“MIT postdoc Sooyeon Cho and graduate student Xiaojia Jin are the lead authors of the paper, which appears today (October 26, 2021) in the journal Analytical Chemistry. Other authors include MIT graduate students Sungyun Yang and Jianqiao Cui, and postdoc Xun Gong.”
In other words, this tech brought to you by the CCP.
First name is most likely a Korean.