▷ 2023

▷ 2021

▷ 2020

▷ 2019

Indirect-To-Direct Band Gap Transition of One-Dimensional V2Se9: Theoretical Study with Dispersion Energy Correction

Weon-Gyu Lee, Sudong Chae, You Kyoung Chung, Won-Sub Yoon, Jae-Young Choi, and Joonsuk Huh

1. ACS Omega, 4, 18392−18397 (2019)

Low Iridium Content Confined Inside Co3O4 Hollow Sphere for Superior Acidic Water Oxidation

Ngoc Quang Tran, Thi Anh Le, Hyunwoo Kim, Yeseul Hong, Yunhee Cho, G. Hwan Park, Hyunjung Kim, Meeree Kim, Jinju Lee, Won-Sub Yoon, and Hyoyoung Lee

ACS Sustainable Chem. Eng.,7, 19, 16640-16650 (2019) 

Pore-interconnected hollow (Sn,Ti)O2 solid-solution nanoparticles for lithium-ion battery anode materials

Ji Hyun Um, Joohyun Lim, Katharina Hengge, Christina Scheu, Won-Sub Yoon, Jin-Kyu Lee, Yung-Eun Sung

Composites Part B ,166 ,613–620 (2019)

O3-type NaNi1/3Fe1/3Mn1/3O2 layered cathode for Na-ion batteries: Structural evolution and redox mechanism upon Na (de) intercalation

Mihee Jeong, Hayeon Lee, Jaesang Yoon, Won-Sub Yoon

Journal of Power Sources, 439, 227064 (2019)

Mi Ru Jo, Yunok Kim, Junghoon Yang, Mihee Jeong, Kyeongse Song, Yong-Il Kim,

Jin-Myoung Lim, Maenghyo Cho, Jae-Hyun Shim, Young-Min Kim, Won-Sub Yoon,

Yong-Mook Kang

Nature communications, 10, 3385 (2019)

Highly Efficient Nanocarbon Coating Layer on the Nanostructured Copper Sulfide-Metal Organic Framework Derived Carbon for Advanced Sodium-Ion Battery Anode

Chiwon Kang, Yongwoo Lee, Ilhwan Kim, Seungmin Hyun, Tae Hoon Lee, Soyeong Yun, Won-Sub Yoon, Youngkwang Moon, Jinkee Lee, Sunkook Kim, Hoo-Jeong Lee

Materials, 12, 1324 (2019)

Carbon-Coated Supraballs of Randomly Packed LiFePO4 Nanoplates for High Rate and Stable Cycling of Li-Ion Batteries

Virendra Patil, Woong Oh, Jong Won Yoo, Lyongsun Pu, Jong Hyeok Park, Won-Sub Yoon, Gi-Ra Yi

Part. Part. Syst. Charact., 1900149 (2019)

Phase Dynamics on Conversion-Reaction Based Tin-Doped Ferrite Anode for Next Generation Lithium Batteries

Ji Hyun Um, Kowsalya Palanisamy, Mihee Jeong, Hyunchul Kim, Won-Sub Yoon

ACS Nano, 13, 5674-5685 (2019)

Mechanistic studies on reversible conversion reaction in Li₂MnO₃-carbon nanotube composite anode

Shoaib Muhammad, Soyeong Yun, Kowsalya Palanisamy, Hyunchul Kim, Won-Sub Yoon

Journal of Power Sources, 423, 323-330 (2019)

Recent Progress on Sodium Vanadium Fluorophosphates for High Voltage Sodium-Ion Battery Application

Subramanian Yuvaraj, Woong Oh, Won-Sub Yoon

Journal of Electrochemical Science and Technology, 10(1), 1-13 (2019)

Structural and Electrochemical Kinetic Properties of 0.5Li2MnO3∙0.5LiCoO2 Cathode Materials with Different Li2MnO3 Domain Sizes

Songyoot Kaewmala, Wanwisa Limphirat, Visittapong Yordsri, Hyunwoo Kim, Shoaib Muhammad, Won-Sub Yoon, Sutham Srilomsak, Pimpa Limthongkul, Nonglak Meethong

Scientific Reports, 9, 427 (2019)

Hierarchically structured nanoporous copper for use as lithium-ion battery anode

Gigap Han, Ji Hyun Um, Hyeji Park, Kicheol Hong, Won-Sub Yoon, Heeman Choe

Scripta Materialia, 163, 9-13 (2019)

Amorphous germanium oxide nanobubbles for lithium-ion battery anode

Seh-Yoon Lim, Wonseok Jang, Soyeong Yun, Won-Sub Yoon, Jae-Young Choi, Dongmok Whang

Materials Research Bulletin, 110, 24-31 (2019)

Comparative study of bulk and nano-structured mesoporous SnO2 electrodes on the electrochemical performances for next generation Li rechargeable batteries

Hyunchul Kim, Dong-Seok Yang, Ji Hyun Um, Mahalingam Balasubramanian, Jaeseung Yoo, Hyunwoo Kim, Su Bin Park, Ji Man Kim, Won-Sub Yoon

Journal of Power Sources, 413, 241-249 (2019)

A facile and surfactant-free synthesis of porous hollow λ-MnO2 3D nanoarchitectures for lithium ion batteries with superior performance

Hyunwoo Kim, Nulu Venugopal, Jaesang Yoon, Won-Sub Yoon

Journal of alloys and compounds, 778, 37-46 (2019)

▷ 2018

A New Strategy for High-Voltage Cathodes for K-Ion Batteries: Stoichiometric KVPO4F

Haegyeom Kim, Dong-Hwa Seo, Matteo Bianchini, Raphaële J. Clément, Hyunchul Kim, Jae Chul Kim, Yaosen Tian, Tan Shi, Won-Sub Yoon, Gerbrand Ceder

Advanced Energy Material, 1801591, (2018)

From grass to battery anode: agricultural biomass, hemp-derived carbon for lithium storage

Ji Hyun Um, Chi-Yeong Ahn, Jinsoo Kim, Mihee Jeong, Yung-Eun Sung, Yong-Hun Cho, Seung-Soo Kim, Won-Sub Yoon

RSC advances, 8, 32231, (2018)

Revisiting Solid Electrolyte Interphase on the Carbonaceous Electrodes Using Soft X-ray Absorption Spectroscopy

Yunok Kim, Dae Sik Kim, Ji Hyun Um, Jaesang Yoon, Ji Man Kim, Hansu Kim, Won-Sub Yoon

ACS Appl. Mater. Interfaces, 10, 29992-29999, (2018)

Porous supraparticles of LiFePO4 nanorods with carbon for high rate Li-ion batteries

Jong Won Yoo, Kan Zhang, Virendra Patil, Jeong Taik Lee, Dae-Woong Jung, Lyong Sun Pu, Woong Oh, Won-Sub Yoon, Jong Hyeok Park, Gi-Ra Yi

Materials Express, 8, 316-324, (2018)

Direct observation of pseudocapacitive sodium storage behavior in molybdenum dioxide anodes

Hyunchul Kim⁠, Suhan Son⁠⁠, ⁠Woon Ih Choi⁠, Gwi Ok Park⁠, Yunok Kim⁠, Hyunwoo Kim⁠, Mihee Jeong, Hyo Sug Lee⁠, Ji Man Kim⁠, Won-Sub Yoon

Journal of Power Sources, 397, 113-123, (2018)

