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Chang, Wonyoung(Professor)

INFO

  • AffiliationKIST School
  • Majors Division of Energy & Environment Technology
    (Energy Engineering)
  • Contact Information02-958-5254
  • Major재료공학
  • DegreePh.D.
  • Highest Level of EducationPurdue University
  • E-Mail

Field of Research

electrochemistry, lithium ion battery

Research Results

-  K.-N. Jung et al.,"Manganese Oxide/Carbon Composite Nanofibers: Electrospining Preparation and Application as a Bi-functional Cathode for Rechargeable Lithium-Oxygen Batteries", J. Mater. Chem., 22, 21845-21848 (2012) -  S. Kim et al.,"Synthesis of Layered-Layered xLi2MnO3?(1-x)LiMO2 (M=Mn, Ni, Co) Nanocomposite Electrodes Materials by Mechanochemical Process", J. Power Sources, 220, 422-429 (2012) -  A. Nugroho et al.,"Superior High Rate Performance of Core-Shell Li4Ti5O12/Carbon Nanocomposite Synthesized by a Supercritical Alcohol Approach", RSC Advances, 2, 10805-10808 (2012)

Treatise

-  Mechanochemical Synthesis of Li2MnO3 Shell/LiMO2 (M = Ni, Co, Mn) Core-Structured Nanocomposites for Lithium-Ion Batteries[Scientific Reports,2014-05-01] -  Toward uniform and ultrathin carbon layer coating on lithium iron phosphate using liquid carbon dioxide for enhanced electrochemical performance[Journal of power sources,2014-09-01] -  Investigating Local Degradation and Thermal Stability of Charged Nickel-Based Cathode Materials through Real-Time Electron Microscopy[ACS Applied Materials & Interfaces,2014-09-01] -  Understanding local degradation of cycled Ni-rich cathode materials at high operating temperature for Li-ion batteries[Applied physics letters,2014-09-01] -  Template-free synthesis of hierarchical porous anatase TiO2 microspheres with carbon coating and their electrochemical properties[Chemical engineering journal,2014-04-01] -  Carbon-, Binder-, and Precious Metal-Free Cathodes for Non-Aqueous Lithium-Oxygen Batteries: Nanoflake-Decorated Nanoneedle Oxide Arrays[ACS Applied Materials & Interfaces,2014-10-01] -  Investigating the Reversibility of Structural Modifications of LixNiyMnzCo1?y?zO2 Cathode Materials during Initial Charge/ Discharge, at Multiple Length Scales[Chemistry of materials ,2015-09-01] -  Using Real-Time Electron Microscopy To Explore the Effects of Transition-Metal Composition on the Local Thermal Stability in ChargedLixNiyMnzCo1?y?zO2 Cathode Materials[Chemistry of materials ,2015-05-01] -  One-pot route to synthesize SnO2-Reduced graphene oxide composites and their enhanced electrochemical performance as anodes in lithium-ion batteries[Journal of power sources,2015-10-01] -  Hydrogen-Enriched Reduced Graphene Oxide with Enhanced[CHEMISTRY OF MATERIALS,2014-12-15] -  Liquid carbon dioxide-based coating of a uniform carbon layer on hierarchical porous MoO2 microspheres and assessment of their electrochemical performance[Chemical engineering journal,2016-04-01] -  A nano-LiNbO3 coating layer and diffusion-induced surface control towards high-performance 5 V spinel cathodes for rechargeable batteries[Journal of materials chemistry. A, Materials for energy and sustainability,2017-11-01] -  Structural Evolution of LixNiyMnzCo1-y-zO2 Cathode Materials during High-Rate Charge and Discharge[Journal of Physical Chemistry Letters ,2017-12-01] -  Investigation of Thermal Stability of P2-NaxCoO2 Cathode Materials for Sodium Ion Batteries using Real-Time Electron Microscopy[ACS APPLIED MATERIALS & INTERFACES,2017-06-01] -  Investigating the Kinetic Effect on Structural Evolution of LixNi0.8Co0.15Al0.05O2 Cathode Materials during the Initial Charge/Discharge[CHEMISTRY OF MATERIALS,2017-04-11] -  One-pot route for uniform anchoring of TiO2 nanoparticles on reduced graphene oxides and their anode performance for lithium-ion batteries[JOURNAL OF SUPERCRITICAL FLUIDS,2017-07-01] -  Conformal carbon layer coating on well-dispersed Si nanoparticles on graphene oxide and the enhanced electrochemical performance[Journal of Industrial and Engineering Chemistry,2017-08-01] -  New liquid carbon dioxide based strategy for high energy/power density LiFePO4[NANO ENERGY,2017-06-01] -  Electronic structural studies on the improved thermal stability of Li(Ni0.8Co0.15Al0.05)O-2 by ZrO2 coating for lithium ion batteries[JOURNAL OF APPLIED ELECTROCHEMISTRY,2017-05-01] -  Uniform one-pot anchoring of Fe3O4 to defective reduced graphene oxide for enhanced lithium storage[CHEMICAL ENGINEERING JOURNAL,2017-06-01] -  Lithium intercalation mechanism into FeF3 center dot 0.5H(2)O as a highly stable composite cathode material[SCIENTIFIC REPORTS,2017-02-01] -  A simple, one-pot synthesis of molybdenum oxide-reduced graphene oxide composites in supercritical methanol and their electrochemical performance[RSC ADVANCES,2016-11-01] -  Determination of the mechanism and extent of surface degradation in Ni-based cathode materials after repeated electrochemical cycling[APL MATERIALS,2016-09-01] -  Ultrathin and uniform carbon-layer-coated hierarchically porous LiFePO4 microspheres and their electrochemical performance[JOURNAL OF SUPERCRITICAL FLUIDS,2016-10-01] -  Hydrogen-enriched porous carbon nanosheets with high sodium storage capacity[CARBON,2016-03-01] -  Probing the Sodiation-Desodiation Reactions in Nano-sized Iron Fluoride Cathode[ELECTROCHIMICA ACTA,2016-02-01] -  Degradation of Co3O4 anode in rechargeable lithium-ion battery: a semi-empirical approach to the effect of conducting material content[Journal of Solid State Electrochemistry,2016-02-01] -  Carbon with Expanded and Well-Developed Graphene Planes[ACS APPLIED MATERIALS & INTERFACES,2018-01-10]

