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-...

Quantum-dot Cellular Automata (QCA) is one of the most substitute emerging nanotechnologies for electronic circuits, because of lower power consumption, higher speed and smaller size in comparison with CMOS technology. The basic devices, a Quantum-dot cell can be used to implement logic gates and wires. As it is the fundamental building block on nanotechnology circuits. By applying XOR gate the...

Quantum-dot cellular automata (QCA) are nanoscale digital logic constructs that use electrons in arrays of quantum dots to carry out binary operations. In this paper, a basic building block for QCA will be proposed. The proposed basic building block can be customized to implement classical gates, such as XOR and XNOR gates, and reversible gates, such as CNOT and Toffoli gates, with less cell co...

This paper presents an energy dissipation dataset of different reversible logic gates in quantum-dot cellular automata. The proposed circuits have been designed and verified using QCADesigner simulator. Besides, the energy dissipation has been calculated under three different tunneling energy level at temperature T=2 K. For estimating the energy dissipation of proposed gates; QCAPro tool has be...

We describe the operation of, and demonstrate logic functionality in, networks of physically coupled, nanometer-scale magnets designed for digital computation in magnetic quantum-dot cellular automata (MQCA) systems. MQCA offer low power dissipation and high integration density of functional elements and operate at room temperature. The basic MQCA logic gate, that is, the three-input majority l...