Manipulating Li2MnO3-like domain dispersion in lithium-rich layered oxides inherited from precursor

Woonbae Sohn†, Minji Kim†, Jin-Hee Bae†, Minseo Choi, Hwa-Jung Kim, Yong-Il Kim, Jun-Hyuk Song, Byongyong Yu, Su-Hyun Lee, Hionsuck Baik, Seung-Wook Baek, Seokhee Lee, Hyeokjun Park*
ACS Energy Letters , Accepted

Artificial solid electrolyte interphase sustaining persistent lithiophilicity for long-lived lithium metal electrodes

Jong Hwan Lim†, Jin-Hyuk Kang†, Hyun Kyong Shon, Jin Gyeong Son, Ju Hwang Kim, Jaewoo Lee, Jin-hee Bae, Seung-Wook Baek, Ho Won Jang, Hyeokjun Park* and Sun Hwa Park*
Energy Storage Materials , 89 , 105273

[Invited][ACS Editors' Choice] Decoding the Structural Controversy of Li- and Mn-Rich Cathodes Through Synthesis-Dependent Domain Evolution

Minji Kim, Dohyun Kim, Hyeona Jo, Keun Chan Yoo, Hyeokjun Park*
ACS Applied Energy Materials , 9 (7) , 3610-3620

Uniform pore structure enables negligible degradation in undoped and uncoated Ni-rich cathodes

Donggun Eum†,*, Hari Ramachandran†, Tianxiao Sun†, Samuel S. Lee, Zhelong Jiang, Hyeokjun Park, Keeyoung Jung, Jaeheon Lee, Sugeun Jo, Nicolas Liang, Emma P. K. L. Choy, Joon-Hyung Lee, Bryan D. McCloskey, Yan-Kai Tzeng, Yijin Liu*, and William C. Chueh*
Nature Energy , 11 (4) , 593–602

Revitalizing multifunctionality of Li-Al-O system enabling mother-powder-free sintering of garnet-type solid electrolytes

Hwa-Jung Kim, Jong Hoon Kim, Minseo Choi, Jung Hyun Kim, Hosun Shin, Ki Chang Kwon, Sun Hwa Park, Hyun Min Park, Seokhee Lee, Young Heon Kim, Hyeokjun Park*, Seung-Wook Baek*
Materials Today , 92 , 151-159

Realizing Li Concentration and Particle Size Gradients in Ni-Rich Cathode for Superior Electrochemical Performance in Oxygen-Deficient Atmospheres

Seok Hyun Song, Kyoung Sun Kim, Seokjae Hong, Jong Hyeok Seo, Ji-Hwan Kwon, Minjeong Gong, Jung-Je Woo, Inchul Park, Kyu-Young Park, Dong-Hwa Seo, Chunjoong Kim, Hyeokjun Park, Seung-Ho Yu, Hyungsub Kim*
Advanced Functional Materials , 35 (34) , 2424823

Multi-scale defect regulation of cobalt-free layered oxides for high-energy and long-lasting cathodes

Kun-Hee Ko†, Hyeokjun Park†, Jaesang Yoon†, Seok Hyun Song, Eugene Choi, Sungjae Seo, Jaesub Kwon, Sunyoung Lee, Jaehoon Heo, Sangwook Han, Jooha Park, Wonju Kim, Yong-Tae Kim, Jongwoo Lim, Yun Seog Lee, Hyungsub Kim, Kisuk Kang*
ACS Energy Letters , 10 (4) , 1605–1614

Enhanced densification of garnet-type solid electrolytes under oxygen-enriched sintering atmosphere

Hwa-Jung Kim, Hyeokjun Park, Jung Hyun Kim, Sun Hwa Park, Hosun Shin, Seokhee Lee*, Seung-Wook Baek*
Journal of the American Ceramic Society , 108 (5) , e20369

Activation of Oxygen Redox by Inhibited Dynamic Phase Transition for High-Energy Li-Rich Layered Oxide Cathode

Junseong Kim†, Hobin Ahn†, Jinho Ahn, Hyunyoung Park, Jihyun Hong, Myeong Hwan Lee, Hyeokjun Park*, Jongsoon Kim*
Chemical Engineering Journal , 495 , 153122

Unraveling and regulating superstructure domain dispersion in lithium-rich layered oxide cathodes for high stability and reversibility

