Epitaxy of Emerging Materials and Advanced Heterostructures for Microelectronics and Quantum Sciences

Area of Science:

• Materials Science
• Solid State Physics
• Nanotechnology

Background:

• Epitaxy is crucial for high-quality crystalline nanostructures and thin films, essential for next-generation microelectronics and quantum information systems.
• Recent advances have expanded material choices and heterostructures beyond traditional compatibility limits.
• Challenges remain in improving material quality, implementing unique material properties, and integrating incommensurate materials.

Purpose of the Study:

• To review the current status of epitaxially grown materials.
• To identify key challenges in epitaxy research.
• To discuss the integration of modeling and advanced characterization for epitaxy control.

Main Methods:

• Literature review of epitaxy advancements and challenges.
• Analysis of emerging material classes (2D and quantum materials) in epitaxy.
• Discussion on integrating multi-scale understanding with experimental and modeling approaches.

Main Results:

• Epitaxy is fundamental but faces hurdles in material quality and integration.
• Emerging materials offer new avenues for epitaxy research and device applications.
• Progress necessitates a holistic approach combining multi-scale understanding, modeling, and advanced characterization.

Conclusions:

• Advancing epitaxy requires deeper understanding across multiple length scales.
• Integrating experimental data with theoretical models is key to overcoming current limitations.
• Synergistic use of advanced characterization and modeling will enable ultimate control over the epitaxy process.