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Home School of Energy and Chemical Engineering

Revolutionizing Green Hydrogen Production with Robust Carbon Fabric Electrocatalysts

Published in the Journal of the American Chemical Society (JACS) on May 15, this study has been selected as a supplementary coverage image.

Revolutionizing Green Hydrogen Production with Robust Carbon Fabric Electrocatalysts

Abstract Metal–carbon composites are extensively utilized as electrochemical catalysts but face critical challenges in mass production and stability. We report a scalable manufacturing process for ruthenium surface-embedded fabric electroca... Read More

May 22, 2024 By JooHyeon Heo Research
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Optimizing CO dehydrogenase Affinity by Identifying Key Electron Mediator Interaction Spot

The findings of this research have been published in the online version of Nature Communications on March 28, 2024.

Optimizing CO dehydrogenase Affinity by Identifying Key Electron Mediator Interaction Spot

Abstract Fe‒S cluster-harboring enzymes, such as carbon monoxide dehydrogenases (CODH), employ sophisticated artificial electron mediators like viologens to serve as potent biocatalysts capable of cleaning-up industrial off-gases at stunnin... Read More

May 09, 2024 By JooHyeon Heo Research
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Enzyme Engineering Breakthrough for Immediate Deployment in Steel Industry Sites

The research findings were featured on the cover of Nature Catalysis and highlighted in Nature, as well as in collections in Nature Chemical Engineering in 2022 and 2023.

Enzyme Engineering Breakthrough for Immediate Deployment in Steel Industry Sites

Abstract Ni–Fe carbon monoxide dehydrogenases (CODHs) are nearly diffusion-limited biocatalysts that oxidize CO. Their O2 sensitivity, however, is a major drawback for industrial applications. Here we compare the structures of a fast CODH w... Read More

Apr 22, 2024 By JooHyeon Heo Research
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Harnessing Solar Energy for High-Efficiency NH3 Production

Their findings have been published in the latest issue of Nature Catalysis.

Harnessing Solar Energy for High-Efficiency NH3 Production

Abstract Photoelectrochemical production of ammonia (NH3) is potentially eco-friendly but suffers from a low solar-to-ammonia productivity (SAP) and requires a high additional bias for the overall NH3 production from nitrate reduction and w... Read More

Apr 19, 2024 By JooHyeon Heo Research
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Breakthrough in Efficiency for Narrow-Bandgap Perovskite Solar Cells

Their findings have been published in the online version of Advanced Energy Materials on February 20, 2024.

Breakthrough in Efficiency for Narrow-Bandgap Perovskite Solar Cells

Abstract Despite their advantageous attributes, such as a narrow bandgap and reduced toxicity, tin–lead halide perovskites (TLHPs) have received limited attention due to their lower power conversion efficiency (PCE) relative to lead-only va... Read More

Mar 19, 2024 By JooHyeon Heo Research
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Revolutionary Method Developed for Mass-Producing Polymer Solid Electrolytes

Their findings have been published in the online version of Energy Storage Materials on February 13, 2024.

Revolutionary Method Developed for Mass-Producing Polymer Solid Electrolytes

Abstract Solid polymer electrolytes (SPEs) have emerged as promising alternatives for enhancing the safety features of lithium-ion batteries (LIBs) while remaining compatible with established LIB manufacturing processes. However, a persiste... Read More

Mar 08, 2024 By JooHyeon Heo Research
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Breakthrough in Nanostructure Technology for Real-Time Color Display

Their findings have been published in the February 2024 issue of ACS Nano.

Breakthrough in Nanostructure Technology for Real-Time Color Display

Abstract Diblock copolymer (dBCP) particles capable of dynamic shape and color changes have gained significant attention due to their versatility in programmable shapes and intricate nanostructures. However, their application in photonic sy... Read More

Feb 29, 2024 By JooHyeon Heo Research
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New Study Unveils Scalable and Efficient Photoelectrode Modules for Green Hydrogen Production

The findings of this study have been published in the January 2024 issue of Nature Energy.

New Study Unveils Scalable and Efficient Photoelectrode Modules for Green Hydrogen Production

Abstract For practical photoelectrochemical water splitting to become a reality, highly efficient, stable and scalable photoelectrodes are essential. However, meeting these requirements simultaneously is a difficult task, as improvements in... Read More

Feb 07, 2024 By JooHyeon Heo Research
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Non-Solvating Electrolytes Enhance Performance of Organic Electrode-Based Batteries

The findings of this research have been published in the Advanced Energy Materials on January 19, 2024.

Non-Solvating Electrolytes Enhance Performance of Organic Electrode-Based Batteries

Abstract The potential of organic electrodes in lithium-ion batteries (LIBs) is highlighted by their cost-effectiveness and natural abundance. However, the dissolution of the active material in the electrolyte is a major obstacle to their u... Read More

Feb 05, 2024 By JooHyeon Heo Research
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Revolutionary Breakthrough in Solar Energy: World’s Most Efficient QD Solar Cells Developed

The findings of this study have been published online in Nature Energy on January 27, 2024.

Revolutionary Breakthrough in Solar Energy: World’s Most Efficient QD Solar Cells Developed

Abstract Whereas lead halide perovskite-based colloidal quantum dots (PQDs) have emerged as a promising photoactive material for solar cells, the research to this point has predominantly focused on inorganic cation PQDs despite the fact tha... Read More

Jan 30, 2024 By JooHyeon Heo Research
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