Two-Dimensional Layered Materials Meet Perovskite Oxides: A Combination for High-Performance Electronic Devices

Area of Science:

• Materials Science
• Condensed Matter Physics
• Nanotechnology

Background:

• Silicon-based electronics face scaling limitations for future demands in speed, energy efficiency, and functionality.
• Heterogeneous integration allows atomic-scale stacking of diverse materials, enabling novel electronic devices.
• Combining perovskite oxides with 2D layered materials (2DLMs) has shown promise for enhanced device performance and new functionalities.

Purpose of the Study:

• To review recent advancements in the heterogeneous integration of perovskite oxides and 2DLMs.
• To explore fabrication techniques, interfacial properties, and electronic applications of these integrated materials.
• To highlight challenges and future outlooks for this technology.

Main Methods:

• Review of literature on perovskite oxide and 2DLM integration.
• Focus on van der Waals integration approaches.
• Analysis of device applications including field-effect transistors, memory, and neuromorphic electronics.

Main Results:

• Successful integration of perovskite oxides and 2DLMs yields unexpected functionalities and improved device performance.
• Van der Waals integration facilitates a vast array of material combinations.
• Demonstrated potential in field-effect transistors, memory, and neuromorphic applications.

Conclusions:

• Heterogeneous integration of perovskite oxides and 2DLMs is a promising pathway for next-generation electronics.
• The van der Waals approach offers extensive material design flexibility.
• This integration strategy is crucial for developing multifunctional, spintronic, and ultralow-power devices.