79 citations · 219 across the 12 of their papers we have counts for
13 papers
Signatures of symmetry-stabilized Dirac fermions in correlated oxide CaNbO3 thin films
Yunkyu Park, Seoung-Hun Kang, Jeongkeun Song +11
Symmetry-protected electronic states in correlated oxides offer a route to combining topology, lattice tunability, and many-body interactions, but creating such topological electro…
Theoretical investigation of delafossite-Cu2ZnSnO4 as a promising photovoltaic absorber
Seoung-Hun Kang, Myeongjun Kang, Sang Woon Hwang +4
In the quest for efficient and cost-effective photovoltaic absorber materials beyond silicon, considerable attention has been directed toward exploring alternatives. One such mater…
Control of Impurity Phase Segregation in a PdCrO/CuCrO Heterostructure
Tom Ichibha, Sangmoon Yoon, Jong Mok Ok +3
PdCrO films are synthesized on CuCrO buffer layers on AlO substrates. This synthesis is accompanied by impurity phase segregation, which hampers the synthesis of hi…
Tunable Ferromagnetism in LaCoO3 Epitaxial Thin Films
Dongwon Shin, Sangmoon Yoon, Sehwan Song +3
Ferromagnetic insulators play a crucial role in the development of low-dissipation quantum magnetic devices for spintronics. Epitaxial LaCoO3 thin film is a prominent ferromagnetic…
Preparation of large Cu3Sn single crystal by Czochralski method
Minsik Kong, Sang-Eon Park, Hye Jung Kim +13
Cu3Sn was recently predicted to host topological Dirac fermions, but related research is still in its infancy. The growth of large and high-quality Cu3Sn single crystals is, theref…
Growth of delafossite CuAlO2 single crystals in a reactive crucible
Du hyung Kim, Minsik Kong, Myeongjun Kang +5
Delafossite oxide CuAlO2 has engaged great attention as a promising p-type conducting oxide. In this work, high-quality CuAlO2 single crystals with a size of several millimeters (m…
Conjoined Charge Density Waves in the Kagome Superconductor CsV3Sb5
Haoxiang Li, G. Fabbris, A. H. Said +12
The intricate interplay between novel lattice geometry and spontaneous symmetry-breaking states is at the forefront of contemporary research on quantum materials. Recently, the obs…
Spatial symmetry constraint of charge-ordered kagome superconductor CsVSb
Haoxiang Li, Yu-Xiao Jiang, J. X. Yin +15
Elucidating the symmetry of intertwined orders in exotic superconductors is at the quantum frontier. Recent surface sensitive studies of the topological kagome superconductor CsV$_…
Epitaxial stabilization of metastable 3C BaRuO3 thin film with ferromagnetic non-Fermi liquid phase
Sang A Lee, Jong Mok Ok, Jegon Lee +8
Thin films of perovskite Ruthenates of the general formula ARuO3 (A = Ca and Sr) are versatile electrical conductors for viable oxide electronics. They are also scientifically intr…
Atomic structure of initial nucleation layer in hexagonal perovskite BaRuO thin films
Sangmoon Yoon, Jong Mok Ok, Sang A Lee +4
Hexagonal perovskites are an attractive group of materials due to their various polymorph phases and rich structure-property relationships. BaRuO3 (BRO) is a prototypical hexagonal…
Strain-induced atomic-scale building blocks for ferromagnetism in epitaxial LaCoO3
Sangmoon Yoon, Xiang Gao, Jong Mok Ok +7
The origin of strain-induced ferromagnetism, which is robust regardless of the type and degree of strain in LaCoO3 (LCO) thin films, is enigmatic despite intensive research efforts…
Twin-domain formation in epitaxial triangular lattice delafossites
Jong Mok Ok, Sangmoon Yoon, Andrew R. Lupini +4
Twin domains are often found as structural defects in symmetry mismatched epitaxial thin films. The delafossite ABO2, which has a rhombohedral structure, is a good example that oft…
Pulsed-laser epitaxy of metallic delafossite PdCrO films
Jong Mok Ok, Matthew Brahlek, Woo Seok Choi +8
Alternate stacking of a highly conducting metallic layer with a magnetic triangular layer found in delafossite PdCrO2 provides an excellent platform for discovering intriguing corr…