科学家通过调控核壳结构实现双模上转换荧光防伪编码 (IMAGE) Science China Press Caption 双模式的上转换荧光图案的防伪应用示意图 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.