Recent Progress in 2-Dimensional Organic–Inorganic Heterojunction Optoelectronic Devices

Two-dimensional (2D) materials have attracted significant attention in the fields of electronics and optoelectronics because of their defect-free surfaces, ultrahigh carrier mobility, and exceptional mechanical, optical, and electrical properties. However, key challenges remain, which include limite...

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Bibliographic Details
Main Authors: Huchao Li, Zan Wang, Yilin Zhao, Dechao Geng, Deyang Ji, Wenping Hu
Format: Article
Language:English
Published: American Association for the Advancement of Science (AAAS) 2025-01-01
Series:Advanced Devices & Instrumentation
Online Access:https://spj.science.org/doi/10.34133/adi.0069
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Summary:Two-dimensional (2D) materials have attracted significant attention in the fields of electronics and optoelectronics because of their defect-free surfaces, ultrahigh carrier mobility, and exceptional mechanical, optical, and electrical properties. However, key challenges remain, which include limited availability of p-type semiconductors, low optical absorption, extensible synthesis, and defect-free epitaxial growth. The integration of atomically thin 2D materials with diverse organic molecules to form organic–inorganic van der Waals (vdW) heterojunctions presents a promising platform for versatile and customizable functionalities. This review aims to spotlight the emerging field of 2D organic–inorganic systems. We first review the progress in 2D organic–inorganic heterojunctions focusing on materials, architectures, and common fabrication methods. Subsequently, we delve into their multifunctional device applications spanning electronic devices, molecular switches, photodetectors, memory devices, neuromorphic devices, and flexible devices. Finally, we offer an in-depth look at the key challenges and upcoming perspectives in the study of organic–inorganic heterojunctions.
ISSN:2767-9713