Find Research Outputs

Search concepts
Selected Filters
2020
disulfides
Vanadium
vanadium
Density functional theory
electric batteries
2019

Correction to: Electronically Double-Layered Metal Boride Hollow Nanoprism as an Excellent and Robust Water Oxidation Electrocatalysts (Advanced Energy Materials, (2019), 9, 13, (1803799), 10.1002/aenm.201803799)

Han, H. S., Hong, Y. R., Woo, J., Mhin, S., Kim, K. M., Kwon, J., Choi, H., Chung, Y. C. & Song, T., 2019 Apr 18, In : Advanced Energy Materials. 9, 15, 1900736.

Research output: Contribution to journalComment/debate

Open Access
Boron Compounds
Borides
Electrocatalysts
Materials science
Metals
11 Citations (Scopus)

Electronically Double-Layered Metal Boride Hollow Nanoprism as an Excellent and Robust Water Oxidation Electrocatalysts

Han, H. S., Hong, Y. R., Woo, J., Mhin, S., Kim, K. M., Kwon, J., Choi, H., Chung, Y. C. & Song, T., 2019 Apr 4, In : Advanced Energy Materials. 9, 13, 1803799.

Research output: Contribution to journalArticle

Boron Compounds
Borides
Electrocatalysts
Metals
Metalloids
2 Citations (Scopus)

Polarized Electronic Configuration in Transition Metal-Fluoride Oxide Hollow Nanoprism for Highly Efficient and Robust Water Splitting

Han, H., Woo, J., Hong, Y. R., Chung, Y. C. & Mhin, S., 2019 Jun 24, In : ACS Applied Energy Materials. 2, 6, p. 3999-4007 9 p.

Research output: Contribution to journalArticle

Fluorides
Oxides
Transition metals
Metals
Water
2018
3 Citations (Scopus)

Elucidating the unintentional p-type nature of spinel Co3O4: A defect study using ab-initio calculation

Cho, S. B., Sim, E. S. & Chung, Y. C., 2018 Feb, In : Journal of the European Ceramic Society. 38, 2, p. 629-635 7 p.

Research output: Contribution to journalArticle

Cobalt
Doping (additives)
Vacancies
Defects
Point defects
lithium oxides
carbon nitrides
Carbon nitride
Lithium
Oxides
3 Citations (Scopus)

Long-term stability for Co-electrolysis of CO2/steam assisted by catalyst-infiltrated solid oxide cells

Jeong, H. Y., Yoon, K. J., Lee, J. H., Chung, Y. C. & Hong, J., 2018 Jan 1, In : Journal of the Korean Ceramic Society. 55, 1, p. 50-54 5 p.

Research output: Contribution to journalArticle

Steam
Electrolysis
Oxides
Electrodes
Catalysts
12 Citations (Scopus)
Titanium carbide
Vacancies
Atoms
Polysulfides
Lithium
2017
20 Citations (Scopus)
lithium sulfur batteries
Graphite
polysulfides
Lithium
Density functional theory
46 Citations (Scopus)

Flexible highly-effective energy harvester via crystallographic and computational control of nanointerfacial morphotropic piezoelectric thin film

Jeong, C. K., Cho, S. B., Han, J. H., Park, D. Y., Yang, S., Park, K. I., Ryu, J., Sohn, H., Chung, Y-C. & Lee, K. J., 2017 Feb 1, In : Nano Research. 10, 2, p. 437-455 19 p.

Research output: Contribution to journalArticle

Harvesters
Thin films
Electromechanical devices
Piezoelectric devices
Texturing
56 Citations (Scopus)

Understanding the anchoring behavior of titanium carbide-based MXenes depending on the functional group in Li[sbnd]S batteries: A density functional theory study

Sim, E. S., Yi, G. S., Je, M., Lee, Y. & Chung, Y-C., 2017 Feb 28, In : Journal of Power Sources. 342, p. 64-69 6 p.

Research output: Contribution to journalArticle

titanium carbides
Titanium carbide
polysulfides
Polysulfides
Lithium
2016
4 Citations (Scopus)

Band engineering in a van der Waals heterostructure using a 2D polar material and a capping layer

Cho, S. B. & Chung, Y. C., 2016 Jun 15, In : Scientific reports. 6, 27986.

Research output: Contribution to journalArticle

alignment
engineering
graphite
optoelectronic devices
electronics
10 Citations (Scopus)

Cathode reaction mechanism on the h-BN/Ni (111) heterostructure for the lithium-oxygen battery

Lee, M., Hwang, Y., Yun, K. H. & Chung, Y-C., 2016 Mar 1, In : Journal of Power Sources. 307, p. 379-384 6 p.

