Jong Hyun Choi

This study develops design strategies for 3D auxetic metastructures made from DNA origami, showing how DNA bundle rigidity and joint mechanics influence auxetic behavior and deformation energetics.

This paper develops a biological nanomanufacturing platform in E. coli to produce programmable ssDNA staples for DNA nanotechnology, achieving high-fidelity synthesis and self-assembly of complex structures.

This paper designs a DNA-based nanoscale Jitterbug transformer that reconfigures its structure in response to chemical and optical signals, maintaining a Poissons ratio of -1.

This paper uses DNA origami to create a nanoscale metastructure that can switch between frustrated and non-frustrated mechanical states, with distinct free energy profiles.

The paper uses molecular dynamics simulations to study how ligation patterns affect the mechanical properties of DNA crystals.

This paper designs DNA nanostar structures with tunable auxetic properties using DNA origami and sliding mechanisms, enabling reconfigurable nanoscale metamaterials.

This paper demonstrates programmable aggregation of synthetic cells using DNA signals, showing controlled assembly and disassembly of artificial cells.