Geunho Choi†, Uijin Chang†, Jeongjae Lee, Kwanghee Park, Hyuksang Kwon, Hyosung Lee, Yongil Kim, Jong Hyeok Seo, Yoon-Cheol Park, Inchul Park, Jieun Kim, Seungmi Lee, Jinuk Choi, Byongyong Yu, Jun-Hyuk Song, Hosun Shin, Seung-Wook Baek, Sung Keun Lee, Hyeokjun Park*, Keeyoung Jung*
Energy & Environmental Science , 17 (13) , 4634-4645

Structurally robust lithium-rich layered oxides for high-energy and long-lasting cathodes

Ho-Young Jang†, Donggun Eum†, Jiung Cho, Jun Lim, Yeji Lee, Jun-Hyuk Song, Hyeokjun Park, Byunghoon Kim, Do-Hoon Kim, Sung-Pyo Cho, Sugeun Jo, Jae Hoon Heo, Sunyoung Lee, Jongwoo Lim, Kisuk Kang*
Nature Communications , 15 , 1288

Toward a Nanoscale‐Defect‐Free Ni‐Rich Layered Oxide Cathode Through Regulated Pore Evolution for Long‐Lifespan Li Rechargeable Batteries

Seok Hyun Song, Hwa Soo Kim, Kyoung Sun Kim, Seokjae Hong, Hyungkwon Jeon, Jun Lim, Young Hwa Jung, Hyungju Ahn, Jong Dae Jang, Man‐Ho Kim, Jong Hyeok Seo, Ji‐Hwan Kwon, Dokyung Kim, Young Joo Lee, Young‐Soo Han, Kyu‐Young Park, Chunjoong Kim, Seung‐Ho Yu, Hyeokjun Park*, Hyeong Min Jin*, Hyungsub Kim*
Advanced Functional Materials , 34 (3) , 2306654

A Full Oxide-Based Solid-State Lithium Battery and Its Unexpected Cathode Degradation Mechanism

Sangwook Han, Donghyun Kil, Sunyoung Lee, Hyeokjun Park, Kun-hee Ko, Wonju Kim, Jooha Park, Chanhyuk Lim, Kyungho Yoon, Joohyeon Noh, Donggun Eum, Daero Won, Kisuk Kang*
ACS Energy Letters , 8 (11) , 4794-4805

Redox mediators for oxygen reduction reactions in lithium–oxygen batteries: Governing kinetics and its implications

Youngmin Ko†, Kyoungoh Kim†, Jaekyun Yoo, Giyun Kwon, Hyeokjun Park, Jihyeon Kim, Byungju Lee, Junhyuk Song, Jinsoo Kim, Kisuk Kang*
Energy & Environmental Science , 16 (11) , 5525-5533

Amorphous iron fluorosulfate as a high-capacity cathode utilizing combined intercalation and conversion reactions with unexpectedly high reversibility

Jaehoon Heo, Sung-Kyun Jung, Insang Hwang, Sung-Pyo Cho, Donggun Eum, Hyeokjun Park, Jun-Hyuk Song, Seungju Yu, Kyungbae Oh, Giyun Kwon, Taehyun Hwang, Kun-Hee Ko, Kisuk Kang*
Nature Energy , 8 (1) , 30-39

High-energy and long-lasting organic electrode for a rechargeable aqueous battery

Myeong Hwan Lee†, Giyun Kwon†, Hyuntae Lim, Jihyeon Kim, Sung Joo Kim, Sechan Lee, Hyungsub Kim, Donggun Eum, Jun-Hyuk Song, Hyeokjun Park, Won Mo Seong, YounJoon Jung*, Kisuk Kang*
ACS Energy Letters , 7 (10) , 3637-3645

In situ multiscale probing of the synthesis of a Ni-rich layered oxide cathode reveals reaction heterogeneity driven by competing kinetic pathways

Hyeokjun Park†, Hayoung Park†, Kyung Song, Seok Hyun Song, Sungsu Kang, Kun-Hee Ko, Donggun Eum, Yonggoon Jeon, Jihoon Kim, Won Mo Seong, Hyungsub Kim, Jungwon Park*, Kisuk Kang*
Nature Chemistry , 14 (6) , 614–622

Coupling structural evolution and oxygen-redox electrochemistry in layered transition metal oxides

Donggun Eum, Byunghoon Kim, Jun-Hyuk Song, Hyeokjun Park, Ho-Young Jang, Sung Joo Kim, Sung-Pyo Cho, Myeong Hwan Lee, Jae Hoon Heo, Jaehyun Park, Youngmin Ko, Sung Kwan Park, Jinsoo Kim, Kyungbae Oh, Do-Hoon Kim, Seok Ju Kang, Kisuk Kang*
Nature Materials , 21 (6) , 664–672