Research output: Contribution to journalArticle

Lithium
electric batteries
Heterojunctions
Reaction intermediates
Cathodes
8 Citations (Scopus)

Functionalization effect on a Pt/carbon nanotube composite catalyst: A first-principles study

Kim, B. H., Lee, K. R., Chung, Y. C. & Park, M., 2016 Jan 1, In : Physical Chemistry Chemical Physics. 18, 32, p. 22687-22692 6 p.

Research output: Contribution to journalArticle

Carbon Nanotubes
carbon nanotubes
catalysts
Catalysts
composite materials
3 Citations (Scopus)

Graphene Monoxide Bilayer As a High-Performance on/off Switching Media for Nanoelectronics

Woo, J., Yun, K. H. & Chung, Y-C., 2016 Apr 27, In : ACS Applied Materials and Interfaces. 8, 16, p. 10477-10482 6 p.

Research output: Contribution to journalArticle

Nanoelectronics
Graphite
Graphene
Energy gap
Electric fields
3 Citations (Scopus)

Oxygen transport in epitaxial La0.875Sr0.125CoO3-δ thin-film cathodes for solid oxide fuel cells: Roles of anisotropic strain

Cho, S. Y., Chung, Y. C., Ahn, K., Lee, J. H., Kim, B. K. & Kim, H., 2016 Apr 1, In : Scripta Materialia. 115, p. 141-144 4 p.

Research output: Contribution to journalArticle

Epitaxial films
solid oxide fuel cells
Solid oxide fuel cells (SOFC)
Vacancies
Cathodes
7 Citations (Scopus)

Structural stability and electronic properties of multi-functionalized two-dimensional chromium carbides

Je, M., Lee, Y. & Chung, Y. C., 2016 Nov 30, In : Thin Solid Films. 619, p. 131-136 6 p.

Research output: Contribution to journalArticle

chromium carbides
structural stability
Chromium
Electronic properties
Functional groups
2015
53 Citations (Scopus)

Achieving type i, ii, and iii heterojunctions using functionalized mxene

Lee, Y., Hwang, Y. & Chung, Y. C., 2015 Apr 8, In : ACS Applied Materials and Interfaces. 7, 13, p. 7163-7169 7 p.

Research output: Contribution to journalArticle

Heterojunctions
Monolayers
Scandium
Valence bands
Conduction bands
20 Citations (Scopus)

Carbon-free and two-dimensional cathode structure based on silicene for lithium-oxygen batteries: A first-principles calculation

Hwang, Y., Yun, K. H. & Chung, Y-C., 2015 Jan 15, In : Journal of Power Sources. 275, p. 32-37 6 p.

Research output: Contribution to journalArticle

Lithium
electric batteries
Cathodes
Carbon
lithium
25 Citations (Scopus)
Graphite
Graphene
Density functional theory
electric batteries
Lithium
23 Citations (Scopus)

Greatly improved electrochemical performance of lithium-oxygen batteries with a bimetallic platinum-copper alloy catalyst

Lee, M., Hwang, Y., Yun, K. H. & Chung, Y-C., 2015 Aug 15, In : Journal of Power Sources. 288, p. 296-301 6 p.

Research output: Contribution to journalArticle

Platinum alloys
platinum alloys
copper alloys
Copper alloys
Lithium
2 Citations (Scopus)

Surface structure effect on the magnetic anisotropy of Co/Pd (001) thin film: A first principles study

Je, M., Choi, H., Hwang, Y., Yun, K. H. & Chung, Y. C., 2015 Aug 31, In : Thin Solid Films. 589, p. 252-257 6 p.

Research output: Contribution to journalArticle

Magnetic anisotropy
Surface structure
Thin films
anisotropy
thin films
2014
35 Citations (Scopus)

Achieving a direct band gap in oxygen functionalized-monolayer scandium carbide by applying an electric field

Lee, Y., Hwang, Y., Cho, S. B. & Chung, Y. C., 2014 Nov 13, In : Physical Chemistry Chemical Physics. 16, 47, p. 26273-26278 6 p.

Research output: Contribution to journalArticle

Scandium
scandium
carbides
Carbides
Monolayers
18 Citations (Scopus)

Comparative study of metal atom adsorption on free-standing h-BN and h-BN/Ni (1 1 1) surfaces

Hwang, Y. & Chung, Y. C., 2014 Apr, In : Applied Surface Science. 299, p. 29-34 6 p.

Research output: Contribution to journalArticle

Boron nitride
Metals
Adsorption
Atoms
Nanosensors
6 Citations (Scopus)

Defect-induced semiconductor to metal transition in graphene monoxide

Woo, J., Yun, K. H., Cho, S. B. & Chung, Y. C., 2014 Jul 14, In : Physical Chemistry Chemical Physics. 16, 26, p. 13477-13482 6 p.

