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  • PQIP
    Photonic Quantum Information Processing

Grants
  • Funding agency logo
    Optimizing Entanglement to Attain Quantum Limit of Long-Baseline Imaging

    Principal Investigator (PI)

    2022

    $450.0K
    Active
  • Funding agency logo
    Hybrid Continuous-Variable Discrete-Variable Entanglement Traffic Engineering Over a Quantum Local Area Network

    Principal Investigator (PI)

    2022

    $150.0K
    Active
  • Funding agency logo
    Systems and Methods to Approach Quantum Limit of Long-Baseline Imaging with Distributed Entanglement and Pre-detection Mode Sorting

    Principal Investigator (PI)

    2022

    $100.0K
    Active
  • Funding agency logo
    Demonstration of Quantum-Secured Covert Communications and Sensing

    Co-Investigator (COI)

    2022

    $13.9K
    Active
  • Funding agency logo
    MURI: Theory and Engineering of Large-Scale Distributed Entanglement

    Principal Investigator (PI)

    2021

    $2.1M
    Active
  • Funding agency logo
    Collaborative Research: CIF: Medium: QODED: Quantum Codes Optimized for the Dynamics Between Encoded Computation and Decoding Using Classical Coding Techniques

    Co-Investigator (COI)

    2021

    $668.2K
    Active
  • Funding agency logo
    Quantum Networks To Connect Quantum Technology (QuanNeCQT)

    Principal Investigator (PI)

    2021

    $247.1K
    Active
  • Funding agency logo
    NSF Engineering Research Center for Quantum Networks (CQN)

    Principal Investigator (PI)

    2020

    $14.9M
    Active
  • Funding agency logo
    Center for Quantum Networks (CQN) Industrial Partners Program

    Principal Investigator (PI)

    2020

    $1.2M
    Active
Technologies / Patents
      News
      • Construction Underway on University's Grand Challenges Research Building

        2021

      • Researchers Work to Ensure Accurate Decoding in Fragile Quantum States

        2020

      • UArizona Scientists to Build What Einstein Wrote off as Science Fiction

        2020

      • University of Arizona Awarded $26M to Architect the Quantum Internet

        2020

      Publications (254)
      Recent
      • Bounds on Bipartite Entanglement Distribution Rates for Discrete and Continuous Variable Quantum Switches

        2023

      • Bayesian minimum mean square error for transmissivity sensing

        2023

      • Quantum sensor network with probabilistic entanglment generation

        2023

      • Tomography of star-shaped quantum networks with Pauli channels

        2023

      • Optimal Control Policies for Distributed Quantum Computing with Quantum Walks

        2023

      • Identifying domain or superadditivty for non-idealistic joint detection receivers.

        2023

      • Modeling Phonon-Induced Decoherence in Solid-State Defect based Qubits

        2023

      • An All-Photonic Quantum Repeater Scheme using Biclique Cluster State

        2023

      • Entangling Quantum Memories via Heralded Photonic Bell Measurement

        2023

      • Quantum limits of parameter estimation in long-baseline imaging

        2023

      • Phonon-Induced Decoherence in Color-Center Qubits

        2023

      • All-photonic multiplexed quantum repeaters based on concatenated bosonic and discrete-variable quantum codes

        2023

      • Zero-Added-Loss Entangled-Photon Multiplexing for Ground-and Space-Based Quantum Networks

        2023

      • Quantum-inspired multi-parameter adaptive Bayesian estimation for sensing and imaging

        2022

      • Heralded Multiplexed High-Efficiency Cascaded Source of Dual-Rail Entangled Photon Pairs Using Spontaneous Parametric Down-Conversion

        2022

      • The Center for Quantum Networks, part I: building a quantum network using spins and photons

        2022

      • Cluster-state quantum computing methods and systems

        2022

      • The Center for Quantum Networks, Part II: Fault-tolerant routing, scheduling, and manipulation of entanglement

        2022

      • Quantum Network Tomography with Multi-party State Distribution

        2022

      • Analysis of a tripartite entanglement distribution switch

        2022

      • Transceiver designs to attain the entanglement assisted communications capacity

        2022

      • Entanglement-assisted multi-aperture pulse-compression radar for angle resolving detection

        2022

      • All-photonic two-way quantum repeaters with multiplexing based on concatenated bosonic and discrete-variable quantum codes

        2022

      • Optimal-classical and quantum-enhanced sensing of a small transverse beam displacement

        2022

      • Demonstration of a quantum advantage by a joint detection receiver for optical communication using quantum belief propagation on a trapped-ion device

