† equal contribution, * corresponding author, bold EMSDL members
EMDSL main results, Supporting results for other labs
High IF journal among EMSDL main results @ UNIST
You can also see publication list at Google Scholar.
[35] "Controllable and stable organometallic redox mediators for lithium oxygen batteries."
Won-Jin Kwak, Atif Mahammed, Hun Kim, Trung Thien Nguyen, Zeev Gross*, Doron Aurbach*, Yang-Kook Sun*.
Mater. Horiz., 7, 214-222 (2020)
[34] "Mutual Conservation of Redox Mediator and Singlet Oxygen Quencher in Lithium-Oxygen Batteries."
Won-Jin Kwak, Stefan A. Freunberger, Hun Kim, Jiwon Park, Trung Thien Nguyen, Hun-Gi Jung, Hye Ryung Byon, Yang-Kook Sun*.
ACS Catal., 9, 9914-9922 (2019)
[33] "Deactivation of redox mediators in lithium-oxygen batteries by singlet oxygen."
Won-Jin Kwak, Hun Kim, Trung Thien Nguyen, Yann K. Petit, Nika Mahne, Christian Leypold, Paul Redfern, Larry A. Curtiss, Hun-Gi Jung, Sergey M. Borisov, Stefan A. Freunberger*, Yang-Kook Sun*.
Nat. Commun., 10, 1380 (2019)
[32] "Verification for trihalide ions as redox mediators in Li-O2 batteries."
Hun Kim, Won-Jin Kwak, Hun-Gi Jung, Yang-Kook Sun*.
Energy Stor. Mater., 19, 148-153 (2019)
[31] "Triple Hierarchical Porous Carbon Spheres as Effective Cathodes for Li–O2 Batteries."
Min-Gi Jeong†, Won-Jin Kwak†, Mobinul Islam, Jiwon Park, Hye Ryung Byon, Minchul Jang, Yang-Kook Sun*, Hun-Gi Jung*.
J. Electrochem. Soc., 166, A455-A463 (2019)
[30] "Dendrite- and Oxygen-Proof Protective Layer for Lithium Metal in Lithium-Oxygen Batteries."
Won-Jin Kwak, Jiwon Park, Trung Thien Nguyen, Hun Kim, Hye Ryung Byon, Minchul Jang, Yang-Kook Sun*.
J. Mater. Chem. A, 7, 3857-3862 (2019)
[29] "ICAC 2018: The First International Conference Focused on NCM & NCA Cathode Materials for Lithium Ion Batteries."
Won-Jin Kwak, Nam-Yung Park, Yang-Kook Sun*.
ACS Energy Lett., 3, 2757-2760 (2018)
[28] "A Comparative Evaluation of Redox Mediators for Li-O2 Batteries: A Critical Review."
Won-Jin Kwak, Hun Kim, Hun-Gi Jung, Doron Aurbach*, Yang-Kook Sun*.
J. Electrochem. Soc., 165, A2274-A2293 (2018)
[27] "Shedding Light on the Oxygen Reduction Reaction Mechanism in Ether-Based Electrolyte Solutions: A Study Using Operando UV−Vis Spectroscopy."
Daniel Hirshberg, Daniel Sharon, Michal Afri, Ronit Lavi, Aryeh A. Frimer, Noa Metoki, Noam Eliaz, Won-Jin Kwak, Yang-Kook Sun, Doron Aurbach*.
ACS Appl. Mater. Interfaces, 10, 10860-10869 (2018)
[26] "Optimized Concentration of Redox Mediator and Surface Protection of Li Metal for Maintenance of High Energy Efficiency in Li-O2 Batteries."
Won-Jin Kwak†, Seong-Jin Park†, Hun-Gi Jung, Yang-Kook Sun*.
Adv. Energy Mater., 8, 1702258 (2018)
[25] "Revealing the Reaction Mechanism of Na-O2 Batteries using Environmental Transmission Electron Microscopy."
Won-Jin Kwak†, Langli Luo†, Hun-Gi Jung, Chongmin Wang*, Yang-Kook Sun*.
ACS Energy Lett., 3, 393-399 (2018)
[24] "Clarification of Solvent Effects on Discharge Products in Li-O2 Batteries through a Titration Method."