Research output: Contribution to journalArticle

Graphite
Transition metals
graphene
transition metals
Semiconductor materials
5 Citations (Scopus)

Detecting gas molecules via atomic magnetization

Choi, H., Lee, M., Kim, S., Lee, K. R. & Chung, Y. C., 2014 Sep 14, In : Dalton Transactions. 43, 34, p. 13070-13075 6 p.

Research output: Contribution to journalArticle

Magnetization
Gases
Molecules
Transition metals
Demagnetization
6 Citations (Scopus)

Electric field as a novel switch for magnetization of Fe/graphene system

Yun, K. H., Lee, M. & Chung, Y. C., 2014 Aug, In : Journal of Magnetism and Magnetic Materials. 362, p. 93-96 4 p.

Research output: Contribution to journalArticle

Adatoms
Graphite
Graphene
Magnetization
graphene
1 Citation (Scopus)

Electric field effect on the magnetic property of Mn adatom on graphene: Ab-initio calculations

Yun, K. H., Lee, M. & Chung, Y-C., 2014 Jan 1, In : Journal of Nanoscience and Nanotechnology. 14, 5, p. 3778-3781 4 p.

Research output: Contribution to journalArticle

Electric field effects
Adatoms
Graphite
Graphene
adatoms
9 Citations (Scopus)

Electronic properties of transition-metal-decorated silicene

Lee, Y., Yun, K. H., Cho, S. B. & Chung, Y. C., 2014 Oct 20, In : ChemPhysChem. 15, 18, p. 4095-4099 5 p.

Research output: Contribution to journalArticle

Electronic properties
Transition metals
Energy gap
transition metals
electronics
22 Citations (Scopus)

Enhanced bioactivity and osteoconductivity of hydroxyapatite through chloride substitution

Cho, J. S., Yoo, D. S., Chung, Y-C. & Rhee, S. H., 2014 Feb 1, In : Journal of Biomedical Materials Research - Part A. 102, 2, p. 455-469 15 p.

Research output: Contribution to journalArticle

Durapatite
Bioactivity
Hydroxyapatite
Chlorides
Substitution reactions
31 Citations (Scopus)

Enhanced osteoconductivity of sodium-substituted hydroxyapatite by system instability

Sang Cho, J., Um, S. H., Su Yoo, D., Chung, Y. C., Hye Chung, S., Lee, J. C. & Rhee, S. H., 2014 Jul, In : Journal of Biomedical Materials Research - Part B Applied Biomaterials. 102, 5, p. 1046-1062 17 p.

Research output: Contribution to journalArticle

Durapatite
Hydroxyapatite
Sodium
Body fluids
Apatite
35 Citations (Scopus)

Hydrogen storage in Li dispersed graphene with Stone-Wales defects: A first-principles study

Kim, D., Lee, S., Hwang, Y., Yun, K. H. & Chung, Y-C., 2014 Aug 22, In : International Journal of Hydrogen Energy. 39, 25, p. 13189-13194 6 p.

Research output: Contribution to journalArticle

Wales
Hydrogen storage
Graphene
graphene
rocks
13 Citations (Scopus)

Lattice-strain effect on oxygen vacancy formation in gadolinium-doped ceria

Ahn, K., Chung, Y-C., Yoon, K. J., Son, J. W., Kim, B. K., Lee, H. W. & Lee, J. H., 2014 Jan 1, In : Journal of Electroceramics. 32, 1, p. 72-77 6 p.

Research output: Contribution to journalArticle

Gadolinium
Cerium compounds
Oxygen vacancies
gadolinium
oxygen
65 Citations (Scopus)

Modulating magnetic characteristics of Pt embedded graphene by gas adsorption (N 2 , O 2 , NO 2 , SO 2 )

Lee, Y., Lee, S., Hwang, Y. & Chung, Y-C., 2014 Jan 15, In : Applied Surface Science. 289, p. 445-449 5 p.

Research output: Contribution to journalArticle

Gas adsorption
Graphite
Platinum
Graphene
Magnetic properties
7 Citations (Scopus)

Spin-polarized bandgap of graphene induced by alternative chemisorption with MgO (111) substrate

Cho, S. B. & Chung, Y. C., 2014 Oct, In : Carbon. 77, p. 208-214 7 p.

Research output: Contribution to journalArticle

Graphite
Chemisorption
Energy gap
Substrates
Magnetoelectronics
3 Citations (Scopus)

Strain-Controllable Magnetism in Co Decorated Pyridinic N-Doped Graphene

Jo, S., Lee, S., Yun, K. H., Hwang, Y. & Chung, Y-C., 2014 Aug 1, In : IEEE Transactions on Magnetics. 50, 8, 6777575.