        2022

      • Entanglement generation in a quantum network at distance-independent rate

        2022

      • Quantum-limited Optical Super-resolution Imaging of Multiple Point-sources

        2022

      • Non-Gaussian state design with the quantum frequency processor

        2022

      • Demonstration of quantum-optimum entanglement-enhanced covert sensing

        2022

      • Demonstration of Entanglement-Enhanced Covert Sensing

        2022

      • Quantum receiver enhanced by adaptive learning

        2022

      • Demonstration of quantum-limited discrimination of multicopy pure versus mixed states

        2022

      • Optimal Entanglement Distribution using Satellite Based Quantum Networks

        2022

      • Performing cat-basis quantum logic on modulated coherent state pulses using a photonic NISQ-era processor

        2022

      • Quantum-Enhanced Transmittance Sensing

        2022

      • Reconfigurable Spatial-Mode Sorter for Super-Resolution Imaging

        2022

      • Identifying Objects at the Quantum Limit for Superresolution Imaging

        2022

      • Supporting multiple entanglement flows through a continuous-variable quantum repeater

        2022

      • Experimental Entanglement-Enhanced Covert Sensing

        2022

      • Coherent manipulation of graph states composed of finite-energy Gottesman-Kitaev-Preskill-encoded qubits

        2022

      • Measurement-based Quantum Computation as a Tangram Puzzle

        2022

      • Measurement-Based Quantum Computing as a Tangram Puzzle

        2022

      • Quantum-Optimal Discrimination of Multiple Objects in Sub-Diffraction Incoherent Imaging

        2022

      • Multiplexed quantum repeaters based on dual-species trapped-ion systems

        2022

      • Quantum multi-parameter adaptive Bayesian estimation and application to super-resolution imaging

        2022

      • Scalable photonic quantum computing with hybrid resource states

        2022

      • A Belief Propagation-based Quantum Joint-Detection Receiver for Superadditive Optical Communications

        2021

      • Optimal Policies for Distributed Quantum Computing with Quantum Walk Control Plane Protocol

        2021

      • Attaining quantum limited precision of localizing an object in passive imaging

        2021

      • Belief propagation with quantum messages for quantum-enhanced classical communications

        2021

      • Unambiguous discrimination of coherent states

        2021

      • Entanglement-enhanced estimation of a parameter embedded in multiple phases

        2021

      • A Joint-Detection Receiver for Deep-Space Communications Leveraging Intermediate Measurements on NISQ Hardware.

        2021

      • Impossibility to produce arbitrary non-gaussian states using zero-mean gaussian states and partial photon number resolving detection

        2021

      • Entanglement-assisted multiple-access channels: capacity regions and protocol designs

        2021

      • Quantum-Optimal Object Classification in Sub-Diffraction Incoherent Imaging

        2021

      • Subexponential rate versus distance with time-multiplexed quantum repeaters

        2021

      • On the exact analysis of an idealized quantum switch

        2021

      • A quantum walk control plane for distributed quantum computing in quantum networks

        2021

      • Entanglement-assisted capacity regions and protocol designs for quantum multiple-access channels

        2021

      • Fundamental limits of loss sensing over bosonic channels

        2021

      • Signaling for covert quantum sensing

        2021

      • Quantum repeaters based on concatenated bosonic and discrete-variable quantum codes

        2021

      • High-purity pulsed squeezing generation with integrated photonics

        2021

      • Approaching the Quantum Limit of sub-Diffraction Incoherent Barcode Reading

        2021

      • Quantum-inspired optical super-resolution adaptive imaging

        2021

      • Fundamental limits of bosonic broadcast channels

        2021

      • Linear optics and photodetection achieve near-optimal unambiguous coherent state discrimination

        2021

      • Quantum-limited discrimination of laser light and thermal light

        2021

      • Distance-Independent Entanglement Generation in a Quantum Network using Space-Time Multiplexed Greenberger–Horne–Zeilinger (GHZ) Measurements

        2021

      • Blueprint for a scalable photonic fault-tolerant quantum computer

        2021

      • Non-Gaussian photonic state engineering with the quantum frequency processor

        2021

      • Coherent Manipulation of Finite-Energy Gottesman-Kitaev-Preskill-Qubit Graph States

        2021

      • Performance analysis of free-space quantum key distribution using multiple spatial modes

        2021

      • Approaching quantum-limited imaging resolution without prior knowledge of the object location

        2020

      • Quantum-enhanced fiber-optic gyroscopes using quadrature squeezing and continuous-variable entanglement

        2020

      • Approaching Quantum-Optimal Imaging without Prior Knowledge of the Object Location