High-dielectric polymer coating for uniform lithium deposition in anode-free lithium batteries

Orapa Tamwattana, Hyeokjun Park, Jihyeon Kim, Insang Hwang, Gabin Yoon, Tae-hyun Hwang, Yoon-Sok Kang, Jinhwan Park, Nonglak Meethong*, Kisuk Kang*
ACS Energy Letters , 6 (12) , 4416-4425

Liquid‐Based Janus Electrolyte for Sustainable Redox Mediation in Lithium–Oxygen Batteries

Youngmin Ko†, Hong‐I Kim†, Sung‐Ju Cho, Kyung Min Lee, Gwan Yeong Jung, Hyeokjun Park, Se Hwan Park, Yun Jung Lee, Youngjoon Bae, Young‐Ro Lee, Kyoungoh Kim, Sang Kyu Kwak, Sang‐Young Lee*, Kisuk Kang*
Advanced Energy Materials , 11 (38) , 2102096

A p–n fusion strategy to design bipolar organic materials for high-energy-density symmetric batteries

Jihyeon Kim†, Heechan Kim†, Sechan Lee, Giyun Kwon, Taewon Kang, Hyeokjun Park, Orapa Tamwattana, Youngmin Ko, Dongwhan Lee*, Kisuk Kang*
Journal of Materials Chemistry A , 9 (25) , 14485-14494

Probing Lithium Metals in Batteries by Advanced Characterization and Analysis Tools

Hyeokjun Park†, Orapa Tamwattana†, Jihyeon Kim, Sunisa Buakeaw, Rattiya Hongtong, Byunghoon Kim, Piyachai Khomein, Gao Liu*, Nonglak Meethong*, Kisuk Kang*
Advanced Energy Materials , 11 (15) , 2003039

Permselective metal–organic framework gel membrane enables long-life cycling of rechargeable organic batteries

Songyan Bai†, Byunghoon Kim†, Chungryeol Kim, Orapa Tamwattana, Hyeokjun Park, Jihyeon Kim, Dongwhan Lee, Kisuk Kang*
Nature Nanotechnology , 16 (1) , 77-84

Tailoring Ion-Conducting Interphases on Magnesium Metals for High-Efficiency Rechargeable Magnesium Metal Batteries

Hyeokjun Park†, Hyung-Kyu Lim†, Si Hyoung Oh, Jooha Park, Hee-Dae Lim*, Kisuk Kang*
ACS Energy Letters , 5 (12) , 3733-3740

Dual‐Functioning Molecular Carrier of Superoxide Radicals for Stable and Efficient Lithium–Oxygen Batteries

Youngjoon Bae, Hyelynn Song, Hyeokjun Park, Hee‐Dae Lim, Hyuk Jae Kwon, Youngmin Ko, Chi Huynh, Raquel Ovalle‐Robles, Yong Hyup Kim, Dongmin Im, Kisuk Kang*
Advanced Energy Materials , 10 (40) , 1904187

Controlling residual lithium in high‐nickel (> 90%) lithium layered oxides for cathodes in lithium‐ion batteries

Won Mo Seong, Kwang-Hwan Cho, Ji-Won Park, Hyeokjun Park, Donggun Eum, Myeong Hwan Lee, Il-seok Stephen Kim, Jongwoo Lim*, Kisuk Kang*
Angewandte Chemie International Edition , 59 (42) , 18662-18669

Anionic Redox Activity Regulated by Transition Metal in Lithium‐Rich Layered Oxides

Jun‐Hyuk Song, Gabin Yoon, Byunghoon Kim, Donggun Eum, Hyeokjun Park, Do‐Hoon Kim, Kisuk Kang*
Advanced Energy Materials , 10 (31) , 2001207

Voltage decay and redox asymmetry mitigation by reversible cation migration in lithium-rich layered oxide electrodes

Donggun Eum†, Byunghoon Kim†, Sung Joo Kim, Hyeokjun Park, Jinpeng Wu, Sung-Pyo Cho, Gabin Yoon, Myeong Hwan Lee, Sung-Kyun Jung, Wanli Yang, Won Mo Seong, Kyojin Ku, Orapa Tamwattana, Sung Kwan Park, Insang Hwang, Kisuk Kang*
Nature Materials , 19 (4) , 419–427

Anchored mediator enabling shuttle–free redox mediation in lithium–oxygen batteries

