研究目的
To summarize current theoretical approaches for piezotronics and piezo-phototronics, including fundamental theory based on semiconductor physics piezoelectric theory, atomistic calculations for simulation-driven material design, and device improvement.
研究成果
Current theoretical studies have established the fundamental theory and method for research of semiconductor physics, material simulations, and device design techniques of piezotronic and piezo-phototronic devices. New quantum materials may show promise in obtaining ultrahigh-performance of piezotronic and piezo-phototronic devices.
研究不足
The study primarily focuses on theoretical approaches and simulations, with limited discussion on experimental validation and practical application challenges.
1：Experimental Design and Method Selection:
The study employs semiconductor physics and piezoelectric theory to establish the fundamental theory of piezotronics and piezo-phototronics. It utilizes the finite element method, density functional theory, and molecular dynamics for simulation-driven material design and device improvements.
2：Sample Selection and Data Sources:
The research focuses on traditional piezoelectric semiconductors like ZnO, GaN, InN, CdS, and monolayer MoS2, and explores new quantum materials for ultrahigh-performance devices.
3：List of Experimental Equipment and Materials:
Not explicitly mentioned in the provided text.
4：Experimental Procedures and Operational Workflow:
The study involves theoretical modeling and simulation to understand the effects of strain-induced piezoelectric fields on carrier transport properties and device performance.
5：Data Analysis Methods:
The research uses atomistic calculations and semiconductor device simulations to analyze the impact of piezoelectric fields on material properties and device functionality.
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