Reversible Photomodulation of Two-Dimensional Electron Gas in LaAlO3/SrTiO3 Heterostructures

G Yang, Y Kim, J Jeon, M Lee, D Kim, S Kim, K Eom… - Nano Letters, 2023 - ACS Publications
Long-lived photoinduced conductance changes in LaAlO3/SrTiO3 (LAO/STO)
heterostructures enable their use in optoelectronic memory applications. However, it …

Polar perturbations in functional oxide heterostructures

YS Oh, L Wang, H Lee, WS Choi… - Advanced Functional …, 2023 - Wiley Online Library
Growth and characterization of metal‐oxide thin films foster successful development of oxide‐
material‐integrated thin‐film devices represented by metal‐oxide‐semiconductor field‐effect …

Interface-engineered non-volatile visible-blind photodetector for in-sensor computing

G Li, D Xie, Q Zhang, M Zhang, Z Liu, Z Wang… - Nature …, 2025 - nature.com
Ultraviolet (UV) detection is extensively used in a variety of applications. However, the
storage and processing of information after detection require multiple components, resulting …

Atomic-Scale Interface Modification in Complex Oxide Heterojunctions for Near-Infrared Photodetection

S Ryou, S Mo, D Kim, S Choi, J Oh, Y Yang, K Eom… - ACS …, 2024 - ACS Publications
Photodetectors that detect near-infrared (NIR) light serve as important components in
contemporary energy-efficient optoelectronic devices. However, detecting the low-energy …

Optoelectronic Synapse Based on 2D Electron Gas in Stoichiometry‐Controlled Oxide Heterostructures

M Lee, Y Kim, SH Mo, S Kim, K Eom, H Lee - Small, 2024 - Wiley Online Library
Emulating synaptic functionalities in optoelectronic devices is significant in developing
artificial visual‐perception systems and neuromorphic photonic computing. Persistent …

Conductivity and photo-response of amorphous-LaAlO3/SrTiO3 (001) grown by on-axis radio-frequency magnetron sputtering

L Xiong, Y Hong, H Chen, Y Yang, W Duan, Q Rong… - Vacuum, 2024 - Elsevier
Abstract LaAlO 3/SrTiO 3 (LAO/STO) possesses many novel properties. To pursue its
application in future electronic devices, studying of its mass production and controllability by …

Ultrafast dynamics of two-dimensional electron gas at Al2O3/SrTiO3 interface studied by surface terahertz spectroscopy

J Ma, Y Wang, Y Su, C Tian - The Journal of Chemical Physics, 2024 - pubs.aip.org
Two-dimensional electron gas (2DEG) confined at the interface of SrTiO 3-based
heterostructure exhibits intriguing electronic and optoelectronic properties. In this work, we …

Harnessing two-dimensional electron gas in oxide heterostructures for integrated neuromorphic architecture and logic operations on a single chip

A Gupta, A Vashist, S Chakraverty - Applied Physics Letters, 2024 - pubs.aip.org
Neuromorphic electronics, inspired by the complexity of the biological brain, hold promise
for revolutionizing information technology by enabling more efficient computing paradigms …

Quasi-one-dimensional electron gas for ultrahigh sensitivity of ambient light

Z Liu, L Wang, T Tong, H Xu, Y Xue, Y Qi, J Gao… - Applied Physics …, 2024 - pubs.aip.org
Two-dimensional electron gas (2DEG) has drawn significant attention due to its intriguing
properties. Recent advances have encouraged the use of one-dimensional electron gas for …

Artificial optoelectronic synapses based on capture layer of silicon rich oxides

HY Sun, L Zhu, HZ Gao, JM Wang, XD Jiang - Physica E: Low-dimensional …, 2024 - Elsevier
The optoelectronic bionic synapse, as a new memory device with integrated storage and
calculation, can respond to light stimulation, for use in the bio-visual system. These also …