It showed that deformation twins had formed in 2Cr17Mn15Ni2N and 304L targets, despite the peak pressures induced by LSP were no more than one third and half of the critical stress for twinning of corresponding targets.

• 结果表明,激光诱导的峰压不到2Cr17Mn15Ni2N和304L不锈钢靶材孪生应力的1/3和1/2时即有形变孪晶形成;