Update README.md

Author: dazhizhao

README.md

@@ -27,9 +27,9 @@
 
   <p align="center">
     Dazhi Zhao<sup>1</sup>, Yujie Xiang<sup>1</sup>, Peng Zhang<sup>1</sup>, Ning Liu<sup>1</sup>, Xianqiao Wang<sup>3</sup>, Keke Tang<sup>1,2*</sup> </br>
-<sup>1</sup>School of Aerospace Engineering and Applied Mechanics, Tongji University, Shanghai 200092, China </br>
-<sup>2</sup>Key Laboratory of AI-aided Airworthiness of Civil Aircraft Structures, Civil Aviation Administration of China, Tongji University, Shanghai 200092, China </br>
-<sup>3</sup>School of ECAM, University of Georgia, Athens, GA 30602, USA </br>
+<sup>1</sup><em>School of Aerospace Engineering and Applied Mechanics, Tongji University, Shanghai 200092, China</em> </br>
+<sup>2</sup><em>Key Laboratory of AI-aided Airworthiness of Civil Aircraft Structures, Civil Aviation Administration of China, Tongji University, Shanghai 200092, China</em> </br>
+<sup>3</sup><em>School of ECAM, University of Georgia, Athens, GA 30602, USA</em> </br>
 <sup>*</sup>Corresponding author: kktang@tongji.edu.cn (Keke Tang)
 
   </p>