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Kwang S. Kim

Researcher at Ulsan National Institute of Science and Technology

Publications -  671
Citations -  71259

Kwang S. Kim is an academic researcher from Ulsan National Institute of Science and Technology. The author has contributed to research in topics: Graphene & Ab initio. The author has an hindex of 97, co-authored 642 publications receiving 62053 citations. Previous affiliations of Kwang S. Kim include Asia Pacific Center for Theoretical Physics & IBM.

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Dimer to monomer phase transition in alkali-metal fullerides: magnetic susceptibility changes

TL;DR: The triplet state of (C60)-22 which was never considered previously is nearly degenerate with the singlet state, and the transition barrier between the two states is reasonably small, which explains the susceptibility increase with an increase in temperature and the magnetic phase transition in the process of the dimer to monomer phase transition.
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Structural basis of triclosan resistance.

TL;DR: The weakening of some edge-to-face aromatic interactions around TCL in the G93V mutant results in serious resistance to TCL, which is beneficial to design new generation of antibiotics which will effectively act on the mutant ENRs.
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Persistent Topological Surface State at the Interface of Bi2Se3 Film Grown on Patterned Graphene

TL;DR: In this article, the Shubnikov de Haas (SdH) oscillation associated with a topological surface state was observed at the interface of a metallic Bi2Se3 film with a carrier density higher than 10^19 cm-3.
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Water trimer cation

TL;DR: In this article, the structure, interaction energy, electronic property, and IR spectra of the water trimer cation (H2O) were investigated using density functional theory (DFT) and high-level ab initio theory.
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Using the GVB Ansatz to develop ensemble DFT method for describing multiple strongly correlated electron pairs

TL;DR: A version of the REKS method with four electrons in four fractionally occupied orbitals is derived and its accuracy in the calculation of various types of strongly correlated molecules is investigated and a possible scheme to ameliorate the partial size-inconsistency that results from perfect spin-pairing is proposed.