        2020

      • Secret-key distillation across a quantum wiretap channel under restricted eavesdropping

        2020

      • Workshop on Space Quantum Communications and Networks

        2020

      • Quantum-Message-Passing Receiver for Quantum-Enhanced Classical Communications

        2020

      • Programming the Kennedy receiver for capacity maximization versus minimizing one-shot error probability

        2020

      • Shared Measurement Node Placement in Continuous Variable Measurement Device Independent Quantum Networks

        2020

      • On the analysis of a multipartite entanglement distribution switch

        2020

      • Quantum advantage via qubit belief propagation

        2020

      • Entanglement-Assisted Quantum-Secure Covert Communication

        2020

      • Fundamental limits of quantum-secure covert communication over bosonic channels

        2020

      • High-dimensional frequency-encoded quantum information processing with passive photonics and time-resolving detection

        2020

      • Second-order coding rates for key distillation in quantum key distribution

        2019

      • Performance Evaluation of a Quantum Entanglement Switch

        2019

      • Quantum Networks for Open Science (QNOS) Workshop

        2019

      • Percolation-based architecture for cluster state creation using photon-mediated entanglement between atomic memories

        2019

      • Indistinguishable Photon Source in the 1550-nm Band Optimized by Machine Learning

        2019

      • Non-producibility of arbitrary non-Gaussian states using zero-mean Gaussian states and partial photon number resolving detection

        2019

      • Covert sensing using floodlight illumination

        2019

      • Efficient representation of Gaussian states for multimode non-Gaussian quantum state engineering via subtraction of arbitrary number of photons

        2019

      • Development of quantum interConnects (QuICs) for Next-Generation information technologies

        2019

      • Boosting linear-optical Bell measurement success probability with predetection squeezing and imperfect photon-number-resolving detectors

        2019

      • Covert sensor

        2019

      • Quantum networks for open science

        2019

      • On the Capacity Region of Bipartite and Tripartite Entanglement Switching and Key Distribution

        2019

      • A Continuous-Variable Quantum Repeater based on Quantum Scissors

        2019

      • A single shot coherent Ising machine based on a network of injection-locked multicore fiber lasers

        2019

      • Approaching Quantum Limited Super-Resolution Imaging without Prior Knowledge of the Object Location: supplementary material

        2019

      • Wave-function engineering for spectrally uncorrelated biphotons in the telecommunication band based on a machine-learning framework

        2019

      • Quantum-optimal detection of one-versus-two incoherent optical sources with arbitrary separation

        2018

      • Ultimate limit of quantum beam tracking

        2018

      • Covert communications in a dynamic interference environment

        2018

      • Multi-hop routing in covert wireless networks

        2018

      • Optical ising-model solver using quantum annealing

        2018

      • Covert Wireless Communication With Artificial Noise Generation

        2018

      • Quantum-limited discrimination between laser light and noise

        2018

      • An interacting random walk model produces Turing-like filamentation and a new phase transition in time

        2018

      • Percolation Based Cluster State Generation by Photon-Mediated Entanglement

        2018

      • Attaining the quantum limit of superresolution in imaging an object's length via predetection spatial-mode sorting

        2018

      • Covert active sensing of linear systems

        2017

      • Rate-distance tradeoff and resource costs for all-optical quantum repeaters

        2017

      • Capacity of optical communications over a lossy bosonic channel with a receiver employing the most general coherent electro-optic feedback control

        2017

      • Fundamental limits of quantum-secure covert optical sensing

        2017

      • Covert communications on continuous-time channels in the presence of jamming

        2017

      • Percolation based architecture for cluster state quantum computation using photon-mediated entanglement between atomic memories

        2017

      • Bounding the quantum limits of precision for phase estimation with loss and thermal noise

        2017

      • Attaining quantum limit of imaging object's length

        2017

      • Optimal covert communications using pulse-position modulation

        2017

      • Device and method for optimally distinguishing among an arbitrary set of coherent states of light

        2017

      • Covert communication in the presence of an uninformed jammer

        2017

      • Achieving the Ultimate Limit of Two Point Resolution by Computational Imaging

        2017

      • COmmunications and Networking with QUantum Operationally-Secure Technology for Maritime Deployment (CONQUEST)

        2017

      • Spanning connectivity in a multilayer network and its relationship to site-bond percolation

        2016

      • Attaining the quantum limit of passive imaging

        2016

      • Second-order coding rates for pure-loss bosonic channels

        2016

      • Superadditivity of quantum channel coding rate with finite blocklength joint measurements

