Haeleen Hong, a second-year graduate student, completed her preliminary oral exam yesterday. Her presentation was on “Colloidal Design of New Types of Self-propelling Active Cleaners for Efficient Microplastics Remediation”. With the completion of her exam, she is now officially a PhD candidate!
Congratulations Haeleen! 🙂
![](https://cbe.ncsu.edu/velevgroup/wp-content/uploads/sites/8/2022/06/IMG_1102-572x800.jpg)