Enhancement of the interfacial reaction on mesoporous RuO2 for next generation Li batteries

Yunok Kim, Jeasang Yoon, Gwi Ok Park, Su Bin Park, Hyunchul Kim, Ji Man Kim, Won-Sub Yoon

Journal of Power Sources, 396, 749-753, (2018)

Further utilization of a Mn redox reaction via control of structural disorder in olivine systems

Yunok Kim, Jaeseung Yoo, Donghyuk Jang, Shoaib Muhammad, Mihee Jeong, Woosung Choi, Won-Sub Yoon

Journal of Materials Chemistry A, 6, 13743, (2018)

Biomass Waste, Coffee Grounds-derived Carbon for Lithium Storage

Ji Hyun Um, Yunok Kim, Chi-Yeong Ahn, Jinsoo Kim, Yung-Eun Sung, Yong-Hun Cho, Seung-Soo Kim, Won-Sub Yoon

Journal of Electrochemical Science and Technology, 9(3), 163-168, (2018)

Characterization and Control of Irreversible Reaction in Li-Rich Cathode during the Initial Charge Process

HyeJin Lee, Suk Bum Lim, Jin Young Kim, Mihee Jeong, Yong Joon Park, Won-Sub Yoon

ACS Appl. Mater. Interfaces, 10, 10804−10818, (2018)

Non-aqueous quasi-solid electrolyte for use in supercapacitors

Ji Su Chae, Ha-Na Kwon, Won-Sub Yoon, Kwang Chul Roh

Journal of Industrial and Engineering Chemistry, 59, 192–195, (2018)

Synergistic effect of nano-Pt and Ni spine for HER in alkaline solution hydrogen spillover from nano-Pt to Ni spine

Syed Asad Abbas, Seong-Hoon Kim, Muhammad Ibrahim Iqbal, Shoaib Muhammad, Won-Sub Yoon, Kwang-Deog Jung

Scientific Reports, 8:2986, (2018)

Exceptional Lithium Storage in a Co(OH)2 Anode: Hydride Formation

Hyunchul Kim, Woon Ih Choi, Yoonjung Jang, Mahalingam Balasubramanian, Wontae Lee, Gwi Ok Park, Su Bin Park, Jaeseung Yoo, Jin Seok Hong, Youn-Suk Choi, Hyo Sug Lee, In Tae Bae, Ji Man Kim, and Won-Sub Yoon

ACS Nano, 12, 2909-2921, (2018)

▷ 2017

NaF–FeF2 nanocomposite: New type of Na-ion battery cathode material

Insang Hwang, Sung-Kyun Jung, Eun-Suk Jeong, Hyunchul Kim, Sung-Pyo Cho, Kyojin Ku, Hyungsub Kim, Won-Sub Yoon, Kisuk Kang

Nano Research, 10, 4388-4397, (2017) 

Electronic structural studies on the improved thermal stability of Li(Ni0.8Co0.15Al0.05)O2 by ZrO2 coating for lithium ion batteries

Ji‑Young Kim, Sang Hoon Kim, Dong Hyun Kim, Dieky Susanto, Se Young Kim, Won‑Young Chang, Byung Won Cho, Won‑Sub Yoon, Seong Min Bak, Xiao Qing Yang, Kyung Wan Nam, Kyung Yoon Chung

1. Journal of Applied Electrochemistry, 47, 565-572, (2017) 

Loose-fit graphitic encapsulation of silicon nanowire for one-dimensional Si anode design

Seh-Yoon Lim, Sudong Chae, Su-Ho Jung, Yuhwan Hyeon, Wonseok Jang, Won-Sub Yoon, Jae-Young Choi, Dongmok Whang

Journal of Materials Science & Technology, 33, 1120-1127, (2017)

Zr-doping effect on the capacity retention of LiNi0.5Mn1.5O4–δ cycled between 5.0 and

1.0 V: In situ synchrotron X-Ray diffraction study

Jaesang Yoon, Mihee Jeong, In Tae Bae, Kyung-Wan Nam, Won-Sub Yoon

Journal of Power Sources, 368, 1-10, (2017)

Solvent-polarity-induced hematite (α-Fe2O3) nanostructures for lithium-ion battery and 

photoelectrochemical applications

Rajendra C. Pawar, Ji Hyun Um, Suhee Kang, Won-Sub Yoon, Heeman Choe, Caroline S. Lee

Electrochimica Acta, 245, 643-653 (2017)

146

A biocompatible implant electrode capable of operating in body fluids for energy storage devices

Ji Su Chae, Nam-Su Heoc, Cheol Hwan Kwak, Wan-Seob Cho, Geun Hee Seol, Won-Sub Yoon, Hyun-Kyung Kim, Derek John Fray, A.T. Ezhil Vilian, Yong-Kyu Han, Yun Suk Huh, Kwang Chul Roh

Nano Energy, 34, 86-92 (2017) 

Processing and characterization of titanium dioxide grown on titanium foam for potential use as Li-ion electrode

Hyelim Choi, Hyeji Park, Ji Hyun Um, Won-Sub Yoon, Heeman Choe

Applied Surface Science, 411, 363-367 (2017) 

A Simple Synthesis of Co3O4 Nanoparticles Decorated on Multiwalled Carbon Nanotubes Hybrid Material for Rechargeable Li-Ion and Li-Air Batteries

Nulu Venugopal, Jaeseung Yoo, Won-Sub Yoon

Journal of Nanoscience and Nanotechnology, 17, 3390-3396 (2017) 

Hierarchical micro-lamella-structured 3D porous copper current collector coated with tin for advanced lithium-ion batteries

Applied Surface Science, 399, 132-138, (2017) 

Anode Design Based on Microscale Porous Scaffolds for Advanced Lithium Ion Batteries

Hyeji Park, Hyelim Choi, Kyungju Nam, Sukyung Lee, Ji Hyun Um, Kyungbae Kim, Jae-Hun Kim, Won-Sub Yoon, Heeman Choe

Journal of Electronic Materials, (2017)

Lithium-free transition metal monoxides for positive electrodes in lithium-ion batteries

Sung-Kyun Jung, Hyunchul Kim, Min Gee Cho, Sung-Pyo Cho, Byungju Lee, Hyungsub Kim, Young-Uk Park, Jihyun Hong, Kyu-Young Park, Gabin Yoon, Won Mo Seong, Yongbeom Cho, Myoung Hwan Oh, Haegyeom Kim, Hyeokjo Gwon, Insang Hwang, Taeghwan Hyeon, Won-Sub Yoon, Kisuk Kang 

Nature Energy, 2, 16208 (2017)  

Synthesis and electrochemical properties of dual doped spinels LiNixAlyMn2-x-yO4 via facile novel chelated sol-gel method as possible cathode material for lithium rechargeable batteries

Journal of Energy Chemistry, 26, 101-114 (2017)

▷ 2016

Lithium-excess olivine electrode for lithium rechargeable batteries

Energy & Environmental Science, 9, 2902, (2016)

Mesoporous transition metal dichalcogenide ME2 (M = Mo, W; E = S, Se) with 2-D layered crystallinity as anode materials for lithium ion batteries

RSC Advances, 6, 14253 (2016)   

Effect of local structural changes on rate capability of LiNi0.5Mn1.5O4−δ cathode material for lithium ion batteries

 Journal of Alloys and Compounds, 686, 593-600 (2016)

