(IMAGE) City University of Hong Kong Caption 圖a 是3DOM結構的釩酸鉍的掃描電子顯微鏡影像。圖b則是片狀的釩酸鉍。 Credit City University of Hong Kong Usage Restrictions Image must be used with appropriate caption and 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.