4. Computing with Quantum-Dot Cellular Automata

  1. Dr. Mary Mehrnoosh Eshaghian-Wilner Adjunct Professor
  1. Dr. Konrad Walus Associate Professor1 and
  2. Dr. Graham A. Jullien Professor2

Published Online: 24 NOV 2009

DOI: 10.1002/9780470429983.ch4

Bio-Inspired and Nanoscale Integrated Computing

Bio-Inspired and Nanoscale Integrated Computing

How to Cite

Walus, K. and Jullien, G. A. (2009) Computing with Quantum-Dot Cellular Automata, in Bio-Inspired and Nanoscale Integrated Computing (ed M. M. Eshaghian-Wilner), John Wiley & Sons, Inc., Hoboken, NJ, USA. doi: 10.1002/9780470429983.ch4

Editor Information

  1. Department of Electrical Engineering, University of California, Los Angeles, California, USA

Author Information

  1. 1

    Electrical and Computer Engineering, University of British Columbia, Vancouver, British Columbia, Canada

  2. 2

    Department of Computer and Electrical Engineering, University of Calgary, Calgary, Alberta, Canada

Publication History

  1. Published Online: 24 NOV 2009
  2. Published Print: 29 MAY 2009

ISBN Information

Print ISBN: 9780470116593

Online ISBN: 9780470429983



  • computing with quantum dot cellular automata;
  • promising emerging technology for nanoscale computing;
  • QCA implementations and QCA paradigm


This chapter contains sections titled:

  • Introduction

  • The CAD Tool: QCADesigner

  • The QCA Cell

  • Ground State Computing

  • Clocking

  • Input/Output Interfacing

  • QCA Logic

  • Fixed Polarization Cells

  • Wire Crossing

  • QCADesigner: Simulation Engines

  • Example Circuit Designs

  • QCA Fabrication

  • Conclusions

  • References