Results 111 to 120 of about 4,280 (222)

Conservative logic gate for design of quantum dot cellular automata circuits

open access: yes, 2011
A novel conservative gate especially suiting a Quantum Dot Cellular Automata (QCA) majority voter-based design. The input-to-output mapping of the novel conservative QCA (CQCA) gate is: P=A; Q=AB+BC+AC [MV(A,B,C)]; R=A′B+A′C+BC [MV(A′,B,C)], where A, B ...
Thapliyal, Himanshu   +1 more
core  

Asynchrony in Quantum-Dot Cellular Automata Nanocomputation: Elixir or Poison? [PDF]

open access: yes, 2011
Davide Blua   +8 more
core   +1 more source

A signal calculation grid for quantum-dot cellular automata

open access: yes, 2017
The quantum-dot cellular automata (QCA) computing paradigm presents great promise as a potential strategy for future nanocomputing devices. Perhaps the greatest challenge facing the QCA architecture is finding a robust wire crossing strategy.
Tougaw, Douglas   +7 more
core   +1 more source

Binary multipliers on quantum-dot cellular automata

open access: yes, 2007
This article describes the design of ultra-low-power multipliers on quantum dot cellular automata (QCA) nanotechnology, promising very dense circuits and high operating frequencies, using a single homogeneous layer of the basic cells.
Ismo Hänninen, Jarmo Takala
core   +1 more source

Multi-Layer QCA Reversible Full Adder-Subtractor Using Reversible Gates for Reliable Information Transfer and Minimal Power Dissipation on Universal Quantum Computer

open access: yesApplied Sciences
The effects of quantum mechanics dominate nanoscale devices, where Moore’s law no longer holds true. Additionally, with the recent rapid development of quantum computers, the development of reversible gates to overcome the problems of energy and ...
Jun-Cheol Jeon
doaj   +1 more source

The temperature effect and defect study in quantum-dot cellular automata

open access: yes, 2005
Quantum-dot Cellular Automata (QCA) is a new paradigm for computation that utilizes polarization states instead of using current switching. It is being studied because of the realization of the quickly approaching limitation of the current CMOS ...
Barclay, Travis J.
core  

Robustness and power dissipation in quantum-dot cellular automata

open access: yes, 2006
Quantum-dot cellular automata (QCA) is a new computation paradigm which encodes binary information by charge configuration within a cell instead of the conventional current switches. No current flows within the cells.
Mo Liu (10658546)
core   +1 more source

Quantum Dot Cellular Automata Simulation

open access: yes, 2014
This bachelor thesis describes the origin and purpose of quantum cellular automata (QCA), their function and physical construction. It also describes the quantum cellular cell and principles of making simple circuits using these cells.
Michálik, Juraj
core  

Spin blockade of quantum cellular automata effects in a few electron triple quantum dot

open access: yes, 2008
It has been previously demonstrated, employing charge detection techniques, that quantum cellular automata (QCA) processes exist in the vicinity of quadruple degeneracy points in both ring and serial arrangements of lateral triple quantum dots.
Studenikin, S.A.   +4 more
core   +1 more source

From Quantum Cellular Automata To Quantum Lattice Gases

open access: yes, 1996
A natural architecture for nanoscale quantum computation is that of a quantum cellular automaton. Motivated by this observation, in this paper we begin an investigation of exactly unitary cellular automata.
Qlga David   +3 more
core  

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