Kwang Chul Roh
Kwang Chul Roh
Korea Institute of Ceramic Engineering and Technology
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A Novel High‐Energy Hybrid Supercapacitor with an Anatase TiO2–Reduced Graphene Oxide Anode and an Activated Carbon Cathode
H Kim, MY Cho, MH Kim, KY Park, H Gwon, Y Lee, KC Roh, K Kang
Advanced Energy Materials 3 (11), 1500-1506, 2013
Facile Synthesis of Nb2O5@Carbon Core–Shell Nanocrystals with Controlled Crystalline Structure for High-Power Anodes in Hybrid Supercapacitors
E Lim, C Jo, H Kim, MH Kim, Y Mun, J Chun, Y Ye, J Hwang, KS Ha, ...
ACS nano 9 (7), 7497-7505, 2015
High‐Performance Sodium‐Ion Hybrid Supercapacitor Based on Nb2O5@Carbon Core–Shell Nanoparticles and Reduced Graphene Oxide Nanocomposites
E Lim, C Jo, MS Kim, MH Kim, J Chun, H Kim, J Park, KC Roh, K Kang, ...
Advanced Functional Materials 26 (21), 3711-3719, 2016
Li3PO4 surface coating on Ni-rich LiNi0. 6Co0. 2Mn0. 2O2 by a citric acid assisted sol-gel method: Improved thermal stability and high-voltage performance
SW Lee, MS Kim, JH Jeong, DH Kim, KY Chung, KC Roh, KB Kim
Journal of Power Sources 360, 206-214, 2017
High‐Performance Hybrid Supercapacitor Based on Graphene‐Wrapped Li4Ti5O12 and Activated Carbon
H Kim, KY Park, MY Cho, MH Kim, J Hong, SK Jung, KC Roh, K Kang
ChemElectroChem 1 (1), 125-130, 2014
Improved electrochemical performance of LiNi0. 6Co0. 2Mn0. 2O2 cathode material synthesized by citric acid assisted sol-gel method for lithium ion batteries
SW Lee, H Kim, MS Kim, HC Youn, K Kang, BW Cho, KC Roh, KB Kim
Journal of Power Sources 315, 261-268, 2016
Scalable fabrication of micron-scale graphene nanomeshes for high-performance supercapacitor applications
HK Kim, SM Bak, SW Lee, MS Kim, B Park, SC Lee, YJ Choi, SC Jun, ...
Energy & Environmental Science 9 (4), 1270-1281, 2016
Spray-assisted deep-frying process for the in situ spherical assembly of graphene for energy-storage devices
SH Park, HK Kim, SB Yoon, CW Lee, D Ahn, SI Lee, KC Roh, KB Kim
Chemistry of Materials 27 (2), 457-465, 2015
TiO2-reduced graphene oxide nanocomposites by microwave-assisted forced hydrolysis as excellent insertion anode for Li-ion battery and capacitor
HK Kim, D Mhamane, MS Kim, HK Roh, V Aravindan, S Madhavi, KC Roh, ...
Journal of Power Sources 327, 171-177, 2016
Dual coexisting interconnected graphene nanostructures for high performance supercapacitor applications
HK Kim, AR Kamali, KC Roh, KB Kim, DJ Fray
Energy & Environmental Science 9 (7), 2249-2256, 2016
Hierarchically structured activated carbon for ultracapacitors
MH Kim, KB Kim, SM Park, KC Roh
Scientific reports 6 (1), 21182, 2016
High‐surface‐area nitrogen‐doped reduced graphene oxide for electric double‐layer capacitors
HC Youn, SM Bak, MS Kim, C Jaye, DA Fischer, CW Lee, XQ Yang, ...
ChemSusChem 8 (11), 1875-1884, 2015
A chemically bonded NaTi 2 (PO 4) 3/rGO microsphere composite as a high-rate insertion anode for sodium-ion capacitors
HK Roh, MS Kim, KY Chung, M Ulaganathan, V Aravindan, S Madhavi, ...
Journal of Materials Chemistry A 5 (33), 17506-17516, 2017
An effective approach to preparing partially graphitic activated carbon derived from structurally separated pitch pine biomass
J Han, JH Kwon, JW Lee, JH Lee, KC Roh
Carbon 118, 431-437, 2017
A holey graphene-based hybrid supercapacitor
JH Jeong, GW Lee, YH Kim, YJ Choi, KC Roh, KB Kim
Chemical Engineering Journal 378, 122126, 2019
The effect of the ionic size of small quaternary ammonium BF 4 salts on electrochemical double layer capacitors
AR Koh, B Hwang, KC Roh, K Kim
Physical Chemistry Chemical Physics 16 (29), 15146-15151, 2014
In situ synthesis of chemically bonded NaTi2(PO4)3/rGO 2D nanocomposite for high-rate sodium-ion batteries
HK Roh, HK Kim, MS Kim, DH Kim, KY Chung, KC Roh, KB Kim
Nano Research 9, 1844-1855, 2016
Dispersant-free conducting pastes for flexible and printed nanocarbon electrodes
JT Han, BH Jeong, SH Seo, KC Roh, S Kim, S Choi, JS Woo, HY Kim, ...
Nature communications 4 (1), 2491, 2013
Electrochemical impedance spectroscopic investigation of sodium ion diffusion in MnO2 using a constant phase element active in desired frequency ranges
SB Yoon, JP Jegal, KC Roh, KB Kim
Journal of The Electrochemical Society 161 (4), H207, 2014
Silica-assisted bottom-up synthesis of graphene-like high surface area carbon for highly efficient ultracapacitor and Li-ion hybrid capacitor applications
D Mhamane, V Aravindan, MS Kim, HK Kim, KC Roh, D Ruan, SH Lee, ...
Journal of Materials Chemistry A 4 (15), 5578-5591, 2016
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