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Wonchang Choi

Wonchang Choi

D-Index & Metrics

Engineering and Technology

D-Index
46
Citations
5221
World Ranking
5313
National Ranking
144

Overview

Wonchang Choi is affiliated with Konkuk University in South Korea and specializes in research at the intersection of engineering and materials science. Their work encompasses both main and subfields including Electrical and Electronic Engineering, Electronic, Optical and Magnetic Materials, Automotive Engineering, Materials Chemistry, and Mechanical Engineering.

The scientist's research primarily focuses on advancements in battery materials and technologies, with a substantial volume of publications dedicated to topics such as advanced battery materials and technologies, supercapacitor materials and fabrication, advanced battery technologies research, extraction and separation processes, perovskite materials and applications, and chalcogenide semiconductor thin films.

Wonchang Choi has contributed to numerous peer-reviewed articles, frequently publishing in key venues such as Chemical Engineering Journal, Journal of Alloys and Compounds, Journal of Materials Chemistry A, International Journal of Energy Research, and SSRN Electronic Journal. These journals reflect the scientist's engagement with applied materials research and energy-related disciplines.

Selected recent publications include:

  • Hierarchically Designed Nitrogen-Doped MoS2/Silicon Oxycarbide Nanoscale Heterostructure as High-Performance Sodium-Ion Battery Anode (2021, ACS Nano)
  • Self-assembled N-doped MoS2/carbon spheres by naturally occurring acid-catalyzed reaction for improved sodium-ion batteries (2020, Chemical Engineering Journal)
  • Bifunctional Surface Coating of LiNbO3 on High-Ni Layered Cathode Materials for Lithium-Ion Batteries (2020, ACS Applied Materials & Interfaces)
  • Surfactant-based selective assembly approach for Si-embedded silicon oxycarbide composite materials in lithium-ion batteries (2020, Chemical Engineering Journal)
  • Multiple effects of Mg1-xNixO coating on P2-type Na0.67Ni0.33Mn0.67O2 to generate highly stable cathodes for sodium-ion batteries (2020, Journal of Alloys and Compounds)

The scientist frequently collaborates with several researchers, including Hyojun Lim, Minjun Kim, Minsu Choi, Sang-Ok Kim, and Hyeongwoo Kim. These collaborations indicate a networked research environment with shared focus areas.

Key research topics associated with Wonchang Choi's work are:

  • Advancements in Battery Materials
  • Advanced Battery Materials and Technologies
  • Supercapacitor Materials and Fabrication
  • Advanced Battery Technologies Research
  • Extraction and Separation Processes
  • Perovskite Materials and Applications
  • Chalcogenide Semiconductor Thin Films

Major fields of study and subfields represented in their portfolio include:

  • Engineering
  • Materials Science
  • Electrical and Electronic Engineering
  • Electronic, Optical and Magnetic Materials
  • Automotive Engineering
  • Materials Chemistry
  • Mechanical Engineering

Best Publications

  • Comparison of Metal Ion Dissolutions from Lithium Ion Battery Cathodes

    W. Choi;A. Manthiram

  • Failure mechanisms of LiNi0.5Mn1.5O4 electrode at elevated temperature

    Taeho Yoon;Sangjin Park;Junyoung Mun;Ji Heon Ryu

  • Effect of polyimide binder on electrochemical characteristics of surface-modified silicon anode for lithium ion batteries

    Jung Sub Kim;Jung Sub Kim;Wonchang Choi;Kyu Young Cho;Kyu Young Cho;Dongjin Byun

  • Three-dimensional silicon/carbon core-shell electrode as an anode material for lithium-ion batteries

    Jung Sub Kim;Jung Sub Kim;Wilhelm Pfleging;Robert Kohler;Hans Jürgen Seifert

  • Control of electrochemical properties of nickel-rich layered cathode materials for lithium ion batteries by variation of the manganese to cobalt ratio

    Ho-Hyun Sun;Ho-Hyun Sun;Wonchang Choi;Wonchang Choi;Joong Kee Lee;Joong Kee Lee;In-Hwan Oh;In-Hwan Oh

  • Hierarchically Designed Nitrogen-Doped MoS2/Silicon Oxycarbide Nanoscale Heterostructure as High-Performance Sodium-Ion Battery Anode.