Porous V2O5/RGO/CNT hierarchical architecture as a cathode material: Emphasis on the contribution of surface lithium storage

Scientific Reports, 6, 31275 (2016)

In situ analyses for ion storage materials

Chemical Society Reviews (2016)

Understanding Origin of Voltage Hysteresis in Conversion Reaction for Na Rechargeable Batteries: The Case of Cobalt Oxides

Advanced Functional Materials, 26, 5042-5050 (2016)

Cerotic acid assisted sol-gel synthesis and electrochemical performance of double doped spinels (LiCrxMgyMn2-x-yO4) as cathode materials for lithium rechargeable batteries

R. Thirunakaran, Gil Hwan Lew, Won-Sub Yoon

Powder Technology, 301, 197-210 (2016) 

Novel chelating agent assisted dual doped spinel via sol–gel method for lithium rechargeable batteries

Journal of Electroanalytical chemistry, 767, 141-152 (2016)  

Discovering a dual-buffer effect for lithium storage: Durable nanosturctured ordered mesoporous Co-Sn intermetallic electrodes

Advanced Functional Materials, 26, 2800-2808 (2016)

Discovery of abnormal lithium storage sites in molybdenum dioxide electrodes

Jeong Kuk Shon, Hyo Sug Lee, Gwi Ok Park, Jeongbae Yoon, Eunjun Park, Gyeong Su Park, Soo Sung Kong, Mingshi Jin, Jae-Man Choi, Hyuk Chang, Seokgwang Doo, Ji Man Kim, Won-Sub Yoon, Chanho Pak, Hansu Kim,Galen D. Stucky

Nature Communications, 7, 11049 (2016) 

Evidence of reversible oxygen participation in anomalously high capacity Li- and Mn-rich cathodes for Li-ion batteries

Shoaib Muhammad, Hyunchul Kim, Yunok Kim, Donghwi Kim, Jay Hyok Song, Jaegu Yoon, Jin-Hwan Park, Sung-Jin Ahn, Sun-Ho Kang, Michael M. Thackeray, Won-Sub Yoon

Nano Energy, 21, 172-184 (2016)  

Sol-Gel Synthesis Using Novel Chelating Agent and Electrochemical Characterization of Binary Doped LiMn2O4 Spinel as Cathode Material for Lithium Rechargeable Batteries

Ramasamy Thirunakaran, Gil Hwan Lew, Won-Sub Yoon

World Journal of Nano Science and Engineering, 6, 1-19 (2016)

▷ 2015

Sodium intercalation chemistry in graphite

Energy & Environmental Science, 8, 2963-2969 (2015)  

Rational syntheses of core–shell Fe@(PtRu) nanoparticle electrocatalysts for the methanol oxidation reaction with complete suppression of CO-poisoning and highly enhanced activity

Md. Abdul Martin, Eunjik Lee, Hyunchul kim, Won-Sub Yoon and Young-Uk Kwon

Journal of Materials Chemistry A, 3, 17154-17164 (2015)  

Probing the additional capacity and reaction mechanism of the RuO2 anode in lithium rechargeable batteries

CHEMSUSCHEM, 8, 2378-2384 (2015)  

High performance flexible lead-free nanocomposite piezoelectric nanogenerator for biomechanical energy harvesting and storage

Saqid Siddiqui, Do-Il Kim, Le Thai Duy, minh Triet Nguyen, Shoaib Muhammad, Won Sub Yoon, Nae Eung Lee

Nano Energy, 15, 177-185 (2015)

In Operando monitoring of the pore dynamic in ordered mesoporous electrode materials b small angle X-ray scattering

Gwi Ok Park, Jeongbae Yoon, Eunjun Park, Su Bin Park, Hyunchul Kim, Kyoung Ho Kim, Xing Jin, Tae Joo Shin, Hansu Kim, Won Sub yoon, Ji Man Kim

ACS NANO, 9 (5), 5470-5477 (2015)   

Cu-Li2MnSiO4-polyaniline composite hybrids as high performance cathode for lithium batteries

Journal of Alloys and Compounds, 630, 292-298 (2015)  

Deciphering the thermal behavior of lithium rich cathode material by in situ X-ray diffraction technique

Shoaib Muhammad, Sangwoo Lee, Hyunchul Kim, Jeongbae Yoon, Donghyuk Jang, Kaegu Yoon, Jim-Hwan Park, Won-Sub Yoon

Journal of Power Sources, 285, 156-160 (2015)  

Ultrathin Supercapacitor Electrodes with High Volumetric Capacitance and Stability Using Direct Covalent-Bonding between Pseudocapacitive Nanoparticles and Conducting Materials

Yongmin Ko, Dongyeeb Shin, Bonkee koo, Seung Woo Lee, Won-Sub Yoon, Jinhan Cho

Nano Energy, 12, 612-625 (2015) 

Incorporation of PEDOT:PSS into SnO2/reduced graphene oxide nanocomposite anodes for lithiumion batteries to chieve ultra-high capacity and cyclic stability

Md. Selim Arif Sher Shah, Shoaib Muhammad, Jong Hyeok Park, Won-Sub Yoon, Pil J. Yoo

RSC Advances, 5, 13964–13971 (2015) 

Self-assembled porous MoO2/graphene microspheres towards high performance anodes for lithium ion batteries

Kowsalya Palanisamy, Yunok Kim, Hansu Kim, Ji Man Kim, Won-Sub Yoon 

Journal of Power Sources, 275, 351-361 (2015) 

Zinc and aluminium: glutamic acid assisted dual-dopd LiMn2O4 spinels via sol-gel method as cathode material for use in lithium rechargeable batteries

Thirunakaran R, Taewhan Kim, Won-Sub Yoon

Journal of Sol-Gel Science and Technology, 73 (1), 62-71 (2015) 

▷ 2014

New Insight into the Reaction Mechanism for Exceptional Capacity of Ordered Mesoporous SnO2 Electrode via Synchrotron-based X-ray Analysis

Hyunchul Kim, Gwi Ok Park, Yunok Kim, Shoaib Muhammad, Jaeseung Yoo, Mahalingam Balasubramanian, Yong-Hun Cho, Min-Gyu Kimd, Byungju Lee, Kisuk Kang, Hansu Kim, Ji Man Kim, Won-Sub Yoon

Chemistry of Materials, 26 (22), 6361-6370 (2014) 

Understanding the exceptional elevated temperature performance of high voltage LiNi0.5Mn1.5O4 cathodes by LiFePO4 modification

Won Hee Jang, Min Chul Kim, Shin Ho Kim, Vanchiappan Aravindan,Woo Seong Kim, Won-Sub Yoon, Yun-Sung Lee

Electrochimica Acta, 137, 404–410 (2014)

In situ soft XAS study on nickel-based layered cathode material at elevated temperatures: A novel approach to study thermal stability

Won-Sub Yoon, Otto Haas, Shoaib Muhammad, Hyunchul Kim, Wontae Lee, Donghwi Kim1, Daniel A. Fischer, Cherno Jaye, Xiao-Qing Yang, Mahalingam Balasubramanian, Kyung-Wan Nam

Scientific Reports, 4, 6827 (2014)

The reaction mechanism and capacity degradation model in lithium insertion organic cathodes, Li2C6O6, using combined experimental and first principle studies

Haegyeom Kim, Dong-Hwa Seo, Gabin Yoon, William A. Goddard Ⅲ, Yun Sung Lee, Won-Sub Yoon, and Kisuk Kang