Research output: Contribution to journalArticle

Graphite
Magnetism
Graphene
Adatoms
Magnetic moments
66 Citations (Scopus)

Tunable indirect to direct band gap transition of monolayer Sc 2CO2 by the strain effect

Lee, Y., Cho, S. B. & Chung, Y-C., 2014 Jan 1, In : ACS Applied Materials and Interfaces. 6, 16, p. 14724-14728 5 p.

Research output: Contribution to journalArticle

Electron transitions
Monolayers
Energy gap
Density functional theory
2013
20 Citations (Scopus)

Bandgap engineering of graphene by corrugation on lattice-mismatched MgO (111)

Cho, S. B. & Chung, Y. C., 2013 Feb 28, In : Journal of Materials Chemistry C. 1, 8, p. 1595-1600 6 p.

Research output: Contribution to journalArticle

Graphite
Graphene
Energy gap
Chemisorption
Substrates
36 Citations (Scopus)

Effect of nitrogen induced defects in Li dispersed graphene on hydrogen storage

Lee, S., Lee, M., Choi, H., Yoo, D. S. & Chung, Y. C., 2013 Apr 15, In : International Journal of Hydrogen Energy. 38, 11, p. 4611-4617 7 p.

Research output: Contribution to journalArticle

Hydrogen storage
Graphene
graphene
Nitrogen
nitrogen
6 Citations (Scopus)

Effects of suboxide layers on the electronic properties of Si(100)/SiO 2 interfaces: Atomistic multi-scale approach

Kim, B. H., Kim, G., Park, K., Shin, M., Chung, Y. C. & Lee, K. R., 2013 Feb 21, In : Journal of Applied Physics. 113, 7, 073705.

Research output: Contribution to journalArticle

electronics
leakage
Green's functions
simulation
molecular dynamics
24 Citations (Scopus)

Enhanced hydrogen storage properties under external electric fields of N-doped graphene with Li decoration

Lee, S., Lee, M. & Chung, Y-C., 2013 Mar 7, In : Physical Chemistry Chemical Physics. 15, 9, p. 3243-3248 6 p.

Research output: Contribution to journalArticle

Graphite
Hydrogen storage
graphene
Electric fields
electric fields
12 Citations (Scopus)
heterojunctions
density functional theory
anisotropy
polarization
electronic structure
9 Citations (Scopus)

Geometric and magnetic properties of Co adatom decorated nitrogen-doped graphene

Lee, S., Lee, M. & Chung, Y-C., 2013 May 7, In : Journal of Applied Physics. 113, 17, 17B503.

Research output: Contribution to journalArticle

adatoms
graphene
magnetic properties
nitrogen
metals
6 Citations (Scopus)
Boron nitride
Nanosheets
boron nitrides
Density functional theory
Lithium
5 Citations (Scopus)

Nitrogen-tuned bonding mechanism of Li and Ti adatom embedded graphene

Lee, S. & Chung, Y-C., 2013 Jan 1, In : Journal of Solid State Chemistry. 205, p. 160-164 5 p.

Research output: Contribution to journalArticle

Adatoms
Graphite
Graphene
adatoms
graphene
2 Citations (Scopus)
Surface structure
Magnetic properties
magnetic properties
Thin films
Magnetic thin films
8 Citations (Scopus)

Strain effects on hydrogen storage in Ti decorated pyridinic N-doped graphene

Kim, D., Lee, S., Jo, S. & Chung, Y. C., 2013 Aug 14, In : Physical Chemistry Chemical Physics. 15, 30, p. 12757-12761 5 p.

Research output: Contribution to journalArticle

Graphite
Hydrogen storage
graphene
Nitrogen
nitrogen
4 Citations (Scopus)

Water trapping at the graphene/Al2O3 interface

Cho, S. B., Lee, S. & Chung, Y-C., 2013 Jun 1, In : Japanese journal of applied physics. 52, 6 PART 2, 06GD09.

Research output: Contribution to journalArticle

Graphene
graphene
trapping
water
Water
7 Citations (Scopus)

Work function tuning of an ultrathin MgO film on an Ag substrate by generating oxygen impurities at the interface

Cho, S. B., Yun, K. H., Yoo, D. S., Ahn, K. & Chung, Y-C., 2013 Oct 1, In : Thin Solid Films. 544, p. 541-544 4 p.

Research output: Contribution to journalArticle

Ultrathin films
Tuning
tuning
Impurities
Oxygen
2012
3 Citations (Scopus)

Atomic behavior of carbon atoms on a Si removed 3C-SiC (111) surface during the early stage of epitaxial graphene growth

Hwang, Y., Lee, E. K., Choi, H., Yun, K. H., Lee, M. & Chung, Y-C., 2012 May 15, In : Journal of Applied Physics. 111, 10, 104324.

Research output: Contribution to journalArticle

graphene
carbon
atoms
structural stability
heterojunctions