4 papers
Improving 2D-ness to enhance thermopower in oxide superlattices
Dongwon Shin, Inseo Kim, Min-Su Kim +6
The transport dynamics of itinerant charge carriers and their interactions with the environment. For two-dimensional oxide thermoelectrics, predominantly represented by doped SrTiO…
Universal Fabrication of Graphene/Perovskite Oxide Hybrid Heterostructures
Yeongju Choi, Seungjin Lee, Dongwon Shin +12
Hybrid heterostructures composed of graphene and perovskite oxides provide a promising platform for exploiting synergetic interfacial functionalities. Conventional fabrication meth…
Strain Engineering of van Hove Singularity and Coupled Itinerant Ferromagnetism in Quasi-2D Oxide Superlattices
Seung Gyo Jeong, Minjae Kim, Jin Young Oh +12
Engineering van Hove singularities (vHss) near the Fermi level, if feasible, offers a powerful route to control exotic quantum phases in electronic and magnetic behaviors. However,…
Anisotropic Strain Relaxation-Induced Directional Ultrafast Carrier Dynamics in RuO2 Films
S. G. Jeong, I. H. Choi, S. Lee +9
Ultrafast light-matter interactions inspire potential functionalities in picosecond optoelectronic applications. However, achieving directional carrier dynamics in metals remains c…