        2016

      • Covert communication over classical-quantum channels

        2016

      • Practical quantum repeaters with parametric down-conversion sources

        2016

      • Quantum key distribution using multiple gaussian focused beams

        2016

      • Scalable Engineering of Quantum Optical Information Processing Architectures (SEQUOIA)

        2016

      • Thinning, photonic beamsplitting, and a general discrete entropy power inequality

        2016

      • Thermal states minimize the output entropy of single-mode phase-insensitive Gaussian channels with an input entropy constraint

        2016

      • On the minimum output entropy of single-mode phase-insensitive Gaussian channels

        2016

      • Optimal measurements for symmetric quantum states with applications to optical communication

        2015

      • Optimal multicast in dense multi-channel multi-radio wireless networks

        2015

      • Covert communication with the help of an uninformed jammer achieves positive rate

        2015

      • Efficient multicast in hybrid wireless networks

        2015

      • Microwave quantum illumination

        2015

      • Quantum-secure covert communication on bosonic channels

        2015

      • Rate-loss analysis of an efficient quantum repeater architecture

        2015

      • Covert communications when the warden does not know the background noise power

        2015

      • Finite codelength analysis of the sequential waveform nulling receiver for M-ary PSK

        2015

      • Hiding information in noise: Fundamental limits of covert wireless communication

        2015

      • Layered percolation

        2014

      • Boundless reading of information bits with a single photon

        2014

      • The squashed entanglement of a quantum channel

        2014

      • Long range quantum key distribution using frequency multiplexing in broadband solid state memories

        2014

      • Fundamental rate-loss tradeoff for optical quantum key distribution

        2014

      • Quantum enigma machines and the locking capacity of a quantum channel

        2014

      • Realizable receivers for discriminating coherent and multicopy quantum states near the quantum limit

        2014

      • A wearable wireless platform for visually stimulating small flying insects

        2014

      • Covert optical communication

        2014

      • Gaussian-only regenerative stations cannot act as quantum repeaters

        2014

      • Quantum illumination at the microwave wavelengths

        2014

      • Exact analysis of a practical quantum repeater architecture with noisy elements

        2014

      • Could Gaussian regenerative stations act as quantum repeaters?

        2014

      • Towards a Poetics of Reconstruction: Reading and Enacting Identity in Kynpham Sing Nongkynrih’s Poetry

        2014

      • Squashed entanglement and the two-way assisted capacities of a quantum channel

        2014

      • Optimal measurements for symmetric quantum states with applications to optical quantum communication

        2014

      • Capacity of optical communication in loss and noise with general quantum Gaussian receivers

        2014

      • Optimal discrimination of M coherent states with a small quantum computer

        2014

      • Polar coded optical communications with weak coherent states

        2013

      • Information-efficient phase imaging with heralded single photons

        2013

      • Holevo capacity achieving joint detection receiver

        2013

      • Reading boundless error-free bits using a single photon

        2013

      • Attaining the Quantum Limit of Free-space Optical Communication

        2013

      • Near-optimal coherent-state receivers and multi-copy quantum state discrimination

        2013

      • A realizable receiver for discriminating arbitrary coherent states near the quantum limit

        2013

      • Multicasting under multi-domain and hierarchical constraints

        2013

      • Achieving minimum-error discrimination of an arbitrary set of laser-light pulses

        2013

      • Self-optimization in future hybrid networks

        2013

      • Achieving the Holevo capacity of a pure state classical-quantum channel via unambiguous state discrimination

        2013

      • Quantum noise limited optical communication with low probability of detection

        2013

      • High Photon Information Efficient imaging using single photon source

        2013

      • Superadditivity of quantum channel coding rate with finite blocklength quantum measurements

        2013

      • Polar codes for degradable quantum channels

        2013

      • Secret key generation over a lossy optical channel with a passive quantum eavesdropper: Capacity bounds and new explicit protocols

        2013

      • Polar coding to achieve the Holevo capacity of a pure-loss optical channel

        2012

      • Information trade-offs for optical quantum communication

        2012

      • Polar codes for achieving the classical capacity of a quantum channel

        2012

      • Percolation phenomena in networks under random dynamics

        2012

      • Capacity of optical reading, Part 1: Reading boundless error-free bits using a single photon

        2012

      • Explicit capacity-achieving receivers for optical communication and quantum reading

        2012

      • Quantum trade-off coding for bosonic communication

        2012

      • Quantum M-ary phase shift keying

        2012

      • Performance of polar codes for quantum and private classical communication

        2012

      • Serological cross reactivity between Glomerella cingulata and Camellia sinensis

        2012

      • Applications of directed percolation in wireless networks

        2012

      • Symmetric M-ary phase discrimination using quantum-optical probe states

        2012

      • Optical codeword demodulation with error rates below the standard quantum limit using a conditional nulling receiver

