Linear Quantum Systems: Non-Classical States and Robust Stability

Abstract

The proposed work attempted to establish a theoretical framework for the analysis and control of quantum linear systems and their interactions with non-classical quantum fields by developing control theoretic concepts exploiting special features of quantum systems. The research aimed to continue developing a new mathematical framework for robust control of quantum linear systems and extend results to quantum linear systems subject to non-classical quantum fields. The major outcomes of this project are (i) derivation of quantum filtering equations for systems non-classical input states including single photon states, (ii) determination of how linear quantum systems respond to multichannel non-classical states, (iii) linear quantum models for quantum memories and the zero dynamics principle for perfect information transfer, (iv) development of new structured uncertainty methods that ensure robust stability of quantum systems based on nominal linear models, and (v) physical realizability results for finite level quantum systems.

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Document Details

Document Type
Technical Report
Publication Date
Jun 29, 2016
Accession Number
AD1017258

Entities

People

  • Matthew K James

Organizations

  • Australian National University

Tags

Communities of Interest

  • Materials and Manufacturing Processes

DTIC Thesaurus Topics

  • Air Force Research Laboratories
  • Amplifiers
  • Australia
  • Control Systems
  • Control Theory
  • Differential Equations
  • Information Processing
  • Linear Systems
  • Optomechanics
  • Parametric Amplifiers
  • Phase Modulation
  • Quantum Information
  • Quantum Mechanics
  • Quantum Memories
  • Quantum Optics
  • Quantum States
  • Stability Conditions

Fields of Study

  • Physics

Readers

  • Adaptive Control and Estimation with Uncertainty in Dynamic Systems.
  • Quantum Dot Semiconductor Device Photonics and Graphene Optoelectronic Materials and THz Physics.

Technology Areas

  • Quantum Computing