀的形貌不同。