Professor

Seungwu Han (한승우)

TEL 02-880-1541

E-mail hansw@snu.ac.kr

Office Building 33, room 319

Short Bio

Seoul National University, Korea, B.S. Physics, Spring 1993

Seoul National University, Korea, M.S. Physics, Spring 1995

Seoul National University, Korea, Ph.D. Physics, Summer 2000

Postdoctor, Center for Strongly Correlated Materials Research, Seoul National University, 2000-2001

Postdoctor, Princeton Materials Institute, Princeton University, 2001-2003

Full-time lecturer, Dept. of Physics, Ewha Womans University, 2003-2004

Assistant Professor, Dept. of Physics, Ewha Womans University, 2004-2008

Associate Professor, Dept. of Physics, Ewha Womans University, 2008-2009

Associate Professor, Dept. of Materials Science and Engineering, Seoul National University, 2009-2013

Professor, Dept. of Materials Science and Engineering, Seoul National University, 2013-

Visiting Professor, Korea Institute for Advanced Study, 2015.9-2016.8

Postdoctoral Researchers

Yong Youn (윤용)

TEL 02-880-1542

E-mail yybbyb@snu.ac.kr

Office Building 30, room 422

Research Area

Data-driven research for p-type oxides

Paper List

Molecular dynamics study on interface morphology of vapor-deposited amorphous organic thin films (Submitted)
High-throughput ab-initio calculations on dielectric constant and band gap of non-oxide dielectrics (Submitted)
Computational discovery of p-type transparent oxide semiconductors using hydrogen descriptor, npj Computational Materials (2018)^{1st author}
Effect of annealing temperature on the phase transition, band gap and thermoelectric properties of Cu₂SnSe₃, Journal of Materials Chemistry C (2018)
All-atom simulation of molecular orientation in vapor-deposited organic light-emitting diodes , Journal of Materials Chemistry C (2018)^{1st author}
Identification of ground-state spin ordering in antiferromagnetic transition metal oxides using the Ising model and a genetic algorithm, Science and Technology of Advanced Materials (2017)
Impurity-driven formation of branched pores in porous anodic alumina, Scripta Materialia (2016)^{1st author}
Investigation of field effects in a solid-state nanopore transistor, Physical Chemistry Chemical Physics (2015)^{1st author}
Novel high-κ dielectrics for next-generation electronic devices screened by automated ab initio calculations, NPG Asia Materials (2015)
An efficient method to generate amorphous structures based on local geometry, Computational Materials Science (2014)^{1st author}
Enhanced amorphous stability of carbon-doped Ge₂Sb₂Te₅: Ab initio investigation, Applied Physics Letters (2011)

Ph.D candidates

Hochul Song (송호철)

TEL 02-882-1547

E-mail nr2327shc@snu.ac.kr

Office Building 30, room 417

Research Area

First principles calculations on atomic and electronic properites of a-IGZO/a-SiO₂ interfaces
Molecular dynamics simulation of molecular orientation in vapor-deposited organic films

Paper List

Nature of oxygen vacancy in amorphous oxide semiconductors: shallow versus deep (Submitted)^{1st author}
Molecular dynamics study on interface morphology of vapor-deposited amorphous organic thin films (Submitted)^{1st author}
All-atom simulation of molecular orientation in vapor-deposited organic light-emitting diodes , Journal of Materials Chemistry C (2018)
Cu diffusion-driven dynamic modulation of the electrical properties of amorphous oxide semiconductors, Advanced Functional Materials (2017)
Nature of chemical states of sulfur embedded in atomic-layer-deposited HfO₂ film on Ge substrate for interface passivation , Physica Status Solidi (RRL) - Rapid Research Letters (2015)
Source of instability at the amorphous interface between InGaZnO₄ and SiO₂: a theoretical investigation, Physica Status Solidi B (2015)^{1st author}
Intrinsic nature of visible-light absorption in amorphous semiconducting oxides, APL Materials (2014)

Gijae Kang (강기재)

TEL 02-880-1542

E-mail rkdrlwo@snu.ac.kr

Office Building 30, room 422

Research Area

First principles calculation on amorphous non-volatile memory materials

Paper List

First-principles calculations on effects of Al and Ga dopants on atomic and electronic structures of amorphous Ge₂Sb₂Te₅ (Submitted)^{1st author}
Nature of oxygen vacancy in amorphous oxide semiconductors: shallow versus deep (Submitted)
Nature of negative-U behavior of K centers in amorphous Si₃N_4-x (Submitted)^{1st author}
Structural effect on the oxygen evolution reaction in the electrochemical catalyst FePt, New Physics: Sae Mulli (2015)
Influence of wave-function updates in GW calculations on titanates, Physical Review B (2015)^{1st author}
GW calculations on post-transition-metal oxides, Physical Review B (2014)

Kyuhyun Lee (이규현)

TEL 02-880-1542

E-mail khlee1992@snu.ac.kr

Office Building 30, room 422

Research Area

Neural Network Atomic Potential

Paper List

Towards reliable and transferable machine learning potentials: uniform training by overcoming sampling bias, The Journal of Physical Chemistry C (2018)^{1st author}
Identification of ground-state spin ordering in antiferromagnetic transition metal oxides using the Ising model and a genetic algorithm, Science and Technology of Advanced Materials (2017)^{1st author}
Novel high-κ dielectrics for next-generation electronic devices screened by automated ab initio calculations, NPG Asia Materials (2015)

Dongheon Lee (이동헌)

TEL 02-882-1547

E-mail zwqa1234@snu.ac.kr

Office Building 30, room 417

Research Area

First principles calculation on amorphous non-volatile memory materials

Paper List

First-principles calculations on effects of Al and Ga dopants on atomic and electronic structures of amorphous Ge₂Sb₂Te₅ (Submitted)^{1st author}
Nature of negative-U behavior of K centers in amorphous Si₃N_4-x (Submitted)
Towards reliable and transferable machine learning potentials: uniform training by overcoming sampling bias, The Journal of Physical Chemistry C (2018)
Property database for single-element doping in ZnO obtained by automated first-principles calculations, Scientific Reports (2017)

Dongsun Yoo (유동선)

TEL 02-880-1542

E-mail will1792@snu.ac.kr

Office Building 30, room 422

Research Area

Molecular dynamics simulation of molecular orientation in vapor-deposited organic films
Neural network model for representing high-dimensional potential energy surface

Paper List

Molecular dynamics study on interface morphology of vapor-deposited amorphous organic thin films (Submitted)^{1st author}
Towards reliable and transferable machine learning potentials: uniform training by overcoming sampling bias, The Journal of Physical Chemistry C (2018)
Computational discovery of p-type transparent oxide semiconductors using hydrogen descriptor, npj Computational Materials (2018)
All-atom simulation of molecular orientation in vapor-deposited organic light-emitting diodes , Journal of Materials Chemistry C (2018)^{1st author}