The Journal of Physical Chemistry Letters, 5 (17), 3086-3092 (2014) 

Enhanced high-temperature cycling of Li2O-2B2O3-coated spinel-structured LiNi0.5Mn1.5O4 cathode material for application to lithium-ion batteries

Ji Su Chae, Seung-Beom Yoon, Won-Sub Yoon, Yong-Mook Kang, Sun-Min Park, Jae-Won Lee, Kwang Chul Roh 

Journal of Alloys and Compounds, 601, 217-222 (2014) 

Synthesis and electrochemical characterization on dual-doped LiCoO2 via green chemistry method for lithium rechargeable batteries

Journal of Applied Electrochemistry, 44 (6), 709-718 (2014)  

Lithium-Ion Transport through a Tailored Disordered Phase on the LiNi0.5Mn1.5O4 Surface for High-Power Cathode Materials

Mi Ru Jo, Yong-Il Kim, Yunok Kim, Ji Su Chae, Kwang Chul Roh, Won-Sub Yoon, and Yong-Mook Kang 

ChemSusChem, 7 (8), 2248-2254 (2014)

Microwave-assisted hydrothermal synthesis of electrochemically active nano-sized Li2MnO3 dispersed on carbon nanotube network for lithium ion batteries 

Journal of Alloys and Compounds, 591, 356-361 (2014)   

Reversible phase transformation of titania (anatase) nanotubes upon electrochemical lithium-intercalation observed by ex situ transmission electron microscopy 

Sovan Kumar Panda, Sorae Lee, Won-Sub Yoon, Hyunjung Shin

Journal of Power Sources, 249, 59-65 (2014)   

▷ 2013

Crystal and local structure studies of LiFe0.48Mn0.48Mg0.04PO4 cathode material for lithium rechargeable batteries 

Donghyuk Jang, Kowsalya Palanisamy, Jeongbae Yoon, Yunok Kim, Won-Sub Yoon 

Journal of Power Sources, 244, 581-585 (2013)   

Entangled Germanium Nanowires and Graphite Nanofibers for the Anode of Lithium-Ion Batteries 

Sun-Hwak Woo, Soo Jeong Choi, Jin-Hwan Park, Won-Sub Yoon, Sung Woo Hwang and Dongmok Whang 

Journal of the Electrochemical Society, 160 (1), A112-A116 (2013)   

Study on structure and electrochemical properties of carbon-coated monoclinic Li3V2(PO4)3 using synchrotron based in situ X-ray diffraction and absorption 

Jeongbae Yoon, Shoaib Muhammad, Donghyuk Jang, N. Sivakumar, Jaeyoon Kim, Won-Hee Jang, Yun-Sung Lee, Young-Uk Park, Kisuk Kang, Won-Sub Yoon

Thermal stability of charged LiNi0.5Co0.2Mn0.3O2 cathode for Li-ion batteries investigated by synchrotron based in situ X-ray diffraction 

Yong-Hun Cho, Donghyuk Jang, Jeongbae Yoon, Hyunchul Kim, Tae Kyu Ahn, Kyung-Wan Nam, Yung-Eun Sung, Woo-Seong Kim, Yun-Sung Lee, Xiao-Qing Yang, Won-Sub Yoon 

Journal of Alloys and Compounds, 562, 219-223 (2013)   

Understanding the Electrochemical Mechanism of the New Iron-Based Mixed-Phosphate Na4Fe3(PO4)(2)(P2O7) in a Na Rechargeable Battery 

Hyungsub Kim, Inchul Park, Seongsu Lee, Hyunchul Kim, Kyu-Young Park, Young-Uk Park, Haegyeom Kim, Jongsoon Kim, Hee-Dae Lim, Won-Sub Yoon, and Kisuk Kang

Chemistry of Materials, 25 (18), 3614-3622 (2013)   

▷ 2012

Carbon supported, Al doped-Li3V2(PO4)3 as a high rate cathode material for lithium-ion batteries 

A. R. Cho, J. N. Son, V. Aravindan, H. Kim, K. S. Kang, W. S. Yoon, W. S. Kim and Y. S. Lee 

Journal of Materials Chemistry, 22 (14), 6556-6560 (2012)   

Exceptional electrochemical performance of freestanding electrospun carbon nanofiber anodes containing ultrafine SnOx particles 

Biao Zhang, Yang Yu, Zhendong Huang, Yan-Bing He, Donghyuk Jang, Won-Sub Yoon, Yiu-Wing Mai, Feiyu Kang and Jang-Kyo Kim 

Energy & Environmental Science, 5 (12), 9895-9902 (2012)   

Nanoscale size effect of titania (anatase) nanotubes with uniform wall thickness as high performance anode for lithium-ion secondary battery 

Sovan K. Panda, Youngjin Yoon, Hyun-Suk Jung, Won-Sub Yoon, and Hyunjung Shin

Journal of Power Sources, 204, 162-167 (2012)   

Stability characteristics of Pt1Ni1/C as cathode catalysts in membrane electrode assembly of polymer electrolyte membrane fuel cell 

Yong-Hun Cho, Tae-Yeol Jeon, Sung Jong Yoo, Kug-Seung Lee, Minjeh Ahn, Ok-Hee Kim, Yoon-Hwan Cho, Ju Wan Lim, Namgee Jung, Won-Sub Yoon, Heeman Choe, Yung-Eun Sung 

Electrochimica Acta, 59, 264-269, (2012)   

Structural study of the coating effect on the thermal stability of charged MgO-coated LiNi0.8Co0.2O2 cathodes investigated by in situ XRD 

Won-Sub Yoon, Kyung-Wan Nam, Donghyuk Jang , Kyung Yoon Chung , Jonathan Hanson,Jin-Ming Chen, Xiao-Qing Yang 

Journal of Power Sources, 217, 128-134 (2012)   

The dependence of performance degradation of membrane electrode assembly on platinum loading in polymer electrolyte membrane fuel cell 

Yong-Hun Cho, Ju Wan Lim, Yun Sik Kang, Yoon-Hwan Cho, Ok-Hee Kim, Nak-Hyun Kwon, Oh Joong Kwon, Won-Sub Yoon, Heeman Choe, Yung-Eun Sung

International Journal of Hydrogen Energy, 37 (3), 2490-2497 (2012)   

The kinetic effect on structural behavior of mixed LiMn2O4-LiNi1/3Co1/3Mn1/3O2 cathode materials studied by in situ time-resolved X-ray diffraction technique 

Won-Sub Yoon, Kyung-Wan Nam, Donghyuk Jang, Kyung Yoon Chung, Yong-Hun Cho, Seungdon Choi, Jonathan C. Hanson, Xiao-Qing Yang

Electrochemistry Communications, 15 (1), 74-77 (2012)   

▷ 2011

Comparative studies on C-coated and uncoated LiFePO(4) cycling at various rates and temperatures using synchrotron based in situ X-ray diffraction 

Ho Chul Shin, Kyung Wan Nam, Won Young Chang, Byung Won Cho, Won-Sub Yoon, Xiao-Qing Yang, Kyung Yoon Chung

Electrochimica Acta, 56 (3), 1182-1189 (2011)   

Electrochemical Performance and ex situ Analysis of ZnMn2O4 Nanowires as Anode Materials for Lithium Rechargeable Batteries 

