An efficient XOR gate in QCA computational circuits can significantly improve efficiency. This paper proposes two different approaches for designing 3-input QCA XOR gates with 10 and 8 cells.

2021年12月1日 · In this paper, an improved structure is addressed to design a fault-tolerant full adder circuit using QCA technology. Most significant features of the proposed approach are: Presents a novel XOR gates in QCA with an optimized area. The design of RUG and F2G fault tolerant reversible gates are introduced.

2020年4月22日 · In this brief, a novel XOR/XNOR-function logic gate with two inputs, two enable inputs and one output is proposed and designed in Quantum-dot Cellular Automata (QCA) nanotechnology. In order to demonstrate the functionality and capabilities of the proposed QCA-based XOR/XNOR architecture, performance is evaluated and analyzed.

2018年6月1日 · QCA technology has a wide range of optimize facet such as ultra-low power consumption, faster switching speed and extremely density structure. In this paper, a novel exclusive-OR (XOR) gate is presented. This proposed XOR gate requires only 12 cells and dissipates 12.11 meV energies at 1.0E k tunneling energy level. To inspect the efficacy of ...

2023年2月7日 · This study presents and constructs a novel XOR/XNOR logic gate using QCA nanotechnology. Performance is examined and studied to illustrate the functions and flexibility of the suggested QCA-based XOR/XNOR design.

This article presents the design of a novel XOR game further employed in designing the half adder circuit using QCA. The new gate reduces the XOR gate cell count to 34 and the area to 0.03µm2. Additionally, the cell count for half adder is reduced to 38 and the area to 0.05µm2.

2022年2月14日 · This section will present a novel QCA structure of the 3-input XOR gate. The proposed gate will be used to design a new structure of full adder. According to the block diagram illustrated in Fig. 8 (a), a full adder can be accomplished with two blocks only, the majority voter and the 3-input XOR gate.

is Quantum-dot Cellular Automata (QCA), which is one of the new emerging nanotechnology-based on Coulomb repulsion. This article presents three architectures of logical “XOR” gate, a novel structure of two inputs “XOR” gate, which is used as a module to implement four inputs “XOR” gate and eight inputs

Quantum Dot Cellular Automata (QCA) is a future generation solution based on nanotechnology for the digital systems. The QCA systems have advantages like the small size, ultralow power consumption and high switching frequency. The present research aims at introducing a novel three-input XOR gate containing 12 cells.

2017年1月1日 · Quantum-dot cellular automata (QCA), which is a candidate technology to replace CMOS technology, promises extra low-power, extremely dense and high-speed structures at a nano scale. In this paper, a novel 3-input XOR gate structure is proposed based on half distance and cell interaction.