Patent

-  금속이온 이용 무전해 에칭법에 의한 다발구조의 실리콘 나노로드 제조방법 및 이를 함유하는 리튬이차전지용 음극 활물질[2014-06-03] -  마그네슘 이차전지용 전해질 및 이의 제조방법[2014-05-22] -  리튬이차전지용 캐쏘드 활물질 나노복합체, 그 제조방법 및 이를 포함하는 리튬이차전지[2014-08-29] -  리튬이차전지용 캐쏘드 활물질 나노복합체, 그 제조방법 및 이를 포함하는 리튬이차전지[2014-11-18] -  마그네슘 공기전지용 공기양극 및 이의 제조방법[2015-01-22] -  마그네슘이차전지용 양극 집전체 및 이의 제조 방법[2015-01-05] -  마그네슘하이브리드전지 및 이의 제조 방법[2015-03-12] -  리튬 망간 보레이트계 화합물 및 망간 산화물을 포함하는 리튬이온 이차전지용 양극 활물질 및 이의 제조방법[2015-07-20] -  마그네슘이차전지용 음극포일 및 이의 제조 방법[2015-03-23] -  리튬이차전지용 양극활물질 및 그 제조방법[2014-10-02] -  리튬 망간 보레이트계 화합물 및 망간 산화물을 포함하는 리튬이온 이차전지용 양극 활물질 및 이의 제조방법[2015-12-01] -  마그네슘 이차전지용 전해질 및 이의 제조방법[2015-12-01] -  실리콘 오일 및 안티몬 나노 입자를 활용한 SiOC-Sb 복합 소재 합성 및 소듐 이차전지 음극 제조 기술[2018-02-22]