Sung-Wook Kim, Hyun-Wook Lee, Pandurangan Muralidharan, Dong-Hwa Seo, Won-Sub Yoon, Do Kyung Kim, and Kisuk Kang

Nano Research, 4 (5), 505-510 (2011)   

Formation of an SEI on a LiMn2O4 cathode during room temperature charge-discharge cycling studied by soft X-ray absorption spectroscopy at the Fluorine K-edge 

Kyung Yoon Chung, Won-Sub Yoon, Kwang-Bum Kim, Byung-Won Cho, Xiao-Qing Yang 

Journal of Applied Electrochemistry, 41 (11), 1295-1299 (2011)   

Improved Rate Capability of Li/Li(3)V(2)(PO(4))(3) Cell for Advanced Lithium Secondary Battery 

Hyun-He Lim, A-Ra Cho, Nagarajan Sivakumar, Woo-Seong Kim, Won-Sub Yoon, and Yun-Sung Lee

Bulletin of the Korean Chemical Society, 32 (5), 1491-1494 (2011)   

Influence of carbon towards improved lithium storage properties of Li(2)MnSiO(4) cathodes 

V. Aravindan, K. Karthikeyan, K. S. Kang, W. S. Yoon, W. S. Kim and Y. S. Lee 

Journal of Materials Chemistry, 21 (8), 2470-2475 (2011)   

Nanostructured MgFe(2)O(4) as anode materials for lithium-ion batteries 

N. Sivakumar, S.R.P.Gnanakan, K.Karthikeyan, S.Amaresh, W.S.Yoon, G.J.Park, Y.S.Lee

Journal of Alloys and Compounds, 509 (25), 7038-7041 (2011)   

Performance and stability characteristics of MEAs with carbon-supported Pt and Pt1Ni1 nanoparticles as cathode catalysts in PEM fuel cell 

Yong-Hun Cho, Tae-Yeol Jeon, Ju Wan Lim, Yoon-Hwan Cho, Minjeh Ahnb, Namgee Jung, Sung Jong Yoo, Won-Sub Yoon, Yung-Eun Sung 

International Journal of Hydrogen Energy, 36 (7), 4394-4399 (2011)   

Preparation of MEA with the Polybenzimidazole Membrane for High Temperature PEM Fuel Cell 

Yong-Hun Cho, Sung-Kon Kim, Tae-Ho Kim, Yoon-Hwan Cho, Ju Wan Lim, Namgee Jung, Won-Sub Yoon, Jong-Chan Lee, and Yung-Eun Sung

Electrochemical and Solid State Letters, 14 (3), B38-B40 (2011)   

▷ 2010

Characteristics and performance of membrane electrode assemblies with operating conditions in polymer electrolyte membrane fuel cell 

Yong-Hun Cho, Sung Jong Yoo, In-Su Park, Tae-Yeol Jeon, Yoon-Hwan Cho, Ju Wan Lim,  Oh Joong Kwon, Won-Sub Yoon, Yung-Eun Sung

Electrochimica Acta, 56 (2), 717-721 (2010)   

Electrochemically active silver molybdenum oxyfluoride perovskite: Synthesis and in situ electrochemical characterization 

W. Tong, W.-S. Yoon, G.G. Amatucci 

Journal of Power Sources, 195 (19), 6831-6838 (2010)   

Enhancement of polymer electrolyte membrane fuel cell performance by boiling a membrane electrode assembly in sulfuric acid solution 

Yong-Hun Cho, Jinho Kim, Sung Jong Yoo, Tae-Yeol Jeon, Minjeh Ahn, Namgee Jung, Yoon-Hwan Cho, Ju Wan Lim, Joong Kee Lee, Won-Sub Yoon, Yung-Eun Sung 

Journal of Power Sources, 195 (18), 5952-5956 (2010)   

Ge-incorporation into 6-line ferrihydrite nanocrystals 

Yungoo Song, Bui Hoang Bac, Young-Boo Lee, Myung Hun Kim, Won-Sub Yoon, Jeong Hun Kim, Hi-Soo Moon

Crystengcomm, 12 (7), 1997-2000 (2010)   

Hierarchical Titania Nanotubes with Self-Branched Crystalline Nanorods 

Changdeuck Bae, Youngjin Yoon, Won-Sub Yoon, Jooho Moon, Jiyoung Kim, and Hyunjung Shin

In situ X-ray absorption spectroscopic investigation of the electrochemical conversion reactions of CuF(2)-MoO(3) nanocomposite 

A.N. Mansour , F.Badway, W.-S.Yoon, K.Y.Chung, G.G.Amatucci 

Journal of Solid State Chemistry, 183 (12), 3029-3038 (2010)   

Investigation of the Structural Changes in Li[Ni(y)Mn(y)Co((1-2y))]O(2) (y=0.05) upon Electrochemical Lithium Deintercalation 

Dongli Zeng, Jordi Cabana, Won-Sub Yoon, and Clare P. Grey 

Chemistry of Materials, 22 (3), 1209-1219 (2010)   

Performance enhancement of membrane electrode assemblies with plasma etched polymer electrolyte membrane in PEM fuel cell 

Yong-Hun Cho, Jin Woo Bae, Yoon-Hwan Cho, Ju Wan Lim, Minjeh Ahn, Won-Sub Yoon, Nak-Hyun Kwon, Jae Young Jho, Yung-Eun Sung 

International Journal of Hydrogen Energy, 35 (19), 10452-10456 (2010)   

Preparation of LiCoPO(4) and LiFePO(4) coated LiCoPO(4) materials with improved battery performance 

I.C. Jang, H.H. Lim, S.B. Lee, K. Karthikeyan, V. Aravindan, K.S. Kang, W.S. Yoon, W.I. Cho, Y.S. Lee

Journal of Alloys and Compounds, 497 (1-2), 321-324 (2010)   

Structural complexity of layered-spinel composite electrodes for Li-ion batteries 

Jordi Cabana, Christopher Johnson, Xiao-Qing Yang, Kyung-Yoon Chung, Won-Sub Yoon, Shun-Ho Kang, Maichael Thackeray, Clare Grey

Journal of Materials Research, 25 (8), 1601-1616 (2010)   

▷ 2009

A Novel Silver Molybdenum Oxyfluoride Perovskite as a Cathode Material for Lithium Batteries 

W. Tong, W.-S. Yoon, N. M. Hagh, G. G. Amatucci 

Chemistry of Materials, 21 (10), 2139-2148 (2009)   

Comparative study of Li(Li(1/3)Ti(5/3))O(4) and Li(Ni(1/2-x)Li(2x/3)Ti(x/3))Ti(3/2)O(4) (x=1/3) anodes for Li rechargeable batteries 

Jongsoon Kim, Sung-Wook Kim, Hyeokjo Gwon, Won-Sub Yoon, and Kisuk Kang 

Electrochimica Acta, 54 (24), 5914-5918 (2009)   

Electrodeposited manganese oxides on three-dimensional carbon nanotube substrate: Supercapacitive behaviour in aqueous and organic electrolytes 

Kyung-Wan Nam, Chang-Wook Lee, Xiao-Qing Yang, Won-Sub Yoon, Kwang-Bum Kim

Journal of Power Sources, 188 (1), 323-331 (2009)   

Enhanced electrochemical lithium storage activity of LiCrO(2) by size effect 

G. X. Feng, L. F. Li, J. Y. Liu, N. Liu, H. Li, X. Q. Yang, X. J. Huang, L. Q. Chen, K. W. Nam, and W. S. Yoon

Journal of Materials Chemistry, 19 (19), 2993-2998 (2009)   

