Areas of Research

Materials Science


Catecholic/polyphenolic moieties are involved in a variety of molecular interactions that mediate the adhesion, cohesion, coloring, and other properties of organic materials in nature. We design novel biomaterials by mimicking the unique chemical structures of these catecholic/polyphenolic materials to address the current unmet needs in biomedical engineering.

Biomaterials & Biointerface Engineering Laboratory (생체재료 및 생체계면공학 연구실)

Most of drugs, including Remdesivir® as a potential candidate for COVID-19, have chiral carbon-centers and Thalidomide-scandal had brought the importance of stereoselective synthesis of drugs. In this sense, we pursue the development of practical and efficient asymmetric reactions to apply for the lab-scale or bulk-scale synthesis of chiral drugs. To realize that, we focus on 1) the design and the synthesis of novel chiral catalysts, 2) the development of practical reagents, and 3) the development of novel methodology for C-C, C-O, C-N, or C-B bond formations.

Asymmetric Organic Synthesis and Drug Synthesis Laboratory (비대칭 유기합성 및 의약품 합성 연구실)

We are interested in the fields of energy-related and sustainable porous nanomaterials. For instance, nanoporous materials such like metal-organic frameworks and porous metal oxides can contribute to the development of energy and sustainability, applied for solar cells or photoelectrochemical catalysts. Handling Dye-sensitized solar cells and Metal-organic frameworks (MOFs), we are enjoying finding the fundamental, physicochemical nature of the materials and so helping for many of researchers to realize further advances.

NC Laboratory (초분자 무기화학 연구실)

Organic synthesis and catalysis lab is aiming to develop new catalysts, reagents, and reaction systems and apply them to prepare complicated organic molecules. We are interested in radical and ionic reactions including asymmetric synthesis using organo- and transition metal catalysts. The rational design of organic molecules is the essential theme of this laboratory to solve current issues in organic chemistry.

Organic Synthesis and Catalysis Lab. (유기합성 및 촉매 연구실)

We are mainly focusing on Signle-Molecular Biophysics in Live cell, and are studying multidicipinary research projects in Chemistry, Biology, Microscopy, and Computational Science. To understand how cells exploit different stimuli and signaling pathways are combined and orchestrate to control a diverse array of cellular processes in widely different spatial and temporal domains, we are developing imaging and manipulating nanotechnologies, machine learning algorithms for receptor dynamics and their functions in spatiotemporal and quantitative way.

SMALL Lab. (작은 실험실)

Our research group aims to develop porous functional materials, mainly metal-organic frameworks (MOFs), metal-organic polyhedral (MOPs), and metal-organic aerogels (MOAs). In MOFs, MOPs, and MOAs, metal clusters as the joints are interconnected to multitopic organic ligands in the network structures. Thus, their physicochemical properties are highly tailorable through the judicious combinations of the building blocks. Further, the crystalline nature of MOFs facilitates in-depth study of the structure- property relationships. We have been tried to harness these advantages for their applications in gas sorption, ion exchanges, catalysis, and sensing.

Organic-Inorganic Hybrids Lab. (유무기하이브리드 연구실)

Materials Science

Our research focus is the spin-based NEMS/MEMS devices and applications, which include the fabrication of spintronics sensors for next generation biochips as well as industrial magnetic sensor application, the innovative digital magnetophoresis for multiplexed cells on chip, and the superparamagnetic nanoparticles synthesis and its application in biomedical diagnosis and therapy.

Laboratory for NanoBioEngineering & SpinTronics (나노소자연구실)

Bio Harmonized Laboratory is focusing on extremely light, flexible and bio-compatible devices and sensors that can monitor bio-information without our recognition. Ultra-flexible, sweat permeable devices for E-skin electronics & wearable devices are our distinguished novel research achievement in order to minimize the uncomfortableness during the long term health monitoring. We are also targeting implantable device as well as E-skin electronics.

Electronics for Bio Interface Laboratory (생체조화소자 연구실)


Research fields in Future Semiconductor Nanophotonics Laboratory include ‘Future Semiconducting Materials’, ‘Next-generation Photonic Information Devices’, and ‘Light-Matter Interactions’. We explore new science and technologies in emerging semiconducting materials by tailoring the light-matter interactions. To this end, we pursue our studies to understand optical physics in such nanophotonic materials and to design future information devices.

Future Semiconductor Nanophotonics Laboratory (미래 반도체 나노포토닉스 연구실)

QEMM aims to understand as well as to control the behaviors of spins within the various materials systems of wide range of dimensions, with the goal to develop emerging new materials. Various electric and magnetic properties of artificial material structures are designed and tested in QEMM to achieve the ultimate control of material functionalities.

Quantum Electric & Magnetic Materials Laboratory (전자기양자물질 연구실)

We use quantum mechanics and atomistic simulations for understanding and control of matter, energy, and information at the microscopic scales of materials physics. Our research is at the intersection of condensed-matter physics, chemistry, and machine learning. When combined with machine learning, materials theory from first principles potentially leads to new opportunities for creativity in materials science.

Computational Materials Theory Group (계산물질이론 연구실)

The objective of our research is to investigate the rich magnetotransport property of two-dimensional electron systems with extraordinarily low levels of disorder. In order to unlock their full potential, we will make unprecedented quality device using assembly of heterostructures consisting of several layers of different 2D materials by exploiting van der Waals forces. Then, we will control the properties of subjecting the sample to high magnetic field and ultralow temperatures. Finally, we will discover new types of quantum phenomena and correlated ground state.

Nanomaterials and Quantum Device Lab. (나노물질 양자소자 연구실)

One of the main research interests is to discover new functional materials like iron based high Tc superconductors, topological insulators, and thermoelectric materials. High quality single crystals are grown by using Bridgeman method. Successfully grown single crystals are characterized through extensive measurements of physical, structural and optical properties under low temperatures.

Quantum Functional Materials Laboratory (기능성 양자물질 연구실)

Materials theory is a way to understand properties of emergent materials using theoretical approach. We use computational methods performed on model calculation and first-principle density functional theory to study new physics of the materials.

Light and Matter Theory Laboratory (광물성이론 연구실)

Scanning Tunneling microscopy presents a powerful technique to study topography and local density of states of materials in nanometer scale. The goal of research is to visualize the quantum effect in the quantum functional materials and to analyze how the electrons interact each other in various experimental conditions answering the interesting questions of superconductivity, heavy fermions and topological phase of materials and so on.

Low Dimensional Topological Matter Laboratory (저차원 위상물질 연구실)

Spin based nano-devices have many advantages such as non-volatile, ultra-fast operation, ultra high density, extremely low power consumption, logic operation, and  non-von-Neumann computing architecture applications.  We studied various spin phenomena that are related to next-generation spin devices for information applications. We equipped various cutting edge measurement systems to reveal not only spin dynamics, but also basic material properties of nano-devices. We also investigate magnetic field sensors, which are already used in various places such as smartphones, automobiles, airplanes. etc. We deposited magnetic multi-layers, fabricated nano-devices, measured magnetic, static and dynamic properties of nano-devices, and analyzed with numerical simulations in order to understand and improve the spin nano-devices and materials.

Spin Phenomena for Information Nano-devices Laboratory (스핀나노소자 연구실)