Young Joo Lee†, Won-Jin Kwak†, Yang-Kook Sun*, Yun Jung Lee*.
ACS Appl. Mater. Interfaces, 10, 526-533 (2018)
[23] "Controversial Topics on Lithium Superoxide in Li-O2 Batteries."
Won-Jin Kwak, Jin-Bum Park, Hun-Gi Jung, Yang-Kook Sun*.
ACS Energy Lett., 2, 2756-2760 (2017)
[22] "Synergistic Integration of Soluble Catalysts with Carbon-Free Electrodes for Li-O2 Batteries."
Won-Jin Kwak†, Sung Hoon Ha†, Do Hyung Kim, Kyu Hang Shin, Yang-Kook Sun*, Yun Jung Lee*.
ACS Catal., 7, 8192-8199 (2017)
[21] "Sodium oxygen batteries: one step further with catalysis by ruthenium nanoparticles."
Jin-Hyuk Kang†, Won-Jin Kwak†, Doron Aurbach, Yang-Kook Sun*.
J. Mater. Chem. A, 5, 20678-20686 (2017)
[20] "2,4-Dimethoxy-2,4-dimethylpentan-3-one: An Aprotic Solvent Designed for Stability in Li–O2 Cells."
Daniel Sharon, Pessia Sharon, Daniel Hirshberg, Michael Salama, Michal Afri, Linda J. W. Shimon, Won-Jin Kwak, Yang-Kook Sun, Aryeh A. Frimer, Doron Aurbach*.
J. Am. Chem. Soc., 139, 11690-11693 (2017)
[19] "Optimized Bicompartment Two Solution Cells for Effective and Stable Operation of Li-O2 Batteries."
Won-Jin Kwak, Hun-Gi Jung, Doron Aurbach*, Yang-Kook Sun*.
Adv. Energy Mater., 7, 1701232 (2017)
[18] "A new perspective of the ruthenium ion: a bifunctional soluble catalyst for high efficiency Li-O2 batteries."
Seon Hwa Lee, Won-Jin Kwak, Yang-Kook Sun*.
J. Mater. Chem. A, 5, 15512-15516 (2017)
[17] "Large-Scale Li-O2 Pouch Type Cells for Practical Evaluation and Applications."
Hyeon-Ji Shin, Won-Jin Kwak, Doron Aurbach, Yang-Kook Sun*.
Adv. Funct. Mater., 27, 1605500 (2017)
[16] "Feasibility of Full (Li-Ion)-O2 Cells Comprised of Hard Carbon Anodes."
Daniel Hirshberg, Daniel Sharon, Ezequiel De La Llave, Michal Afri, Aryeh A. Frimer, Won-Jin Kwak, Yang-Kook Sun, Doron Aurbach*.
ACS Appl. Mater. Interfaces, 9, 4352-4361 (2017)
[15] "Understanding problems of lithiated anode in lithium oxygen full cells."
Won-Jin Kwak, Hyeon-Ji Shin, Jakub Reiter, Nikolaos Tsiouvaras, Jusef Hassoun, Stefano Passerini, Bruno Scrosati, Yang-Kook Sun*.
J. Mater. Chem. A, 4, 10467-10471 (2016)
[14] "Li–O2 cells with LiBr as an electrolyte and a redox mediator."
Won-Jin Kwak, Daniel Hirshberg, Daniel Sharon, Michal Afri, Aryeh A. Frimer, Hun-Gi Jung, Doron Aurbach, Yang-Kook Sun.
Energy Environ. Sci., 9, 2334-2345 (2016)
[13] "Mechanistic Role of Li+ Dissociation Level in Aprotic Li-O2 Battery."
Daniel Sharon, Daniel Hirsberg, Michael Salama, Michal Afri, Aryeh A. Frimer, Malachi Noked, Won-Jin Kwak, Yang-Kook Sun, Doron Aurbach*.
ACS Appl. Mater. Interfaces, 8, 5300-5307 (2016)
[12] "Iron–cobalt bimetal decorated carbon nanotubes as cost-effective cathode catalysts for Li-O2 batteries."
Won-Jin Kwak†, Tae-Geun Kang†, Yang-Kook Sun*, Yun Jung Lee*.
J. Mater. Chem. A, 4, 7020-7026 (2016)
[11] "Silver nanowires as catalytic cathodes for stabilizing lithium-oxygen batteries."
