Electrochemistry Laboratory
(Prof. Yongseok Jun)
Energy environment technologies
Energy environment technology refers to a broad range of innovations and systems designed to address the environmental impacts of energy production, distribution, and consumption. These technologies aim to reduce greenhouse gas emissions, improve energy efficiency, and promote the use of renewable energy sources such as wind, solar, and hydropower. Key examples include electrochemical energy storage devices, photovoltaic cells, and water splitting technologies. By integrating these technologies, we can create a more sustainable energy system that minimizes environmental damage, combats climate change, and supports the transition to a low-carbon economy. Energy environment technology is crucial for balancing the growing global energy demand with the need to protect and preserve the environment.
Renewable energy (solar cells)
Renewable energy from solar cells harnesses the power of the sun to generate electricity. Solar cells, also known as photovoltaic cells, convert sunlight directly into electrical energy through the photovoltaic effect. These cells are a key component of solar panels, which can be installed on rooftops, fields, or integrated into larger solar farms. Solar energy is clean, abundant, and sustainable, making it a critical solution for reducing greenhouse gas emissions and combating climate change. By capturing and converting sunlight into electricity, solar cells help decrease reliance on fossil fuels and contribute to a more resilient and sustainable energy future.
Our group has been researching on bellow topics:
High-efficient perovskite photovoltaic cells
High-voltage perovskite photovoltaic cells
Transparent perovskite photovoltaic cells
Electrochemical energy storage
A supercapacitor is a type of electrochemical energy storage device that stores energy through the electrostatic separation of charges, rather than through chemical reactions like batteries. It can charge and discharge rapidly, making it ideal for applications that require quick bursts of energy, such as regenerative braking in vehicles, power backup systems, and stabilizing power grids. Although it typically stores less energy than a battery, its fast charge/discharge capabilities and long cycle life make it valuable in specific high-power applications.
Our group has been researching on bellow topics:
High-energy density supercapaicotrs
Transparent & flexible energy storage systems
Next generation metal-ion batteries
Photoelectrochemical water spitting
Photoelectrochemical (PEC) water splitting is a renewable energy technology that uses sunlight to produce hydrogen from water. In this process, a photoelectrode absorbs sunlight and drives the electrochemical reaction that splits water into hydrogen and oxygen. PEC water splitting offers a sustainable way to generate hydrogen without relying on fossil fuels, making it a promising technology for reducing greenhouse gas emissions and supporting the transition to a hydrogen-based energy system. By utilizing sunlight, it provides a clean and efficient method for renewable energy storage and usage.
Our group has been researching on bellow topics:
Improving efficient hydrogen evolution reaction (HER) with enhanced catalysts
Enhancing the long-term stability of HER catalysts
Published research papers this year
Improving FAPbBr3 Perovskite Crystal Quality via Additive Engineering for HIgh Voltage Solar Cell over 1.5V (Link)
Chulhee Yi, Taemin Kim, Chanyong Lee, Jeonghyeon Ahn, Minoh Lee, Hae Jung Son, Yohan Ko* and Yongseok Jun*
ACS Applied Materials & Interfaces (2024)
MXene's value addition role as photo/ electrocatalysts in water splitting for sustainable hydrogen production (Link)
Sudeshana Pandey, Yongsuk Oh, Mukesh Ghimire, Ji-Won Son, Minoh Lee*, and Yongseok Jun*
Chemical Communications (2024)
Moo Young Jung, Chanyong Lee, Jihye Park, Ji-Won Son, Yong Ju Yun*, and Yongseok Jun*
Chemical Engineering Journal (2024)
Amorphous BaTiO3 Electron Transport Layer for Thermal Equilibrium‐Governed γ‐CsPbI3 Perovskite Solar Cell with High Power Conversion Efficiency of 19.96% (Link)
Changhyun Lee, Chanyong Lee, Kyungjin Chae, Taemin Kim, Seaeun Park, Yohan Ko*, and Yongseok Jun*
Energy & Environmental Materials (2024)
Spectrally Resolved Exciton Polarizability for Understanding Charge Generation in Organic Bulk Hetero-Junction Diodes (Link)
Enoch Go, Hyunjung Jin, Seongwon Yoon, Hyungju Ahn, Joonsoo Kim, Chanwoo Lim, Ji-Hee Kim, Haleem Ud Din, Jung-Hoon Lee, Yongseok Jun, Hyeonggeun Yu*, Hae Jung Son*
Journal of the American Chemical Society (2024)
Feasibility evaluation of low-temperature deposited thin-film electrolyte with successive post-annealing for solid oxide fuel cells (Link)
Minyae Moon, Puspendu Guha, Seongkook Oh, Hangyeol Jung, Sungeun Yang, Jong-Ho Lee, Yongseok Jun, Ji-Won Son*, Deok-Hwang Kwon*
Journal of the American Chemical Society (2024)
Effect of Ramping Rate on the Durability of Proton Exchange Membrane Water Electrolysis During Dynamic Operation Using Triangular Voltage Cycling (Link)
Hye Young Jung, Yong Seok Jun, Kwan-Young Lee, Hyun S. Park, Sung Ki Cho*, Jong Hyun Jang*
Journal of Electrochemical Science and Technology (2024)