Results 11 to 20 of about 2,023 (191)

Single-bit comparator in quantum-dot cellular automata (QCA) technology using novel QCA-XNOR gates

open access: yesJournal of Electronic Science and Technology, 2021
To fill the continuous needs for faster processing elements with less power consumption causes large pressure on the complementary metal oxide semiconductor (CMOS) technology developers.
Ali Hussien Majeed   +3 more
doaj   +3 more sources

Toward Quaternary QCA: Novel Majority and XOR Fuzzy Gates

open access: yesIEEE Access, 2022
As an emerging nanotechnology, quantum-dot cellular automata (QCA) has been considered an alternative to CMOS technology that suffers from problems such as leakage current.
Reza Akbari-Hasanjani   +2 more
doaj   +3 more sources

A Customizable Quantum-Dot Cellular Automata Building Block for the Synthesis of Classical and Reversible Circuits [PDF]

open access: yesThe Scientific World Journal, 2015
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.
Ahmed Moustafa   +2 more
doaj   +2 more sources

Solving the ternary QCA logic gate problem by means of adiabatic switching [PDF]

open access: closed2007 Digest of papers Microprocesses and Nanotechnology, 2007
This paper demonstrates that with the introduction of adiabatic switching one can successfully solve the ternary quantum-dot cellular automata (QCA) problem of the basic geometry that implements the AND and OR logic functions. It is shown that in that case the geometry can perform both the binary majority logic function as well as ternary AND and OR ...
Primož Pečar   +4 more
openalex   +2 more sources

Design of Hybrid Adder-Subtractor (HAS) using Reversible Logic Gates in QCA

open access: bronzeInternational Journal of Computer Applications, 2012
Quantum computers for the efficient simulation of physical systems are emerging today. Effect of Spin on Quantum Dots (QDs) paved the way for QCA. Quantum-dot cellular automata (QCA) have a simple cell as the basic element. The cell is used as a building block to construct gates and wires.Reversible logic has extensive applications in quantum Computing.
Namit Gupta   +3 more
openalex   +2 more sources

New efficient designs of reversible logic gates and circuits in the QCA technology

open access: diamondEngineering review, 2019
Quantum-dot cellular automata (QCA) is a developing nanotechnology, which seems to be a good candidate to replace the conventional complementary metal-oxide-semiconductor (CMOS) technology. The QCA has the advantages of very low power dissipation, faster switching speed, and extremely low circuit area, which can be used in designing nanoscale ...
Abbas Rezaei
openalex   +3 more sources

Two Dimensional QCA XOR Logic Using NNI Gate

open access: bronzeInternational Journal of Control and Automation, 2017
Young-Won You, Jun‐Cheol Jeon
openalex   +2 more sources

Fault Tolerant QCA Logic Design With Coupled Majority-Minority Gate

open access: closedInternational Journal of Computer Applications, 2010
Synthesis of efficient DFT (Design for Testability) logic is of prime importance in robustly testable design of QCA based logic circuits. An ingenious universal QCA gate structure, Coupled Majority-Minority (CMVMIN) gate, realizes majority and minority functions simultaneously in its 2-outputs.
Mamata Dalui   +2 more
openalex   +2 more sources

Performance Improvement of QCA Design XOR Logic Gate using Bistable Simulation Engine Vector [PDF]

open access: diamondInternational Journal of Trend in Scientific Research and Development, 2018
Haritika Satle, Aastha Hajari
openalex   +2 more sources

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