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Strain Engineering in 2D Material-Based Flexible Optoelectronics.

Junli Du¹, Huihui Yu¹, Baishan Liu¹

¹School of Materials Science and Engineering, University of Science and Technology Beijing, Beijing, 100083, P. R. China.

|December 20, 2021

Summary

This summary is machine-generated.

Strain engineering in 2D materials is key for flexible optoelectronics. This review establishes an evaluation system to understand strain

Keywords:

2D materials electric-optical-mechanical coupling effects figure-of-metrics flexible optoelectronics strain engineering

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Area of Science:

Materials Science and Engineering
Nanotechnology
Solid State Physics

Background:

Flexible optoelectronics leverage shape-adaptive and strain-responsive features for intelligent applications.
Two-dimensional (2D) materials are ideal for flexible optoelectronics due to their atomic thinness, high flexibility, and strain sensitivity.
The precise impact of strain on 2D material-based flexible optoelectronics performance remains unclear due to their hypersensitivity.

Purpose of the Study:

To provide a focused review of strain engineering in 2D materials-based flexible optoelectronics.
To establish an evaluation system for comprehending external strain's influence on 2D material properties and device performance.
To propose strategies for enhancing functionality and service capability.

Main Methods:

Review of mechanical and strain-engineered electronic properties of 2D semiconductors.
Summarization of an evaluation system with parameters for functionality and service capability.
Analysis of strain engineering strategies in the context of future intelligent devices.

Main Results:

Detailed examination of how strain affects the intrinsic properties of 2D materials.
Presentation of an evaluation system to assess the impact of strain on photoresponse performance.
Identification of strategies to improve the performance of 2D material-based flexible optoelectronics.

Conclusions:

An evaluation system is crucial for understanding and optimizing strain effects in 2D material flexible optoelectronics.
Proposed strategies aim to enhance device functionality and service capability for practical applications.
Future perspectives highlight the integration of strain engineering in next-generation intelligent devices.