Reversible logic enables ultra-low power circuit design and quantum computation. Quantum-dot Cellular Automata (QCA) is the most promising technology considered to implement reversible circuits, mainly due correspondence between features of QCA circuits. This work aims push forward state-of-the-art QCA-based circuits implementation by proposing a novel full adder\full subtractor (FA\FS). At fir...

The large amount of secondary effects in complementary metal–oxide–semiconductor technology limits its application the ultra-nanoscale region. Circuit designers explore a new for region, which is quantum-dot cellular automata (QCA). Low-energy dissipation, high speed, and area efficiency are key features QCA technology. This research proposes novel, low-complexity, QCA-based one-bit digital com...

Quantum-dot cellular automata (QCA) may provide low-power, general-purpose computing in the post-CMOS era. A molecular implementation of QCA features nanometer-scale devices and support THz switching speeds at room-temperature. Here, we explore ability circuits to tolerate unwanted applied electric fields, which come from a variety sources. One likely source strong fields be electrodes recently...

SRAM or Static Random-Access Memory is the most vital memory technology. fast and robust but faces design challenges in nanoscale CMOS such as high leakage, power consumption, reliability. Quantum-dot Cellular Automata (QCA) alternative technology that can be used to address of conventional SRAM. In this paper, a cost-efficient single layer cell has been proposed QCA. The 39 cells with latency ...

Quantum-dot cellular automata (QCA) is a paradigm for low-power, general-purpose, classical computing designed to overcome the challenges facing CMOS in extreme limits of scaling. A molecular implementation QCA offers nanometer-scale devices with device densities and operating speeds which may surpass by several orders magnitude, all at room temperature. Here, proposal electric field bit write-...