Won-Jin Kwak†, Hun-Gi Jung†, Seon-Hwa Lee, Jin-Bum Park, Doron Aurbach*, Yang-Kook Sun*.
J. Power Sources, 311, 49-56 (2016)
[10] "Green Strategy to Single Crystalline Anatase TiO2 Nanosheets with Dominant (001) Facets and Its Lithiation Study toward Sustainable Cobalt-Free Lithium Ion Full Battery."
Hai Ming, Pushpendra Kumar, Wenjing Yang, Yu Fu, Jun Ming*, Won-Jin Kwak, Lain-Jong Li, Yang-kook Sun*, Junwei Zheng*.
ACS Sustainable Chem. Eng., 3, 3086-3095 (2015)
[9] "Understanding the behavior of Li–oxygen cells containing LiI."
Won-Jin Kwak, Daniel Hirshberg, Daniel Sharon, Hyeon-Ji Shin, Michal Afri, Jin-Bum Park, Arnd Garsuch, Frederick Francois Chesneau, Aryeh A. Frimer, Doron Aurbach*, Yang-Kook Sun*.
J. Mater. Chem. A, 3, 8855-8864 (2015)
[8] "A Mo2C/Carbon Nanotube Composite Cathode for Lithium-Oxygen Batteries with High Energy Efficiency and Long Cycle Life."
Won-Jin Kwak, Kah Chun Lau, Chang-Dae Shin, Khalil Amine, Larry A Curtiss*, Yang-Kook Sun*.
ACS Nano, 9, 4129-4137 (2015)
[7] "Fluorine-doped porous carbon-decorated Fe3O4-FeF2 composite versus LiNi0.5Mn1.5O4 towards a full battery with robust capability."
Hai Ming, Jun Ming, Won-Jin Kwak, Wenjing Yang, Qun Zhou, Junwei Zheng, Yang-Kook Sun*.
Electrochim. Acta, 169, 291-299 (2015)
[6] "A sustainable iron-based sodium ion battery of porous carbon–Fe3O4/Na2FeP2O7 with high performance."
Jun Ming*, Hai Ming, Wenjing Yang, Won-Jin Kwak, Jin-Bum Park, Junwei Zheng, Yang-Kook Sun*.
RSC Adv., 5, 8793-8800 (2015)
[5] "Nanoconfinement of low-conductivity products in rechargeable sodium–air batteries."
Won-Jin Kwak, Zonghai Chen, Chong Seung Yoon, Joong-Kee Lee, Khalil Amine, Yang-Kook Sun*.
Nano Energy, 12, 123-130 (2015)
[4] "Lithiation of an Iron Oxide-Based Anode for Stable, High-Capacity Lithium-Ion Batteries of Porous Carbon–Fe3O4/Li[Ni0.59Co0.16Mn0.25]O2."
Jun Ming, Won-Jin Kwak, Sung-Jun Youn, Hai Ming, Jusef Hassoun*, Yang-Kook Sun*.
Energy Technol., 2, 778-785 (2014)
[3] "An Advanced Lithium−Air Battery Exploiting an Ionic Liquid-Based Electrolyte."
Giuseppe Antonio Elia, Jusef Hassoun*, Won-Jin Kwak, Yang-Kook Sun*, Bruno Scrosati*, Franziska Mueller, Dominic Bresser, Stefano, Passerini*, Philipp Oberhumer, Nikolaos Tsiouvaras, Jakub Reiter.
Nano Lett., 14, 6572−6577 (2014)
[2] "The binder effect on an oxide-based anode in lithium and sodium-ion battery applications: the fastest way to ultrahigh performance."
Jun Ming, Hai Ming, Won-Jin Kwak, Chang-dae Shin, Junwei Zheng, Yang-Kook Sun*.
Chem. Commun., 50, 13307-13310 (2014)
[1] "A Physical Pulverization Strategy for Preparing a Highly Active Composite of CoOx and Crushed Graphite for Lithium–Oxygen Batteries."
Jun Ming†, Won-Jin Kwak†, Jin-Bum Park, Chang-Dae Shin, Jun Lu, Larry Curtiss, Khalil Amine, Yang-Kook Sun*.
ChemPhysChem, 15, 2070-2076 (2014)