High rate capabilities induced by multi-phasic nanodomains in iron-substituted calcium cobaltite electrodes 

Young-Dae Ko, Jin-Gu Kang, Kyung Jin Choi, Jae-Gwan Park, Jae-Pyoung Ahn, Kyung Yoon Chung, Kyung-Wan Nam, Won-Sub Yoon and Dong-Wan Kim 

Journal of Materials Chemistry, 19, 1769–1924 (2009)

In situ X-ray absorption and diffraction studies of carbon coated LiFe(1/4)Mn(1/4)Co(1/4)Ni(1/4)PO(4) cathode during first charge 

Kyung-Wan Nam, Xiao-Jian Wang, Won-Sub Yoon, Hong Li, Xuejie Huang, Otto Haas, Jianming Bai, Xiao-Qing Yang 

Electrochemistry Communications, 11 (4), 913-916 (2009)   

In situ X-ray diffraction studies of mixed LiMn(2)O(4)-LiNi(1/3)Co(1/3)Mn(1/3)O(2) composite cathode in Li-ion cells during charge-discharge cycling 

yung-Wan Nam, Won-Sub Yoon, Hyungjung Shin, Kyung Yoon Chung, Seungdon Choi , and Xiao-Qing Yang

Journal of Power Sources, 192 (2), 652-659 (2009)   

Nano-sized lithium manganese oxide dispersed on carbon nanotubes for energy storage applications 

Sang-Bok Ma, Kyung-Wan Nam, Won-Sub Yoon, Seong-Min Bak, Xiao-Qing Yang, Byung-Won Cho, Kwang-Bum Kim

Electrochemistry Communications, 11 (8), 1575-1578 (2009)   

Nd2K2IrO7 and Sm2K2IrO7: Iridium(VI) Oxides Prepared under Ambient Pressure

Samuel J. Mugavero III, Mark D. Smith, Won-Sub Yoon, and Hans-Conrad zur Loye 

Angewandte Chemie-International Edition, 48 (1), 215-218 (2009)   

Novel concept of pseudocapacitor using stabilized lithium metal powder and non-lithiated metal oxide electrodes in organic electrolyte 

Kyung-Wan Nam, Sang-Bok Ma, Won-Sub Yoon, Xiao-Qing Yang, Kwang-Bum Kim

Electrochemistry Communications, 11 (6), 1166-1169 (2009)

Structural changes and thermal stability of charged LiNi(1/3)Co(1/3)Mn(1/3)O(2) cathode material for Li-ion batteries studied by time-resolved XRD 

Kyung-Wan Nam, Won-Sub Yoon, Xiao-Qing Yang 

Journal of Power Sources, 189 (1), 515-518 (2009)

The condition for the evolution of extra current peak in the cyclic voltammogram of Li(x)Mn(2)O(4) investigated by in situ bending beam method 

Kyung Yoon Chung, Jong Hee Kim, Won-Sub Yoon, Hyung Sun Kim, Byung Won Cho, Kwang-Bum Kim 

Electrochemistry Communications, 11 (1), 212-215 (2009)

The Fe K-edge X-ray absorption characteristics of La(1-x)Sr(x)FeO(3-delta) prepared by solid state reaction 

O. Haas, U.F. Vogt, C. Soltmann, A. Braun, W.-S. Yoon, X.Q. Yang, T. Graule 

Materials Research Bulletin, 44 (6), 1397-1404 (2009)   

The phase transition behaviors of Li(1-x)Mn(0.5)Fe(0.5)PO(4) during lithium extraction studied by in situ X-ray absorption and diffraction techniques 

Electrochemistry Communications, 11 (10), 2023-2026 (2009)

Unusual Lattice-Magnetism Connections in MnBi Nanorods 

Advanced Functional Materials, 19 (7), 1100-1105 (2009)   

▷ 2008

Electrochemical properties of manganese oxide coated onto carbon nanotubes for energy-storage applications 

Journal of Power Sources, 178 (1), 483-489 (2008)   

Electronic structural changes of the electrochemically delithiated LiFe0.5Co0.5PO4 cathode material studied by X-ray absorption spectroscopy 

Journal of Power Sources, 183 (1), 427-430 (2008)

Electronic structure and chemistry of iron-based metal oxide nanostructured materials: A NEXAFS investigation of BiFeO3, Bi2Fe4O9, alpha-Fe2O3, gamma-Fe2O3, and Fe/Fe3O4 

Tae-Jin Park, Sharadha Sambasivan, Daniel A. Fischer, Won-Sub Yoon, James A. Misewich, Stanislaus S. Wong 

Journal of Physical Chemistry C, 112 (28), 10359-10369 (2008)   

First-cycle irreversibility of layered Li-Ni-Co-Mn oxide cathode in Li-ion batteries 

Sun-Ho Kang, Daniel P. Abraham, Won-Sub Yoon, Kyung-Wan Nam, Xiao-Qing Yang

Electrochimica Acta, 54 (2), 684-689 (2008)  

Investigating the first-cycle irreversibility of lithium metal oxide cathodes for Li batteries 

Sun-Ho Kang, Won-Sub Yoon, Kyung-Wan Nam, Xiao-Qing Yang, Daniel P. Abraham

Journal of Materials Science, 43 (14) 4701-4706 (2008)  

New electrolytes for lithium ion batteries using LiF salt and boron based anion receptors 

L.F. Li, H.S. Lee, H. Li, X.Q. Yang, K.W. Nam, W.S. Yoon, J. McBreen, X.J. Huang 

Journal of Power Sources, 184 (2), 517-521 (2008)  

Pseudocapacitive properties of electrochemically prepared nickel oxides on 3-dimensional carbon nanotube film substrates 

Kyung-Wan Nam, Kwang-eon Heon Kim, Eun-Sung Lee, Won-Sub Yoon, Xiao-Qing Yang, Kwang-Bum Kim

Journal of Power Sources, 182 (2), 642-652 (2008)  

▷ 2007

A novel concept of hybrid capacitor based on manganese oxide materials 

Sang-Bok Ma, Kyung-Wan Nam, Won-Sub Yoon, Xiao-Qing Yang, Kyun-Young Ahn, Ki-Hwan Oh, Kwang-Bum Kim 

Electrochemistry Communications, 9 (12), 2807-2811 (2007)  

Cation ordering in Li[NixMnxCo(1-2x)]O-2-layered cathode materials: A nuclear magnetic resonance (NMR), pair distribution function, X-ray absorption spectroscopy, and electrochemical study 

Dongli Zeng, Jordi Cabana, Julien Bréger, Won-Sub Yoon and Clare P. Grey 

Chemistry of Materials, 19 (25), 6277-6289 (2007)  

Electronic structural changes of the electrochemically Li-ion deintercalated LiNi0.8Co0.15Al0.05O2 cathode material investigated by X-ray absorption spectroscopy 

Won-Sub Yoon, Kyung Yoon Chung, James McBreen, Daniel A. Fischer, and Xiao-Qing Yang

Journal of Power Sources, 174 (2), 1015-1020 (2007)  

In situ X-ray diffraction studies on the mechanism of capacity retention improvement by coating at the surface of LiCoO(2) 

