Applied Photonic
Materials Lab
Colloidal Quantum Dots for Next-Generation Optoelectronics and Light-Emitting Devices
Featured Research
Discover our pioneering research in applied photonic materials and next-generation optoelectronic devices
Semiconductor Nanocrystal Design & Synthesis
Our work focuses on the design and synthesis of semiconductor nanocrystals, integrating computational modeling with chemical approaches. This combined strategy allows the creation of well-defined quantum dot structures as a foundation for photonic studies.
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Optical & Spectroscopic Characterization
Exploring how quantum dots — down to the single-dot level — interact with light through advanced steady-state and ultrafast spectroscopic techniques.
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Applications in Displays & Photonic Technologies
Advancing quantum dot–based photonic platforms toward practical, stable, and scalable technologies.
Learn More →Featured Publications
Highlighted peer-reviewed publications from our research lab
High-resolution patterning of colloidal quantum dots via non-destructive, light-driven ligand crosslinking
J Yang, D Hahm, K Kim, S Rhee, M Lee, S Kim, JH Chang, HW Park, ...
Direct patterning of colloidal quantum dots with adaptable dual-ligand surface
D Hahm, J Lim, H Kim, JW Shin, S Hwang, S Rhee, JH Chang, J Yang, ...
Interface polarization in heterovalent core–shell nanocrystals
BG Jeong, JH Chang, D Hahm, S Rhee, M Park, S Lee, Y Kim, D Shin, ...
Our Team
Meet the brilliant minds driving innovation in our laboratory
Donghyo Hahm
professor
Professor Donghyo Hahm is a leading expert in colloidal quantum dots and their applications in photonic and light-emitting technologies. His research spans from nanocrystal design and synthesis to surface chemistry, spectroscopy, and device integration, with a focus on advancing next-generation optoelectronic and photonic systems
Lee Jungsick
undergraduate
Lee Jungsick is an undergraduate research student in the Chemical Engineering department focusing on surface chemistry research.
Son SeongHyeon
undergraduate
Son Seonghyeon is an undergraduate research student in the Chemical Engineering department focusing on nanocrystal synthesis research.
Meet Our Principal Investigator
Professor Donghyo Hahm is a leading expert in colloidal quantum dots and their applications in photonic and light-emitting technologies. His research spans from nanocrystal design and synthesis to surface chemistry, spectroscopy, and device integration, with a focus on advancing next-generation optoelectronic and photonic systems.
Join Our Research
Interested in graduate studies or collaboration? Get in touch to explore opportunities in our cutting-edge chemical engineering research lab.