图1 (IMAGE) Science China Press Caption 单层AlN在功率密度为1.0×1012 W/cm2、波长为1600 nm、5个光周期的激光作用下产生的谐波辐射谱。 Credit ©《中国科学》杂志社 Usage Restrictions Use with credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.