Kyung Yoon Chung, Won-Sub Yoon, James McBreen, Xiao-Qing Yang, Si Hyoung Oh, Ho Chul Shin, Won Il Cho, and Byung Won Cho

Journal of Power Sources, 174 (2), 619-623 (2007)  

Structure and magnetism of the mono-layer hydrate Na0.3NiO2 center dot 0.7H(2)O 

S. Park, W.-S. Yoon, and T. Vogt

Solid State Communications, 142 (1-2), 75-79 (2007)  

▷ 2006

A comparative study on structural changes of LiCo1/3Ni1/3Mn1/3O2 and LiNi0.8Co0.15Al0.05O2 during first charge using in situ XRD 

Won-Sub Yoon, Kyung Yoon Chung, James McBreen, and Xiao-Qing Yang 

Electrochemistry Communications, 8 (8), 1257-1262 (2006)  

A study on the newly observed intermediate structures during the thermal decomposition of nickel-based layered cathode materials using time-resolved XRD 

Won-Sub Yoon, Jonathan Hanson, James McBreen, and Xiao-Qing Yang 

Electrochemistry Communications, 8 (5), 859-862 (2006)  

Changes in electronic structure of the electrochemically Li-ion deintercalated LiNiO2 system investigated by soft X-ray absorption spectroscopy 

Won-Sub Yoon, Kyung Yoon Chung, James McBreen, Daniel A. Fischer, and Xiao-Qing Yang

Journal of Power Sources, 163 (1), 234-237 (2006)  

Characterization of LiMn2O4-coated LiCoO2 film electrode prepared by electrostatic spray deposition 

Won-Sub Yoon, Kyung Yoon Chung, Kyung-Wan Nam, and Kwang-Bum Kim 

Journal of Power Sources, 163 (1), 207-210 (2006)  

Electronic structure of the electrochemically delithiated Li-1-xFePO4 electrodes investigated by P K-edge X-ray absorption spectroscopy 

Won-Sub Yoon, Kyung Yoon Chung, James McBreen, Karim Zaghib, and Xiao-Qing Yang 

Electrochemical and Solid State Letters, 9 (9), A415-A417 (2006)  

In situ XRD studies of the structural changes of ZrO2-coated LiCoO2 during cycling and their effects on capacity retention in lithium batteries 

Kyung Yoon Chung, Won-Sub Yoon, Hung Sui Lee, James McBreen, Xiao-Qing Yang Si Hyoung Oh, Woon Hyoung Ryu, Jae Lyong Lee, Won Il Cho, and Byung Won Cho

Journal of Power Sources, 163 (1), 185-190 (2006)  

Investigation of the lithiation and delithiation conversion mechanisms of bismuth fluoride nanocomposites 

Journal of the Electrochemical Society, 153 (4), A799-A808 (2006)  

Magnetic spin glass properties of the bi-layer hydrate Na(0.3)NiO(2)(.)1.3H(2)O

S. Park, K. Kang, W.-S. Yoon, A. R. Moodenbaugh, L. H. Lewis, and T. Vogt 

Solid State Communications, 139 (2), 60-63 (2006)  

Structural studies on the effects of ZrO2 coating on LiCoO2 during cycling using in situ X-ray diffraction technique

Kyung Yoon Chung, Won-Sub Yoon, James McBreen, Xiao-Qing Yang, Si Hyoung Oh, Ho Chul Shin, Won Il Cho, and Byung Won Cho

Journal of the Electrochemical Society, 153 (11), A2152-A2157 (2006)  

Studies of LiMn2O4 capacity fading at elevated temperature using in situ synchrotron X-ray diffraction 

Kyung Yoon Chung, Hung Sui Lee, Won-Sub Yoon, James McBreen, Xiao-Qing Yang 

Journal of the Electrochemical Society, 153 (4), A774-A780 (2006)  

Time-resolved XRD study on the thermal decomposition of nickel-based layered cathode materials for Li-ion batteries 

Won-Sub Yoon, Kyung Yoon Chung, Mahalingam Balasubramanian, Jonathan Hanson, James McBreen, and Xiao-Qing Yang 

Journal of Power Sources, 163 (1), 219-222 (2006)  

▷ 2005

Cation ordering in layered O3 Li[Ni(x)Li(1/3-2x/3)]Mn(2/3-x/3)]O(2) (0 <= x <= 1/2) compounds 

Y.S. Meng, G. Ceder, C. P. Grey, W.-S. Yoon, M. Jiang, J. Breger, and Y. Shao-Horn 

Chemistry of Materials, 17 (9), 2386-2394 (2005)  

Comparative studies between oxygen-deficient LiMn2O4 and Al-doped LiMn2O4 

K. Y. Chung, W. S. Yoon, Hung Sui Lee, X. Q. Yang, J. McBreen, B. H. Deng, X. Q. Wang, M. Yoshio, R. Wang, J. Gui, and M. Okada 

Journal of Power Sources, 146 (1-2), 226-231 (2005)  

Investigation of the charge compensation mechanism on the electrochemically Li-ion deintercalated Li1-xCo1/3Ni1/3Mn1/3O2 electrode system by combination of soft and hard x-ray absorption spectroscopy 

Won-Sub Yoon, Mahalingam Balasubramanian, Kyung Yoon Chung, Xiao-Qing Yang, James McBreen, Clare P. Grey, and Daniel A. Fischer 

Journal of the American Chemical Society, 127 (49), 17479-17487 (2005)  

Synthesis and characterization of Na0.3RhO2 center dot 0.6H(2)O - a semiconductor with a weak ferromagnetic component 

Sangmoon Park, Kyongha Kang, Weidong Si, Won-Sub Yoon, Yongjae Lee, Arnie Moodenbaugh, Laura Lewis, and Thomas Vogt 

Solid State Communications, 135 (1-2), 51-56 (2005)  

Time-resolved XRD study on the thermal decomposition of Li1-xNi0.8Co0.15Al0.05O2 cathode materials for Li-ion batteries 

Won-Sub Yoon, Mahalingam Balasubramanian, Xiao-Qing Yang, James McBreen, and Jonathan Hanson

Electrochemical and Solid State Letters, 8 (2), A83-A86 (2005)  

▷ 2004

A Combined NMR and XAS study on local environments and electronic structures of electrochemically Li-ion deintercalated Li1-xCo1/3Ni1/3Mn1/3O2 electrode system 

Won-Sub Yoon, Clare P. Grey, Mahalingam Balasubramanian, Xiao-Qing Yang, Daniel A. Fischer, and James McBreen 
 

Electrochemical activity of Li in the transition-metal sites of O3Li[Li(1-2x)/3Mn(2-x)/3Nix]O-2 

Clare P. Grey, Won-Sub Yoon, John Reed, and Gerbrand Ceder 

Electrochemical and Solid State Letters, 7 (9), A290-A293 (2004)  

Electrochemical and in situ synchrotron XRD studies on Al2O3-coated LiCoO2 cathode material 

Lijun Liu, Liquan Chen, Xuejie Huang, Xiao-Qing Yang, Won-Sub Yoon, H. S. Lee, and James McBreen 

Journal of the Electrochemical Society, 151 (9), A1344-A1351 (2004)  

Electrochemical and structural properties of xLi(2)M'O-3 center dot(1-x)LiMn0.5Ni0.5O2 eIectrodes for lithium batteries (M' = Ti, Mn, Zr; 0 <= x <= 0.3) 