    Hyojun Lim;Hyojun Lim;Seungho Yu;Seungho Yu;Wonchang Choi;Sang-Ok Kim;Sang-Ok Kim

  • A nano-LiNbO3 coating layer and diffusion-induced surface control towards high-performance 5 V spinel cathodes for rechargeable batteries

    Hyeongwoo Kim;Hyeongwoo Kim;Dongjin Byun;Wonyoung Chang;Wonyoung Chang;Hun Gi Jung;Hun Gi Jung

  • Surface Modification of Sulfur Cathodes with PEDOT:PSS Conducting Polymer in Lithium-Sulfur Batteries

    Jeongyeon Lee;Jeongyeon Lee;Wonchang Choi;Wonchang Choi

  • Facile formation of a Li3PO4 coating layer during the synthesis of a lithium-rich layered oxide for high-capacity lithium-ion batteries

    Yongho Lee;Yongho Lee;Jieun Lee;Jieun Lee;Kwan Young Lee;Junyoung Mun

  • One-Step Catalytic Synthesis of CuO/Cu2O in a Graphitized Porous C Matrix Derived from the Cu-Based Metal-Organic Framework for Li- and Na-Ion Batteries.

    A-Young Kim;A-Young Kim;Min Kyu Kim;Min Kyu Kim;Keumnam Cho;Jae-Young Woo

  • Study on the Electrochemical Reaction Mechanism of NiFe2O4 as a High-Performance Anode for Li-Ion Batteries.

    Mobinul Islam;Ghulam Ali;Ghulam Ali;Min-Gi Jeong;Wonchang Choi;Wonchang Choi

  • On the surface modifications of high-voltage oxide cathodes for lithium-ion batteries: new insight and significant safety improvement

    Min Sik Park;Jong Won Lee;Wonchang Choi;Dongmin Im

  • Polydopamine-derived N-doped carbon-wrapped Na 3 V 2 (PO 4 ) 3 cathode with superior rate capability and cycling stability for sodium-ion batteries

    Hyeongwoo Kim;Hyeongwoo Kim;Hyojun Lim;Hyojun Lim;Hyung Seok Kim;Ki Jae Kim

  • Surfactant-assisted ammonium vanadium oxide as a superior cathode for calcium-ion batteries

    Thuan Ngoc Vo;Hyeongwoo Kim;Hyeongwoo Kim;Jaehyun Hur;Wonchang Choi;Wonchang Choi

  • Surface-modified carbon nanotube coating on high-voltage LiNi0.5Mn1.5O4 cathodes for lithium ion batteries

    Taejin Hwang;Taejin Hwang;Joong Kee Lee;Joong Kee Lee;Junyoung Mun;Wonchang Choi;Wonchang Choi

  • Superior Capacity Retention Spinel Oxyfluoride Cathodes for Lithium-Ion Batteries

    W. Choi;A. Manthiram

  • Microporous ceramic coated separators with superior wettability for enhancing the electrochemical performance of sodium-ion batteries

    Yustian Suharto;Yongho Lee;Ji-Sang Yu;Wonchang Choi

  • Coating Lithium Titanate with Nitrogen-Doped Carbon by Simple Refluxing for High-Power Lithium-Ion Batteries

    Du Hoang Long;Du Hoang Long;Min-Gi Jeong;Yoon-Sung Lee;Wonchang Choi;Wonchang Choi

  • Self-assembled N-doped MoS2/carbon spheres by naturally occurring acid-catalyzed reaction for improved sodium-ion batteries

    Hyojun Lim;Hyojun Lim;Hyeongwoo Kim;Hyeongwoo Kim;Sang-Ok Kim;Sang-Ok Kim;Wonchang Choi

  • Conducting Polymer Coating on a High-Voltage Cathode Based on Soft Chemistry Approach toward Improving Battery Performance.

    Yonguk Kwon;Yongho Lee;Sang Ok Kim;Hyung Seok Kim

  • Electrode active material, preparation method thereof, and electrode and lithium battery containing the same

    Won-Chang Choi;Jin-Hwan Park

  • Nano LiFePO4 in reduced graphene oxide framework for efficient high-rate lithium storage

    Junyoung Mun;Hyung-Wook Ha;Wonchang Choi

Frequent Co-Authors

Joong Kee Lee
Joong Kee Lee Korea Institute of Science and Technology
Hun-Gi Jung
Hun-Gi Jung Korea Institute of Science and Technology
Kyung Yoon Chung
Kyung Yoon Chung Korea Institute of Science and Technology
Byung Won Cho
Byung Won Cho Korea Institute of Science and Technology
Arumugam Manthiram
Arumugam Manthiram The University of Texas at Austin
Ki Jae Kim
Ki Jae Kim Konkuk University
Min-Sik Park
Min-Sik Park Kyung Hee University
Seung-Ho Yu
Seung-Ho Yu Korea University
In-Hwan Oh
In-Hwan Oh Korea Institute of Science and Technology
Kwan Young Lee
Kwan Young Lee Korea University

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