Youngmin Ko, Hyunji Park, Kyunam Lee, Sung Joo Kim, Hyeokjun Park, Youngjoon Bae, Jihyeon Kim, Soo Young Park, Ji Eon Kwon, Kisuk Kang*
Angewandte Chemie International Edition , 59 (13) , 5376-5380

Enhancing the Cycle Stability of Li-O2 Batteries via Functionalized Carbon Nanotube-based Electrodes

Young Shik Cho†, Hyunjin Kim†, Minhoo Byeon†, Dong Young Kim, Hyeokjun Park, Yeonsu Jung, Youngjoon Bae, Mokwon Kim, Dong Joon Lee, JungOck Park, Kisuk Kang, Dongmin Im*, Chong Rae Park*
Journal of Materials Chemistry A , 8 (8) , 4263-4273

Stable and High‐Power Calcium‐Ion Batteries Enabled by Calcium Intercalation into Graphite

Jooha Park†, Zheng‐Long Xu†, Gabin Yoon†, Sung Kwan Park, Jiang Wang, Hyejeong Hyun, Hyeokjun Park, Jongwoo Lim, Yoon‐Joo Ko, Young Soo Yun, Kisuk Kang*
Advanced Materials , 32 (4) , 1904411

Enhancing bi-functional catalytic activity via a nanostructured La (Sr) Fe (Co) O3-δ@ Pd matrix as an efficient electroctalyst for rechargeable Li-O2 batteries

Mi Young Oh, Jung Hyun Kim, Young Wook Lee, Kyeong Joon Kim, Hong Rim Shin, Hyeokjun Park, Kang Taek Lee*, Kisuk Kang*, Tae Ho Shin*
ACS Applied Energy Materials , 2 (12) , 8633-8640

A bifunctional auxiliary electrode for safe lithium metal batteries

Sehwan Moon†, Orapa Tamwattana†, Hyeokjun Park, Gabin Yoon, Won Mo Seong, Myeong Hwan Lee, Kyu-Young Park, Nonglak Meethong*, Kisuk Kang*
Journal of Materials Chemistry A , 7 (43) , 24807-24813

Biological Nicotinamide Cofactor as a Redox‐Active Motif for Reversible Electrochemical Energy Storage

Jihyeon Kim†, Sunghyun Ko†, Chanwoo Noh, Heechan Kim, Sechan Lee, Dodam Kim, Hyeokjun Park, Giyun Kwon, Giyeong Son, Jong Wan Ko, YounJoon Jung, Dongwhan Lee, Chan Beum Park*, Kisuk Kang*
Angewandte Chemie International Edition , 58 (47) , 16764-16769

Toward a low-cost high-voltage sodium aqueous rechargeable battery

Myeong Hwan Lee†, Sung Joo Kim†, Donghee Chang, Jinsoo Kim, Sehwan Moon, Kyungbae Oh, Kyu-Young Park, Won Mo Seong, Hyeokjun Park, Giyun Kwon, Byungju Lee, Kisuk Kang*
Materials Today , 29 , 26-36

Investigation of Li-O2 Battery Performance Integrated with RuO2 Inverse Opal Cathodes in DMSO

Yu Jin Jang, Trang-Thi Hong Nguyen, Hyeokjun Park, Seen Ae Chae, Seol A Cho, Yoon Hee Jang, Sohee An, Oc Hee Han, Kisuk Kang, Dahyun Oh, Seok Ju Kang*, Ho-Cheol Kim*, Dong Ha Kim*
ACS Applied Energy Materials , 2 (7) , 5109-5115

Tailoring sodium intercalation in graphite for high energy and power sodium ion batteries

Zheng-Long Xu, Gabin Yoon, Kyu-Young Park, Hyeokjun Park, Orapa Tamwattana, Sung Joo Kim, Won Mo Seong, Kisuk Kang*
Nature Communications , 10 , 2598

Redox Mediators: A Solution for Advanced Lithium–Oxygen Batteries

Youngmin Ko†, Hyeokjun Park†, Byunghoon Kim†, Ju Seong Kim, Kisuk Kang*
Trends in Chemistry , 1 (3) , 349-360

Direct Observation of Redox Mediator-Assisted Solution-Phase Discharging of Li–O2 Battery by Liquid-Phase Transmission Electron Microscopy

Donghoon Lee†, Hyeokjun Park†, Youngmin Ko, Hayoung Park, Taeghwan Hyeon, Kisuk Kang*, Jungwon Park*
Journal of the American Chemical Society , 141 (20) , 8047-8052

