56 citations · 240 across the 10 of their papers we have counts for
10 papers
Tailoring topological Hall effect in SrRuO3/SrTiO3 superlattices
Seong Won Cho, Seung Gyo Jeong, Hee Young Kwon +7
Investigating the effects of the complex magnetic interactions on the formation of nontrivial magnetic phases enables a better understanding of magnetic materials. Moreover, an eff…
Modulating Curie Temperature and Magnetic Anisotropy in Nanoscale Layered Cr_{2}Te_{3} Films: Implications for Room-Temperature Spintronics
In Hak Lee, Byoung Ki Choi, Hyuk Jin Kim +18
Nanoscale layered ferromagnets have demonstrated fascinating two-dimensional magnetism down to atomic layers, providing a peculiar playground of spin orders for investigating funda…
Highly-scalable stochastic neuron based on Ovonic Threshold Switch (OTS) and its applications in Restricted Boltzmann Machine (RBM)
Seong-il Im, Hyejin Lee, Jaesang Lee +6
Interest in Restricted Boltzmann Machine (RBM) is growing as a generative stochastic artificial neural network to implement a novel energy-efficient machine-learning (ML) technique…
Frequency-tunable nano-oscillator based on Ovonic Threshold Switch (OTS)
Seon Jeong Kim, Seong Won Cho, Hyejin Lee +11
Nano-oscillator devices are gaining more and more attention as a prerequisite for developing novel energy-efficient computing systems based on coupled oscillators. Here, we introdu…
Phase Instability amid Dimensional Crossover in Artificial Oxide Crystal
Seung Gyo Jeong, Taewon Min, Sungmin Woo +13
Artificial crystals synthesized by atomic-scale epitaxy provides the ability to control the dimensions of the quantum phases and associated phase transitions via precise thickness…
A highly scalable and energy-efficient artificial neuron using an Ovonic Threshold Switch (OTS) featuring the spike-frequency adaptation and chaotic activity
Milim Lee, Youngjo Kim, Seong Won Cho +5
As an essential building block for developing a large-scale brain-inspired computing system, we present a highly scalable and energy-efficient artificial neuron device composed of…
Tuning electromagnetic properties of SrRuO3 epitaxial thin films via atomic control of cation vacancies
Sang A Lee, Seokjae Oh, Jegon Lee +9
Elemental defects in transition metal oxides is an important and intriguing subject that result in modifications in variety of physical properties including atomic and electronic s…
Large phase relaxation length in the topological surface states of epitaxial Bi2-xSnxTe3 thin films
Seong Won Cho, Kwang-Chon Kim, Seong Keun Kim +3
A topological insulator (TI), a new quantum state featured with the topologically-protected surface state (TSS) originating from its peculiar topology in band structure, has attrac…
Resonant tunneling in a quantum oxide superlattice
Woo Seok Choi, Sang A. Lee, Jeong Ho You +2
Resonant tunnelling is a quantum mechanical process that has long been attracting both scientific and technological attention owing to its intriguing underlying physics and unique…
Fractionally delta-doped oxide superlattices for higher carrier mobilities
Woo Seok Choi, Suyoun Lee, Valentino R. Cooper +1
A 2D electron gas system in an oxide heterostructure serves as an important playground for novel phenomena. Here, we show that, by using fractional delta-doping to control the inte…