Advancements in 2D transition metal dichalcogenides (TMDs) inks for printed optoelectronics: A comprehensive review

Printed optoelectronics are paramount in emerging research due to their cost-effectiveness, flexibility, and compatibility with diverse substrates, offering innovative solutions for efficient light manipulation and energy conversion. The pursuit of printed optoelectronics is driven by its potential to overcome challenges in traditional optoelectronics, fostering advancements in areas such as wearable devices, the Internet of Things (IoT), and renewable energy technologies. Two-dimensional transition metal dichalcogenides (2D-TMDs) are promising for emerging research in printed optoelectronics because of their unique optical, electrical, and mechanical properties. By harnessing the exceptional properties of 2D-TMDs, such as high surface area, excellent charge carrier mobility, and tunable bandgaps, in printed optoelectronics, researchers unlock cost-effective and flexible avenues for efficient light manipulation, making these materials pivotal for advancing the field and addressing current optoelectronic challenges. The synthesis of 2D-TMD inks and their integration into printed devices offer a promising paradigm shift, enticing explosive interest with the potential for enhanced performance, scalability, and diverse applications in the dynamic landscape of printed optoelectronics. However, the prominent research advances in terms of optoelectronics, light-matter solid interactions, and printable optoelectronic inks based on 2D TMD materials have not been systematically reviewed. This review focuses on synthesizing and optimizing 2D-TMD inks, exploring their varied applications in printed optoelectronic devices, and paving the way for transformative advancements in this field. This review summarizes the latest research developments in this rapidly evolving area and emphasizes the crucial role of 2D-TMD inks in advancing printed optoelectronics, exploring their unique properties and potential for novel device architectures. The comprehensive outlook in this review proposes a roadmap for ongoing and future research endeavors in the ever-evolving field of printed optoelectronics.