Bifunctional Oxygen Electrocatalysts for Lithium–Oxygen Batteries

Youngjoon Bae†, Hyeokjun Park†, Youngmin Ko†, Hyunah Kim†, Sung Kwan Park, Kisuk Kang*
Batteries & Supercaps , 2 (4) , 311-325

A comparative kinetic study of redox mediators for high-power lithium–oxygen batteries

Youngmin Ko, Hyeokjun Park, Byungju Lee, Youngjoon Bae, Sung Kwan Park, Kisuk Kang*
Journal of Materials Chemistry A , 7 (11) , 6491-6498

Biological redox mediation in electron transport chain of bacteria for oxygen reduction reaction catalysts in lithium–oxygen batteries

Youngmin Ko, Hyeokjun Park, Jinsoo Kim, Hee‐Dae Lim, Byungju Lee, Giyun Kwon, Sechan Lee, Youngjoon Bae, Sung Kwan Park, Kisuk Kang*
Advanced Functional Materials , 29 (5) , 1805623

Highly Durable and Stable Sodium Superoxide in Concentrated Electrolytes for Sodium–Oxygen Batteries

Hyeokjun Park, Jinsoo Kim, Myeong Hwan Lee, Sung Kwan Park, Do‐Hoon Kim, Youngjoon Bae, Youngmin Ko, Byungju Lee, Kisuk Kang*
Advanced Energy Materials , 8 (34) , 1801760

Enhancement of Oxygen Reduction Reaction Catalytic Activity via the Modified Surface of La0.6Sr0.4Co0.2Fe0.8O3−δ with Palladium Nanoparticles as Cathode for Lithium–Air Battery

Mi Young Oh, Sung Kwan Park, Hyeokjun Park, Hanbit Kim, Kisuk Kang, Jung Hyun Kim, Kwang Chul Roh, Tae Ho Shin*
ACS Applied Energy Materials , 1 (10) , 5518-5526

Anisotropic Surface Modulation of Pt Catalysts for Highly Reversible Li–O2 Batteries: High Index Facet as a Critical Descriptor

Kyeongse Song, Jaepyeong Jung, Mihui Park, Hyeokjun Park, Hyung-Jin Kim, Sang-Il Choi, Junghoon Yang, Kisuk Kang, Young-Kyu Han*, Yong-Mook Kang*
ACS Catalysis , 8 (10) , 9006-9015

Suppression of Voltage Decay through Manganese Deactivation and Nickel Redox Buffering in High‐Energy Layered Lithium‐Rich Electrodes

Kyojin Ku†, Jihyun Hong†, Hyungsub Kim, Hyeokjun Park, Won Mo Seong, Sung‐Kyun Jung, Gabin Yoon, Kyu‐Young Park, Haegyeom Kim, Kisuk Kang*
Advanced Energy Materials , 8 (21) , 1800606

Enhanced Stability of Coated Carbon Electrode for Li‐O2 Batteries and Its Limitations

Youngjoon Bae, Dong‐Hyun Ko, Sunyoung Lee, Hee‐Dae Lim, Yun‐Jung Kim, Hyun‐Soo Shim, Hyeokjun Park, Youngmin Ko, Sung Kwan Park, Hyuk Jae Kwon, Hyunjin Kim, Hee‐Tak Kim, Yo‐Sep Min, Dongmin Im, Kisuk Kang*
Advanced Energy Materials , 8 (16) , 1702661

Abnormal self-discharge in lithium-ion batteries

Won Mo Seong, Kyu-Young Park, Myeong Hwan Lee, Sehwan Moon, Kyungbae Oh, Hyeokjun Park, Sechan Lee, Kisuk Kang*
Energy & Environmental Science , 11 (4) , 970-978

Roll-to-Roll Laser-Printed Graphene–Graphitic Carbon Electrodes for High-Performance Supercapacitors

Sangmin Kang†, Kyungmi Lim†, Hyeokjun Park, Jong Bo Park, Seong Chae Park, Sung-Pyo Cho, Kisuk Kang*, Byung Hee Hong*
ACS Applied Materials & Interfaces , 10 (1) , 1033-1038

Simple and Effective Gas-Phase Doping for Lithium Metal Protection in Lithium Metal Batteries

Sehwan Moon†, Hyeokjun Park†, Gabin Yoon, Myeong Hwan Lee, Kyu-Young Park, Kisuk Kang*
Chemistry of Materials , 29 (21) , 9182-9191