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Home ACS Energy Letters

Innovative All-Organic Photoelectrode Developed to Enhance Eco-Friendly Solar Hydrogen Production

The findings of this research were published in ACS Energy Letters on March 14, 2025.

Innovative All-Organic Photoelectrode Developed to Enhance Eco-Friendly Solar Hydrogen Production

Abstract Organic photoelectrochemical (OPEC) cells are efficient at generating photocurrents but face significant challenges in long-term stability due to the incompatibility of metal oxide charge transport layers with organic photoactive m... Read More

Apr 30, 2025 By JooHyeon Heo Research
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New Research Paves the Way for Cost-Effective and High-Efficiency Green Hydrogen Production

The findings of this research have been published online in ACS Energy Letters on June 2, 2024.

New Research Paves the Way for Cost-Effective and High-Efficiency Green Hydrogen Production

Abstract Hydrogen production through anion-exchange membrane water electrolyzers (AEMWEs) offers cost advantages over proton-exchange membrane counterparts, mainly due to the good oxygen evolution reaction (OER) activity of platinum-group-m... Read More

Aug 05, 2024 By JooHyeon Heo Research
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Freshwater Batteries Pave the Way for Sustainable Energy Storage and Seawater Desalination

Their findings were featured as a supplementary cover image and published in ACS Energy Letters on May 16, 2024.

Freshwater Batteries Pave the Way for Sustainable Energy Storage and Seawater Desalination

Abstract Seawater desalination technology aims to address the global water shortage resulting from climate change. However, for a viable solution, it is imperative to utilize renewable energy sources without carbon emissions. Desalination b... Read More

Jul 31, 2024 By JooHyeon Heo Research
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New Study Reveals Enhanced Thermal Stability in All-Solid-State Batteries

Their findings have been published in the online version of ACS Energy Letters on March 4, 2024.

New Study Reveals Enhanced Thermal Stability in All-Solid-State Batteries

Abstract All-solid-state batteries (ASSBs) are expected to address the thermal instability of conventional rechargeable batteries, given nonflammable inorganic solid electrolytes (SEs). However, the interaction between sulfide SEs and elect... Read More

Apr 09, 2024 By JooHyeon Heo Research
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Groundbreaking Technology Developed for Improved Water Electrolysis Performance and Stability

The study findings have been published in the online version of ACS Energy Letters on October 13 and selected as the cover article.

Groundbreaking Technology Developed for Improved Water Electrolysis Performance and Stability

Abstract Developing a state-of-the-art anion exchange membrane water electrolyzer (AEMWE) for commercial H2 production remains a great challenge and is strongly dependent on the membrane electrode assembly (MEA). Herein, we report the first... Read More

Nov 28, 2023 By JooHyeon Heo Research
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Researchers Unveil Fire-Inhibiting Nonflammable Gel Polymer Electrolyte for Lithium-Ion Batteries

Their findings have been published and featured on the supplementary cover of ACS Energy Letters on October 13, 2023.

Researchers Unveil Fire-Inhibiting Nonflammable Gel Polymer Electrolyte for Lithium-Ion Batteries

Abstract Herein, we present a gel polymer electrolyte (GPE) improving nonflammability of lithium-ion batteries (LIBs) by blocking radical-initiated chain reactions which cause thermal runaway and finally fire issues. The polymer that makes... Read More

Oct 17, 2023 By JooHyeon Heo Research
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Mitigating Electrode-Level Heterogeneity Using Phosphorus Nanolayers on Graphite for Fast-Charging Batteries

Their findings have been published in the online version of the journal, ACS Energy Letters on August 29, 2023.

Mitigating Electrode-Level Heterogeneity Using Phosphorus Nanolayers on Graphite for Fast-Charging Batteries

Abstract Achieving fast-charging lithium-ion batteries (LIBs) with reliable cyclability remains a significant challenge. In this study, we investigate the use of phosphorus nanolayers as a strategy to enhance the lithiation kinetics and per... Read More

Oct 05, 2023 By JooHyeon Heo Research
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Breakthrough in Redox Flow Battery Performance, Paving the Way for Cost-Effective Energy Storage Solutions

The study findings have been published online ahead of their official publication in the Adv. Energy Mater. and ACS Energy Lett. on July 7 and August 8, 2023, respectively.

Breakthrough in Redox Flow Battery Performance, Paving the Way for Cost-Effective Energy Storage Solutions

A series of groundbreaking advancements in materials have recently emerged, promising a significant boost in the performance of redox flow batteries. These developments are anticipated to serve as a cornerstone for the development of new an... Read More

Aug 24, 2023 By JooHyeon Heo Research
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Revealing the Dual-Layered Solid Electrolyte Interphase on Lithium-Metal Anodes via Cryo-EM

Their findings have been published in the April 2023 issue of ACS Energy Letters.

Revealing the Dual-Layered Solid Electrolyte Interphase on Lithium-Metal Anodes via Cryo-EM

Abstract It is crucial to comprehend the effect of the solid electrolyte interphase (SEI) on battery performance to develop stable Li metal batteries. Nonetheless, the exact nanostructure and working mechanisms of the SEI remain obscure. He... Read More

May 18, 2023 By JooHyeon Heo Research
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Unveiling Electrode–Electrolyte Design-Based NO Reduction for NH3 Synthesis

Their findings have been featured as the cover page of the November 2020 issue of ACS Energy Letters.

Unveiling Electrode–Electrolyte Design-Based NO Reduction for NH3 Synthesis

A joint research team, affiliated with UNIST has unveiled a novel method of converting nitric oxide (NO), which is the main cause of fine dust, into pure ammonia (NH3) without emitting toxic gases, such as carbon dioxide (CO2). This breakth... Read More

Apr 06, 2021 By JooHyeon Heo Research
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12

Global News

  • New Smartphone App Offers Convenient Way to Diagnose Sleep Apnea
  • [Korea Bizwire] June, 4, 2024

  • New study finds clue to predict pancreatic cancer's progression and metastasis
  • [Korea Biomedical Rev.] June, 4, 2024

  • Study reveals promising technology for sepsis treatment using functional magnetic nanoclusters
  • [Phys.org] May,27, 2024

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