Quantum Computing with Superconducting Electronics

Abstract

An implementation of a quantum computer using superconducting electronics has been proposed and studied. A single Josephson junction superconducting quantum interference device (SQUID) may serve as a suitable two-state quantum system to be used as the qubits of a possible quantum computer. The quantum states of the superconducting qubits may be manipulated by single flux quantum pulses created and controlled by other "on-chip" superconducting circuitry. Gates to allow logical interactions of qubits have also been conceptualized. The parameters of the qubit SQUIDs and other associated circuitry were found to be within current technological constraints and a first experiment to demonstrate quantum coherence in a superconducting qubit was designed.

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Document Details

Document Type
Technical Report
Publication Date
Feb 02, 1998
Accession Number
ADA344625

Entities

People

  • Marc J. Feldman
  • Mark F. Bocko

Organizations

  • University of Rochester

Tags

Communities of Interest

  • Advanced Electronics
  • Energy and Power Technologies
  • Materials and Manufacturing Processes

DTIC Thesaurus Topics

  • Abstracts
  • Circuits
  • Computers
  • Digital Circuits
  • Electronics
  • Energy Gaps
  • Energy Levels
  • Ground State
  • Josephson Junctions
  • Logic Gates
  • Magnetometers
  • Quantum Computers
  • Quantum Computing
  • Quantum Information Science
  • Quantum States
  • Simulations

Fields of Study

  • Physics

Readers

  • Quantum Dot Semiconductor Device Photonics and Graphene Optoelectronic Materials and THz Physics.
  • Superconducting Magnet Technology

Technology Areas

  • Microelectronics
  • Quantum Computing
  • Quantum Science - Quantum Dots