Design and Implementation of QCA Optimized System

Abstract

This review paper thoroughly examines Quantum-Dot Cellular Automata (QCA) technology, with a specific emphasis on its potential as a groundbreaking substitute for conventional CMOS technology in the field of nano-computing. The study explores the design and optimization of circuits based on Quantum-Dot Cellular Automata (QCA), with a specific focus on Full Adder-Subtractor structures. It emphasizes the performance factors, cell designs, and methodologies for optimizing the circuits. The research highlights the benefits of QCA in overcoming the drawbacks of CMOS technology, such as its high-power consumption and scaling issues, by analyzing its distinctive characteristics, including lower power dissipation, high-speed operation, and the capability of enabling reversible computing. The study cites essential research findings that indicate substantial enhancements in circuit design, such as decreases in cell count, area, delay, and cost function. This highlights the practicality of using QCA for advanced computing applications.

Moreover, the paper highlights the significance of cooperative endeavours between researchers and industry professionals in propelling the development of QCA technology and facilitating its practical applications in various computing settings. The results indicate a positive outlook for QCA since current studies focus on improving its effectiveness, capability, and suitability, ultimately transforming the field of nano-scale computational units. This book is an essential resource for scholars and engineers who want to investigate the revolutionary possibilities of QCA technology.