고분자공학전공 고분자공학전공

	Name	Kim Gi Hwan	Address	404-425
	Position	Professor	Office	055-772-1651
	Major	Polymeric electronic materials and devices
	E-mail	ghkim@gnu.ac.kr
	Fax	055)772-1651
Polymer Engineering Major	Homepage	https://sites.google.com/view/madelab
Kim Gi Hwan	Education	2015, Unist, PhD

Introduction

Development of next-generation electronic material nanoparticles, polymers, quantum dots, perovskites, etc.

Development of Electronic Material Interface (Surface Treatment) Technology

Development of high-performance electronic devices such as next-generation LEDs and solar cells

Development of Transparent and Thin Film Manufacturing Technology

Analysis of Semiconductor Material and Device Characteristics

Next generation electronic materials and devices

Polymer based optoelecronic devices

Polymer solar cells

Polymer LEDs

Polymer based Dim-light device

Interface engineering with Ionic liquid, and conjugated polyelectrolyte

Synthesis of quantum dots, perovskite and metal nanoparticle.

Synthesis of quantum dots (PbS, PbSe, CdS, CdSe, etc) using colloidal method.

Synthesis of quantum dots by using microfluidic method.

Synthesis of Perovskite Materials (ABX3) and perovskite QD

Synthesis of solution-processable metal oxide TiO2, ZnO, SnO2 etc.

Characteristics and analysis of synthesized QD and metal nanoparticle.

Organic semiconductor-based optoelectronic devices (solar cells, light-emitting diodes, field effect transistor).

Development of new device architecture for improving device performance.

Fabrication of conventional- and inverted-type organic optoelectronic devices.

Characteristic of conductive polymer (PEDOT:PSS) for using buffer layer and electrode.

Device optimization of polymer solar cells using various treatments (thermal-, solvent-annealing, additives, etc).

Enhancement of the devices (solar cells, light-emitting diodes) performance by using dipole moment (conjugated polymer, ionic liquid, self-assembly mono layer).

Introduction of metal nanocomposites (surface plasma resonance from Ag, Au metal composite) into organic optoelectronic devices for performance improvement by additional light absorption and scattering effect.

Quantum dot optoelectronic device.

Fabrication of Quantum dot schottky, heterojunction solar cells.

Inverted quantum dot solar cells by using low temperature ZnO layer.

Fabrication of hybrid quantum dot –organic (PCBM) solar cells.

Enhancing performance of quantum dot by inserting ionic liquid moleculse.

Design of new high performance hybrid quantum-organic (BHJ) solar cells.

SAMs for high performance of QDSCs (10.7%, record PCE, 2015.12)

Perovskite optoelectronic device.

Fabrication of perovskite solar cells.

Fabrication of p-i-n and n-i-p structure.

Fabrication of perovskite LED based on film and QD form

Non-toxic perovskite synthesis for PV and LEDs

Perovskite solar cells PCEs > 24% (certified 25% at Newport 2021.05)

Perovskite Q.D LEDs RGB

Research Collaboration