        2012

      • Systems and methods for quantum receivers for target detection using a quantum optical radar

        2012

      • Improved coded optical communication error rates using joint detection receivers

        2012

      • Polar codes for classical-quantum channels

        2012

      • Explicit receivers for pure-interference bosonic multiple access channels

        2012

      • On capacity of optical channels with coherent detection

        2011

      • Green wave sleep scheduling: optimizing latency and throughput in duty cycling wireless networks

        2011

      • Superadditive Optical Communications with Joint Detection Receivers and Concatenated Coding

        2011

      • Structured optical receivers to attain superadditive capacity and the Holevo limit

        2011

      • On quantum limit of optical communications: concatenated codes and joint-detection receivers

        2011

      • Quantum enhancement of a coherent ladar receiver using phase-sensitive amplification

        2011

      • Quantum-enhanced ladar ranging with squeezed-vacuum injection, phase-sensitive amplification, and slow photodetectors

        2011

      • Quantum enhanced lidar resolution with multi-spatial-mode phase sensitive amplification

        2011

      • Enhanced standoff sensing resolution using quantum illumination

        2011

      • Enhanced Optical Resolution with Phase‐Sensitive Preamplification in Coherent Image Detection

        2011

      • Information capacity of quantum reading

        2011

      • Information in a Photon When Loss Encodes the Bit

        2011

      • The free space optical interference channel

        2011

      • Approaching Helstrom limits to optical pulse-position demodulation using single photon detection and optical feedback

        2011

      • Addressing the ultimate limits of photon-efficiency vs. spectral-efficiency tradeoffs for the multiple-spatial-mode free-space optical communication channel

        2010

      • Optical resolution enhancement with phase-sensitive preamplification

        2010

      • Economic Applications of Quantum Information Processing

        2010

      • Effect of limited topology knowledge on opportunistic forwarding in ad hoc wireless networks

        2010

      • Phase-Conjugate Receiver for Gaussian-State Quantum Illumination

        2010

      • Green wave: Latency and capacity-efficient sleep scheduling for wireless networks

        2010

      • PPM demodulation: On approaching fundamental limits of optical communications

        2010

      • LADAR resolution improvement using receivers enhanced with squeezed-vacuum injection and phase-sensitive amplification

        2010

      • Gaussian-state quantum-illumination receivers for target detection

        2009

      • Receiver design to harness quantum illumination advantage

        2009

      • Delay efficient green wave sleep scheduling for wireless sensor networks (short paper)

        2009

      • Effect of topology knowledge on opportunistic forwarding

        2009

      • Quantum sensors program

        2009

      • Proof of the bosonic minimum output entropy conjecture

        2009

      • The bosonic minimum output entropy conjecture and Lagrangian minimization

        2009

      • Quantum illumination with Gaussian states

        2008

      • Quantum Illumination: Enhanced Background-Limited Target Detection by Means of Entanglement

        2008

      • Quantum auctions using adiabatic evolution: The corrupt auctioneer and circuit implementations

        2008

      • Capacity of the bosonic wiretap channel and the entropy photon-number inequality

        2008

      • The entropy photon-number inequality and its consequences

        2008

      • Information Transmission and Entanglement Distribution Over Bosonic Channels

        2008

      • Multiple-user quantum information theory for optical communication channels

        2008

      • Classical capacity of bosonic broadcast communication and a minimum output entropy conjecture

        2007

      • Classical information capacity of the bosonic broadcast channel

        2007

      • Convolutional and tail-biting quantum error-correcting codes

        2007

      • Bosonic Broadcast Channel Capacity and a New Minimum Output Entropy Conjecture

        2006

      • Minimum output entropy of a Gaussian Bosonic channel

        2005

      • Classical communication in the presence of quantum Gaussian noise

        2005

      • Ultimate channel capacity of free-space optical communications

        2005

      • Simple rate-1/3 convolutional and tail-biting quantum error-correcting codes

        2005

      • Classical capacity of free-space optical communication.

        2004

      • Minimum bosonic channel output entropies

        2004

      • Capacity of Bosonic communications

        2004

      • Minimum output entropy of bosonic channels: a conjecture

        2004

      • Classical capacity of the lossy bosonic channel: The exact solution

        2004

      • Information capacity of bosonic channels

        2004

      • Classical capacity of the free-space quantum-optical channel

        2004

      • Elimination of photorefractive grating writing instabilities during contradirectional two-wave mixing in iron-doped lithium niobate

        2002

      • Bohmian trajectories for photons

        2001

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