J-S. Kim, C. S. Johnson, J. T. Vaughey, S. A. Hackney, Won-Sub Yoon, C. P. Grey and M. M. Thackeray

Chemistry of Materials, 16 (10), 1996-2006 (2004)  

Local structure and cation ordering in O3 lithium nickel manganese oxides with stoichiometry Li[NixMn(2-x)/3Li(1-2x)/3]O-2 - NMR studies and first principles calculations 

Won-Sub Yoon, Steven Iannopollo, Clare P. Grey, Dany Carlier, John Gorman, John Reed, and Gerbrand Ceder 

Suppression of structural fatigue by doping in spinel electrode probed by in situ bending beam method 

Kyung Yoon Chung, Won-Sub Yoon, Kwang-Bum Kim, Xiao-Qing Yang, and Seung Mo Oh 

Journal of the Electrochemical Society, 151 (3), A484-A492 (2004)  

Understanding the crystal structure of layered LiNi0.5Mn0.5O2 by electron diffraction and powder diffraction simulation 

Y.S. Meng, Gerbrand Ceder, Clare P. Grey, Won-Sub Yoon, and Yang Shao-Horn 

Electrochemical and Solid State Letters, 7 (6), A155-A158 (2004)  

▷ 2003

Changes in electronic structure of the electrochemically Li-ion deintercalated LiMn₂O₄ system investigated by soft X-ray absorption spectroscopy

Won-Sub Yoon, Kyung-Yoon Chung, Ki-Hwan Oh, and Kwang-Bum Kim 

Journal of Power Sources, 119, 706-709 (2003)  

In situ X-ray absorption spectroscopic study on LiNi_0.5Mn_0.5O₂ cathode material during electrochemical cycling 

Won-Sub Yoon, Clare P. Grey, Mahalingam Balasubramanian, Xiao-Qing Yang, and James McBreen

Chemistry of Materials, 15 (16), 3161-3169 (2003)  

Li-6 MAS NMR and in situ X-ray studies of lithium nickel manganese oxides 

Won-Sub Yoon, Namjun Kim, Xiao-Qing Yang, James McBreen, and Clare P. Grey

Journal of Power Sources, 119, 649-653 (2003)  

▷ 2002

Crystal structure changes of LiMn_0.5Ni_0.5O₂ cathode materials during charge and discharge studied by synchrotron based in situ XRD 

Xiao-Qing Yang, James McBreen, Won-Sub Yoon, and Clare P. Grey 

Electrochemistry Communications, 4 (8), 649-654 (2002)  

Investigation of the local structure of the LiNi_0.5Mn_0.5O₂ cathode material during electrochemical cycling by X-ray absorption and NMR spectroscopy 

Won-Sub Yoon, Younkee Paik, Xiao-Qing Yang, Mahalingam Balasubramanian, James McBreen, and Clare P. Grey

Electrochemical and Solid State Letters, 5 (11), A263-A266 (2002)  

Oxygen contribution on Li-ion intercalation-deintercalation in LiAlyCo1-yO2 investigated by O K-edge and Co L-edge X-ray absorption spectroscopy

Won-Sub Yoon, Kwang-Bum Kim, Min-Gyu Kim, Min-Kyu Lee, Hyun-Joon Shin, Jay-Min Lee

Journal of the Electrochemical Society, 149 (10), A1305-A1309 (2002)  

Oxygen contribution on Li-ion intercalation-deinterealation in LiCoO₂ investigated by OK-edge and Co L-edge X-ray absorption spectroscopy 

Won-Sub Yoon, Kwang-Bum Kim, Min-Gyu Kim, Min-Kyu Lee, Hyun-Joon Shin, Jay-Min Lee, Jae-Sung Lee, and Chul-Hyun Yo

Structural studies of the new carbon-coated silicon anode materials using synchrotron-based in situ XRD 

Xiao-Qing Yang, James McBreen, Won-Sub Yoon, Masaki Yoshio, Hongyu Wang, Kenji Fukuda and Tatsuo Umeno 

Electrochemistry Communications, 4 (11), 893-897 (2002)  

X-ray absorption spectroscopic study of LiAl_yCo_1-yO₂ cathode for Li rechargeable batteries 

Won-Sub Yoon, Kyung-Keun Lee, and Kwang-Bum Kim 

Journal of the Electrochemical Society, 149 (2), A146-A151 (2002)  

X-ray absorption spectroscopy studies of nickel oxide thin film electrodes for supercapacitors 

Kyung-Wan Nam, Won-Sub Yoon, Kwang-Bum Kim 

Electrochimica Acta, 47 (19), 3201-3209 (2002)  

▷ 2001

A mechanistic study on the improvement of the thermal stability of delithiated Li_1-xNiO₂ by Co substitution for Ni 

Kyung-Keun Lee, Won-Sub Yoon, Kwang-Bum Kim 

Journal of the Electrochemical Society, 148 (10), A1164-A1170 (2001)  

A study on the thermal behavior of electrochemically delithiated Li_1-xNiO₂ 

Kyung-Keun Lee, Won-Sub Yoon, Kwang-Bum Kim Ki-Young Lee, Seung-Tae Hong 

Journal of the Electrochemical Society, 148 (7), A716-A722 (2001)  

Characterization of LiNi_0.85Co_0.10M_0.05O₂ (M = Al, Fe) as a cathode material for lithium secondary batteries 

Kyung-Keun Lee, Won-Sub Yoon, Kwang-Bum Kim, Ki Y. Lee and Seung T. Hong 

Journal of Power Sources, 97-8, 308-312 (2001)  

Electrochemical characterization of layered LiCoO₂ films prepared by electrostatic spray deposition 

Won-Sub Yoon, Sung-Ho Ban, Kyung-Keun Lee, Kwang-Bum Kim, Min Gyu Kim, and Jay Min Lee

Journal of Power Sources, 97-8, 282-286 (2001)  

Improved electrode performance of LiAl_yCo_1-yO₂ prepared via sol-gel process

Won-Sub Yoon, Kyung-Keun Lee and, Kwang-Bum Kim 

Electrochemical and Solid State Letters, 4 (4), A35-A37 (2001)  

Synthesis of LiA1(y)Co(1-y)O(2) using acrylic acid and its electrochemical properties for Li rechargeable batteries 

Kyung-Keun Lee, Won-Sub Yoon, Kwang-Bum Kim, Ki Y. Lee and Seung T. Hong 

Journal of Power Sources, 97-8, 303-307, (2001)  

Thermal behavior and the decomposition mechanism of electrochemically delithiated Li_1-xNiO₂ 

Kyung-Keun Lee, Won-Sub Yoon, Kwang-Bum Kim, Ki-Young Lee and Seung-Tae Hong

Journal of Power Sources, 97-8, 321-325 (2001)  

▷ 2000

Structural and electrochemical properties of LiAl_yCo_1-yO₂ cathode for Li rechargeable batteries 

Won-Sub Yoon, Kyung-Keun Lee, and Kwang-Bum Kim 

Journal of the Electrochemical Society, 147 (6), 2023-2028 (2000)  

▷ 1999

Synthesis of LiCoO₂ using acrylic acid and its electrochemical properties for Li secondary batteries 

Won-Sub Yoon and Kwang-Bum Kim

Journal of Power Sources, 81, 517-523 (1999)  

Enhancing electrochemical performance by triggering a local structure distortion in lithium vanadium phosphate cathode for Li ion batteries