Reconfigurable Logic of Multidimensional Encryption Based on ReSe₂ Homojunction Photodetector

Area of Science:

• Materials Science
• Electrical Engineering
• Computer Science

Background:

• Growing demand for massive data processing necessitates multifunctional, reconfigurable logic platforms.
• Existing platforms face challenges with complex configurations, limited functionality, and low security.

Purpose of the Study:

• To propose a novel logic platform based on a ReSe2 homojunction photodetector.
• To achieve reconfigurability, multifunctionality, and high security in logic operations.
• To enable arbitrary logic gate implementation and secure data transmission.

Main Methods:

• Utilized a ReSe2 homojunction photodetector as the core logic platform.
• Dynamically reconfigured channel doping states to modify logic inputs.
• Implemented multidimensional encryption by switching logical states using electrical and optical inputs.

Main Results:

• Demonstrated arbitrary logic gate implementation and image transmission capabilities.
• Achieved outstanding optoelectronic performance: high rectification ratio (3.35 × 10^6), ultralow dark current (<50 pA), high responsivity (40.8 A/W), and high detectivity (1.5 × 10^13 Jones).
• Successfully realized multidimensional encryption through electrical and optical signal domains.

Conclusions:

• The proposed ReSe2 photodetector platform offers a promising solution for next-generation integrated logic systems.
• This work expands the conceptual framework for advanced logic applications with enhanced security and functionality.
• The device serves as a prototype for future multifunctional and reconfigurable computing platforms.